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Unified Diff: third_party/protobuf/src/google/protobuf/util/message_differencer_unittest.cc

Issue 1842653006: Update //third_party/protobuf to version 3. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: merge Created 4 years, 8 months ago
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Index: third_party/protobuf/src/google/protobuf/util/message_differencer_unittest.cc
diff --git a/third_party/protobuf/src/google/protobuf/util/message_differencer_unittest.cc b/third_party/protobuf/src/google/protobuf/util/message_differencer_unittest.cc
new file mode 100755
index 0000000000000000000000000000000000000000..a867c8812e80f5fdfa88a557018ff2f53454d170
--- /dev/null
+++ b/third_party/protobuf/src/google/protobuf/util/message_differencer_unittest.cc
@@ -0,0 +1,3151 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Author: jschorr@google.com (Joseph Schorr)
+// Based on original Protocol Buffers design by
+// Sanjay Ghemawat, Jeff Dean, and others.
+//
+// TODO(ksroka): Move some of these tests to field_comparator_test.cc.
+
+#include <algorithm>
+#include <string>
+#include <vector>
+
+
+#include <google/protobuf/util/field_comparator.h>
+#include <google/protobuf/util/message_differencer.h>
+#include <google/protobuf/util/message_differencer_unittest.pb.h>
+#include <google/protobuf/text_format.h>
+#include <google/protobuf/wire_format.h>
+#include <google/protobuf/io/zero_copy_stream_impl.h>
+#include <google/protobuf/io/coded_stream.h>
+#include <google/protobuf/any_test.pb.h>
+#include <google/protobuf/map_unittest.pb.h>
+#include <google/protobuf/unittest.pb.h>
+#include <google/protobuf/map_test_util.h>
+#include <google/protobuf/test_util.h>
+
+#include <google/protobuf/stubs/logging.h>
+#include <google/protobuf/stubs/common.h>
+#include <google/protobuf/stubs/strutil.h>
+#include <google/protobuf/testing/googletest.h>
+#include <gtest/gtest.h>
+
+namespace google {
+namespace protobuf {
+
+namespace {
+
+
+const FieldDescriptor* GetFieldDescriptor(
+ const Message& message, const string& field_name) {
+ vector<string> field_path =
+ Split(field_name, ".", true);
+ const Descriptor* descriptor = message.GetDescriptor();
+ const FieldDescriptor* field = NULL;
+ for (int i = 0; i < field_path.size(); i++) {
+ field = descriptor->FindFieldByName(field_path[i]);
+ descriptor = field->message_type();
+ }
+ return field;
+}
+
+void ExpectEqualsWithDifferencer(util::MessageDifferencer* differencer,
+ const Message& msg1,
+ const Message& msg2) {
+ differencer->set_scope(util::MessageDifferencer::FULL);
+ EXPECT_TRUE(differencer->Compare(msg1, msg2));
+
+ differencer->set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer->Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicEqualityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicInequalityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldInequalityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.add_repeated_int32(-1);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, MapFieldEqualityTest) {
+ // Create the testing protos
+ unittest::TestMap msg1;
+ unittest::TestMap msg2;
+
+ MapReflectionTester tester(unittest::TestMap::descriptor());
+ tester.SetMapFieldsViaReflection(&msg1);
+ tester.SetMapFieldsViaReflection(&msg2);
+ tester.SwapMapsViaReflection(&msg1);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicPartialEqualityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialEqualityTestExtraField) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.clear_optional_int32();
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialEqualityTestSkipRequiredField) {
+ // Create the testing protos
+ unittest::TestRequired msg1;
+ unittest::TestRequired msg2;
+
+ msg1.set_a(401);
+ msg2.set_a(401);
+ msg2.set_b(402);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicPartialInequalityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialInequalityMissingFieldTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg2.clear_optional_int32();
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldPartialInequalityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.add_repeated_int32(-1);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicEquivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equivalent(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, EquivalencyNotEqualTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.clear_optional_int32();
+ msg2.set_optional_int32(0);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+ EXPECT_TRUE(util::MessageDifferencer::Equivalent(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicInequivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equivalent(msg1, msg2));
+}
+
+
+TEST(MessageDifferencerTest, BasicEquivalencyNonSetTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equivalent(msg1, msg2));
+}
+
+
+TEST(MessageDifferencerTest, BasicInequivalencyNonSetTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equivalent(msg1, msg2));
+}
+
+
+TEST(MessageDifferencerTest, BasicPartialEquivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialEquivalencyNotEqualTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.set_optional_int32(0);
+ msg2.clear_optional_int32();
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialEquivalencyTestExtraField) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.clear_optional_int32();
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, PartialEquivalencyTestSkipRequiredField) {
+ // Create the testing protos
+ unittest::TestRequired msg1;
+ unittest::TestRequired msg2;
+
+ msg1.set_a(401);
+ msg2.set_a(401);
+ msg2.set_b(402);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicPartialInequivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicPartialEquivalencyNonSetTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicPartialInequivalencyNonSetTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ msg1.set_optional_int32(-1);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, ApproximateEqualityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, ApproximateModifiedEqualityTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ const float v1 = 2.300005f;
+ const float v2 = 2.300006f;
+ msg1.set_optional_float(v1);
+ msg2.set_optional_float(v2);
+
+ // Compare
+ ASSERT_NE(v1, v2) << "Should not be the same: " << v1 << ", " << v2;
+ ASSERT_FLOAT_EQ(v1, v2) << "Should be approx. equal: " << v1 << ", " << v2;
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, ApproximateEquivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+}
+
+TEST(MessageDifferencerTest, ApproximateModifiedEquivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Modify the approximateness requirement
+ const float v1 = 2.300005f;
+ const float v2 = 2.300006f;
+ msg1.set_optional_float(v1);
+ msg2.set_optional_float(v2);
+
+ // Compare
+ ASSERT_NE(v1, v2) << "Should not be the same: " << v1 << ", " << v2;
+ ASSERT_FLOAT_EQ(v1, v2) << "Should be approx. equal: " << v1 << ", " << v2;
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+
+ // Modify the equivalency requirement too
+ msg1.clear_optional_int32();
+ msg2.set_optional_int32(0);
+
+ // Compare. Now should only pass on ApproximatelyEquivalent
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+ EXPECT_FALSE(util::MessageDifferencer::Equivalent(msg1, msg2));
+ EXPECT_FALSE(util::MessageDifferencer::ApproximatelyEquals(msg1, msg2));
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+}
+
+TEST(MessageDifferencerTest, ApproximateInequivalencyTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Should fail on equivalency
+ msg1.set_optional_int32(-1);
+ EXPECT_FALSE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+
+ // Make these fields the same again.
+ msg1.set_optional_int32(0);
+ msg2.set_optional_int32(0);
+ EXPECT_TRUE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+
+ // Should fail on approximate equality check
+ const float v1 = 2.3f;
+ const float v2 = 9.3f;
+ msg1.set_optional_float(v1);
+ msg2.set_optional_float(v2);
+ EXPECT_FALSE(util::MessageDifferencer::ApproximatelyEquivalent(msg1,
+ msg2));
+}
+
+TEST(MessageDifferencerTest, WithinFractionOrMarginFloatTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Should fail on approximate equality check
+ const float v1 = 100.0f;
+ const float v2 = 109.9f;
+ msg1.set_optional_float(v1);
+ msg2.set_optional_float(v2);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ const FieldDescriptor* fd =
+ msg1.GetDescriptor()->FindFieldByName("optional_float");
+
+ // Set float comparison to exact, margin and fraction value should not matter.
+ differencer.set_float_comparison(util::MessageDifferencer::EXACT);
+ // Set margin for float comparison.
+ differencer.SetFractionAndMargin(fd, 0.0, 10.0);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Margin and fraction float comparison is activated when float comparison is
+ // set to approximate.
+ differencer.set_float_comparison(util::MessageDifferencer::APPROXIMATE);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Test out float comparison with fraction.
+ differencer.SetFractionAndMargin(fd, 0.2, 0.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Should fail since the fraction is smaller than error.
+ differencer.SetFractionAndMargin(fd, 0.01, 0.0);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Should pass if either fraction or margin are satisfied.
+ differencer.SetFractionAndMargin(fd, 0.01, 10.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Make sure that the margin and fraction only affects the field that it was
+ // set for.
+ msg1.set_default_float(v1);
+ msg2.set_default_float(v2);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ msg1.set_default_float(v1);
+ msg2.set_default_float(v1);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, WithinFractionOrMarginDoubleTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Should fail on approximate equality check
+ const double v1 = 100.0;
+ const double v2 = 109.9;
+ msg1.set_optional_double(v1);
+ msg2.set_optional_double(v2);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Set comparison to exact, margin and fraction value should not matter.
+ differencer.set_float_comparison(util::MessageDifferencer::EXACT);
+ // Set margin for float comparison.
+ const FieldDescriptor* fd =
+ msg1.GetDescriptor()->FindFieldByName("optional_double");
+ differencer.SetFractionAndMargin(fd, 0.0, 10.0);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Margin and fraction comparison is activated when float comparison is
+ // set to approximate.
+ differencer.set_float_comparison(util::MessageDifferencer::APPROXIMATE);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Test out comparison with fraction.
+ differencer.SetFractionAndMargin(fd, 0.2, 0.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Should fail since the fraction is smaller than error.
+ differencer.SetFractionAndMargin(fd, 0.01, 0.0);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Should pass if either fraction or margin are satisfied.
+ differencer.SetFractionAndMargin(fd, 0.01, 10.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Make sure that the margin and fraction only affects the field that it was
+ // set for.
+ msg1.set_default_double(v1);
+ msg2.set_default_double(v2);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ msg1.set_default_double(v1);
+ msg2.set_default_double(v1);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, WithinDefaultFractionOrMarginDoubleTest) {
+ // Create the testing protos
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ // Should fail on approximate equality check
+ const double v1 = 100.0;
+ const double v2 = 109.9;
+ msg1.set_optional_double(v1);
+ msg2.set_optional_double(v2);
+
+ util::MessageDifferencer differencer;
+
+ // Compare
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Set up a custom field comparitor, with a default fraction and margin for
+ // float and double comparison.
+ util::DefaultFieldComparator field_comparitor;
+ field_comparitor.SetDefaultFractionAndMargin(0.0, 10.0);
+ differencer.set_field_comparator(&field_comparitor);
+
+ // Set comparison to exact, margin and fraction value should not matter.
+ field_comparitor.set_float_comparison(util::DefaultFieldComparator::EXACT);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Margin and fraction comparison is activated when float comparison is
+ // set to approximate.
+ field_comparitor.set_float_comparison(
+ util::DefaultFieldComparator::APPROXIMATE);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Test out comparison with fraction.
+ field_comparitor.SetDefaultFractionAndMargin(0.2, 0.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Should fail since the fraction is smaller than error.
+ field_comparitor.SetDefaultFractionAndMargin(0.01, 0.0);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Should pass if either fraction or margin are satisfied.
