extensions/common/file_util_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 "extensions/common/file_util.h"
   6
   7 #include "base/basictypes.h"
   8 #include "base/files/file_util.h"
   9 #include "base/files/scoped_temp_dir.h"
  10 #include "base/json/json_string_value_serializer.h"
  11 #include "base/path_service.h"
  12 #include "base/strings/stringprintf.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "extensions/common/constants.h"
  15 #include "extensions/common/extension.h"
  16 #include "extensions/common/extension_paths.h"
  17 #include "extensions/common/manifest.h"
  18 #include "extensions/common/manifest_constants.h"
  19 #include "grit/extensions_strings.h"
  20 #include "testing/gmock/include/gmock/gmock.h"
  21 #include "testing/gtest/include/gtest/gtest.h"
  22 #include "ui/base/l10n/l10n_util.h"
  23 #include "url/gurl.h"
  24
  25 namespace extensions {
  26
  27 namespace {
  28
  29 scoped_refptr<Extension> LoadExtensionManifest(
  30     base::DictionaryValue* manifest,
  31     const base::FilePath& manifest_dir,
  32     Manifest::Location location,
  33     int extra_flags,
  34     std::string* error) {
  35   scoped_refptr<Extension> extension =
  36       Extension::Create(manifest_dir, location, *manifest, extra_flags, error);
  37   return extension;
  38 }
  39
  40 scoped_refptr<Extension> LoadExtensionManifest(
  41     const std::string& manifest_value,
  42     const base::FilePath& manifest_dir,
  43     Manifest::Location location,
  44     int extra_flags,
  45     std::string* error) {
  46   JSONStringValueSerializer serializer(manifest_value);
  47   scoped_ptr<base::Value> result(serializer.Deserialize(NULL, error));
  48   if (!result.get())
  49     return NULL;
  50   CHECK_EQ(base::Value::TYPE_DICTIONARY, result->GetType());
  51   return LoadExtensionManifest(
  52       static_cast<base::DictionaryValue*>(result.get()),
  53       manifest_dir,
  54       location,
  55       extra_flags,
  56       error);
  57 }
  58
  59 }  // namespace
  60
  61 typedef testing::Test FileUtilTest;
  62
  63 TEST_F(FileUtilTest, InstallUninstallGarbageCollect) {
  64   base::ScopedTempDir temp;
  65   ASSERT_TRUE(temp.CreateUniqueTempDir());
  66
  67   // Create a source extension.
  68   std::string extension_id("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
  69   std::string version("1.0");
  70   base::FilePath src = temp.path().AppendASCII(extension_id);
  71   ASSERT_TRUE(base::CreateDirectory(src));
  72
  73   // Create a extensions tree.
  74   base::FilePath all_extensions = temp.path().AppendASCII("extensions");
  75   ASSERT_TRUE(base::CreateDirectory(all_extensions));
  76
  77   // Install in empty directory. Should create parent directories as needed.
  78   base::FilePath version_1 =
  79       file_util::InstallExtension(src, extension_id, version, all_extensions);
  80   ASSERT_EQ(
  81       version_1.value(),
  82       all_extensions.AppendASCII(extension_id).AppendASCII("1.0_0").value());
  83   ASSERT_TRUE(base::DirectoryExists(version_1));
  84
  85   // Should have moved the source.
  86   ASSERT_FALSE(base::DirectoryExists(src));
  87
  88   // Install again. Should create a new one with different name.
  89   ASSERT_TRUE(base::CreateDirectory(src));
  90   base::FilePath version_2 =
  91       file_util::InstallExtension(src, extension_id, version, all_extensions);
  92   ASSERT_EQ(
  93       version_2.value(),
  94       all_extensions.AppendASCII(extension_id).AppendASCII("1.0_1").value());
  95   ASSERT_TRUE(base::DirectoryExists(version_2));
  96
  97   // Should have moved the source.
  98   ASSERT_FALSE(base::DirectoryExists(src));
  99
 100   // Install yet again. Should create a new one with a different name.
 101   ASSERT_TRUE(base::CreateDirectory(src));
 102   base::FilePath version_3 =
 103       file_util::InstallExtension(src, extension_id, version, all_extensions);
 104   ASSERT_EQ(
 105       version_3.value(),
 106       all_extensions.AppendASCII(extension_id).AppendASCII("1.0_2").value());
 107   ASSERT_TRUE(base::DirectoryExists(version_3));
 108
 109   // Uninstall. Should remove entire extension subtree.
