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      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/file_util.h"
      6 #include "base/path_service.h"
      7 #include "base/string_util.h"
      8 #include "base/values.h"
      9 #include "base/memory/scoped_temp_dir.h"
     10 #include "chrome/common/chrome_paths.h"
     11 #include "chrome/common/extensions/extension_constants.h"
     12 #include "chrome/common/extensions/extension_unpacker.h"
     13 #include "testing/gtest/include/gtest/gtest.h"
     14 #include "third_party/skia/include/core/SkBitmap.h"
     15 
     16 namespace errors = extension_manifest_errors;
     17 namespace keys = extension_manifest_keys;
     18 
     19 class ExtensionUnpackerTest : public testing::Test {
     20 public:
     21   void SetupUnpacker(const std::string& crx_name) {
     22     FilePath original_path;
     23     ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &original_path));
     24     original_path = original_path.AppendASCII("extensions")
     25         .AppendASCII("unpacker")
     26         .AppendASCII(crx_name);
     27     ASSERT_TRUE(file_util::PathExists(original_path)) << original_path.value();
     28 
     29     // Try bots won't let us write into DIR_TEST_DATA, so we have to create
     30     // a temp folder to play in.
     31     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     32 
     33     FilePath crx_path = temp_dir_.path().AppendASCII(crx_name);
     34     ASSERT_TRUE(file_util::CopyFile(original_path, crx_path)) <<
     35         "Original path " << original_path.value() <<
     36         ", Crx path " << crx_path.value();
     37 
     38     unpacker_.reset(new ExtensionUnpacker(crx_path));
     39   }
     40 
     41  protected:
     42   ScopedTempDir temp_dir_;
     43   scoped_ptr<ExtensionUnpacker> unpacker_;
     44 };
     45 
     46 TEST_F(ExtensionUnpackerTest, EmptyDefaultLocale) {
     47   SetupUnpacker("empty_default_locale.crx");
     48   EXPECT_FALSE(unpacker_->Run());
     49   EXPECT_EQ(errors::kInvalidDefaultLocale, unpacker_->error_message());
     50 }
     51 
     52 TEST_F(ExtensionUnpackerTest, HasDefaultLocaleMissingLocalesFolder) {
     53   SetupUnpacker("has_default_missing_locales.crx");
     54   EXPECT_FALSE(unpacker_->Run());
     55   EXPECT_EQ(errors::kLocalesTreeMissing, unpacker_->error_message());
     56 }
     57 
     58 TEST_F(ExtensionUnpackerTest, InvalidDefaultLocale) {
     59   SetupUnpacker("invalid_default_locale.crx");
     60   EXPECT_FALSE(unpacker_->Run());
     61   EXPECT_EQ(errors::kInvalidDefaultLocale, unpacker_->error_message());
     62 }
     63 
     64 TEST_F(ExtensionUnpackerTest, InvalidMessagesFile) {
     65   SetupUnpacker("invalid_messages_file.crx");
     66   EXPECT_FALSE(unpacker_->Run());
     67   EXPECT_TRUE(MatchPattern(unpacker_->error_message(),
     68     std::string("*_locales?en_US?messages.json: Line: 2, column: 3,"
     69                 " Dictionary keys must be quoted.")));
     70 }
     71 
     72 TEST_F(ExtensionUnpackerTest, MissingDefaultData) {
     73   SetupUnpacker("missing_default_data.crx");
     74   EXPECT_FALSE(unpacker_->Run());
     75   EXPECT_EQ(errors::kLocalesNoDefaultMessages, unpacker_->error_message());
     76 }
     77 
     78 TEST_F(ExtensionUnpackerTest, MissingDefaultLocaleHasLocalesFolder) {
     79   SetupUnpacker("missing_default_has_locales.crx");
     80   EXPECT_FALSE(unpacker_->Run());
     81   EXPECT_EQ(errors::kLocalesNoDefaultLocaleSpecified,
     82             unpacker_->error_message());
     83 }
     84 
     85 TEST_F(ExtensionUnpackerTest, MissingMessagesFile) {
     86   SetupUnpacker("missing_messages_file.crx");
     87   EXPECT_FALSE(unpacker_->Run());
     88   EXPECT_TRUE(MatchPattern(unpacker_->error_message(),
     89     errors::kLocalesMessagesFileMissing +
     90     std::string("*_locales?en_US?messages.json")));
     91 }
     92 
     93 TEST_F(ExtensionUnpackerTest, NoLocaleData) {
     94   SetupUnpacker("no_locale_data.crx");
     95   EXPECT_FALSE(unpacker_->Run());
     96   EXPECT_EQ(errors::kLocalesNoDefaultMessages, unpacker_->error_message());
     97 }
     98 
     99 TEST_F(ExtensionUnpackerTest, GoodL10n) {
    100   SetupUnpacker("good_l10n.crx");
    101   EXPECT_TRUE(unpacker_->Run());
    102   EXPECT_TRUE(unpacker_->error_message().empty());
    103   ASSERT_EQ(2U, unpacker_->parsed_catalogs()->size());
    104 }
    105 
    106 TEST_F(ExtensionUnpackerTest, NoL10n) {
    107   SetupUnpacker("no_l10n.crx");
    108   EXPECT_TRUE(unpacker_->Run());
    109   EXPECT_TRUE(unpacker_->error_message().empty());
    110   EXPECT_EQ(0U, unpacker_->parsed_catalogs()->size());
    111 }
    112