+ field_comparitor.SetDefaultFractionAndMargin(0.01, 10.0);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Make sure that the default margin and fraction affects all fields
+ msg1.set_default_double(v1);
+ msg2.set_default_double(v2);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicFieldOrderingsTest) {
+ // Create the testing protos
+ unittest::TestFieldOrderings msg1;
+ unittest::TestFieldOrderings msg2;
+
+ TestUtil::SetAllFieldsAndExtensions(&msg1);
+ TestUtil::SetAllFieldsAndExtensions(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+
+TEST(MessageDifferencerTest, BasicFieldOrderingInequalityTest) {
+ // Create the testing protos
+ unittest::TestFieldOrderings msg1;
+ unittest::TestFieldOrderings msg2;
+
+ TestUtil::SetAllFieldsAndExtensions(&msg1);
+ TestUtil::SetAllFieldsAndExtensions(&msg2);
+
+ msg1.set_my_float(15.00);
+ msg2.set_my_float(16.00);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, BasicExtensionTest) {
+ // Create the testing protos
+ unittest::TestAllExtensions msg1;
+ unittest::TestAllExtensions msg2;
+
+ TestUtil::SetAllExtensions(&msg1);
+ TestUtil::SetAllExtensions(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+
+TEST(MessageDifferencerTest, BasicExtensionInequalityTest) {
+ // Create the testing protos
+ unittest::TestAllExtensions msg1;
+ unittest::TestAllExtensions msg2;
+
+ TestUtil::SetAllExtensions(&msg1);
+ TestUtil::SetAllExtensions(&msg2);
+
+ msg1.SetExtension(unittest::optional_int32_extension, 101);
+ msg2.SetExtension(unittest::optional_int32_extension, 102);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, OneofTest) {
+ // Create the testing protos
+ unittest::TestOneof2 msg1;
+ unittest::TestOneof2 msg2;
+
+ TestUtil::SetOneof1(&msg1);
+ TestUtil::SetOneof1(&msg2);
+
+ // Compare
+ EXPECT_TRUE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, OneofInequalityTest) {
+ // Create the testing protos
+ unittest::TestOneof2 msg1;
+ unittest::TestOneof2 msg2;
+
+ TestUtil::SetOneof1(&msg1);
+ TestUtil::SetOneof2(&msg2);
+
+ // Compare
+ EXPECT_FALSE(util::MessageDifferencer::Equals(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, UnknownFieldPartialEqualTest) {
+ unittest::TestEmptyMessage empty1;
+ unittest::TestEmptyMessage empty2;
+
+ UnknownFieldSet* unknown1 = empty1.mutable_unknown_fields();
+ UnknownFieldSet* unknown2 = empty2.mutable_unknown_fields();
+
+ unknown1->AddVarint(243, 122);
+ unknown1->AddLengthDelimited(245, "abc");
+ unknown1->AddGroup(246)->AddFixed32(248, 1);
+ unknown1->mutable_field(2)->mutable_group()->AddFixed32(248, 2);
+
+ unknown2->AddVarint(243, 122);
+ unknown2->AddLengthDelimited(245, "abc");
+ unknown2->AddGroup(246)->AddFixed32(248, 1);
+ unknown2->mutable_field(2)->mutable_group()->AddFixed32(248, 2);
+
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(empty1, empty2));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsEqualityAllTest) {
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ vector<const FieldDescriptor*> fields2;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+ msg2.GetReflection()->ListFields(msg2, &fields2);
+
+ util::MessageDifferencer differencer;
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsInequalityAllTest) {
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+
+ vector<const FieldDescriptor*> fields1;
+ vector<const FieldDescriptor*> fields2;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+ msg2.GetReflection()->ListFields(msg2, &fields2);
+
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsEmptyListAlwaysSucceeds) {
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+
+ vector<const FieldDescriptor*> empty_fields;
+
+ util::MessageDifferencer differencer;
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2,
+ empty_fields, empty_fields));
+
+ TestUtil::SetAllFields(&msg2);
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2,
+ empty_fields, empty_fields));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsCompareWithSelf) {
+ unittest::TestAllTypes msg1;
+ TestUtil::SetAllFields(&msg1);
+
+ vector<const FieldDescriptor*> fields;
+ msg1.GetReflection()->ListFields(msg1, &fields);
+
+ util::MessageDifferencer differencer;
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg1, fields, fields));
+
+ {
+ // Compare with a subset of fields.
+ vector<const FieldDescriptor*> compare_fields;
+ for (int i = 0; i < fields.size(); ++i) {
+ if (i % 2 == 0) {
+ compare_fields.push_back(fields[i]);
+ }
+ }
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg1,
+ compare_fields, compare_fields));
+ }
+ {
+ // Specify a different set of fields to compare, even though we're using the
+ // same message. This should fail, since we are explicitly saying that the
+ // set of fields are different.
+ vector<const FieldDescriptor*> compare_fields1;
+ vector<const FieldDescriptor*> compare_fields2;
+ for (int i = 0; i < fields.size(); ++i) {
+ if (i % 2 == 0) {
+ compare_fields1.push_back(fields[i]);
+ } else {
+ compare_fields2.push_back(fields[i]);
+ }
+ }
+ EXPECT_FALSE(differencer.CompareWithFields(
+ msg1, msg1, compare_fields1, compare_fields2));
+ }
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsEqualityAllShuffledTest) {
+ // This is a public function, so make sure there are no assumptions about the
+ // list of fields. Randomly shuffle them to make sure that they are properly
+ // ordered for comparison.
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ vector<const FieldDescriptor*> fields2;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+ msg2.GetReflection()->ListFields(msg2, &fields2);
+
+ std::random_shuffle(fields1.begin(), fields1.end());
+ std::random_shuffle(fields2.begin(), fields2.end());
+
+ util::MessageDifferencer differencer;
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsSubsetEqualityTest) {
+ // Specify a set of fields to compare. All the fields are equal.
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+
+ vector<const FieldDescriptor*> compare_fields;
+ // Only compare the field descriptors with even indices.
+ for (int i = 0; i < fields1.size(); ++i) {
+ if (i % 2 == 0) {
+ compare_fields.push_back(fields1[i]);
+ }
+ }
+
+ util::MessageDifferencer differencer;
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2,
+ compare_fields, compare_fields));
+}
+
+TEST(MessageDifferencerTest,
+ SpecifiedFieldsSubsetIgnoresOtherFieldDifferencesTest) {
+ // Specify a set of fields to compare, but clear all the other fields in one
+ // of the messages. This should fail a regular compare, but CompareWithFields
+ // should succeed.
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ const Reflection* reflection = msg1.GetReflection();
+ reflection->ListFields(msg1, &fields1);
+
+ vector<const FieldDescriptor*> compare_fields;
+ // Only compare the field descriptors with even indices.
+ for (int i = 0; i < fields1.size(); ++i) {
+ if (i % 2 == 0) {
+ compare_fields.push_back(fields1[i]);
+ } else {
+ reflection->ClearField(&msg2, fields1[i]);
+ }
+ }
+
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2,
+ compare_fields, compare_fields));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsDetectsDifferencesTest) {
+ // Change all of the repeated fields in one of the messages, and use only
+ // those fields for comparison.
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+ TestUtil::ModifyRepeatedFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+
+ vector<const FieldDescriptor*> compare_fields;
+ // Only compare the repeated field descriptors.
+ for (int i = 0; i < fields1.size(); ++i) {
+ if (fields1[i]->is_repeated()) {
+ compare_fields.push_back(fields1[i]);
+ }
+ }
+
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.CompareWithFields(msg1, msg2,
+ compare_fields, compare_fields));
+}
+
+TEST(MessageDifferencerTest, SpecifiedFieldsEquivalenceAllTest) {
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+
+ TestUtil::SetAllFields(&msg1);
+ TestUtil::SetAllFields(&msg2);
+
+ vector<const FieldDescriptor*> fields1;
+ vector<const FieldDescriptor*> fields2;
+ msg1.GetReflection()->ListFields(msg1, &fields1);
+ msg2.GetReflection()->ListFields(msg2, &fields2);
+
+ util::MessageDifferencer differencer;
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+}
+
+TEST(MessageDifferencerTest,
+ SpecifiedFieldsEquivalenceIgnoresOtherFieldDifferencesTest) {
+ unittest::TestAllTypes msg1;
+ unittest::TestAllTypes msg2;
+ const Descriptor* desc = msg1.GetDescriptor();
+
+ const FieldDescriptor* optional_int32_desc =
+ desc->FindFieldByName("optional_int32");
+ const FieldDescriptor* optional_int64_desc =
+ desc->FindFieldByName("optional_int64");
+ const FieldDescriptor* default_int64_desc =
+ desc->FindFieldByName("default_int64");
+ ASSERT_TRUE(optional_int32_desc != NULL);
+ ASSERT_TRUE(optional_int64_desc != NULL);
+ ASSERT_TRUE(default_int64_desc != NULL);
+ msg1.set_optional_int32(0);
+ msg2.set_optional_int64(0);
+ msg1.set_default_int64(default_int64_desc->default_value_int64());
+
+ // Set a field to a non-default value so we know that field selection is
+ // actually doing something.
