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Unified Diff: third_party/protobuf/java/src/test/java/com/google/protobuf/MapForProto2Test.java

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/java/src/test/java/com/google/protobuf/MapForProto2Test.java
diff --git a/third_party/protobuf/java/src/test/java/com/google/protobuf/MapForProto2Test.java b/third_party/protobuf/java/src/test/java/com/google/protobuf/MapForProto2Test.java
new file mode 100644
index 0000000000000000000000000000000000000000..1fa3cbdbae7748cbdc0c082229b7c3e75fcef2cb
--- /dev/null
+++ b/third_party/protobuf/java/src/test/java/com/google/protobuf/MapForProto2Test.java
@@ -0,0 +1,684 @@
+// 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.
+
+package com.google.protobuf;
+
+import com.google.protobuf.Descriptors.FieldDescriptor;
+import map_test.MapForProto2TestProto.TestMap;
+import map_test.MapForProto2TestProto.TestMap.MessageValue;
+import map_test.MapForProto2TestProto.TestMap.MessageWithRequiredFields;
+import map_test.MapForProto2TestProto.TestRecursiveMap;
+import map_test.MapForProto2TestProto.TestUnknownEnumValue;
+
+import junit.framework.TestCase;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Unit tests for map fields in proto2 protos.
+ */
+public class MapForProto2Test extends TestCase {
+ private void setMapValues(TestMap.Builder builder) {
+ builder.getMutableInt32ToInt32Field().put(1, 11);
+ builder.getMutableInt32ToInt32Field().put(2, 22);
+ builder.getMutableInt32ToInt32Field().put(3, 33);
+
+ builder.getMutableInt32ToStringField().put(1, "11");
+ builder.getMutableInt32ToStringField().put(2, "22");
+ builder.getMutableInt32ToStringField().put(3, "33");
+
+ builder.getMutableInt32ToBytesField().put(1, TestUtil.toBytes("11"));
+ builder.getMutableInt32ToBytesField().put(2, TestUtil.toBytes("22"));
+ builder.getMutableInt32ToBytesField().put(3, TestUtil.toBytes("33"));
+
+ builder.getMutableInt32ToEnumField().put(1, TestMap.EnumValue.FOO);
+ builder.getMutableInt32ToEnumField().put(2, TestMap.EnumValue.BAR);
+ builder.getMutableInt32ToEnumField().put(3, TestMap.EnumValue.BAZ);
+
+ builder.getMutableInt32ToMessageField().put(
+ 1, MessageValue.newBuilder().setValue(11).build());
+ builder.getMutableInt32ToMessageField().put(
+ 2, MessageValue.newBuilder().setValue(22).build());
+ builder.getMutableInt32ToMessageField().put(
+ 3, MessageValue.newBuilder().setValue(33).build());
+
+ builder.getMutableStringToInt32Field().put("1", 11);
+ builder.getMutableStringToInt32Field().put("2", 22);
+ builder.getMutableStringToInt32Field().put("3", 33);
+ }
+
+ private void copyMapValues(TestMap source, TestMap.Builder destination) {
+ destination
+ .putAllInt32ToInt32Field(source.getInt32ToInt32Field())
+ .putAllInt32ToStringField(source.getInt32ToStringField())
+ .putAllInt32ToBytesField(source.getInt32ToBytesField())
+ .putAllInt32ToEnumField(source.getInt32ToEnumField())
+ .putAllInt32ToMessageField(source.getInt32ToMessageField())
+ .putAllStringToInt32Field(source.getStringToInt32Field());
+ }
+
+ private void assertMapValuesSet(TestMap message) {
+ assertEquals(3, message.getInt32ToInt32Field().size());
+ assertEquals(11, message.getInt32ToInt32Field().get(1).intValue());
+ assertEquals(22, message.getInt32ToInt32Field().get(2).intValue());
+ assertEquals(33, message.getInt32ToInt32Field().get(3).intValue());
+
+ assertEquals(3, message.getInt32ToStringField().size());
+ assertEquals("11", message.getInt32ToStringField().get(1));
+ assertEquals("22", message.getInt32ToStringField().get(2));
+ assertEquals("33", message.getInt32ToStringField().get(3));
+
