Move CrxFile, FileReader, ExtensionResource to src/extensions.

chrome/common/extensions/extension_resource_unittest.cc

-// Copyright (c) 2012 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 <algorithm>
-
-#include "base/file_util.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/path_service.h"
-#include "chrome/common/chrome_paths.h"
-#include "chrome/common/extensions/extension.h"
-#include "chrome/common/extensions/extension_l10n_util.h"
-#include "chrome/common/extensions/extension_resource.h"
-#include "chrome/common/extensions/extension_test_util.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/base/l10n/l10n_util.h"
-
-TEST(ExtensionResourceTest, CreateEmptyResource) {
-  ExtensionResource resource;
-
-  EXPECT_TRUE(resource.extension_root().empty());
-  EXPECT_TRUE(resource.relative_path().empty());
-  EXPECT_TRUE(resource.GetFilePath().empty());
-}
-
-const base::FilePath::StringType ToLower(
-    const base::FilePath::StringType& in_str) {
-  base::FilePath::StringType str(in_str);
-  std::transform(str.begin(), str.end(), str.begin(), tolower);
-  return str;
-}
-
-TEST(ExtensionResourceTest, CreateWithMissingResourceOnDisk) {
-  base::FilePath root_path;
-  ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &root_path));
-  base::FilePath relative_path;
-  relative_path = relative_path.AppendASCII("cira.js");
-  std::string extension_id = extension_test_util::MakeId("test");
-  ExtensionResource resource(extension_id, root_path, relative_path);
-
-  // The path doesn't exist on disk, we will be returned an empty path.
-  EXPECT_EQ(root_path.value(), resource.extension_root().value());
-  EXPECT_EQ(relative_path.value(), resource.relative_path().value());
-  EXPECT_TRUE(resource.GetFilePath().empty());
-}
-
-TEST(ExtensionResourceTest, ResourcesOutsideOfPath) {
-  base::ScopedTempDir temp;
-  ASSERT_TRUE(temp.CreateUniqueTempDir());
-
-  base::FilePath inner_dir = temp.path().AppendASCII("directory");
-  ASSERT_TRUE(file_util::CreateDirectory(inner_dir));
-  base::FilePath sub_dir = inner_dir.AppendASCII("subdir");
-  ASSERT_TRUE(file_util::CreateDirectory(sub_dir));
-  base::FilePath inner_file = inner_dir.AppendASCII("inner");
-  base::FilePath outer_file = temp.path().AppendASCII("outer");
-  ASSERT_TRUE(file_util::WriteFile(outer_file, "X", 1));
-  ASSERT_TRUE(file_util::WriteFile(inner_file, "X", 1));
-  std::string extension_id = extension_test_util::MakeId("test");
-
-#if defined(OS_POSIX)
-  base::FilePath symlink_file = inner_dir.AppendASCII("symlink");
-  file_util::CreateSymbolicLink(
-      base::FilePath().AppendASCII("..").AppendASCII("outer"),
-      symlink_file);
-#endif
-
-  // A non-packing extension should be able to access the file within the
-  // directory.
-  ExtensionResource r1(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("inner"));
-  EXPECT_FALSE(r1.GetFilePath().empty());
-
-  // ... but not a relative path that walks out of |inner_dir|.
-  ExtensionResource r2(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("..").AppendASCII("outer"));
-  EXPECT_TRUE(r2.GetFilePath().empty());
-
-  // A packing extension should also be able to access the file within the
-  // directory.
-  ExtensionResource r3(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("inner"));
-  r3.set_follow_symlinks_anywhere();
-  EXPECT_FALSE(r3.GetFilePath().empty());
-
-  // ... but, again, not a relative path that walks out of |inner_dir|.
-  ExtensionResource r4(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("..").AppendASCII("outer"));
-  r4.set_follow_symlinks_anywhere();
-  EXPECT_TRUE(r4.GetFilePath().empty());
-
-  // ... and not even when clever current-directory syntax is present. Note
-  // that the path for this test case can't start with the current directory
-  // component due to quirks in FilePath::Append(), and the path must exist.
-  ExtensionResource r4a(
-      extension_id, inner_dir,
-      base::FilePath().AppendASCII("subdir").AppendASCII(".").AppendASCII("..").
-      AppendASCII("..").AppendASCII("outer"));
-  r4a.set_follow_symlinks_anywhere();
-  EXPECT_TRUE(r4a.GetFilePath().empty());
-
-#if defined(OS_POSIX)
-  // The non-packing extension should also not be able to access a resource that
-  // symlinks out of the directory.
-  ExtensionResource r5(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("symlink"));
-  EXPECT_TRUE(r5.GetFilePath().empty());
-
-  // ... but a packing extension can.
-  ExtensionResource r6(extension_id, inner_dir,
-                       base::FilePath().AppendASCII("symlink"));
-  r6.set_follow_symlinks_anywhere();
-  EXPECT_FALSE(r6.GetFilePath().empty());
-#endif
-}
-
-TEST(ExtensionResourceTest, CreateWithAllResourcesOnDisk) {
-  base::ScopedTempDir temp;
-  ASSERT_TRUE(temp.CreateUniqueTempDir());
-
-  // Create resource in the extension root.
-  const char* filename = "res.ico";
-  base::FilePath root_resource = temp.path().AppendASCII(filename);
-  std::string data = "some foo";
-  ASSERT_TRUE(file_util::WriteFile(root_resource, data.c_str(), data.length()));
-
-  // Create l10n resources (for current locale and its parents).
-  base::FilePath l10n_path =
-      temp.path().Append(extensions::Extension::kLocaleFolder);
-  ASSERT_TRUE(file_util::CreateDirectory(l10n_path));
-
-  std::vector<std::string> locales;
-  l10n_util::GetParentLocales(l10n_util::GetApplicationLocale(""), &locales);
-  ASSERT_FALSE(locales.empty());
-  for (size_t i = 0; i < locales.size(); i++) {
-    base::FilePath make_path;
-    make_path = l10n_path.AppendASCII(locales[i]);
-    ASSERT_TRUE(file_util::CreateDirectory(make_path));
-    ASSERT_TRUE(file_util::WriteFile(make_path.AppendASCII(filename),
-        data.c_str(), data.length()));
-  }
-
-  base::FilePath path;
-  std::string extension_id = extension_test_util::MakeId("test");
-  ExtensionResource resource(extension_id, temp.path(),
-                             base::FilePath().AppendASCII(filename));
-  base::FilePath resolved_path = resource.GetFilePath();
-
-  base::FilePath expected_path;
-  // Expect default path only, since fallback logic is disabled.
-  // See http://crbug.com/27359.
-  expected_path = root_resource;
-  ASSERT_TRUE(file_util::AbsolutePath(&expected_path));
-
-  EXPECT_EQ(ToLower(expected_path.value()), ToLower(resolved_path.value()));
-  EXPECT_EQ(ToLower(temp.path().value()),
-            ToLower(resource.extension_root().value()));
-  EXPECT_EQ(ToLower(base::FilePath().AppendASCII(filename).value()),
-            ToLower(resource.relative_path().value()));
-}