+ msg2.set_optional_uint64(23);
+
+ vector<const FieldDescriptor*> fields1;
+ vector<const FieldDescriptor*> fields2;
+ fields1.push_back(optional_int32_desc);
+ fields1.push_back(default_int64_desc);
+
+ fields2.push_back(optional_int64_desc);
+
+ util::MessageDifferencer differencer;
+ EXPECT_FALSE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields1, fields2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_SetOfSet) {
+ // Create the testing protos
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->add_ra(1); item->add_ra(2); item->add_ra(3);
+ item = msg1.add_item();
+ item->add_ra(5); item->add_ra(6);
+ item = msg1.add_item();
+ item->add_ra(1); item->add_ra(3);
+ item = msg1.add_item();
+ item->add_ra(6); item->add_ra(7); item->add_ra(8);
+
+ item = msg2.add_item();
+ item->add_ra(6); item->add_ra(5);
+ item = msg2.add_item();
+ item->add_ra(6); item->add_ra(8); item->add_ra(7);
+ item = msg2.add_item();
+ item->add_ra(1); item->add_ra(3);
+ item = msg2.add_item();
+ item->add_ra(3); item->add_ra(2); item->add_ra(1);
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_Combination) {
+ // Create the testing protos
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ // Treat "item" as Map, with key = "a"
+ // Treat "item.ra" also as Set
+ // Treat "rv" as Set
+ // Treat "rw" as List
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->set_a(3);
+ item->add_ra(1); item->add_ra(2); item->add_ra(3);
+ item = msg1.add_item();
+ item->set_a(4);
+ item->add_ra(5); item->add_ra(6);
+ item = msg1.add_item();
+ item->set_a(1);
+ item->add_ra(1); item->add_ra(3);
+ item = msg1.add_item();
+ item->set_a(2);
+ item->add_ra(6); item->add_ra(7); item->add_ra(8);
+
+ item = msg2.add_item();
+ item->set_a(4);
+ item->add_ra(6); item->add_ra(5);
+ item = msg2.add_item();
+ item->set_a(2);
+ item->add_ra(6); item->add_ra(8); item->add_ra(7);
+ item = msg2.add_item();
+ item->set_a(1);
+ item->add_ra(1); item->add_ra(3);
+ item = msg2.add_item();
+ item->set_a(3);
+ item->add_ra(3); item->add_ra(2); item->add_ra(1);
+
+ msg1.add_rv(3);
+ msg1.add_rv(4);
+ msg1.add_rv(7);
+ msg1.add_rv(0);
+ msg2.add_rv(4);
+ msg2.add_rv(3);
+ msg2.add_rv(0);
+ msg2.add_rv(7);
+
+ msg1.add_rw("nothing"); msg2.add_rw("nothing");
+ msg1.add_rw("should"); msg2.add_rw("should");
+ msg1.add_rw("change"); msg2.add_rw("change");
+
+ // Compare
+ util::MessageDifferencer differencer1;
+ differencer1.TreatAsMap(msg1.GetDescriptor()->FindFieldByName("item"),
+ item->GetDescriptor()->FindFieldByName("a"));
+ differencer1.TreatAsSet(msg1.GetDescriptor()->FindFieldByName("rv"));
+ differencer1.TreatAsSet(item->GetDescriptor()->FindFieldByName("ra"));
+ EXPECT_TRUE(differencer1.Compare(msg1, msg2));
+
+ util::MessageDifferencer differencer2;
+ differencer2.TreatAsMap(msg1.GetDescriptor()->FindFieldByName("item"),
+ item->GetDescriptor()->FindFieldByName("a"));
+ differencer2.set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ differencer2.TreatAsList(msg1.GetDescriptor()->FindFieldByName("rw"));
+ EXPECT_TRUE(differencer2.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldMapTest_Partial) {
+ protobuf_unittest::TestDiffMessage msg1;
+ // message msg1 {
+ // item { a: 1; b: "11" }
+ // }
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->set_a(1);
+ item->set_b("11");
+
+ protobuf_unittest::TestDiffMessage msg2;
+ // message msg2 {
+ // item { a: 2; b: "22" }
+ // item { a: 1; b: "11" }
+ // }
+ item = msg2.add_item();
+ item->set_a(2);
+ item->set_b("22");
+ item = msg2.add_item();
+ item->set_a(1);
+ item->set_b("11");
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.TreatAsMap(GetFieldDescriptor(msg1, "item"),
+ GetFieldDescriptor(msg1, "item.a"));
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_Duplicates) {
+ protobuf_unittest::TestDiffMessage a, b, c;
+ // message a: {
+ // rv: 0
+ // rv: 1
+ // rv: 0
+ // }
+ a.add_rv(0);
+ a.add_rv(1);
+ a.add_rv(0);
+ // message b: {
+ // rv: 0
+ // rv: 0
+ // rv: 1
+ // }
+ b.add_rv(0);
+ b.add_rv(0);
+ b.add_rv(1);
+ // message c: {
+ // rv: 0
+ // rv: 1
+ // }
+ c.add_rv(0);
+ c.add_rv(1);
+ util::MessageDifferencer differencer;
+ differencer.TreatAsSet(GetFieldDescriptor(a, "rv"));
+ EXPECT_TRUE(differencer.Compare(b, a));
+ EXPECT_FALSE(differencer.Compare(c, a));
+
+ util::MessageDifferencer differencer1;
+ differencer1.set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ EXPECT_TRUE(differencer1.Compare(b, a));
+ EXPECT_FALSE(differencer1.Compare(c, a));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_PartialSimple) {
+ protobuf_unittest::TestDiffMessage a, b, c;
+ // message a: {
+ // rm { c: 1 }
+ // rm { c: 0 }
+ // }
+ a.add_rm()->set_c(1);
+ a.add_rm()->set_c(0);
+ // message b: {
+ // rm { c: 1 }
+ // rm {}
+ // }
+ b.add_rm()->set_c(1);
+ b.add_rm();
+ // message c: {
+ // rm {}
+ // rm { c: 1 }
+ // }
+ c.add_rm();
+ c.add_rm()->set_c(1);
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ differencer.TreatAsSet(GetFieldDescriptor(a, "rm"));
+ EXPECT_TRUE(differencer.Compare(b, a));
+ EXPECT_TRUE(differencer.Compare(c, a));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_Partial) {
+ protobuf_unittest::TestDiffMessage msg1, msg2;
+ // message msg1: {
+ // rm { a: 1 }
+ // rm { b: 2 }
+ // rm { c: 3 }
+ // }
+ msg1.add_rm()->set_a(1);
+ msg1.add_rm()->set_b(2);
+ msg1.add_rm()->set_c(3);
+ // message msg2: {
+ // rm { a: 1; c: 3 }
+ // rm { b: 2; c: 3 }
+ // rm { b: 2 }
+ // }
+ protobuf_unittest::TestField* field = msg2.add_rm();
+ field->set_a(1);
+ field->set_c(3);
+ field = msg2.add_rm();
+ field->set_b(2);
+ field->set_c(3);
+ field = msg2.add_rm();
+ field->set_b(2);
+
+ util::MessageDifferencer differencer;
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ differencer.TreatAsSet(GetFieldDescriptor(msg1, "rm"));
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldMapTest_MultipleFieldsAsKey) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ // Treat "item" as Map, with key = ("a", "ra")
+ // Treat "item.ra" as Set
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ // key => value: (1, {2, 3}) => "a"
+ item->set_a(1);
+ item->add_ra(2);
+ item->add_ra(3);
+ item->set_b("a");
+ item = msg1.add_item();
+ // key => value: (2, {1, 3}) => "b"
+ item->set_a(2);
+ item->add_ra(1);
+ item->add_ra(3);
+ item->set_b("b");
+ item = msg1.add_item();
+ // key => value: (1, {1, 3}) => "c"
+ item->set_a(1);
+ item->add_ra(1);
+ item->add_ra(3);
+ item->set_b("c");
+
+ item = msg2.add_item();
+ // key => value: (1, {1, 3}) => "c"
+ item->set_a(1);
+ item->add_ra(3);
+ item->add_ra(1);
+ item->set_b("c");
+ item = msg2.add_item();
+ // key => value: (1, {2, 3}) => "a"
+ item->set_a(1);
+ item->add_ra(3);
+ item->add_ra(2);
+ item->set_b("a");
+ item = msg2.add_item();
+ // key => value: (2, {1, 3}) => "b"
+ item->set_a(2);
+ item->add_ra(3);
+ item->add_ra(1);
+ item->set_b("b");
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.TreatAsSet(GetFieldDescriptor(msg1, "item.ra"));
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ vector<const FieldDescriptor*> key_fields;
+ key_fields.push_back(GetFieldDescriptor(msg1, "item.a"));
+ key_fields.push_back(GetFieldDescriptor(msg1, "item.ra"));
+ differencer.TreatAsMapWithMultipleFieldsAsKey(
+ GetFieldDescriptor(msg1, "item"), key_fields);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Introduce some differences.
+ msg1.clear_item();
+ msg2.clear_item();
+ item = msg1.add_item();
+ item->set_a(4);
+ item->add_ra(5);
+ item->add_ra(6);
+ item->set_b("hello");
+ item = msg2.add_item();
+ item->set_a(4);
+ item->add_ra(6);
+ item->add_ra(5);
+ item->set_b("world");
+ string output;
+ differencer.ReportDifferencesToString(&output);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "moved: item[0].ra[0] -> item[0].ra[1] : 5\n"
+ "moved: item[0].ra[1] -> item[0].ra[0] : 6\n"
+ "modified: item[0].b: \"hello\" -> \"world\"\n",
+ output);
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldMapTest_MultipleFieldPathsAsKey) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ // Treat "item" as Map, with key = ("m.a", "m.rc")
+ // Treat "item.m.rc" as Set
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ // key => value: (1, {2, 3}) => "a"
+ item->mutable_m()->set_a(1);
+ item->mutable_m()->add_rc(2);
+ item->mutable_m()->add_rc(3);
+ item->set_b("a");
+ item = msg1.add_item();
+ // key => value: (2, {1, 3}) => "b"
+ item->mutable_m()->set_a(2);
+ item->mutable_m()->add_rc(1);
+ item->mutable_m()->add_rc(3);
+ item->set_b("b");
+ item = msg1.add_item();
+ // key => value: (1, {1, 3}) => "c"
+ item->mutable_m()->set_a(1);
+ item->mutable_m()->add_rc(1);
+ item->mutable_m()->add_rc(3);
+ item->set_b("c");
+
+ item = msg2.add_item();
+ // key => value: (1, {1, 3}) => "c"
+ item->mutable_m()->set_a(1);
+ item->mutable_m()->add_rc(3);
+ item->mutable_m()->add_rc(1);
+ item->set_b("c");
+ item = msg2.add_item();
+ // key => value: (1, {2, 3}) => "a"
+ item->mutable_m()->set_a(1);
+ item->mutable_m()->add_rc(3);
+ item->mutable_m()->add_rc(2);
+ item->set_b("a");
+ item = msg2.add_item();
+ // key => value: (2, {1, 3}) => "b"
+ item->mutable_m()->set_a(2);
+ item->mutable_m()->add_rc(3);
+ item->mutable_m()->add_rc(1);
+ item->set_b("b");
+
+ // Compare
+ util::MessageDifferencer differencer;
+ differencer.TreatAsSet(GetFieldDescriptor(msg1, "item.m.rc"));
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ vector<vector<const FieldDescriptor*> > key_field_paths;
+ vector<const FieldDescriptor*> key_field_path1;
+ key_field_path1.push_back(GetFieldDescriptor(msg1, "item.m"));
+ key_field_path1.push_back(GetFieldDescriptor(msg1, "item.m.a"));
+ vector<const FieldDescriptor*> key_field_path2;
+ key_field_path2.push_back(GetFieldDescriptor(msg1, "item.m"));
+ key_field_path2.push_back(GetFieldDescriptor(msg1, "item.m.rc"));
+ key_field_paths.push_back(key_field_path1);
+ key_field_paths.push_back(key_field_path2);
+ differencer.TreatAsMapWithMultipleFieldPathsAsKey(
+ GetFieldDescriptor(msg1, "item"), key_field_paths);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+
+ // Introduce some differences.
+ msg1.clear_item();
+ msg2.clear_item();
+ item = msg1.add_item();
+ item->mutable_m()->set_a(4);
+ item->mutable_m()->add_rc(5);
+ item->mutable_m()->add_rc(6);
+ item->set_b("hello");
+ item = msg2.add_item();
+ item->mutable_m()->set_a(4);
+ item->mutable_m()->add_rc(6);
+ item->mutable_m()->add_rc(5);
+ item->set_b("world");
+ string output;
+ differencer.ReportDifferencesToString(&output);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "modified: item[0].b: \"hello\" -> \"world\"\n"
+ "moved: item[0].m.rc[0] -> item[0].m.rc[1] : 5\n"
+ "moved: item[0].m.rc[1] -> item[0].m.rc[0] : 6\n",
+ output);
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldMapTest_IgnoredKeyFields) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ // Treat "item" as Map, with key = ("a", "ra")
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->set_a(1);
+ item->add_ra(2);
+ item->set_b("hello");
+ item = msg2.add_item();
+ item->set_a(1);
+ item->add_ra(3);
+ item->set_b("world");
+ // Compare
+ util::MessageDifferencer differencer;
+ vector<const FieldDescriptor*> key_fields;
+ key_fields.push_back(GetFieldDescriptor(msg1, "item.a"));
+ key_fields.push_back(GetFieldDescriptor(msg1, "item.ra"));
+ differencer.TreatAsMapWithMultipleFieldsAsKey(
+ GetFieldDescriptor(msg1, "item"), key_fields);
+ string output;
+ differencer.ReportDifferencesToString(&output);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "added: item[0]: { a: 1 ra: 3 b: \"world\" }\n"
+ "deleted: item[0]: { a: 1 ra: 2 b: \"hello\" }\n",
+ output);
+ // Ignored fields that are listed as parts of the key are still used
+ // in key comparison, but they're not used in value comparison.