 110   file_util::UninstallExtension(all_extensions, extension_id);
 111   ASSERT_FALSE(base::DirectoryExists(version_1.DirName()));
 112   ASSERT_FALSE(base::DirectoryExists(version_2.DirName()));
 113   ASSERT_FALSE(base::DirectoryExists(version_3.DirName()));
 114   ASSERT_TRUE(base::DirectoryExists(all_extensions));
 115 }
 116
 117 TEST_F(FileUtilTest, LoadExtensionWithValidLocales) {
 118   base::FilePath install_dir;
 119   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &install_dir));
 120   install_dir = install_dir.AppendASCII("extension_with_locales");
 121
 122   std::string error;
 123   scoped_refptr<Extension> extension(file_util::LoadExtension(
 124       install_dir, Manifest::UNPACKED, Extension::NO_FLAGS, &error));
 125   ASSERT_TRUE(extension.get() != NULL);
 126   EXPECT_EQ("The first extension that I made.", extension->description());
 127 }
 128
 129 TEST_F(FileUtilTest, LoadExtensionWithoutLocalesFolder) {
 130   base::FilePath install_dir;
 131   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &install_dir));
 132   install_dir = install_dir.AppendASCII("extension_without_locales");
 133
 134   std::string error;
 135   scoped_refptr<Extension> extension(file_util::LoadExtension(
 136       install_dir, Manifest::UNPACKED, Extension::NO_FLAGS, &error));
 137   ASSERT_FALSE(extension.get() == NULL);
 138   EXPECT_TRUE(error.empty());
 139 }
 140
 141 TEST_F(FileUtilTest, CheckIllegalFilenamesNoUnderscores) {
 142   base::ScopedTempDir temp;
 143   ASSERT_TRUE(temp.CreateUniqueTempDir());
 144
 145   base::FilePath src_path = temp.path().AppendASCII("some_dir");
 146   ASSERT_TRUE(base::CreateDirectory(src_path));
 147
 148   std::string data = "{ \"name\": { \"message\": \"foobar\" } }";
 149   ASSERT_TRUE(base::WriteFile(
 150       src_path.AppendASCII("some_file.txt"), data.c_str(), data.length()));
 151   std::string error;
 152   EXPECT_TRUE(file_util::CheckForIllegalFilenames(temp.path(), &error));
 153 }
 154
 155 TEST_F(FileUtilTest, CheckIllegalFilenamesOnlyReserved) {
 156   base::ScopedTempDir temp;
 157   ASSERT_TRUE(temp.CreateUniqueTempDir());
 158
 159   const base::FilePath::CharType* folders[] = {
 160       extensions::kLocaleFolder, extensions::kPlatformSpecificFolder};
 161
 162   for (size_t i = 0; i < arraysize(folders); i++) {
 163     base::FilePath src_path = temp.path().Append(folders[i]);
 164     ASSERT_TRUE(base::CreateDirectory(src_path));
 165   }
 166
 167   std::string error;
 168   EXPECT_TRUE(file_util::CheckForIllegalFilenames(temp.path(), &error));
 169 }
 170
 171 TEST_F(FileUtilTest, CheckIllegalFilenamesReservedAndIllegal) {
 172   base::ScopedTempDir temp;
 173   ASSERT_TRUE(temp.CreateUniqueTempDir());
 174
 175   base::FilePath src_path = temp.path().Append(extensions::kLocaleFolder);
 176   ASSERT_TRUE(base::CreateDirectory(src_path));
 177
 178   src_path = temp.path().AppendASCII("_some_dir");
 179   ASSERT_TRUE(base::CreateDirectory(src_path));
 180
 181   std::string error;
 182   EXPECT_FALSE(file_util::CheckForIllegalFilenames(temp.path(), &error));
 183 }
 184
 185 TEST_F(FileUtilTest, LoadExtensionGivesHelpfullErrorOnMissingManifest) {
 186   base::FilePath install_dir;
 187   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &install_dir));
 188   install_dir =
 189       install_dir.AppendASCII("file_util").AppendASCII("missing_manifest");
 190
 191   std::string error;
 192   scoped_refptr<Extension> extension(file_util::LoadExtension(
 193       install_dir, Manifest::UNPACKED, Extension::NO_FLAGS, &error));
 194   ASSERT_TRUE(extension.get() == NULL);
 195   ASSERT_FALSE(error.empty());
 196   ASSERT_STREQ("Manifest file is missing or unreadable.", error.c_str());
 197 }
 198
 199 TEST_F(FileUtilTest, LoadExtensionGivesHelpfullErrorOnBadManifest) {
 200   base::FilePath install_dir;
 201   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &install_dir));
 202   install_dir =
 203       install_dir.AppendASCII("file_util").AppendASCII("bad_manifest");
 204
 205   std::string error;
 206   scoped_refptr<Extension> extension(file_util::LoadExtension(
 207       install_dir, Manifest::UNPACKED, Extension::NO_FLAGS, &error));
 208   ASSERT_TRUE(extension.get() == NULL);
 209   ASSERT_FALSE(error.empty());
 210   ASSERT_STREQ(
 211       "Manifest is not valid JSON.  "
 212       "Line: 2, column: 16, Syntax error.",
 213       error.c_str());
 214 }
 215
 216 TEST_F(FileUtilTest, ValidateThemeUTF8) {
 217   base::ScopedTempDir temp;
 218   ASSERT_TRUE(temp.CreateUniqueTempDir());
 219
 220   // "aeo" with accents. Use http://0xcc.net/jsescape/ to decode them.