+ assertEquals(3, message.getInt32ToBytesField().size());
+ assertEquals(TestUtil.toBytes("11"), message.getInt32ToBytesField().get(1));
+ assertEquals(TestUtil.toBytes("22"), message.getInt32ToBytesField().get(2));
+ assertEquals(TestUtil.toBytes("33"), message.getInt32ToBytesField().get(3));
+
+ assertEquals(3, message.getInt32ToEnumField().size());
+ assertEquals(TestMap.EnumValue.FOO, message.getInt32ToEnumField().get(1));
+ assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(2));
+ assertEquals(TestMap.EnumValue.BAZ, message.getInt32ToEnumField().get(3));
+
+ assertEquals(3, message.getInt32ToMessageField().size());
+ assertEquals(11, message.getInt32ToMessageField().get(1).getValue());
+ assertEquals(22, message.getInt32ToMessageField().get(2).getValue());
+ assertEquals(33, message.getInt32ToMessageField().get(3).getValue());
+
+ assertEquals(3, message.getStringToInt32Field().size());
+ assertEquals(11, message.getStringToInt32Field().get("1").intValue());
+ assertEquals(22, message.getStringToInt32Field().get("2").intValue());
+ assertEquals(33, message.getStringToInt32Field().get("3").intValue());
+ }
+
+ private void updateMapValues(TestMap.Builder builder) {
+ builder.getMutableInt32ToInt32Field().put(1, 111);
+ builder.getMutableInt32ToInt32Field().remove(2);
+ builder.getMutableInt32ToInt32Field().put(4, 44);
+
+ builder.getMutableInt32ToStringField().put(1, "111");
+ builder.getMutableInt32ToStringField().remove(2);
+ builder.getMutableInt32ToStringField().put(4, "44");
+
+ builder.getMutableInt32ToBytesField().put(1, TestUtil.toBytes("111"));
+ builder.getMutableInt32ToBytesField().remove(2);
+ builder.getMutableInt32ToBytesField().put(4, TestUtil.toBytes("44"));
+
+ builder.getMutableInt32ToEnumField().put(1, TestMap.EnumValue.BAR);
+ builder.getMutableInt32ToEnumField().remove(2);
+ builder.getMutableInt32ToEnumField().put(4, TestMap.EnumValue.QUX);
+
+ builder.getMutableInt32ToMessageField().put(
+ 1, MessageValue.newBuilder().setValue(111).build());
+ builder.getMutableInt32ToMessageField().remove(2);
+ builder.getMutableInt32ToMessageField().put(
+ 4, MessageValue.newBuilder().setValue(44).build());
+
+ builder.getMutableStringToInt32Field().put("1", 111);
+ builder.getMutableStringToInt32Field().remove("2");
+ builder.getMutableStringToInt32Field().put("4", 44);
+ }
+
+ private void assertMapValuesUpdated(TestMap message) {
+ assertEquals(3, message.getInt32ToInt32Field().size());
+ assertEquals(111, message.getInt32ToInt32Field().get(1).intValue());
+ assertEquals(33, message.getInt32ToInt32Field().get(3).intValue());
+ assertEquals(44, message.getInt32ToInt32Field().get(4).intValue());
+
+ assertEquals(3, message.getInt32ToStringField().size());
+ assertEquals("111", message.getInt32ToStringField().get(1));
+ assertEquals("33", message.getInt32ToStringField().get(3));
+ assertEquals("44", message.getInt32ToStringField().get(4));
+
+ assertEquals(3, message.getInt32ToBytesField().size());
+ assertEquals(TestUtil.toBytes("111"), message.getInt32ToBytesField().get(1));
+ assertEquals(TestUtil.toBytes("33"), message.getInt32ToBytesField().get(3));
+ assertEquals(TestUtil.toBytes("44"), message.getInt32ToBytesField().get(4));
+
+ assertEquals(3, message.getInt32ToEnumField().size());
+ assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(1));
+ assertEquals(TestMap.EnumValue.BAZ, message.getInt32ToEnumField().get(3));
+ assertEquals(TestMap.EnumValue.QUX, message.getInt32ToEnumField().get(4));
+
+ assertEquals(3, message.getInt32ToMessageField().size());
+ assertEquals(111, message.getInt32ToMessageField().get(1).getValue());