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "item.ra"));
+ output.clear();
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "added: item[0]: { a: 1 ra: 3 b: \"world\" }\n"
+ "deleted: item[0]: { a: 1 ra: 2 b: \"hello\" }\n",
+ output);
+ // Ignoring a field in the key is different from treating the left fields
+ // as key. That is:
+ // (key = ("a", "ra") && ignore "ra") != (key = ("a") && ignore "ra")
+ util::MessageDifferencer differencer2;
+ differencer2.TreatAsMap(GetFieldDescriptor(msg1, "item"),
+ GetFieldDescriptor(msg1, "item.a"));
+ differencer2.IgnoreField(GetFieldDescriptor(msg1, "item.ra"));
+ output.clear();
+ differencer2.ReportDifferencesToString(&output);
+ EXPECT_FALSE(differencer2.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "ignored: item[0].ra\n"
+ "modified: item[0].b: \"hello\" -> \"world\"\n",
+ output);
+}
+
+static const char* const kIgnoredFields[] = {"rm.b", "rm.m.b"};
+
+class TestIgnorer : public util::MessageDifferencer::IgnoreCriteria {
+ public:
+ virtual bool IsIgnored(
+ const Message& message1, const Message& message2,
+ const FieldDescriptor* field,
+ const vector<util::MessageDifferencer::SpecificField>& parent_fields) {
+ string name = "";
+ for (int i = 0; i < parent_fields.size(); ++i) {
+ name += parent_fields[i].field->name() + ".";
+ }
+ name += field->name();
+ for (int i = 0; i < GOOGLE_ARRAYSIZE(kIgnoredFields); ++i) {
+ if (name.compare(kIgnoredFields[i]) == 0) {
+ return true;
+ }
+ }
+ return false;
+ }
+};
+
+TEST(MessageDifferencerTest, TreatRepeatedFieldAsSetWithIgnoredFields) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ TextFormat::MergeFromString("rm { a: 11\n b: 12 }", &msg1);
+ TextFormat::MergeFromString("rm { a: 11\n b: 13 }", &msg2);
+ util::MessageDifferencer differ;
+ differ.TreatAsSet(GetFieldDescriptor(msg1, "rm"));
+ differ.AddIgnoreCriteria(new TestIgnorer);
+ EXPECT_TRUE(differ.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, TreatRepeatedFieldAsMapWithIgnoredKeyFields) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ TextFormat::MergeFromString("rm { a: 11\n m { a: 12\n b: 13\n } }", &msg1);
+ TextFormat::MergeFromString("rm { a: 11\n m { a: 12\n b: 14\n } }", &msg2);
+ util::MessageDifferencer differ;
+ differ.TreatAsMap(GetFieldDescriptor(msg1, "rm"),
+ GetFieldDescriptor(msg1, "rm.m"));
+ differ.AddIgnoreCriteria(new TestIgnorer);
+ EXPECT_TRUE(differ.Compare(msg1, msg2));
+}
+
+// Takes the product of all elements of item.ra as the key for key comparison.
+class ValueProductMapKeyComparator
+ : public util::MessageDifferencer::MapKeyComparator {
+ public:
+ typedef util::MessageDifferencer::SpecificField SpecificField;
+ virtual bool IsMatch(
+ const Message &message1, const Message &message2,
+ const vector<SpecificField>& parent_fields) const {
+ const Reflection* reflection1 = message1.GetReflection();
+ const Reflection* reflection2 = message2.GetReflection();
+ // FieldDescriptor for item.ra
+ const FieldDescriptor* ra_field =
+ message1.GetDescriptor()->FindFieldByName("ra");
+ // Get the product of all elements in item.ra
+ int result1 = 1, result2 = 1;
+ for (int i = 0; i < reflection1->FieldSize(message1, ra_field); ++i) {
+ result1 *= reflection1->GetRepeatedInt32(message1, ra_field, i);
+ }
+ for (int i = 0; i < reflection2->FieldSize(message2, ra_field); ++i) {
+ result2 *= reflection2->GetRepeatedInt32(message2, ra_field, i);
+ }
+ return result1 == result2;
+ }
+};
+
+TEST(MessageDifferencerTest, RepeatedFieldMapTest_CustomMapKeyComparator) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ // Treat "item" as Map, using custom key comparator to determine if two
+ // elements have the same key.
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->add_ra(6);
+ item->add_ra(35);
+ item->set_b("hello");
+ item = msg2.add_item();
+ item->add_ra(10);
+ item->add_ra(21);
+ item->set_b("hello");
+ util::MessageDifferencer differencer;
+ ValueProductMapKeyComparator key_comparator;
+ differencer.TreatAsMapUsingKeyComparator(
+ GetFieldDescriptor(msg1, "item"), &key_comparator);
+ string output;
+ differencer.ReportDifferencesToString(&output);
+ // Though the above two messages have different values for item.ra, they
+ // are regarded as having the same key because 6 * 35 == 10 * 21. That's
+ // how the key comparator determines if the two have the same key.
+ // However, in value comparison, all fields of the message are taken into
+ // consideration, so they are different because their item.ra fields have
+ // different values using normal value comparison.
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "modified: item[0].ra[0]: 6 -> 10\n"
+ "modified: item[0].ra[1]: 35 -> 21\n",
+ output);
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "item.ra"));
+ output.clear();
+ // item.ra is ignored in value comparison, so the two messages equal.
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ("ignored: item[0].ra\n", output);
+}
+
+TEST(MessageDifferencerTest, RepeatedFieldSetTest_Subset) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ msg1.add_rv(3);
+ msg1.add_rv(8);
+ msg1.add_rv(2);
+ msg2.add_rv(2);
+ msg2.add_rv(3);
+ msg2.add_rv(5);
+ msg2.add_rv(8);
+
+ util::MessageDifferencer differencer;
+
+ // Fail with only partial scope set.
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ differencer.set_repeated_field_comparison(util::MessageDifferencer::AS_LIST);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Fail with only set-like comparison set.
+ differencer.set_scope(util::MessageDifferencer::FULL);
+ differencer.set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ // Succeed with scope and repeated field comparison set properly.
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ differencer.set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Single) {
+ protobuf_unittest::TestField msg1;
+ protobuf_unittest::TestField msg2;
+
+ msg1.set_c(3);
+ msg1.add_rc(1);
+
+ msg2.set_c(5);
+ msg2.add_rc(1);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "c"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Repeated) {
+ protobuf_unittest::TestField msg1;
+ protobuf_unittest::TestField msg2;
+
+ msg1.set_c(3);
+ msg1.add_rc(1);
+ msg1.add_rc(2);
+
+ msg2.set_c(3);
+ msg2.add_rc(1);
+ msg2.add_rc(3);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "rc"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Message) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestField* field;
+
+ field = msg1.add_rm();
+ field->set_c(3);
+
+ field = msg2.add_rm();
+ field->set_c(4);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "rm"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Group) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item;
+
+ item = msg1.add_item();
+ item->set_a(3);
+
+ item = msg2.add_item();
+ item->set_a(4);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "item"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Missing) {
+ protobuf_unittest::TestField msg1;
+ protobuf_unittest::TestField msg2;
+
+ msg1.set_c(3);
+ msg1.add_rc(1);
+
+ msg2.add_rc(1);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "c"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+ ExpectEqualsWithDifferencer(&differencer, msg2, msg1);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_Multiple) {
+ protobuf_unittest::TestField msg1;
+ protobuf_unittest::TestField msg2;
+
+ msg1.set_c(3);
+ msg1.add_rc(1);
+ msg1.add_rc(2);
+
+ msg2.set_c(5);
+ msg2.add_rc(1);
+ msg2.add_rc(3);
+
+ const FieldDescriptor* c = GetFieldDescriptor(msg1, "c");
+ const FieldDescriptor* rc = GetFieldDescriptor(msg1, "rc");
+
+ { // Ignore c
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(c);
+
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ }
+ { // Ignore rc
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(rc);
+
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+ }
+ { // Ignore both
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(c);
+ differencer.IgnoreField(rc);
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+ }
+}
+
+TEST(MessageDifferencerTest, IgnoreField_NestedMessage) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestField* field;
+
+ field = msg1.add_rm();
+ field->set_c(3);
+ field->add_rc(1);
+
+ field = msg2.add_rm();
+ field->set_c(4);
+ field->add_rc(1);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "rm.c"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_NestedGroup) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item;
+
+ item = msg1.add_item();
+ item->set_a(3);
+ item->set_b("foo");
+
+ item = msg2.add_item();
+ item->set_a(4);
+ item->set_b("foo");
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(GetFieldDescriptor(msg1, "item.a"));
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_InsideSet) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item;
+
+ item = msg1.add_item();
+ item->set_a(1);
+ item->set_b("foo");
+ item->add_ra(1);
+
+ item = msg1.add_item();
+ item->set_a(2);
+ item->set_b("bar");
+ item->add_ra(2);
+
+ item = msg2.add_item();
+ item->set_a(2);
+ item->set_b("bar");
+ item->add_ra(2);
+
+ item = msg2.add_item();
+ item->set_a(1);
+ item->set_b("baz");
+ item->add_ra(1);
+
+ const FieldDescriptor* item_desc = GetFieldDescriptor(msg1, "item");
+ const FieldDescriptor* b = GetFieldDescriptor(msg1, "item.b");
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(b);
+ differencer.TreatAsSet(item_desc);
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_InsideMap) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item;
+
+ item = msg1.add_item();
+ item->set_a(1);
+ item->set_b("foo");
+ item->add_ra(1);
+
+ item = msg1.add_item();
+ item->set_a(2);
+ item->set_b("bar");
+ item->add_ra(2);
+
+ item = msg2.add_item();
+ item->set_a(2);
+ item->set_b("bar");
+ item->add_ra(2);
+
+ item = msg2.add_item();
+ item->set_a(1);
+ item->set_b("baz");
+ item->add_ra(1);
+
+ const FieldDescriptor* item_desc = GetFieldDescriptor(msg1, "item");
+ const FieldDescriptor* a = GetFieldDescriptor(msg1, "item.a");
+ const FieldDescriptor* b = GetFieldDescriptor(msg1, "item.b");
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(b);
+ differencer.TreatAsMap(item_desc, a);
+
+ ExpectEqualsWithDifferencer(&differencer, msg1, msg2);
+}
+
+TEST(MessageDifferencerTest, IgnoreField_DoesNotIgnoreKey) {
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item;
+
+ item = msg1.add_item();
+ item->set_a(1);
+ item->set_b("foo");
+ item->add_ra(1);
+
+ item = msg2.add_item();
+ item->set_a(2);
+ item->set_b("foo");
+ item->add_ra(1);
+
+ const FieldDescriptor* item_desc = GetFieldDescriptor(msg1, "item");
+ const FieldDescriptor* a = GetFieldDescriptor(msg1, "item.a");
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(a);
+ differencer.TreatAsMap(item_desc, a);
+
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+}
+
+TEST(MessageDifferencerTest, IgnoreField_TrumpsCompareWithFields) {
+ protobuf_unittest::TestField msg1;
+ protobuf_unittest::TestField msg2;
+
+ msg1.set_c(3);
+ msg1.add_rc(1);
+ msg1.add_rc(2);
+
+ msg2.set_c(3);
+ msg2.add_rc(1);
+ msg2.add_rc(3);
+
+ const FieldDescriptor* c = GetFieldDescriptor(msg1, "c");
+ const FieldDescriptor* rc = GetFieldDescriptor(msg1, "rc");
+
+ vector<const FieldDescriptor*> fields;
+ fields.push_back(c);
+ fields.push_back(rc);
+
+ util::MessageDifferencer differencer;
+ differencer.IgnoreField(rc);
+
+ differencer.set_scope(util::MessageDifferencer::FULL);
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields, fields));
+
+ differencer.set_scope(util::MessageDifferencer::PARTIAL);
+ EXPECT_TRUE(differencer.CompareWithFields(msg1, msg2, fields, fields));
+}
+
+
+// Test class to save a copy of the last field_context.parent_fields() vector
+// passed to the comparison function.
