chrome/browser/component_updater/test/component_patcher_unittest.cc

   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 "base/bind.h"
   6 #include "base/compiler_specific.h"
   7 #include "base/file_util.h"
   8 #include "base/files/file_path.h"
   9 #include "base/files/scoped_temp_dir.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "base/path_service.h"
  12 #include "base/run_loop.h"
  13 #include "base/values.h"
  14 #include "chrome/browser/component_updater/component_patcher.h"
  15 #include "chrome/browser/component_updater/component_patcher_operation.h"
  16 #include "chrome/browser/component_updater/component_updater_service.h"
  17 #include "chrome/browser/component_updater/test/component_patcher_unittest.h"
  18 #include "chrome/browser/component_updater/test/test_installer.h"
  19 #include "chrome/common/chrome_paths.h"
  20 #include "content/public/browser/browser_thread.h"
  21 #include "courgette/courgette.h"
  22 #include "courgette/third_party/bsdiff.h"
  23 #include "testing/gtest/include/gtest/gtest.h"
  24
  25 namespace {
  26
  27 class TestCallback {
  28  public:
  29   TestCallback();
  30   virtual ~TestCallback() {}
  31   void Set(component_updater::ComponentUnpacker::Error error, int extra_code);
  32
  33   int error_;
  34   int extra_code_;
  35   bool called_;
  36
  37  private:
  38   DISALLOW_COPY_AND_ASSIGN(TestCallback);
  39 };
  40
  41 TestCallback::TestCallback() : error_(-1), extra_code_(-1), called_(false) {
  42 }
  43
  44 void TestCallback::Set(component_updater::ComponentUnpacker::Error error,
  45                        int extra_code) {
  46   error_ = error;
  47   extra_code_ = extra_code;
  48   called_ = true;
  49 }
  50
  51 }  // namespace
  52
  53 namespace component_updater {
  54
  55 namespace {
  56
  57 base::FilePath test_file(const char* file) {
  58   base::FilePath path;
  59   PathService::Get(chrome::DIR_TEST_DATA, &path);
  60   return path.AppendASCII("components").AppendASCII(file);
  61 }
  62
  63 }  // namespace
  64
  65 ComponentPatcherOperationTest::ComponentPatcherOperationTest() {
  66   EXPECT_TRUE(unpack_dir_.CreateUniqueTempDir());
  67   EXPECT_TRUE(input_dir_.CreateUniqueTempDir());
  68   EXPECT_TRUE(installed_dir_.CreateUniqueTempDir());
  69   installer_.reset(new ReadOnlyTestInstaller(installed_dir_.path()));
  70   task_runner_ = content::BrowserThread::GetMessageLoopProxyForThread(
  71       content::BrowserThread::FILE);
  72 }
  73
  74 ComponentPatcherOperationTest::~ComponentPatcherOperationTest() {
  75 }
  76
  77 // Verify that a 'create' delta update operation works correctly.
  78 TEST_F(ComponentPatcherOperationTest, CheckCreateOperation) {
  79   EXPECT_TRUE(base::CopyFile(
  80       test_file("binary_output.bin"),
  81       input_dir_.path().Append(FILE_PATH_LITERAL("binary_output.bin"))));
  82
  83   scoped_ptr<base::DictionaryValue> command_args(new base::DictionaryValue());
  84   command_args->SetString("output", "output.bin");
  85   command_args->SetString("sha256", binary_output_hash);
  86   command_args->SetString("op", "create");
  87   command_args->SetString("patch", "binary_output.bin");
  88
  89   TestCallback callback;
  90   scoped_refptr<DeltaUpdateOp> op = new DeltaUpdateOpCreate();
  91   op->Run(command_args.get(),
  92           input_dir_.path(),
  93           unpack_dir_.path(),
  94           NULL,
  95           true,
  96           base::Bind(&TestCallback::Set, base::Unretained(&callback)),
  97           task_runner_);
  98   base::RunLoop().RunUntilIdle();
  99
 100   EXPECT_EQ(true, callback.called_);
 101   EXPECT_EQ(ComponentUnpacker::kNone, callback.error_);
 102   EXPECT_EQ(0, callback.extra_code_);
 103   EXPECT_TRUE(base::ContentsEqual(
 104       unpack_dir_.path().Append(FILE_PATH_LITERAL("output.bin")),
 105       test_file("binary_output.bin")));
 106 }
 107
 108 // Verify that a 'copy' delta update operation works correctly.
