text: // Copyright (c) 2010 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #include "base/file_util.h"
  #include "base/path_service.h"
  #include "base/string_util.h"
  #include "base/values.h"
  #include "chrome/common/chrome_paths.h"
  #include "chrome/common/extensions/extension_constants.h"
  #include "chrome/common/extensions/extension_unpacker.h"
  #include "testing/gtest/include/gtest/gtest.h"
  #include "third_party/skia/include/core/SkBitmap.h"
  
  namespace errors = extension_manifest_errors;
  namespace keys = extension_manifest_keys;
  
  class ExtensionUnpackerTest : public testing::Test {
  public:
    void SetupUnpacker(const std::string& crx_name) {
      FilePath original_path;
      ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &original_path));
      original_path = original_path.AppendASCII("extensions")
          .AppendASCII("unpacker")
          .AppendASCII(crx_name);
      ASSERT_TRUE(file_util::PathExists(original_path)) << original_path.value();
  
      // Try bots won't let us write into DIR_TEST_DATA, so we have to create
      // a temp folder to play in.
      ASSERT_TRUE(PathService::Get(base::DIR_TEMP, &install_dir_));
      install_dir_ = install_dir_.AppendASCII("extension_unpacker_test");
      file_util::Delete(install_dir_, true);
      file_util::CreateDirectory(install_dir_);
  
      FilePath crx_path = install_dir_.AppendASCII(crx_name);
      ASSERT_TRUE(file_util::CopyFile(original_path, crx_path)) <<
          "Original path " << original_path.value() <<
          ", Crx path " << crx_path.value();
  
      unpacker_.reset(new ExtensionUnpacker(crx_path));
    }
  
    virtual void TearDown() {
      ASSERT_TRUE(file_util::Delete(install_dir_, true)) <<
          install_dir_.value();
    }
  
   protected:
    FilePath install_dir_;
    scoped_ptr<ExtensionUnpacker> unpacker_;
  };
  
  TEST_F(ExtensionUnpackerTest, EmptyDefaultLocale) {
    SetupUnpacker("empty_default_locale.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kInvalidDefaultLocale, unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, HasDefaultLocaleMissingLocalesFolder) {
    SetupUnpacker("has_default_missing_locales.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kLocalesTreeMissing, unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, InvalidDefaultLocale) {
    SetupUnpacker("invalid_default_locale.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kInvalidDefaultLocale, unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, InvalidMessagesFile) {
    SetupUnpacker("invalid_messages_file.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_TRUE(MatchPattern(unpacker_->error_message(),
      std::string("*_locales?en_US?messages.json: Line: 2, column: 3,"
                  " Dictionary keys must be quoted.")));
  }
  
  TEST_F(ExtensionUnpackerTest, MissingDefaultData) {
    SetupUnpacker("missing_default_data.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kLocalesNoDefaultMessages, unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, MissingDefaultLocaleHasLocalesFolder) {
    SetupUnpacker("missing_default_has_locales.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kLocalesNoDefaultLocaleSpecified,
              unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, MissingMessagesFile) {
    SetupUnpacker("missing_messages_file.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_TRUE(MatchPattern(unpacker_->error_message(),
      errors::kLocalesMessagesFileMissing +
      std::string("*_locales?en_US?messages.json")));
  }
  
  TEST_F(ExtensionUnpackerTest, NoLocaleData) {
    SetupUnpacker("no_locale_data.crx");
    EXPECT_FALSE(unpacker_->Run());
    EXPECT_EQ(errors::kLocalesNoDefaultMessages, unpacker_->error_message());
  }
  
  TEST_F(ExtensionUnpackerTest, GoodL10n) {
    SetupUnpacker("good_l10n.crx");
    EXPECT_TRUE(unpacker_->Run());
    EXPECT_TRUE(unpacker_->error_message().empty());
    ASSERT_EQ(2U, unpacker_->parsed_catalogs()->size());
  }
  
  TEST_F(ExtensionUnpackerTest, NoL10n) {
    SetupUnpacker("no_l10n.crx");
    EXPECT_TRUE(unpacker_->Run());
    EXPECT_TRUE(unpacker_->error_message().empty());
    EXPECT_EQ(0U, unpacker_->parsed_catalogs()->size());
  }
  