base/prefs/pref_value_map_unittest.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/prefs/pref_value_map.h"
   6
   7 #include "base/values.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9
  10 namespace base {
  11 namespace {
  12
  13 TEST(PrefValueMapTest, SetValue) {
  14   PrefValueMap map;
  15   const Value* result = NULL;
  16   EXPECT_FALSE(map.GetValue("key", &result));
  17   EXPECT_FALSE(result);
  18
  19   EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
  20   EXPECT_FALSE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
  21   EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("hi mom!"))));
  22
  23   EXPECT_TRUE(map.GetValue("key", &result));
  24   EXPECT_TRUE(StringValue("hi mom!").Equals(result));
  25 }
  26
  27 TEST(PrefValueMapTest, GetAndSetIntegerValue) {
  28   PrefValueMap map;
  29   ASSERT_TRUE(map.SetValue("key", make_scoped_ptr(new FundamentalValue(5))));
  30
  31   int int_value = 0;
  32   EXPECT_TRUE(map.GetInteger("key", &int_value));
  33   EXPECT_EQ(5, int_value);
  34
  35   map.SetInteger("key", -14);
  36   EXPECT_TRUE(map.GetInteger("key", &int_value));
  37   EXPECT_EQ(-14, int_value);
  38 }
  39
  40 TEST(PrefValueMapTest, SetDoubleValue) {
  41   PrefValueMap map;
  42   ASSERT_TRUE(map.SetValue("key", make_scoped_ptr(new FundamentalValue(5.5))));
  43
  44   const Value* result = NULL;
  45   ASSERT_TRUE(map.GetValue("key", &result));
  46   double double_value = 0.;
  47   EXPECT_TRUE(result->GetAsDouble(&double_value));
  48   EXPECT_DOUBLE_EQ(5.5, double_value);
  49 }
  50
  51 TEST(PrefValueMapTest, RemoveValue) {
  52   PrefValueMap map;
  53   EXPECT_FALSE(map.RemoveValue("key"));
  54
  55   EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
  56   EXPECT_TRUE(map.GetValue("key", NULL));
  57
  58   EXPECT_TRUE(map.RemoveValue("key"));
  59   EXPECT_FALSE(map.GetValue("key", NULL));
  60
  61   EXPECT_FALSE(map.RemoveValue("key"));
  62 }
  63
  64 TEST(PrefValueMapTest, Clear) {
  65   PrefValueMap map;
  66   EXPECT_TRUE(map.SetValue("key", make_scoped_ptr(new StringValue("test"))));
  67   EXPECT_TRUE(map.GetValue("key", NULL));
  68
  69   map.Clear();
  70
  71   EXPECT_FALSE(map.GetValue("key", NULL));
  72 }
  73
  74 TEST(PrefValueMapTest, GetDifferingKeys) {
  75   PrefValueMap reference;
  76   EXPECT_TRUE(
  77       reference.SetValue("b", make_scoped_ptr(new StringValue("test"))));
  78   EXPECT_TRUE(
  79       reference.SetValue("c", make_scoped_ptr(new StringValue("test"))));
  80   EXPECT_TRUE(
  81       reference.SetValue("e", make_scoped_ptr(new StringValue("test"))));
  82
  83   PrefValueMap check;
  84   std::vector<std::string> differing_paths;
  85   std::vector<std::string> expected_differing_paths;
  86
  87   reference.GetDifferingKeys(&check, &differing_paths);
  88   expected_differing_paths.push_back("b");
  89   expected_differing_paths.push_back("c");
  90   expected_differing_paths.push_back("e");
  91   EXPECT_EQ(expected_differing_paths, differing_paths);
  92
  93   EXPECT_TRUE(check.SetValue("a", make_scoped_ptr(new StringValue("test"))));
  94   EXPECT_TRUE(check.SetValue("c", make_scoped_ptr(new StringValue("test"))));
  95   EXPECT_TRUE(check.SetValue("d", make_scoped_ptr(new StringValue("test"))));
  96
  97   reference.GetDifferingKeys(&check, &differing_paths);
  98   expected_differing_paths.clear();
  99   expected_differing_paths.push_back("a");
 100   expected_differing_paths.push_back("b");
 101   expected_differing_paths.push_back("d");
 102   expected_differing_paths.push_back("e");
 103   EXPECT_EQ(expected_differing_paths, differing_paths);
 104 }
 105
 106 TEST(PrefValueMapTest, SwapTwoMaps) {
 107   PrefValueMap first_map;
 108   EXPECT_TRUE(
 109       first_map.SetValue("a", make_scoped_ptr(new StringValue("test"))));
 110   EXPECT_TRUE(
 111       first_map.SetValue("b", make_scoped_ptr(new StringValue("test"))));
 112   EXPECT_TRUE(
 113       first_map.SetValue("c", make_scoped_ptr(new StringValue("test"))));
 114
 115   PrefValueMap second_map;
 116   EXPECT_TRUE(
 117       second_map.SetValue("d", make_scoped_ptr(new StringValue("test"))));
 118   EXPECT_TRUE(
 119       second_map.SetValue("e", make_scoped_ptr(new StringValue("test"))));
 120   EXPECT_TRUE(
 121       second_map.SetValue("f", make_scoped_ptr(new StringValue("test"))));
 122
 123   first_map.Swap(&second_map);
 124
 125   EXPECT_TRUE(first_map.GetValue("d", NULL));
 126   EXPECT_TRUE(first_map.GetValue("e", NULL));
 127   EXPECT_TRUE(first_map.GetValue("f", NULL));
 128
 129   EXPECT_TRUE(second_map.GetValue("a", NULL));
 130   EXPECT_TRUE(second_map.GetValue("b", NULL));
 131   EXPECT_TRUE(second_map.GetValue("c", NULL));
 132 }
 133
 134 }  // namespace
 135 }  // namespace base