 221   std::string non_ascii_file = "\xC3\xA0\xC3\xA8\xC3\xB2.png";
 222   base::FilePath non_ascii_path =
 223       temp.path().Append(base::FilePath::FromUTF8Unsafe(non_ascii_file));
 224   base::WriteFile(non_ascii_path, "", 0);
 225
 226   std::string kManifest = base::StringPrintf(
 227       "{ \"name\": \"Test\", \"version\": \"1.0\", "
 228       "  \"theme\": { \"images\": { \"theme_frame\": \"%s\" } }"
 229       "}",
 230       non_ascii_file.c_str());
 231   std::string error;
 232   scoped_refptr<Extension> extension = LoadExtensionManifest(
 233       kManifest, temp.path(), Manifest::UNPACKED, 0, &error);
 234   ASSERT_TRUE(extension.get()) << error;
 235
 236   std::vector<extensions::InstallWarning> warnings;
 237   EXPECT_TRUE(file_util::ValidateExtension(extension.get(), &error, &warnings))
 238       << error;
 239   EXPECT_EQ(0U, warnings.size());
 240 }
 241
 242 TEST_F(FileUtilTest, BackgroundScriptsMustExist) {
 243   base::ScopedTempDir temp;
 244   ASSERT_TRUE(temp.CreateUniqueTempDir());
 245
 246   scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
 247   value->SetString("name", "test");
 248   value->SetString("version", "1");
 249   value->SetInteger("manifest_version", 1);
 250
 251   base::ListValue* scripts = new base::ListValue();
 252   scripts->Append(new base::StringValue("foo.js"));
 253   value->Set("background.scripts", scripts);
 254
 255   std::string error;
 256   std::vector<extensions::InstallWarning> warnings;
 257   scoped_refptr<Extension> extension = LoadExtensionManifest(
 258       value.get(), temp.path(), Manifest::UNPACKED, 0, &error);
 259   ASSERT_TRUE(extension.get()) << error;
 260
 261   EXPECT_FALSE(
 262       file_util::ValidateExtension(extension.get(), &error, &warnings));
 263   EXPECT_EQ(
 264       l10n_util::GetStringFUTF8(IDS_EXTENSION_LOAD_BACKGROUND_SCRIPT_FAILED,
 265                                 base::ASCIIToUTF16("foo.js")),
 266       error);
 267   EXPECT_EQ(0U, warnings.size());
 268
 269   scripts->Clear();
 270   scripts->Append(new base::StringValue("http://google.com/foo.js"));
 271
 272   extension = LoadExtensionManifest(
 273       value.get(), temp.path(), Manifest::UNPACKED, 0, &error);
 274   ASSERT_TRUE(extension.get()) << error;
 275
 276   warnings.clear();
 277   EXPECT_FALSE(
 278       file_util::ValidateExtension(extension.get(), &error, &warnings));
 279   EXPECT_EQ(
 280       l10n_util::GetStringFUTF8(IDS_EXTENSION_LOAD_BACKGROUND_SCRIPT_FAILED,
 281                                 base::ASCIIToUTF16("http://google.com/foo.js")),
 282       error);
 283   EXPECT_EQ(0U, warnings.size());
 284 }
 285
 286 // Private key, generated by Chrome specifically for this test, and
 287 // never used elsewhere.
