uninstall_metrics_unittest.cc revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d 
1// Copyright 2013 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 "chrome/installer/util/uninstall_metrics.h"
6
7#include <string>
8
9#include "base/json/json_string_value_serializer.h"
10#include "base/memory/scoped_ptr.h"
11#include "base/string16.h"
12#include "testing/gtest/include/gtest/gtest.h"
13
14namespace installer {
15
16TEST(UninstallMetricsTest, TestExtractUninstallMetrics) {
17  // A make-believe JSON preferences file.
18  std::string pref_string(
19      "{ \n"
20      "  \"foo\": \"bar\",\n"
21      "  \"uninstall_metrics\": { \n"
22      "    \"last_launch_time_sec\": \"1235341118\","
23      "    \"last_observed_running_time_sec\": \"1235341183\","
24      "    \"launch_count\": \"11\","
25      "    \"page_load_count\": \"68\","
26      "    \"uptime_sec\": \"809\","
27      "    \"installation_date2\": \"1235341141\"\n"
28      "  },\n"
29      "  \"blah\": {\n"
30      "    \"this_sentence_is_true\": false\n"
31      "  },\n"
32      "  \"user_experience_metrics\": { \n"
33      "    \"client_id_timestamp\": \"1234567890\","
34      "    \"reporting_enabled\": true\n"
35      "  }\n"
36      "} \n");
37
38  // The URL string we expect to be generated from said make-believe file.
39  string16 expected_url_string(
40      L"&installation_date2=1235341141"
41      L"&last_launch_time_sec=1235341118"
42      L"&last_observed_running_time_sec=1235341183"
43      L"&launch_count=11&page_load_count=68"
44      L"&uptime_sec=809");
45
46  JSONStringValueSerializer json_deserializer(pref_string);
47  std::string error_message;
48
49  scoped_ptr<Value> root(json_deserializer.Deserialize(NULL, &error_message));
50  ASSERT_TRUE(root.get());
51  string16 uninstall_metrics_string;
52
53  EXPECT_TRUE(
54      ExtractUninstallMetrics(*static_cast<DictionaryValue*>(root.get()),
55                              &uninstall_metrics_string));
56  EXPECT_EQ(expected_url_string, uninstall_metrics_string);
57}
58
59}  // namespace installer
60