+class ParentSavingFieldComparator : public util::FieldComparator {
+ public:
+ ParentSavingFieldComparator() {}
+
+ virtual ComparisonResult Compare(
+ const google::protobuf::Message& message_1,
+ const google::protobuf::Message& message_2,
+ const google::protobuf::FieldDescriptor* field,
+ int index_1, int index_2,
+ const google::protobuf::util::FieldContext* field_context) {
+ if (field_context)
+ parent_fields_ = *(field_context->parent_fields());
+ if (field->cpp_type() == FieldDescriptor::CPPTYPE_MESSAGE) {
+ return RECURSE;
+ } else {
+ return SAME;
+ }
+ }
+
+ vector<google::protobuf::util::MessageDifferencer::SpecificField> parent_fields() {
+ return parent_fields_;
+ }
+
+ private:
+ vector<google::protobuf::util::MessageDifferencer::SpecificField> parent_fields_;
+};
+
+// Tests if MessageDifferencer sends the parent fields in the FieldContext
+// parameter.
+TEST(MessageDifferencerTest, FieldContextParentFieldsTest) {
+ protobuf_unittest::TestDiffMessage msg1;
+ msg1.add_rm()->set_c(1);
+ protobuf_unittest::TestDiffMessage msg2;
+ msg2.add_rm()->set_c(1);
+
+ ParentSavingFieldComparator field_comparator;
+ util::MessageDifferencer differencer;
+ differencer.set_field_comparator(&field_comparator);
+ differencer.Compare(msg1, msg2);
+
+ // We want only one parent with the name "rm"
+ ASSERT_EQ(1, field_comparator.parent_fields().size());
+ EXPECT_EQ("rm", field_comparator.parent_fields()[0].field->name());
+}
+
+
+class ComparisonTest : public testing::Test {
+ protected:
+ ComparisonTest() : use_equivalency_(false), repeated_field_as_set_(false) {
+ // Setup the test.
+ TestUtil::SetAllFields(&proto1_);
+ TestUtil::SetAllFields(&proto2_);
+
+ TestUtil::SetAllExtensions(&proto1ex_);
+ TestUtil::SetAllExtensions(&proto2ex_);
+
+ TestUtil::SetAllFieldsAndExtensions(&orderings_proto1_);
+ TestUtil::SetAllFieldsAndExtensions(&orderings_proto2_);
+
+ unknown1_ = empty1_.mutable_unknown_fields();
+ unknown2_ = empty2_.mutable_unknown_fields();
+ }
+
+ ~ComparisonTest() { }
+
+ void SetSpecialFieldOption(const Message& message,
+ util::MessageDifferencer* d) {
+ if (!ignored_field_.empty()) {
+ d->IgnoreField(GetFieldDescriptor(message, ignored_field_));
+ }
+
+ if (repeated_field_as_set_) {
+ d->set_repeated_field_comparison(util::MessageDifferencer::AS_SET);
+ }
+
+ if (!set_field_.empty()) {
+ d->TreatAsSet(GetFieldDescriptor(message, set_field_));
+ }
+
+ if (!map_field_.empty() && !map_key_.empty()) {
+ d->TreatAsMap(GetFieldDescriptor(message, map_field_),
+ GetFieldDescriptor(message, map_field_ + "." + map_key_));
+ }
+ }
+
+ string Run(const Message& msg1, const Message& msg2) {
+ string output;
+
+ // Setup the comparison.
+ util::MessageDifferencer differencer;
+ differencer.ReportDifferencesToString(&output);
+
+ if (use_equivalency_) {
+ differencer.set_message_field_comparison(
+ util::MessageDifferencer::EQUIVALENT);
+ }
+
+ SetSpecialFieldOption(msg1, &differencer);
+
+ // Conduct the comparison.
+ EXPECT_FALSE(differencer.Compare(msg1, msg2));
+
+ return output;
+ }
+
+ string Run() {
+ return Run(proto1_, proto2_);
+ }
+
+ string RunOrder() {
+ return Run(orderings_proto1_, orderings_proto2_);
+ }
+
+ string RunEx() {
+ return Run(proto1ex_, proto2ex_);
+ }
+
+ string RunDiff() {
+ return Run(proto1diff_, proto2diff_);
+ }
+
+ string RunUn() {
+ return Run(empty1_, empty2_);
+ }
+
+ void use_equivalency() {
+ use_equivalency_ = true;
+ }
+
+ void repeated_field_as_set() {
+ repeated_field_as_set_ = true;
+ }
+
+ void field_as_set(const string& field) {
+ set_field_ = field;
+ }
+
+ void field_as_map(const string& field, const string& key) {
+ map_field_ = field;
+ map_key_ = key;
+ }
+
+ void ignore_field(const string& field) {
+ ignored_field_ = field;
+ }
+
+ unittest::TestAllTypes proto1_;
+ unittest::TestAllTypes proto2_;
+
+ unittest::TestFieldOrderings orderings_proto1_;
+ unittest::TestFieldOrderings orderings_proto2_;
+
+ unittest::TestAllExtensions proto1ex_;
+ unittest::TestAllExtensions proto2ex_;
+
+ unittest::TestDiffMessage proto1diff_;
+ unittest::TestDiffMessage proto2diff_;
+
+ unittest::TestEmptyMessage empty1_;
+ unittest::TestEmptyMessage empty2_;
+
+ UnknownFieldSet* unknown1_;
+ UnknownFieldSet* unknown2_;
+
+ bool use_equivalency_;
+ bool repeated_field_as_set_;
+
+ string set_field_;
+ string map_field_;
+ string map_key_;
+ string ignored_field_;
+};
+
+// Basic tests.
+TEST_F(ComparisonTest, AdditionTest) {
+ proto1_.clear_optional_int32();
+
+ EXPECT_EQ("added: optional_int32: 101\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, Addition_OrderTest) {
+ orderings_proto1_.clear_my_int();
+
+ EXPECT_EQ("added: my_int: 1\n",
+ RunOrder());
+}
+
+TEST_F(ComparisonTest, DeletionTest) {
+ proto2_.clear_optional_int32();
+
+ EXPECT_EQ("deleted: optional_int32: 101\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, Deletion_OrderTest) {
+ orderings_proto2_.clear_my_string();
+
+ EXPECT_EQ("deleted: my_string: \"foo\"\n",
+ RunOrder());
+}
+
+TEST_F(ComparisonTest, RepeatedDeletionTest) {
+ proto2_.clear_repeated_int32();
+
+ EXPECT_EQ("deleted: repeated_int32[0]: 201\n"
+ "deleted: repeated_int32[1]: 301\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, ModificationTest) {
+ proto1_.set_optional_int32(-1);
+
+ EXPECT_EQ("modified: optional_int32: -1 -> 101\n",
+ Run());
+}
+
+// Basic equivalency tests.
+TEST_F(ComparisonTest, EquivalencyAdditionTest) {
+ use_equivalency();
+
+ proto1_.clear_optional_int32();
+
+ EXPECT_EQ("modified: optional_int32: 0 -> 101\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EquivalencyDeletionTest) {
+ use_equivalency();
+
+ proto2_.clear_optional_int32();
+
+ EXPECT_EQ("modified: optional_int32: 101 -> 0\n",
+ Run());
+}
+
+// Group tests.
+TEST_F(ComparisonTest, GroupAdditionTest) {
+ proto1_.mutable_optionalgroup()->clear_a();
+
+ EXPECT_EQ("added: optionalgroup.a: 117\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, GroupDeletionTest) {
+ proto2_.mutable_optionalgroup()->clear_a();
+
+ EXPECT_EQ("deleted: optionalgroup.a: 117\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, GroupModificationTest) {
+ proto1_.mutable_optionalgroup()->set_a(2);
+
+ EXPECT_EQ("modified: optionalgroup.a: 2 -> 117\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, GroupFullAdditionTest) {
+ proto1_.clear_optionalgroup();
+
+ // Note the difference in the output between this and GroupAdditionTest.
+ EXPECT_EQ("added: optionalgroup: { a: 117 }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, GroupFullDeletionTest) {
+ proto2_.clear_optionalgroup();
+
+ EXPECT_EQ("deleted: optionalgroup: { a: 117 }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, RepeatedSetOptionTest) {
+ repeated_field_as_set();
+
+ proto2_.clear_repeatedgroup();
+ proto1_.clear_repeatedgroup();
+ proto1_.add_repeatedgroup()->set_a(317);
+ proto2_.add_repeatedgroup()->set_a(909);
+ proto2_.add_repeatedgroup()->set_a(907);
+ proto1_.add_repeatedgroup()->set_a(904);
+ proto1_.add_repeatedgroup()->set_a(907);
+ proto1_.add_repeatedgroup()->set_a(909);
+
+ EXPECT_EQ("moved: repeatedgroup[2] -> repeatedgroup[1] : { a: 907 }\n"
+ "moved: repeatedgroup[3] -> repeatedgroup[0] : { a: 909 }\n"
+ "deleted: repeatedgroup[0]: { a: 317 }\n"
+ "deleted: repeatedgroup[1]: { a: 904 }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, RepeatedSetOptionTest_Ex) {
+ repeated_field_as_set();
+
+ proto1ex_.ClearExtension(protobuf_unittest::repeated_nested_message_extension);
+ proto2ex_.ClearExtension(protobuf_unittest::repeated_nested_message_extension);
+ proto2ex_.AddExtension(protobuf_unittest::repeated_nested_message_extension)
+ ->set_bb(909);
+ proto2ex_.AddExtension(protobuf_unittest::repeated_nested_message_extension)
+ ->set_bb(907);
+ proto1ex_.AddExtension(protobuf_unittest::repeated_nested_message_extension)
+ ->set_bb(904);
+ proto1ex_.AddExtension(protobuf_unittest::repeated_nested_message_extension)
+ ->set_bb(907);
+ proto1ex_.AddExtension(protobuf_unittest::repeated_nested_message_extension)
+ ->set_bb(909);
+
+ EXPECT_EQ("moved: (protobuf_unittest.repeated_nested_message_extension)[2] ->"
+ " (protobuf_unittest.repeated_nested_message_extension)[0] :"
+ " { bb: 909 }\n"
+ "deleted: (protobuf_unittest.repeated_nested_message_extension)[0]:"
+ " { bb: 904 }\n",
+ RunEx());
+}
+
+TEST_F(ComparisonTest, RepeatedMapFieldTest_Group) {
+ field_as_map("repeatedgroup", "a");
+ proto1_.clear_repeatedgroup();
+ proto2_.clear_repeatedgroup();
+
+ proto1_.add_repeatedgroup()->set_a(317); // deleted
+ proto1_.add_repeatedgroup()->set_a(904); // deleted
+ proto1_.add_repeatedgroup()->set_a(907); // moved from
+ proto1_.add_repeatedgroup()->set_a(909); // moved from
+
+ proto2_.add_repeatedgroup()->set_a(909); // moved to
+ proto2_.add_repeatedgroup()->set_a(318); // added
+ proto2_.add_repeatedgroup()->set_a(907); // moved to
+
+ EXPECT_EQ("moved: repeatedgroup[3] -> repeatedgroup[0] : { a: 909 }\n"
+ "added: repeatedgroup[1]: { a: 318 }\n"
+ "deleted: repeatedgroup[0]: { a: 317 }\n"
+ "deleted: repeatedgroup[1]: { a: 904 }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, RepeatedMapFieldTest_MessageKey) {
+ // Use m as key, but use b as value.
+ field_as_map("item", "m");
+
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+
+ // The following code creates one deletion, one addition and two moved fields
+ // on the messages.