+ assertEquals(33, message.getInt32ToMessageField().get(3).getValue());
+ assertEquals(44, message.getInt32ToMessageField().get(4).getValue());
+
+ assertEquals(3, message.getStringToInt32Field().size());
+ assertEquals(111, message.getStringToInt32Field().get("1").intValue());
+ assertEquals(33, message.getStringToInt32Field().get("3").intValue());
+ assertEquals(44, message.getStringToInt32Field().get("4").intValue());
+ }
+
+ private void assertMapValuesCleared(TestMap message) {
+ assertEquals(0, message.getInt32ToInt32Field().size());
+ assertEquals(0, message.getInt32ToStringField().size());
+ assertEquals(0, message.getInt32ToBytesField().size());
+ assertEquals(0, message.getInt32ToEnumField().size());
+ assertEquals(0, message.getInt32ToMessageField().size());
+ assertEquals(0, message.getStringToInt32Field().size());
+ }
+
+ public void testMutableMapLifecycle() {
+ TestMap.Builder builder = TestMap.newBuilder();
+ Map<Integer, Integer> intMap = builder.getMutableInt32ToInt32Field();
+ intMap.put(1, 2);
+ assertEquals(newMap(1, 2), builder.build().getInt32ToInt32Field());
+ try {
+ intMap.put(2, 3);
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ assertEquals(newMap(1, 2), builder.getInt32ToInt32Field());
+ builder.getMutableInt32ToInt32Field().put(2, 3);
+ assertEquals(newMap(1, 2, 2, 3), builder.getInt32ToInt32Field());
+
+ Map<Integer, TestMap.EnumValue> enumMap = builder.getMutableInt32ToEnumField();
+ enumMap.put(1, TestMap.EnumValue.BAR);
+ assertEquals(newMap(1, TestMap.EnumValue.BAR), builder.build().getInt32ToEnumField());
+ try {
+ enumMap.put(2, TestMap.EnumValue.FOO);
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ assertEquals(newMap(1, TestMap.EnumValue.BAR), builder.getInt32ToEnumField());
+ builder.getMutableInt32ToEnumField().put(2, TestMap.EnumValue.FOO);
+ assertEquals(
+ newMap(1, TestMap.EnumValue.BAR, 2, TestMap.EnumValue.FOO),
+ builder.getInt32ToEnumField());
+
+ Map<Integer, String> stringMap = builder.getMutableInt32ToStringField();
+ stringMap.put(1, "1");
+ assertEquals(newMap(1, "1"), builder.build().getInt32ToStringField());
+ try {
+ stringMap.put(2, "2");
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ assertEquals(newMap(1, "1"), builder.getInt32ToStringField());
+ builder.getMutableInt32ToStringField().put(2, "2");
+ assertEquals(
+ newMap(1, "1", 2, "2"),
+ builder.getInt32ToStringField());
+
+ Map<Integer, TestMap.MessageValue> messageMap = builder.getMutableInt32ToMessageField();
+ messageMap.put(1, TestMap.MessageValue.getDefaultInstance());
+ assertEquals(newMap(1, TestMap.MessageValue.getDefaultInstance()),
+ builder.build().getInt32ToMessageField());
+ try {
+ messageMap.put(2, TestMap.MessageValue.getDefaultInstance());
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ assertEquals(newMap(1, TestMap.MessageValue.getDefaultInstance()),
+ builder.getInt32ToMessageField());
+ builder.getMutableInt32ToMessageField().put(2, TestMap.MessageValue.getDefaultInstance());
+ assertEquals(
+ newMap(1, TestMap.MessageValue.getDefaultInstance(),
+ 2, TestMap.MessageValue.getDefaultInstance()),
+ builder.getInt32ToMessageField());
+ }
+
+ public void testMutableMapLifecycle_collections() {
+ TestMap.Builder builder = TestMap.newBuilder();
+ Map<Integer, Integer> intMap = builder.getMutableInt32ToInt32Field();
+ intMap.put(1, 2);
+ assertEquals(newMap(1, 2), builder.build().getInt32ToInt32Field());
+ try {
+ intMap.remove(2);
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ try {
+ intMap.entrySet().remove(new Object());
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ try {
+ intMap.entrySet().iterator().remove();
