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/values.h"
6#include "chrome/browser/prefs/pref_value_map.h"
7#include "testing/gtest/include/gtest/gtest.h"
8
9class PrefValueMapTest : public testing::Test {
10};
11
12TEST_F(PrefValueMapTest, SetValue) {
13  PrefValueMap map;
14  const Value* result = NULL;
15  EXPECT_FALSE(map.GetValue("key", &result));
16  EXPECT_FALSE(result);
17
18  EXPECT_TRUE(map.SetValue("key", Value::CreateStringValue("test")));
19  EXPECT_FALSE(map.SetValue("key", Value::CreateStringValue("test")));
20  EXPECT_TRUE(map.SetValue("key", Value::CreateStringValue("hi mom!")));
21
22  EXPECT_TRUE(map.GetValue("key", &result));
23  EXPECT_TRUE(StringValue("hi mom!").Equals(result));
24}
25
26TEST_F(PrefValueMapTest, RemoveValue) {
27  PrefValueMap map;
28  EXPECT_FALSE(map.RemoveValue("key"));
29
30  EXPECT_TRUE(map.SetValue("key", Value::CreateStringValue("test")));
31  EXPECT_TRUE(map.GetValue("key", NULL));
32
33  EXPECT_TRUE(map.RemoveValue("key"));
34  EXPECT_FALSE(map.GetValue("key", NULL));
35
36  EXPECT_FALSE(map.RemoveValue("key"));
37}
38
39TEST_F(PrefValueMapTest, Clear) {
40  PrefValueMap map;
41  EXPECT_TRUE(map.SetValue("key", Value::CreateStringValue("test")));
42  EXPECT_TRUE(map.GetValue("key", NULL));
43
44  map.Clear();
45
46  EXPECT_FALSE(map.GetValue("key", NULL));
47}
48
49TEST_F(PrefValueMapTest, GetDifferingKeys) {
50  PrefValueMap reference;
51  EXPECT_TRUE(reference.SetValue("b", Value::CreateStringValue("test")));
52  EXPECT_TRUE(reference.SetValue("c", Value::CreateStringValue("test")));
53  EXPECT_TRUE(reference.SetValue("e", Value::CreateStringValue("test")));
54
55  PrefValueMap check;
56  std::vector<std::string> differing_paths;
57  std::vector<std::string> expected_differing_paths;
58
59  reference.GetDifferingKeys(&check, &differing_paths);
60  expected_differing_paths.push_back("b");
61  expected_differing_paths.push_back("c");
62  expected_differing_paths.push_back("e");
63  EXPECT_EQ(expected_differing_paths, differing_paths);
64
65  EXPECT_TRUE(check.SetValue("a", Value::CreateStringValue("test")));
66  EXPECT_TRUE(check.SetValue("c", Value::CreateStringValue("test")));
67  EXPECT_TRUE(check.SetValue("d", Value::CreateStringValue("test")));
68
69  reference.GetDifferingKeys(&check, &differing_paths);
70  expected_differing_paths.clear();
71  expected_differing_paths.push_back("a");
72  expected_differing_paths.push_back("b");
73  expected_differing_paths.push_back("d");
74  expected_differing_paths.push_back("e");
75  EXPECT_EQ(expected_differing_paths, differing_paths);
76}
77