+ item->mutable_m()->set_c(0);
+ item->set_b("first");
+ item = msg1.add_item();
+ item->mutable_m()->set_c(2);
+ item->set_b("second");
+ item = msg1.add_item(); item->set_b("null"); // empty key moved
+ item = msg1.add_item();
+ item->mutable_m()->set_c(3);
+ item->set_b("third"); // deletion
+ item = msg1.add_item();
+ item->mutable_m()->set_c(2);
+ item->set_b("second"); // duplicated key ( deletion )
+ item = msg2.add_item();
+ item->mutable_m()->set_c(2);
+ item->set_b("second"); // modification
+ item = msg2.add_item();
+ item->mutable_m()->set_c(4);
+ item->set_b("fourth"); // addition
+ item = msg2.add_item();
+ item->mutable_m()->set_c(0);
+ item->set_b("fist"); // move with change
+ item = msg2.add_item(); item->set_b("null");
+
+ EXPECT_EQ(
+ "modified: item[0].b -> item[2].b: \"first\" -> \"fist\"\n"
+ "moved: item[1] -> item[0] : { b: \"second\" m { c: 2 } }\n"
+ "moved: item[2] -> item[3] : { b: \"null\" }\n"
+ "added: item[1]: { b: \"fourth\" m { c: 4 } }\n"
+ "deleted: item[3]: { b: \"third\" m { c: 3 } }\n"
+ "deleted: item[4]: { b: \"second\" m { c: 2 } }\n",
+ Run(msg1, msg2));
+}
+
+TEST_F(ComparisonTest, RepeatedFieldSetTest_SetOfSet) {
+ repeated_field_as_set();
+ // Create the testing protos
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->add_ra(1); item->add_ra(2); item->add_ra(3);
+ item = msg1.add_item();
+ item->add_ra(5); item->add_ra(6);
+ item = msg1.add_item();
+ item->add_ra(1); item->add_ra(3);
+ item = msg1.add_item();
+ item->add_ra(6); item->add_ra(7); item->add_ra(8);
+
+ item = msg2.add_item();
+ item->add_ra(6); item->add_ra(5);
+ item = msg2.add_item();
+ item->add_ra(6); item->add_ra(8);
+ item = msg2.add_item();
+ item->add_ra(1); item->add_ra(3);
+ item = msg2.add_item();
+ item->add_ra(3); item->add_ra(2); item->add_ra(1);
+
+ // Compare
+ EXPECT_EQ("moved: item[0].ra[0] -> item[3].ra[2] : 1\n"
+ "moved: item[0].ra[2] -> item[3].ra[0] : 3\n"
+ "moved: item[0] -> item[3] : { ra: 1 ra: 2 ra: 3 }\n"
+ "moved: item[1].ra[0] -> item[0].ra[1] : 5\n"
+ "moved: item[1].ra[1] -> item[0].ra[0] : 6\n"
+ "moved: item[1] -> item[0] : { ra: 5 ra: 6 }\n"
+ "added: item[1]: { ra: 6 ra: 8 }\n"
+ "deleted: item[3]: { ra: 6 ra: 7 ra: 8 }\n",
+ Run(msg1, msg2));
+}
+
+TEST_F(ComparisonTest, RepeatedMapFieldTest_RepeatedKey) {
+ // used rb as a key, but b is the value.
+ repeated_field_as_set();
+ field_as_map("item", "rb");
+
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->add_rb("a");
+ item->add_rb("b");
+ item->set_b("first");
+
+ item = msg2.add_item();
+ item->add_rb("c");
+ item->set_b("second");
+
+ item = msg2.add_item();
+ item->add_rb("b");
+ item->add_rb("a");
+ item->set_b("fist");
+
+
+ EXPECT_EQ("modified: item[0].b -> item[1].b: \"first\" -> \"fist\"\n"
+ "moved: item[0].rb[0] -> item[1].rb[1] : \"a\"\n"
+ "moved: item[0].rb[1] -> item[1].rb[0] : \"b\"\n"
+ "added: item[0]: { b: \"second\" rb: \"c\" }\n",
+ Run(msg1, msg2));
+}
+
+TEST_F(ComparisonTest, RepeatedMapFieldTest_RepeatedMessageKey) {
+ field_as_map("item", "rm");
+
+ protobuf_unittest::TestDiffMessage msg1;
+ protobuf_unittest::TestDiffMessage msg2;
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ protobuf_unittest::TestField* key = item->add_rm();
+ key->set_c(2); key->add_rc(10); key->add_rc(10);
+ item = msg1.add_item(); key = item->add_rm();
+ key->set_c(0); key->add_rc(1); key->add_rc(2);
+ key = item->add_rm();
+ key->set_c(0);
+ item->add_rb("first");
+
+ item = msg2.add_item();
+ item->CopyFrom(msg1.item(1));
+ item->add_rb("second");
+
+ EXPECT_EQ("added: item[0].rb[1]: \"second\"\n"
+ "deleted: item[0]: { rm { c: 2 rc: 10 rc: 10 } }\n",
+ Run(msg1, msg2));
+}
+
+TEST_F(ComparisonTest, RepeatedSetOptionTest_Unknown) {
+ // Currently, as_set option doens't have affects on unknown field.
+ // If needed, this feature will be added by request.
+ repeated_field_as_set();
+ unknown1_->AddGroup(245)->AddFixed32(248, 1);
+ unknown2_->AddGroup(245)->AddFixed32(248, 3);
+ unknown2_->AddGroup(245)->AddFixed32(248, 1);
+
+ // We expect it behaves the same as normal comparison.
+ EXPECT_EQ("modified: 245[0].248[0]: 0x00000001 -> 0x00000003\n"
+ "added: 245[1]: { ... }\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, Matching_Unknown) {
+ unknown1_->AddGroup(245)->AddFixed32(248, 1);
+ unknown2_->AddGroup(245)->AddFixed32(248, 1);
+ unknown1_->AddGroup(245)->AddFixed32(248, 3);
+ unknown2_->AddGroup(245)->AddFixed32(248, 3);
+ unknown2_->AddLengthDelimited(242, "cat");
+ unknown2_->AddGroup(246)->AddFixed32(248, 4);
+
+ // report_match is false so only added/modified fields are expected.
+ EXPECT_EQ("added: 242[0]: \"cat\"\n"
+ "added: 246[0]: { ... }\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, RepeatedSetFieldTest) {
+ field_as_set("repeatedgroup");
+
+ proto1_.clear_repeatedgroup();
+ proto2_.clear_repeatedgroup();
+ proto2_.add_repeatedgroup()->set_a(909);
+ proto2_.add_repeatedgroup()->set_a(907);
+ proto1_.add_repeatedgroup()->set_a(317);
+ proto1_.add_repeatedgroup()->set_a(904);
+ proto1_.add_repeatedgroup()->set_a(907);
+ proto1_.add_repeatedgroup()->set_a(909);
+
+ EXPECT_EQ("moved: repeatedgroup[2] -> repeatedgroup[1] : { a: 907 }\n"
+ "moved: repeatedgroup[3] -> repeatedgroup[0] : { a: 909 }\n"
+ "deleted: repeatedgroup[0]: { a: 317 }\n"
+ "deleted: repeatedgroup[1]: { a: 904 }\n",
+ Run());
+}
+
+// Embedded message tests.
+TEST_F(ComparisonTest, EmbeddedAdditionTest) {
+ proto1_.mutable_optional_nested_message()->clear_bb();
+
+ EXPECT_EQ("added: optional_nested_message.bb: 118\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EmbeddedDeletionTest) {
+ proto2_.mutable_optional_nested_message()->clear_bb();
+
+ EXPECT_EQ("deleted: optional_nested_message.bb: 118\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EmbeddedModificationTest) {
+ proto1_.mutable_optional_nested_message()->set_bb(2);
+
+ EXPECT_EQ("modified: optional_nested_message.bb: 2 -> 118\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EmbeddedFullAdditionTest) {
+ proto1_.clear_optional_nested_message();
+
+ EXPECT_EQ("added: optional_nested_message: { bb: 118 }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EmbeddedPartialAdditionTest) {
+ proto1_.clear_optional_nested_message();
+ proto2_.mutable_optional_nested_message()->clear_bb();
+
+ EXPECT_EQ("added: optional_nested_message: { }\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, EmbeddedFullDeletionTest) {
+ proto2_.clear_optional_nested_message();
+
+ EXPECT_EQ("deleted: optional_nested_message: { bb: 118 }\n",
+ Run());
+}
+
+// Repeated element tests.
+TEST_F(ComparisonTest, BasicRepeatedTest) {
+ proto1_.clear_repeated_int32();
+ proto2_.clear_repeated_int32();
+
+ proto1_.add_repeated_int32(500);
+ proto1_.add_repeated_int32(501);
+ proto1_.add_repeated_int32(502);
+ proto1_.add_repeated_int32(503);
+ proto1_.add_repeated_int32(500);
+
+ proto2_.add_repeated_int32(500);
+ proto2_.add_repeated_int32(509);
+ proto2_.add_repeated_int32(502);
+ proto2_.add_repeated_int32(504);
+
+ EXPECT_EQ("modified: repeated_int32[1]: 501 -> 509\n"
+ "modified: repeated_int32[3]: 503 -> 504\n"
+ "deleted: repeated_int32[4]: 500\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, BasicRepeatedTest_SetOption) {
+ repeated_field_as_set();
+ proto1_.clear_repeated_int32();
+ proto2_.clear_repeated_int32();
+
+ proto1_.add_repeated_int32(501);
+ proto1_.add_repeated_int32(502);
+ proto1_.add_repeated_int32(503);
+ proto1_.add_repeated_int32(500);
+ proto1_.add_repeated_int32(500);
+
+ proto2_.add_repeated_int32(500);
+ proto2_.add_repeated_int32(509);
+ proto2_.add_repeated_int32(503);
+ proto2_.add_repeated_int32(502);
+ proto2_.add_repeated_int32(504);
+
+ EXPECT_EQ("moved: repeated_int32[1] -> repeated_int32[3] : 502\n"
+ "moved: repeated_int32[3] -> repeated_int32[0] : 500\n"
+ "added: repeated_int32[1]: 509\n"
+ "added: repeated_int32[4]: 504\n"
+ "deleted: repeated_int32[0]: 501\n"
+ "deleted: repeated_int32[4]: 500\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, BasicRepeatedTest_SetField) {
+ field_as_set("repeated_int32");
+ proto1_.clear_repeated_int32();
+ proto2_.clear_repeated_int32();
+
+ proto1_.add_repeated_int32(501);
+ proto1_.add_repeated_int32(502);
+ proto1_.add_repeated_int32(503);
+ proto1_.add_repeated_int32(500);
+ proto1_.add_repeated_int32(500);
+
+ proto2_.add_repeated_int32(500);
+ proto2_.add_repeated_int32(509);
+ proto2_.add_repeated_int32(503);
+ proto2_.add_repeated_int32(502);
+ proto2_.add_repeated_int32(504);
+
+ EXPECT_EQ("moved: repeated_int32[1] -> repeated_int32[3] : 502\n"
+ "moved: repeated_int32[3] -> repeated_int32[0] : 500\n"
+ "added: repeated_int32[1]: 509\n"
+ "added: repeated_int32[4]: 504\n"
+ "deleted: repeated_int32[0]: 501\n"
+ "deleted: repeated_int32[4]: 500\n",
+ Run());
+}
+
+// Multiple action tests.