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ try {
+ intMap.keySet().remove(new Object());
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ try {
+ intMap.values().remove(new Object());
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ try {
+ intMap.values().iterator().remove();
+ fail();
+ } catch (UnsupportedOperationException e) {
+ // expected
+ }
+ assertEquals(newMap(1, 2), intMap);
+ assertEquals(newMap(1, 2), builder.getInt32ToInt32Field());
+ assertEquals(newMap(1, 2), builder.build().getInt32ToInt32Field());
+ }
+
+ public void testGettersAndSetters() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ TestMap message = builder.build();
+ assertMapValuesCleared(message);
+
+ builder = message.toBuilder();
+ setMapValues(builder);
+ message = builder.build();
+ assertMapValuesSet(message);
+
+ builder = message.toBuilder();
+ updateMapValues(builder);
+ message = builder.build();
+ assertMapValuesUpdated(message);
+
+ builder = message.toBuilder();
+ builder.clear();
+ message = builder.build();
+ assertMapValuesCleared(message);
+ }
+
+ public void testPutAll() throws Exception {
+ TestMap.Builder sourceBuilder = TestMap.newBuilder();
+ setMapValues(sourceBuilder);
+ TestMap source = sourceBuilder.build();
+
+ TestMap.Builder destination = TestMap.newBuilder();
+ copyMapValues(source, destination);
+ assertMapValuesSet(destination.build());
+ }
+
+ public void testSerializeAndParse() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ setMapValues(builder);
+ TestMap message = builder.build();
+ assertEquals(message.getSerializedSize(), message.toByteString().size());
+ message = TestMap.parser().parseFrom(message.toByteString());
+ assertMapValuesSet(message);
+
+ builder = message.toBuilder();
+ updateMapValues(builder);
+ message = builder.build();
+ assertEquals(message.getSerializedSize(), message.toByteString().size());
+ message = TestMap.parser().parseFrom(message.toByteString());
+ assertMapValuesUpdated(message);
+
+ builder = message.toBuilder();
+ builder.clear();
+ message = builder.build();
+ assertEquals(message.getSerializedSize(), message.toByteString().size());
+ message = TestMap.parser().parseFrom(message.toByteString());
+ assertMapValuesCleared(message);
+ }
+
+ public void testMergeFrom() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ setMapValues(builder);
+ TestMap message = builder.build();
+
+ TestMap.Builder other = TestMap.newBuilder();
+ other.mergeFrom(message);
+ assertMapValuesSet(other.build());
+ }
+
+ public void testEqualsAndHashCode() throws Exception {
+ // Test that generated equals() and hashCode() will disregard the order
+ // of map entries when comparing/hashing map fields.
+
+ // We can't control the order of elements in a HashMap. The best we can do
+ // here is to add elements in different order.
+ TestMap.Builder b1 = TestMap.newBuilder();
+ b1.getMutableInt32ToInt32Field().put(1, 2);
+ b1.getMutableInt32ToInt32Field().put(3, 4);
+ b1.getMutableInt32ToInt32Field().put(5, 6);
+ TestMap m1 = b1.build();
+
+ TestMap.Builder b2 = TestMap.newBuilder();
+ b2.getMutableInt32ToInt32Field().put(5, 6);
+ b2.getMutableInt32ToInt32Field().put(1, 2);
+ b2.getMutableInt32ToInt32Field().put(3, 4);
+ TestMap m2 = b2.build();
+
+ assertEquals(m1, m2);
+ assertEquals(m1.hashCode(), m2.hashCode());
+
+ // Make sure we did compare map fields.
+ b2.getMutableInt32ToInt32Field().put(1, 0);
+ m2 = b2.build();
+ assertFalse(m1.equals(m2));
+ // Don't check m1.hashCode() != m2.hashCode() because it's not guaranteed
+ // to be different.
+ }
+
+
+ // The following methods are used to test reflection API.
