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", new StringValue("test")));
  20   EXPECT_FALSE(map.SetValue("key", new StringValue("test")));
  21   EXPECT_TRUE(map.SetValue("key", 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", 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", 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", 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", 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(reference.SetValue("b", new StringValue("test")));
  77   EXPECT_TRUE(reference.SetValue("c", new StringValue("test")));
  78   EXPECT_TRUE(reference.SetValue("e", new StringValue("test")));
  79
  80   PrefValueMap check;
  81   std::vector<std::string> differing_paths;
  82   std::vector<std::string> expected_differing_paths;
  83
  84   reference.GetDifferingKeys(&check, &differing_paths);
  85   expected_differing_paths.push_back("b");
  86   expected_differing_paths.push_back("c");
  87   expected_differing_paths.push_back("e");
  88   EXPECT_EQ(expected_differing_paths, differing_paths);
  89
  90   EXPECT_TRUE(check.SetValue("a", new StringValue("test")));
  91   EXPECT_TRUE(check.SetValue("c", new StringValue("test")));
  92   EXPECT_TRUE(check.SetValue("d", new StringValue("test")));
  93
  94   reference.GetDifferingKeys(&check, &differing_paths);
  95   expected_differing_paths.clear();
  96   expected_differing_paths.push_back("a");
  97   expected_differing_paths.push_back("b");
  98   expected_differing_paths.push_back("d");
  99   expected_differing_paths.push_back("e");
 100   EXPECT_EQ(expected_differing_paths, differing_paths);
 101 }
 102
 103 TEST(PrefValueMapTest, SwapTwoMaps) {
 104   PrefValueMap first_map;
 105   EXPECT_TRUE(first_map.SetValue("a", new StringValue("test")));
 106   EXPECT_TRUE(first_map.SetValue("b", new StringValue("test")));
 107   EXPECT_TRUE(first_map.SetValue("c", new StringValue("test")));
 108
 109   PrefValueMap second_map;
 110   EXPECT_TRUE(second_map.SetValue("d", new StringValue("test")));
 111   EXPECT_TRUE(second_map.SetValue("e", new StringValue("test")));
 112   EXPECT_TRUE(second_map.SetValue("f", new StringValue("test")));
 113
 114   first_map.Swap(&second_map);
 115
 116   EXPECT_TRUE(first_map.GetValue("d", NULL));
 117   EXPECT_TRUE(first_map.GetValue("e", NULL));
 118   EXPECT_TRUE(first_map.GetValue("f", NULL));
 119
 120   EXPECT_TRUE(second_map.GetValue("a", NULL));
 121   EXPECT_TRUE(second_map.GetValue("b", NULL));
 122   EXPECT_TRUE(second_map.GetValue("c", NULL));
 123 }
 124
 125 }  // namespace
 126 }  // namespace base