+TEST_F(ComparisonTest, AddDeleteTest) {
+ proto1_.clear_optional_int32();
+ proto2_.clear_optional_int64();
+
+ EXPECT_EQ("added: optional_int32: 101\n"
+ "deleted: optional_int64: 102\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, AddDelete_FieldOrderingTest) {
+ orderings_proto1_.ClearExtension(unittest::my_extension_string);
+ orderings_proto2_.clear_my_int();
+
+ EXPECT_EQ("deleted: my_int: 1\n"
+ "added: (protobuf_unittest.my_extension_string): \"bar\"\n",
+ RunOrder());
+}
+
+TEST_F(ComparisonTest, AllThreeTest) {
+ proto1_.clear_optional_int32();
+ proto2_.clear_optional_float();
+ proto2_.set_optional_string("hello world!");
+
+ EXPECT_EQ("added: optional_int32: 101\n"
+ "deleted: optional_float: 111\n"
+ "modified: optional_string: \"115\" -> \"hello world!\"\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, SandwhichTest) {
+ proto1_.clear_optional_int64();
+ proto1_.clear_optional_uint32();
+
+ proto2_.clear_optional_uint64();
+
+ EXPECT_EQ("added: optional_int64: 102\n"
+ "added: optional_uint32: 103\n"
+ "deleted: optional_uint64: 104\n",
+ Run());
+}
+
+TEST_F(ComparisonTest, IgnoredNoChangeTest) {
+ proto1diff_.set_v(3);
+ proto2diff_.set_v(3);
+ proto2diff_.set_w("foo");
+
+ ignore_field("v");
+
+ EXPECT_EQ("ignored: v\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredAddTest) {
+ proto2diff_.set_v(3);
+ proto2diff_.set_w("foo");
+
+ ignore_field("v");
+
+ EXPECT_EQ("ignored: v\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredDeleteTest) {
+ proto1diff_.set_v(3);
+ proto2diff_.set_w("foo");
+
+ ignore_field("v");
+
+ EXPECT_EQ("ignored: v\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredModifyTest) {
+ proto1diff_.set_v(3);
+ proto2diff_.set_v(4);
+ proto2diff_.set_w("foo");
+
+ ignore_field("v");
+
+ EXPECT_EQ("ignored: v\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredRepeatedAddTest) {
+ proto1diff_.add_rv(3);
+ proto1diff_.add_rv(4);
+
+ proto2diff_.add_rv(3);
+ proto2diff_.add_rv(4);
+ proto2diff_.add_rv(5);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("rv");
+
+ EXPECT_EQ("ignored: rv\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredRepeatedDeleteTest) {
+ proto1diff_.add_rv(3);
+ proto1diff_.add_rv(4);
+ proto1diff_.add_rv(5);
+
+ proto2diff_.add_rv(3);
+ proto2diff_.add_rv(4);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("rv");
+
+ EXPECT_EQ("ignored: rv\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredRepeatedModifyTest) {
+ proto1diff_.add_rv(3);
+ proto1diff_.add_rv(4);
+
+ proto2diff_.add_rv(3);
+ proto2diff_.add_rv(5);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("rv");
+
+ EXPECT_EQ("ignored: rv\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredWholeNestedMessage) {
+ proto1diff_.mutable_m()->set_c(3);
+ proto2diff_.mutable_m()->set_c(4);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("m");
+
+ EXPECT_EQ("added: w: \"foo\"\n"
+ "ignored: m\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredNestedField) {
+ proto1diff_.mutable_m()->set_c(3);
+ proto2diff_.mutable_m()->set_c(4);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("m.c");
+
+ EXPECT_EQ("added: w: \"foo\"\n"
+ "ignored: m.c\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredRepeatedNested) {
+ proto1diff_.add_rm()->set_c(0);
+ proto1diff_.add_rm()->set_c(1);
+ proto2diff_.add_rm()->set_c(2);
+ proto2diff_.add_rm()->set_c(3);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("rm.c");
+
+ EXPECT_EQ("ignored: rm[0].c\n"
+ "ignored: rm[1].c\n"
+ "added: w: \"foo\"\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, IgnoredNestedRepeated) {
+ proto1diff_.mutable_m()->add_rc(23);
+ proto1diff_.mutable_m()->add_rc(24);
+ proto2diff_.mutable_m()->add_rc(25);
+
+ proto2diff_.set_w("foo");
+
+ ignore_field("m.rc");
+
+ EXPECT_EQ("added: w: \"foo\"\n"
+ "ignored: m.rc\n",
+ RunDiff());
+}
+
+TEST_F(ComparisonTest, ExtensionTest) {
+ proto1ex_.SetExtension(unittest::optional_int32_extension, 401);
+ proto2ex_.SetExtension(unittest::optional_int32_extension, 402);
+
+ proto1ex_.ClearExtension(unittest::optional_int64_extension);
+ proto2ex_.SetExtension(unittest::optional_int64_extension, 403);
+
+ EXPECT_EQ(
+ "modified: (protobuf_unittest.optional_int32_extension): 401 -> 402\n"
+ "added: (protobuf_unittest.optional_int64_extension): 403\n",
+ RunEx());
+}
+
+TEST_F(ComparisonTest, MatchedUnknownFieldTagTest) {
+ unknown1_->AddVarint(240, 122);
+ unknown2_->AddVarint(240, 121);
+ unknown1_->AddFixed32(241, 1);
+ unknown2_->AddFixed64(241, 2);
+ unknown1_->AddLengthDelimited(242, "cat");
+ unknown2_->AddLengthDelimited(242, "dog");
+
+ EXPECT_EQ(
+ "modified: 240[0]: 122 -> 121\n"
+ "deleted: 241[0]: 0x00000001\n"
+ "added: 241[0]: 0x0000000000000002\n"
+ "modified: 242[0]: \"cat\" -> \"dog\"\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, UnmatchedUnknownFieldTagTest) {
+ unknown1_->AddFixed32(243, 1);
+ unknown2_->AddVarint(244, 2);
+ unknown2_->AddVarint(244, 4);
+
+ EXPECT_EQ(
+ "deleted: 243[0]: 0x00000001\n"
+ "added: 244[0]: 2\n"
+ "added: 244[1]: 4\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, DifferentSizedUnknownFieldTest) {
+ unknown1_->AddVarint(240, 1);
+ unknown1_->AddVarint(240, 3);
+ unknown1_->AddVarint(240, 4);
+ unknown2_->AddVarint(240, 2);
+ unknown2_->AddVarint(240, 3);
+ unknown2_->AddVarint(240, 2);
+ unknown2_->AddVarint(240, 5);
+
+ EXPECT_EQ(
+ "modified: 240[0]: 1 -> 2\n"
+ "modified: 240[2]: 4 -> 2\n"
+ "added: 240[3]: 5\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, UnknownFieldsAll) {
+ unknown1_->AddVarint(243, 122);
+ unknown1_->AddFixed64(244, 0x0172356);
+ unknown1_->AddFixed64(244, 0x098);
+ unknown1_->AddGroup(245)->AddFixed32(248, 1);
+ unknown1_->mutable_field(3)->mutable_group()->AddFixed32(248, 2);
+ unknown1_->AddGroup(249)->AddFixed64(250, 1);
+
+ unknown2_->AddVarint(243, 121);
+ unknown2_->AddLengthDelimited(73882, "test 123");
+ unknown2_->AddGroup(245)->AddFixed32(248, 3);
+ unknown2_->AddGroup(247);
+
+ EXPECT_EQ(
+ "modified: 243[0]: 122 -> 121\n"
+ "deleted: 244[0]: 0x0000000000172356\n"
+ "deleted: 244[1]: 0x0000000000000098\n"
+ "modified: 245[0].248[0]: 0x00000001 -> 0x00000003\n"
+ "deleted: 245[0].248[1]: 0x00000002\n"
+ "added: 247[0]: { ... }\n"
+ "deleted: 249[0]: { ... }\n"
+ "added: 73882[0]: \"test 123\"\n",
+ RunUn());
+}
+
+TEST_F(ComparisonTest, EquivalentIgnoresUnknown) {
+ unittest::ForeignMessage message1, message2;
+
+ message1.set_c(5);
+ message1.mutable_unknown_fields()->AddVarint(123, 456);
+ message2.set_c(5);
+ message2.mutable_unknown_fields()->AddVarint(321, 654);
+
+ EXPECT_FALSE(util::MessageDifferencer::Equals(message1, message2));
+ EXPECT_TRUE(util::MessageDifferencer::Equivalent(message1, message2));
+}
+
+class MatchingTest : public testing::Test {
+ public:
+ typedef util::MessageDifferencer MessageDifferencer;
+
+ protected:
+ MatchingTest() {
+ }
+
+ ~MatchingTest() {
+ }
+
+ string RunWithResult(MessageDifferencer* differencer,
+ const Message& msg1, const Message& msg2,
+ bool result) {
+ string output;
+ {
+ // Before we return the "output" string, we must make sure the
+ // StreamReporter is destructored because its destructor will
+ // flush the stream.