+
+ private static FieldDescriptor f(String name) {
+ return TestMap.getDescriptor().findFieldByName(name);
+ }
+
+ private static Object getFieldValue(Message mapEntry, String name) {
+ FieldDescriptor field = mapEntry.getDescriptorForType().findFieldByName(name);
+ return mapEntry.getField(field);
+ }
+
+ private static Message.Builder setFieldValue(
+ Message.Builder mapEntry, String name, Object value) {
+ FieldDescriptor field = mapEntry.getDescriptorForType().findFieldByName(name);
+ mapEntry.setField(field, value);
+ return mapEntry;
+ }
+
+ private static void assertHasMapValues(Message message, String name, Map<?, ?> values) {
+ FieldDescriptor field = f(name);
+ for (Object entry : (List<?>) message.getField(field)) {
+ Message mapEntry = (Message) entry;
+ Object key = getFieldValue(mapEntry, "key");
+ Object value = getFieldValue(mapEntry, "value");
+ assertTrue(values.containsKey(key));
+ assertEquals(value, values.get(key));
+ }
+ assertEquals(values.size(), message.getRepeatedFieldCount(field));
+ for (int i = 0; i < message.getRepeatedFieldCount(field); i++) {
+ Message mapEntry = (Message) message.getRepeatedField(field, i);
+ Object key = getFieldValue(mapEntry, "key");
+ Object value = getFieldValue(mapEntry, "value");
+ assertTrue(values.containsKey(key));
+ assertEquals(value, values.get(key));
+ }
+ }
+
+ private static <KeyType, ValueType>
+ Message newMapEntry(Message.Builder builder, String name, KeyType key, ValueType value) {
+ FieldDescriptor field = builder.getDescriptorForType().findFieldByName(name);
+ Message.Builder entryBuilder = builder.newBuilderForField(field);
+ FieldDescriptor keyField = entryBuilder.getDescriptorForType().findFieldByName("key");
+ FieldDescriptor valueField = entryBuilder.getDescriptorForType().findFieldByName("value");
+ entryBuilder.setField(keyField, key);
+ entryBuilder.setField(valueField, value);
+ return entryBuilder.build();
+ }
+
+ private static void setMapValues(Message.Builder builder, String name, Map<?, ?> values) {
+ List<Message> entryList = new ArrayList<Message>();
+ for (Map.Entry<?, ?> entry : values.entrySet()) {
+ entryList.add(newMapEntry(builder, name, entry.getKey(), entry.getValue()));
+ }
+ FieldDescriptor field = builder.getDescriptorForType().findFieldByName(name);
+ builder.setField(field, entryList);
+ }
+
+ private static <KeyType, ValueType>
+ Map<KeyType, ValueType> mapForValues(
+ KeyType key1, ValueType value1, KeyType key2, ValueType value2) {
+ Map<KeyType, ValueType> map = new HashMap<KeyType, ValueType>();
+ map.put(key1, value1);
+ map.put(key2, value2);
+ return map;
+ }
+
+ public void testReflectionApi() throws Exception {
+ // In reflection API, map fields are just repeated message fields.
+ TestMap.Builder builder = TestMap.newBuilder();
+ builder.getMutableInt32ToInt32Field().put(1, 2);
+ builder.getMutableInt32ToInt32Field().put(3, 4);
+ builder.getMutableInt32ToMessageField().put(
+ 11, MessageValue.newBuilder().setValue(22).build());
+ builder.getMutableInt32ToMessageField().put(
+ 33, MessageValue.newBuilder().setValue(44).build());
+ TestMap message = builder.build();
+
+ // Test getField(), getRepeatedFieldCount(), getRepeatedField().
+ assertHasMapValues(message, "int32_to_int32_field",
+ mapForValues(1, 2, 3, 4));
+ assertHasMapValues(message, "int32_to_message_field",
+ mapForValues(
+ 11, MessageValue.newBuilder().setValue(22).build(),
+ 33, MessageValue.newBuilder().setValue(44).build()));
+
+ // Test clearField()
+ builder.clearField(f("int32_to_int32_field"));
+ builder.clearField(f("int32_to_message_field"));
+ message = builder.build();
+ assertEquals(0, message.getInt32ToInt32Field().size());
+ assertEquals(0, message.getInt32ToMessageField().size());
+
+ // Test setField()
+ setMapValues(builder, "int32_to_int32_field",
+ mapForValues(11, 22, 33, 44));
+ setMapValues(builder, "int32_to_message_field",
+ mapForValues(
+ 111, MessageValue.newBuilder().setValue(222).build(),
+ 333, MessageValue.newBuilder().setValue(444).build()));
+ message = builder.build();
+ assertEquals(22, message.getInt32ToInt32Field().get(11).intValue());
