cld_component_installer_unittest.cc revision cedac228d2dd51db4b79ea1e72c7f249408ee061 
1// Copyright 2014 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 <vector>
6
7#include "base/file_util.h"
8#include "base/files/file_path.h"
9#include "base/files/scoped_temp_dir.h"
10#include "base/memory/scoped_ptr.h"
11#include "base/run_loop.h"
12#include "base/strings/string_util.h"
13#include "base/strings/utf_string_conversions.h"
14#include "base/values.h"
15#include "base/version.h"
16#include "chrome/browser/component_updater/cld_component_installer.h"
17#include "chrome/common/chrome_constants.h"
18#include "chrome/common/chrome_paths.h"
19#include "testing/gtest/include/gtest/gtest.h"
20#include "testing/platform_test.h"
21
22namespace component_updater {
23
24class CldComponentInstallerTest : public PlatformTest {
25 public:
26  virtual void SetUp() OVERRIDE {
27    PlatformTest::SetUp();
28
29    // ScopedTempDir automatically does a recursive delete on the entire
30    // directory in its destructor, so no cleanup is required in TearDown.
31    // Note that all files created by this test case are created within the
32    // directory that is created here, so even though they are not explicitly
33    // created *as temp files*, they will still get cleaned up automagically.
34    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
35
36    // The "latest CLD data file" is a static piece of information, and thus
37    // for correctness we empty it before each test.
38    traits.SetLatestCldDataFile(base::FilePath());
39  }
40
41  base::ScopedTempDir temp_dir_;
42  component_updater::CldComponentInstallerTraits traits;
43};
44
45TEST_F(CldComponentInstallerTest, SetLatestCldDataFile) {
46  ASSERT_TRUE(component_updater::GetLatestCldDataFile().empty());
47  const base::FilePath expected(FILE_PATH_LITERAL("test/foo.test"));
48  traits.SetLatestCldDataFile(expected);
49
50  base::FilePath result = component_updater::GetLatestCldDataFile();
51  ASSERT_EQ(expected, result);
52}
53
54TEST_F(CldComponentInstallerTest, VerifyInstallation) {
55  // All files are created within a ScopedTempDir, which deletes all
56  // children when its destructor is called (at the end of each test).
57  ASSERT_FALSE(traits.VerifyInstallation(temp_dir_.path()));
58  const base::FilePath data_file_dir =
59      temp_dir_.path().Append(FILE_PATH_LITERAL("_platform_specific")).Append(
60          FILE_PATH_LITERAL("all"));
61  ASSERT_TRUE(base::CreateDirectory(data_file_dir));
62  const base::FilePath data_file =
63      data_file_dir.Append(chrome::kCLDDataFilename);
64  const std::string test_data("fake cld2 data file content here :)");
65  ASSERT_EQ(static_cast<int32>(test_data.length()),
66            base::WriteFile(data_file, test_data.c_str(), test_data.length()));
67  ASSERT_TRUE(traits.VerifyInstallation(temp_dir_.path()));
68}
69
70TEST_F(CldComponentInstallerTest, OnCustomInstall) {
71  const base::DictionaryValue manifest;
72  const base::FilePath install_dir;
73  // Sanity: shouldn't crash.
74  ASSERT_TRUE(traits.OnCustomInstall(manifest, install_dir));
75}
76
77TEST_F(CldComponentInstallerTest, GetInstalledPath) {
78  const base::FilePath base_dir;
79  const base::FilePath result =
80      CldComponentInstallerTraits::GetInstalledPath(base_dir);
81  ASSERT_TRUE(EndsWith(result.value(), chrome::kCLDDataFilename, true));
82}
83
84TEST_F(CldComponentInstallerTest, GetBaseDirectory) {
85  const base::FilePath result = traits.GetBaseDirectory();
86  ASSERT_FALSE(result.empty());
87}
88
89TEST_F(CldComponentInstallerTest, GetHash) {
90  std::vector<uint8> hash;
91  traits.GetHash(&hash);
92  ASSERT_EQ(static_cast<size_t>(32), hash.size());
93}
94
95TEST_F(CldComponentInstallerTest, GetName) {
96  ASSERT_FALSE(traits.GetName().empty());
97}
98
99TEST_F(CldComponentInstallerTest, ComponentReady) {
100  scoped_ptr<base::DictionaryValue> manifest;
101  const base::FilePath install_dir(FILE_PATH_LITERAL("/foo"));
102  const base::Version version("1.2.3.4");
103  traits.ComponentReady(version, install_dir, manifest.Pass());
104  base::FilePath result = component_updater::GetLatestCldDataFile();
105  ASSERT_TRUE(StartsWith(result.AsUTF16Unsafe(),
106                         install_dir.AsUTF16Unsafe(),
107                         true));
108  ASSERT_TRUE(EndsWith(result.value(), chrome::kCLDDataFilename, true));
109}
110
111}  // namespace component_updater
112