Revert of Move base/prefs to components/prefs

base/prefs/pref_value_map_unittest.cc

Index: base/prefs/pref_value_map_unittest.cc
diff --git a/base/prefs/pref_value_map_unittest.cc b/base/prefs/pref_value_map_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f78c999916316ee1c4179cd9dd4db37f3cb513b8
--- /dev/null
+++ b/base/prefs/pref_value_map_unittest.cc
@@ -0,0 +1,135 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/prefs/pref_value_map.h"
+
+#include "base/values.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace base {
+namespace {
+
+TEST(PrefValueMapTest, SetValue) {
+  PrefValueMap map;
+  const Value* result = NULL;
+  EXPECT_FALSE(map.GetValue("key", &result));
+  EXPECT_FALSE(result);
+
+  EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_FALSE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("hi mom!"))));
+
+  EXPECT_TRUE(map.GetValue("key", &result));
+  EXPECT_TRUE(StringValue("hi mom!").Equals(result));
+}
+
+TEST(PrefValueMapTest, GetAndSetIntegerValue) {
+  PrefValueMap map;
+  ASSERT_TRUE(map.SetValue("key", make_scoped_ptr(new FundamentalValue(5))));
+
+  int int_value = 0;
+  EXPECT_TRUE(map.GetInteger("key", &int_value));
+  EXPECT_EQ(5, int_value);
+
+  map.SetInteger("key", -14);
+  EXPECT_TRUE(map.GetInteger("key", &int_value));
+  EXPECT_EQ(-14, int_value);
+}
+
+TEST(PrefValueMapTest, SetDoubleValue) {
+  PrefValueMap map;
+  ASSERT_TRUE(map.SetValue("key", make_scoped_ptr(new FundamentalValue(5.5))));
+
+  const Value* result = NULL;
+  ASSERT_TRUE(map.GetValue("key", &result));
+  double double_value = 0.;
+  EXPECT_TRUE(result->GetAsDouble(&double_value));
+  EXPECT_DOUBLE_EQ(5.5, double_value);
+}
+
+TEST(PrefValueMapTest, RemoveValue) {
+  PrefValueMap map;
+  EXPECT_FALSE(map.RemoveValue("key"));
+
+  EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(map.GetValue("key", NULL));
+
+  EXPECT_TRUE(map.RemoveValue("key"));
+  EXPECT_FALSE(map.GetValue("key", NULL));
+
+  EXPECT_FALSE(map.RemoveValue("key"));
+}
+
+TEST(PrefValueMapTest, Clear) {
+  PrefValueMap map;
+  EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(map.GetValue("key", NULL));
+
+  map.Clear();
+
+  EXPECT_FALSE(map.GetValue("key", NULL));
+}
+
+TEST(PrefValueMapTest, GetDifferingKeys) {
+  PrefValueMap reference;
+  EXPECT_TRUE(
+      reference.SetValue("b", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      reference.SetValue("c", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      reference.SetValue("e", make_scoped_ptr(new StringValue("test"))));
+
+  PrefValueMap check;
+  std::vector<std::string> differing_paths;
+  std::vector<std::string> expected_differing_paths;
+
+  reference.GetDifferingKeys(&check, &differing_paths);
+  expected_differing_paths.push_back("b");
+  expected_differing_paths.push_back("c");
+  expected_differing_paths.push_back("e");
+  EXPECT_EQ(expected_differing_paths, differing_paths);
+
+  EXPECT_TRUE(check.SetValue("a", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(check.SetValue("c", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(check.SetValue("d", make_scoped_ptr(new StringValue("test"))));
+
+  reference.GetDifferingKeys(&check, &differing_paths);
+  expected_differing_paths.clear();
+  expected_differing_paths.push_back("a");
+  expected_differing_paths.push_back("b");
+  expected_differing_paths.push_back("d");
+  expected_differing_paths.push_back("e");
+  EXPECT_EQ(expected_differing_paths, differing_paths);
+}
+
+TEST(PrefValueMapTest, SwapTwoMaps) {
+  PrefValueMap first_map;
+  EXPECT_TRUE(
+      first_map.SetValue("a", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      first_map.SetValue("b", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      first_map.SetValue("c", make_scoped_ptr(new StringValue("test"))));
+
+  PrefValueMap second_map;
+  EXPECT_TRUE(
+      second_map.SetValue("d", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      second_map.SetValue("e", make_scoped_ptr(new StringValue("test"))));
+  EXPECT_TRUE(
+      second_map.SetValue("f", make_scoped_ptr(new StringValue("test"))));
+
+  first_map.Swap(&second_map);
+
+  EXPECT_TRUE(first_map.GetValue("d", NULL));
+  EXPECT_TRUE(first_map.GetValue("e", NULL));
+  EXPECT_TRUE(first_map.GetValue("f", NULL));
+
+  EXPECT_TRUE(second_map.GetValue("a", NULL));
+  EXPECT_TRUE(second_map.GetValue("b", NULL));
+  EXPECT_TRUE(second_map.GetValue("c", NULL));
+}
+
+}  // namespace
+}  // namespace base