+ assertEquals(44, message.getInt32ToInt32Field().get(33).intValue());
+ assertEquals(222, message.getInt32ToMessageField().get(111).getValue());
+ assertEquals(444, message.getInt32ToMessageField().get(333).getValue());
+
+ // Test addRepeatedField
+ builder.addRepeatedField(f("int32_to_int32_field"),
+ newMapEntry(builder, "int32_to_int32_field", 55, 66));
+ builder.addRepeatedField(f("int32_to_message_field"),
+ newMapEntry(builder, "int32_to_message_field", 555,
+ MessageValue.newBuilder().setValue(666).build()));
+ message = builder.build();
+ assertEquals(66, message.getInt32ToInt32Field().get(55).intValue());
+ assertEquals(666, message.getInt32ToMessageField().get(555).getValue());
+
+ // Test addRepeatedField (overriding existing values)
+ builder.addRepeatedField(f("int32_to_int32_field"),
+ newMapEntry(builder, "int32_to_int32_field", 55, 55));
+ builder.addRepeatedField(f("int32_to_message_field"),
+ newMapEntry(builder, "int32_to_message_field", 555,
+ MessageValue.newBuilder().setValue(555).build()));
+ message = builder.build();
+ assertEquals(55, message.getInt32ToInt32Field().get(55).intValue());
+ assertEquals(555, message.getInt32ToMessageField().get(555).getValue());
+
+ // Test setRepeatedField
+ for (int i = 0; i < builder.getRepeatedFieldCount(f("int32_to_int32_field")); i++) {
+ Message mapEntry = (Message) builder.getRepeatedField(f("int32_to_int32_field"), i);
+ int oldKey = ((Integer) getFieldValue(mapEntry, "key")).intValue();
+ int oldValue = ((Integer) getFieldValue(mapEntry, "value")).intValue();
+ // Swap key with value for each entry.
+ Message.Builder mapEntryBuilder = mapEntry.toBuilder();
+ setFieldValue(mapEntryBuilder, "key", oldValue);
+ setFieldValue(mapEntryBuilder, "value", oldKey);
+ builder.setRepeatedField(f("int32_to_int32_field"), i, mapEntryBuilder.build());
+ }
+ message = builder.build();
+ assertEquals(11, message.getInt32ToInt32Field().get(22).intValue());
+ assertEquals(33, message.getInt32ToInt32Field().get(44).intValue());
+ assertEquals(55, message.getInt32ToInt32Field().get(55).intValue());
+ }
+
+ public void testTextFormat() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ setMapValues(builder);
+ TestMap message = builder.build();
+
+ String textData = TextFormat.printToString(message);
+
+ builder = TestMap.newBuilder();
+ TextFormat.merge(textData, builder);
+ message = builder.build();
+
+ assertMapValuesSet(message);
+ }
+
+ public void testDynamicMessage() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ setMapValues(builder);
+ TestMap message = builder.build();
+
+ Message dynamicDefaultInstance =
+ DynamicMessage.getDefaultInstance(TestMap.getDescriptor());
+ Message dynamicMessage = dynamicDefaultInstance
+ .newBuilderForType().mergeFrom(message.toByteString()).build();
+
+ assertEquals(message, dynamicMessage);
+ assertEquals(message.hashCode(), dynamicMessage.hashCode());
+ }
+
+ public void testReflectionEqualsAndHashCode() throws Exception {
+ // Test that generated equals() and hashCode() will disregard the order
+ // of map entries when comparing/hashing map fields.
+
+ // We use DynamicMessage to test reflection based equals()/hashCode().
+ Message dynamicDefaultInstance =
+ DynamicMessage.getDefaultInstance(TestMap.getDescriptor());
+ FieldDescriptor field = f("int32_to_int32_field");
+
+ Message.Builder b1 = dynamicDefaultInstance.newBuilderForType();
+ b1.addRepeatedField(field, newMapEntry(b1, "int32_to_int32_field", 1, 2));
+ b1.addRepeatedField(field, newMapEntry(b1, "int32_to_int32_field", 3, 4));
+ b1.addRepeatedField(field, newMapEntry(b1, "int32_to_int32_field", 5, 6));
+ Message m1 = b1.build();
+
+ Message.Builder b2 = dynamicDefaultInstance.newBuilderForType();
+ b2.addRepeatedField(field, newMapEntry(b2, "int32_to_int32_field", 5, 6));
+ b2.addRepeatedField(field, newMapEntry(b2, "int32_to_int32_field", 1, 2));
+ b2.addRepeatedField(field, newMapEntry(b2, "int32_to_int32_field", 3, 4));
+ Message m2 = b2.build();
+
+ assertEquals(m1, m2);
+ assertEquals(m1.hashCode(), m2.hashCode());
+
+ // Make sure we did compare map fields.