+ io::StringOutputStream output_stream(&output);
+ MessageDifferencer::StreamReporter reporter(&output_stream);
+ reporter.set_report_modified_aggregates(true);
+ differencer->set_report_matches(true);
+ differencer->ReportDifferencesTo(&reporter);
+ if (result) {
+ EXPECT_TRUE(differencer->Compare(msg1, msg2));
+ } else {
+ EXPECT_FALSE(differencer->Compare(msg1, msg2));
+ }
+ }
+ return output;
+ }
+
+ private:
+ GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MatchingTest);
+};
+
+TEST_F(MatchingTest, StreamReporterMatching) {
+ protobuf_unittest::TestField msg1, msg2;
+ msg1.set_c(72);
+ msg2.set_c(72);
+ msg1.add_rc(13);
+ msg2.add_rc(13);
+ msg1.add_rc(17);
+ msg2.add_rc(17);
+ string output;
+ MessageDifferencer differencer;
+ differencer.set_report_matches(true);
+ differencer.ReportDifferencesToString(&output);
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "matched: c : 72\n"
+ "matched: rc[0] : 13\n"
+ "matched: rc[1] : 17\n",
+ output);
+}
+
+TEST_F(MatchingTest, DontReportMatchedWhenIgnoring) {
+ protobuf_unittest::TestField msg1, msg2;
+ msg1.set_c(72);
+ msg2.set_c(72);
+ msg1.add_rc(13);
+ msg2.add_rc(13);
+ msg1.add_rc(17);
+ msg2.add_rc(17);
+ string output;
+ MessageDifferencer differencer;
+ differencer.set_report_matches(true);
+ differencer.ReportDifferencesToString(&output);
+
+ differencer.IgnoreField(msg1.GetDescriptor()->FindFieldByName("c"));
+
+ EXPECT_TRUE(differencer.Compare(msg1, msg2));
+ EXPECT_EQ(
+ "ignored: c\n"
+ "matched: rc[0] : 13\n"
+ "matched: rc[1] : 17\n",
+ output);
+}
+
+TEST_F(MatchingTest, ReportMatchedForMovedFields) {
+ protobuf_unittest::TestDiffMessage msg1, msg2;
+ protobuf_unittest::TestDiffMessage::Item* item = msg1.add_item();
+ item->set_a(53);
+ item->set_b("hello");
+ item = msg2.add_item();
+ item->set_a(27);
+ item = msg2.add_item();
+ item->set_a(53);
+ item->set_b("hello");
+ item = msg1.add_item();
+ item->set_a(27);
+ MessageDifferencer differencer;
+ const FieldDescriptor* desc;
+ desc = msg1.GetDescriptor()->FindFieldByName("item");
+ differencer.TreatAsSet(desc);
+
+ EXPECT_EQ(
+ "matched: item[0].a -> item[1].a : 53\n"
+ "matched: item[0].b -> item[1].b : \"hello\"\n"
+ "moved: item[0] -> item[1] : { a: 53 b: \"hello\" }\n"
+ "matched: item[1].a -> item[0].a : 27\n"
+ "moved: item[1] -> item[0] : { a: 27 }\n",
+ RunWithResult(&differencer, msg1, msg2, true));
+}
+
+TEST_F(MatchingTest, MatchesAppearInPostTraversalOrderForMovedFields) {
+ protobuf_unittest::TestDiffMessage msg1, msg2;
+ protobuf_unittest::TestDiffMessage::Item* item;
+ protobuf_unittest::TestField* field;
+
+ const FieldDescriptor* desc;
+ const FieldDescriptor* nested_desc;
+ const FieldDescriptor* double_nested_desc;
+ desc = msg1.GetDescriptor()->FindFieldByName("item");
+ nested_desc = desc->message_type()->FindFieldByName("rm");
+ double_nested_desc = nested_desc->message_type()->FindFieldByName("rc");
+ MessageDifferencer differencer;
+ differencer.TreatAsSet(desc);
+ differencer.TreatAsSet(nested_desc);
+ differencer.TreatAsSet(double_nested_desc);
+
+ item = msg1.add_item();
+ field = item->add_rm();
+ field->set_c(1);
+ field->add_rc(2);
+ field->add_rc(3);
+ field = item->add_rm();
+ field->set_c(4);
+ field->add_rc(5);
+ field->add_rc(6);
+ field->add_rc(7);
+ item = msg2.add_item();
+ field = item->add_rm();
+ field->set_c(4);
+ field->add_rc(7);
+ field->add_rc(6);
+ field->add_rc(5);
+ field = item->add_rm();
+ field->set_c(1);
+ field->add_rc(3);
+ field->add_rc(2);
+ item = msg1.add_item();
+ field = item->add_rm();
+ field->set_c(8);
+ field->add_rc(10);
+ field->add_rc(11);
+ field->add_rc(9);
+ item = msg2.add_item();
+ field = item->add_rm();
+ field->set_c(8);
+ field->add_rc(9);
+ field->add_rc(10);
+ field->add_rc(11);
+
+ EXPECT_EQ(
+ "matched: item[0].rm[0].c -> item[0].rm[1].c : 1\n"
+ "moved: item[0].rm[0].rc[0] -> item[0].rm[1].rc[1] : 2\n"
+ "moved: item[0].rm[0].rc[1] -> item[0].rm[1].rc[0] : 3\n"
+ "moved: item[0].rm[0] -> item[0].rm[1] : { c: 1 rc: 2 rc: 3 }\n"
+ "matched: item[0].rm[1].c -> item[0].rm[0].c : 4\n"
+ "moved: item[0].rm[1].rc[0] -> item[0].rm[0].rc[2] : 5\n"
+ "matched: item[0].rm[1].rc[1] -> item[0].rm[0].rc[1] : 6\n"
+ "moved: item[0].rm[1].rc[2] -> item[0].rm[0].rc[0] : 7\n"
+ "moved: item[0].rm[1] -> item[0].rm[0] : { c: 4 rc: 5 rc: 6 rc: 7 }\n"
+ "matched: item[0] : { rm { c: 1 rc: 2 rc: 3 }"
+ " rm { c: 4 rc: 5 rc: 6 rc: 7 } }\n"
+ "matched: item[1].rm[0].c : 8\n"
+ "moved: item[1].rm[0].rc[0] -> item[1].rm[0].rc[1] : 10\n"
+ "moved: item[1].rm[0].rc[1] -> item[1].rm[0].rc[2] : 11\n"
+ "moved: item[1].rm[0].rc[2] -> item[1].rm[0].rc[0] : 9\n"
+ "matched: item[1].rm[0] : { c: 8 rc: 10 rc: 11 rc: 9 }\n"
+ "matched: item[1] : { rm { c: 8 rc: 10 rc: 11 rc: 9 } }\n",
+ RunWithResult(&differencer, msg1, msg2, true));
+}
+
+TEST_F(MatchingTest, MatchAndModifiedInterleaveProperly) {
+ protobuf_unittest::TestDiffMessage msg1, msg2;
+ protobuf_unittest::TestDiffMessage::Item* item;
+ protobuf_unittest::TestField* field;
+
+ const FieldDescriptor* desc;
+ const FieldDescriptor* nested_key;
+ const FieldDescriptor* nested_desc;
+ const FieldDescriptor* double_nested_key;
+ const FieldDescriptor* double_nested_desc;
+ desc = msg1.GetDescriptor()->FindFieldByName("item");
+ nested_key = desc->message_type()->FindFieldByName("a");
+ nested_desc = desc->message_type()->FindFieldByName("rm");
+ double_nested_key = nested_desc->message_type()->FindFieldByName("c");
+ double_nested_desc = nested_desc->message_type()->FindFieldByName("rc");
+
+ MessageDifferencer differencer;
+ differencer.TreatAsMap(desc, nested_key);
+ differencer.TreatAsMap(nested_desc, double_nested_key);
+ differencer.TreatAsSet(double_nested_desc);
+
+ item = msg1.add_item();
+ item->set_a(1);
+ field = item->add_rm();
+ field->set_c(2);
+ field->add_rc(3);
+ field->add_rc(4);
+ field = item->add_rm();
+ field->set_c(5);
+ field->add_rc(6);
+ field->add_rc(7);
+ field->add_rc(8);
+ item = msg1.add_item();
+ item->set_a(9);
+ field = item->add_rm();
+ field->set_c(10);
+ field->add_rc(11);
+ field->add_rc(12);
+ field = item->add_rm();
+ field->set_c(13);
+
+ item = msg2.add_item();
+ item->set_a(1);
+ field = item->add_rm();
+ field->set_c(5);
+ field->add_rc(8);
+ field->add_rc(8);
+ field->add_rc(6);
+ field = item->add_rm();
+ field->set_c(3);
+ field->add_rc(2);
+ field->add_rc(4);
+ item = msg2.add_item();
+ item->set_a(9);
+ field = item->add_rm();
+ field->set_c(10);
+ field->add_rc(12);
+ field->add_rc(11);
+ field = item->add_rm();
+ field->set_c(13);
+
+ EXPECT_EQ(
+ "matched: item[0].a : 1\n"
+ "matched: item[0].rm[1].c -> item[0].rm[0].c : 5\n"
+ "moved: item[0].rm[1].rc[0] -> item[0].rm[0].rc[2] : 6\n"
+ "moved: item[0].rm[1].rc[2] -> item[0].rm[0].rc[0] : 8\n"
+ "added: item[0].rm[0].rc[1]: 8\n"
+ "deleted: item[0].rm[1].rc[1]: 7\n"
+ "modified: item[0].rm[1] -> item[0].rm[0]: { c: 5 rc: 6 rc: 7 rc: 8 } ->"
+ " { c: 5 rc: 8 rc: 8 rc: 6 }\n"
+ "added: item[0].rm[1]: { c: 3 rc: 2 rc: 4 }\n"
+ "deleted: item[0].rm[0]: { c: 2 rc: 3 rc: 4 }\n"
+ "modified: item[0]: { a: 1 rm { c: 2 rc: 3 rc: 4 }"
+ " rm { c: 5 rc: 6 rc: 7 rc: 8 } } ->"
+ " { a: 1 rm { c: 5 rc: 8 rc: 8 rc: 6 }"
+ " rm { c: 3 rc: 2 rc: 4 } }\n"
+ "matched: item[1].a : 9\n"
+ "matched: item[1].rm[0].c : 10\n"
+ "moved: item[1].rm[0].rc[0] -> item[1].rm[0].rc[1] : 11\n"
+ "moved: item[1].rm[0].rc[1] -> item[1].rm[0].rc[0] : 12\n"
+ "matched: item[1].rm[0] : { c: 10 rc: 11 rc: 12 }\n"
+ "matched: item[1].rm[1].c : 13\n"
+ "matched: item[1].rm[1] : { c: 13 }\n"
+ "matched: item[1] : { a: 9 rm { c: 10 rc: 11 rc: 12 } rm { c: 13 } }\n",
+ RunWithResult(&differencer, msg1, msg2, false));
+}
+
+TEST_F(MatchingTest, MatchingWorksWithExtensions) {
+ protobuf_unittest::TestAllExtensions msg1, msg2;
+ protobuf_unittest::TestAllTypes::NestedMessage* nested;
+ using protobuf_unittest::repeated_nested_message_extension;
+
+ const FileDescriptor* descriptor;
+ const FieldDescriptor* desc;
+ const FieldDescriptor* nested_key;
+ descriptor = msg1.GetDescriptor()->file();
+ desc = descriptor->FindExtensionByName("repeated_nested_message_extension");
+ ASSERT_FALSE(desc == NULL);
+ nested_key = desc->message_type()->FindFieldByName("bb");
+
+ MessageDifferencer differencer;
+ differencer.TreatAsMap(desc, nested_key);
+
+ nested = msg1.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(7);
+ nested = msg1.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(13);
+ nested = msg1.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(11);
+ nested = msg2.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(11);
+ nested = msg2.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(13);
+ nested = msg2.AddExtension(repeated_nested_message_extension);
+ nested->set_bb(7);
+
+ EXPECT_EQ(
+ "matched: (protobuf_unittest.repeated_nested_message_extension)[0].bb ->"
+ " (protobuf_unittest.repeated_nested_message_extension)[2].bb : 7\n"
+ "moved: (protobuf_unittest.repeated_nested_message_extension)[0] ->"
+ " (protobuf_unittest.repeated_nested_message_extension)[2] :"
+ " { bb: 7 }\n"
+ "matched: (protobuf_unittest.repeated_nested_message_extension)[1].bb :"
+ " 13\n"
+ "matched: (protobuf_unittest.repeated_nested_message_extension)[1] :"
+ " { bb: 13 }\n"
+ "matched: (protobuf_unittest.repeated_nested_message_extension)[2].bb ->"
+ " (protobuf_unittest.repeated_nested_message_extension)[0].bb :"
+ " 11\n"
+ "moved: (protobuf_unittest.repeated_nested_message_extension)[2] ->"
+ " (protobuf_unittest.repeated_nested_message_extension)[0] :"
+ " { bb: 11 }\n",
+ RunWithResult(&differencer, msg1, msg2, true));
+}
+
+TEST(AnyTest, Simple) {
+ protobuf_unittest::TestField value1, value2;
+ value1.set_a(20);
+ value2.set_a(21);
+
+ protobuf_unittest::TestAny m1, m2;
+ m1.mutable_any_value()->PackFrom(value1);
+ m2.mutable_any_value()->PackFrom(value2);
+ util::MessageDifferencer message_differencer;
+ string difference_string;
+ message_differencer.ReportDifferencesToString(&difference_string);
+ EXPECT_FALSE(message_differencer.Compare(m1, m2));
+ EXPECT_EQ("modified: any_value.a: 20 -> 21\n", difference_string);
+}
+
+TEST(Anytest, TreatAsSet) {
+ protobuf_unittest::TestField value1, value2;
+ value1.set_a(20);
+ value1.set_b(30);
+ value2.set_a(20);
+ value2.set_b(31);
+
+ protobuf_unittest::TestAny m1, m2;
+ m1.add_repeated_any_value()->PackFrom(value1);
+ m1.add_repeated_any_value()->PackFrom(value2);
+ m2.add_repeated_any_value()->PackFrom(value2);
+ m2.add_repeated_any_value()->PackFrom(value1);
+
+ util::MessageDifferencer message_differencer;
+ message_differencer.TreatAsSet(GetFieldDescriptor(m1, "repeated_any_value"));
+ EXPECT_TRUE(message_differencer.Compare(m1, m2));
+}
+
+
+} // namespace
+} // namespace protobuf
+} // namespace google

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