 109 TEST_F(ComponentPatcherOperationTest, CheckCopyOperation) {
 110   EXPECT_TRUE(base::CopyFile(
 111       test_file("binary_output.bin"),
 112       installed_dir_.path().Append(FILE_PATH_LITERAL("binary_output.bin"))));
 113
 114   scoped_ptr<base::DictionaryValue> command_args(new base::DictionaryValue());
 115   command_args->SetString("output", "output.bin");
 116   command_args->SetString("sha256", binary_output_hash);
 117   command_args->SetString("op", "copy");
 118   command_args->SetString("input", "binary_output.bin");
 119
 120   TestCallback callback;
 121   scoped_refptr<DeltaUpdateOp> op = new DeltaUpdateOpCopy();
 122   op->Run(command_args.get(),
 123           input_dir_.path(),
 124           unpack_dir_.path(),
 125           installer_.get(),
 126           true,
 127           base::Bind(&TestCallback::Set, base::Unretained(&callback)),
 128           task_runner_);
 129   base::RunLoop().RunUntilIdle();
 130
 131   EXPECT_EQ(true, callback.called_);
 132   EXPECT_EQ(ComponentUnpacker::kNone, callback.error_);
 133   EXPECT_EQ(0, callback.extra_code_);
 134   EXPECT_TRUE(base::ContentsEqual(
 135       unpack_dir_.path().Append(FILE_PATH_LITERAL("output.bin")),
 136       test_file("binary_output.bin")));
 137 }
 138
 139 // Verify that a 'courgette' delta update operation works correctly.
 140 TEST_F(ComponentPatcherOperationTest, CheckCourgetteOperation) {
 141   EXPECT_TRUE(base::CopyFile(
 142       test_file("binary_input.bin"),
 143       installed_dir_.path().Append(FILE_PATH_LITERAL("binary_input.bin"))));
 144   EXPECT_TRUE(base::CopyFile(test_file("binary_courgette_patch.bin"),
 145                              input_dir_.path().Append(FILE_PATH_LITERAL(
 146                                  "binary_courgette_patch.bin"))));
 147
 148   scoped_ptr<base::DictionaryValue> command_args(new base::DictionaryValue());
 149   command_args->SetString("output", "output.bin");
 150   command_args->SetString("sha256", binary_output_hash);
 151   command_args->SetString("op", "courgette");
 152   command_args->SetString("input", "binary_input.bin");
 153   command_args->SetString("patch", "binary_courgette_patch.bin");
 154
 155   TestCallback callback;
 156   scoped_refptr<DeltaUpdateOp> op = CreateDeltaUpdateOp("courgette");
 157   op->Run(command_args.get(),
 158           input_dir_.path(),
 159           unpack_dir_.path(),
 160           installer_.get(),
 161           true,
 162           base::Bind(&TestCallback::Set, base::Unretained(&callback)),
 163           task_runner_);
 164   base::RunLoop().RunUntilIdle();
 165
 166   EXPECT_EQ(true, callback.called_);
 167   EXPECT_EQ(ComponentUnpacker::kNone, callback.error_);
 168   EXPECT_EQ(0, callback.extra_code_);
 169   EXPECT_TRUE(base::ContentsEqual(
 170       unpack_dir_.path().Append(FILE_PATH_LITERAL("output.bin")),
 171       test_file("binary_output.bin")));
 172 }
 173
 174 // Verify that a 'bsdiff' delta update operation works correctly.
 175 TEST_F(ComponentPatcherOperationTest, CheckBsdiffOperation) {
 176   EXPECT_TRUE(base::CopyFile(
 177       test_file("binary_input.bin"),
 178       installed_dir_.path().Append(FILE_PATH_LITERAL("binary_input.bin"))));
 179   EXPECT_TRUE(base::CopyFile(
 180       test_file("binary_bsdiff_patch.bin"),
 181       input_dir_.path().Append(FILE_PATH_LITERAL("binary_bsdiff_patch.bin"))));
 182
 183   scoped_ptr<base::DictionaryValue> command_args(new base::DictionaryValue());
 184   command_args->SetString("output", "output.bin");
 185   command_args->SetString("sha256", binary_output_hash);
 186   command_args->SetString("op", "courgette");
 187   command_args->SetString("input", "binary_input.bin");
 188   command_args->SetString("patch", "binary_bsdiff_patch.bin");
 189
 190   TestCallback callback;
 191   scoped_refptr<DeltaUpdateOp> op = CreateDeltaUpdateOp("bsdiff");
 192   op->Run(command_args.get(),
 193           input_dir_.path(),
 194           unpack_dir_.path(),
 195           installer_.get(),
 196           true,
 197           base::Bind(&TestCallback::Set, base::Unretained(&callback)),
 198           task_runner_);
 199   base::RunLoop().RunUntilIdle();
 200
 201   EXPECT_EQ(true, callback.called_);
 202   EXPECT_EQ(ComponentUnpacker::kNone, callback.error_);
 203   EXPECT_EQ(0, callback.extra_code_);
 204   EXPECT_TRUE(base::ContentsEqual(
 205       unpack_dir_.path().Append(FILE_PATH_LITERAL("output.bin")),
 206       test_file("binary_output.bin")));
 207 }
 208
 209 }  // namespace component_updater