+ b2.setRepeatedField(field, 0, newMapEntry(b1, "int32_to_int32_field", 0, 0));
+ m2 = b2.build();
+ assertFalse(m1.equals(m2));
+ // Don't check m1.hashCode() != m2.hashCode() because it's not guaranteed
+ // to be different.
+ }
+
+ public void testUnknownEnumValues() throws Exception {
+ TestUnknownEnumValue.Builder builder =
+ TestUnknownEnumValue.newBuilder();
+ builder.getMutableInt32ToInt32Field().put(1, 1);
+ builder.getMutableInt32ToInt32Field().put(2, 54321);
+ ByteString data = builder.build().toByteString();
+
+ TestMap message = TestMap.parseFrom(data);
+ // Entries with unknown enum values will be stored into UnknownFieldSet so
+ // there is only one entry in the map.
+ assertEquals(1, message.getInt32ToEnumField().size());
+ assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(1));
+ // UnknownFieldSet should not be empty.
+ assertFalse(message.getUnknownFields().asMap().isEmpty());
+ // Serializing and parsing should preserve the unknown entry.
+ data = message.toByteString();
+ TestUnknownEnumValue messageWithUnknownEnums =
+ TestUnknownEnumValue.parseFrom(data);
+ assertEquals(2, messageWithUnknownEnums.getInt32ToInt32Field().size());
+ assertEquals(1, messageWithUnknownEnums.getInt32ToInt32Field().get(1).intValue());
+ assertEquals(54321, messageWithUnknownEnums.getInt32ToInt32Field().get(2).intValue());
+ }
+
+
+ public void testRequiredMessage() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ builder.getMutableRequiredMessageMap().put(0,
+ MessageWithRequiredFields.newBuilder().buildPartial());
+ TestMap message = builder.buildPartial();
+ assertFalse(message.isInitialized());
+
+ builder.getMutableRequiredMessageMap().put(0,
+ MessageWithRequiredFields.newBuilder().setValue(1).build());
+ message = builder.build();
+ assertTrue(message.isInitialized());
+ }
+
+ public void testRecursiveMap() throws Exception {
+ TestRecursiveMap.Builder builder = TestRecursiveMap.newBuilder();
+ builder.getMutableRecursiveMapField().put(
+ 1, TestRecursiveMap.newBuilder().setValue(2).build());
+ builder.getMutableRecursiveMapField().put(
+ 3, TestRecursiveMap.newBuilder().setValue(4).build());
+ ByteString data = builder.build().toByteString();
+
+ TestRecursiveMap message = TestRecursiveMap.parseFrom(data);
+ assertEquals(2, message.getRecursiveMapField().get(1).getValue());
+ assertEquals(4, message.getRecursiveMapField().get(3).getValue());
+ }
+
+ public void testIterationOrder() throws Exception {
+ TestMap.Builder builder = TestMap.newBuilder();
+ setMapValues(builder);
+ TestMap message = builder.build();
+
+ assertEquals(Arrays.asList("1", "2", "3"),
+ new ArrayList<String>(message.getStringToInt32Field().keySet()));
+ }
+
+ // Regression test for b/20494788
+ public void testMapInitializationOrder() throws Exception {
+ assertEquals("RedactAllTypes", map_test.RedactAllTypes
+ .getDefaultInstance().getDescriptorForType().getName());
+
+ map_test.Message1.Builder builder =
+ map_test.Message1.newBuilder();
+ builder.getMutableMapField().put("key", true);
+ map_test.Message1 message = builder.build();
+ Message mapEntry = (Message) message.getRepeatedField(
+ message.getDescriptorForType().findFieldByName("map_field"), 0);
+ assertEquals(2, mapEntry.getAllFields().size());
+ }
+
+ private static <K, V> Map<K, V> newMap(K key1, V value1) {
+ Map<K, V> map = new HashMap<K, V>();
+ map.put(key1, value1);
+ return map;
+ }
+
+ private static <K, V> Map<K, V> newMap(K key1, V value1, K key2, V value2) {
+ Map<K, V> map = new HashMap<K, V>();
+ map.put(key1, value1);
+ map.put(key2, value2);
+ return map;
+ }
+}
+
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