 288 const char private_key[] =
 289     "-----BEGIN PRIVATE KEY-----\n"
 290     "MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAKt02SR0FYaYy6fpW\n"
 291     "MAA+kU1BgK3d+OmmWfdr+JATIjhRkyeSF4lTd/71JQsyKqPzYkQPi3EeROWM+goTv\n"
 292     "EhJqq07q63BolpsFmlV+S4ny+sBA2B4aWwRYXlBWikdrQSA0mJMzvEHc6nKzBgXik\n"
 293     "QSVbyyBNAsxlDB9WaCxRVOpK3AgMBAAECgYBGvSPlrVtAOAQ2V8j9FqorKZA8SLPX\n"
 294     "IeJC/yzU3RB2nPMjI17aMOvrUHxJUhzMeh4jwabVvSzzDtKFozPGupW3xaI8sQdi2\n"
 295     "WWMTQIk/Q9HHDWoQ9qA6SwX2qWCc5SyjCKqVp78ye+000kqTJYjBsDgXeAlzKcx2B\n"
 296     "4GAAeWonDdkQJBANNb8wrqNWFn7DqyQTfELzcRTRnqQ/r1pdeJo6obzbnwGnlqe3t\n"
 297     "KhLjtJNIGrQg5iC0OVLWFuvPJs0t3z62A1ckCQQDPq2JZuwTwu5Pl4DJ0r9O1FdqN\n"
 298     "JgqPZyMptokCDQ3khLLGakIu+TqB9YtrzI69rJMSG2Egb+6McaDX+dh3XmR/AkB9t\n"
 299     "xJf6qDnmA2td/tMtTc0NOk8Qdg/fD8xbZ/YfYMnVoYYs9pQoilBaWRePDRNURMLYZ\n"
 300     "vHAI0Llmw7tj7jv17pAkEAz44uXRpjRKtllUIvi5pUENAHwDz+HvdpGH68jpU3hmb\n"
 301     "uOwrmnQYxaMReFV68Z2w9DcLZn07f7/R9Wn72z89CxwJAFsDoNaDes4h48bX7plct\n"
 302     "s9ACjmTwcCigZjN2K7AGv7ntCLF3DnV5dK0dTHNaAdD3SbY3jl29Rk2CwiURSX6Ee\n"
 303     "g==\n"
 304     "-----END PRIVATE KEY-----\n";
 305
 306 TEST_F(FileUtilTest, FindPrivateKeyFiles) {
 307   base::ScopedTempDir temp;
 308   ASSERT_TRUE(temp.CreateUniqueTempDir());
 309
 310   base::FilePath src_path = temp.path().AppendASCII("some_dir");
 311   ASSERT_TRUE(base::CreateDirectory(src_path));
 312
 313   ASSERT_TRUE(base::WriteFile(
 314       src_path.AppendASCII("a_key.pem"), private_key, arraysize(private_key)));
 315   ASSERT_TRUE(base::WriteFile(src_path.AppendASCII("second_key.pem"),
 316                               private_key,
 317                               arraysize(private_key)));
 318   // Shouldn't find a key with a different extension.
 319   ASSERT_TRUE(base::WriteFile(src_path.AppendASCII("key.diff_ext"),
 320                               private_key,
 321                               arraysize(private_key)));
 322   // Shouldn't find a key that isn't parsable.
 323   ASSERT_TRUE(base::WriteFile(src_path.AppendASCII("unparsable_key.pem"),
 324                               private_key,
 325                               arraysize(private_key) - 30));
 326   std::vector<base::FilePath> private_keys =
 327       file_util::FindPrivateKeyFiles(temp.path());
 328   EXPECT_EQ(2U, private_keys.size());
 329   EXPECT_THAT(private_keys,
 330               testing::Contains(src_path.AppendASCII("a_key.pem")));
 331   EXPECT_THAT(private_keys,
 332               testing::Contains(src_path.AppendASCII("second_key.pem")));
 333 }
 334
 335 TEST_F(FileUtilTest, WarnOnPrivateKey) {
 336   base::ScopedTempDir temp;
 337   ASSERT_TRUE(temp.CreateUniqueTempDir());
 338
 339   base::FilePath ext_path = temp.path().AppendASCII("ext_root");
 340   ASSERT_TRUE(base::CreateDirectory(ext_path));
 341
 342   const char manifest[] =
 343       "{\n"
 344       "  \"name\": \"Test Extension\",\n"
 345       "  \"version\": \"1.0\",\n"
 346       "  \"manifest_version\": 2,\n"
 347       "  \"description\": \"The first extension that I made.\"\n"
 348       "}\n";
 349   ASSERT_TRUE(base::WriteFile(
 350       ext_path.AppendASCII("manifest.json"), manifest, strlen(manifest)));
 351   ASSERT_TRUE(base::WriteFile(
 352       ext_path.AppendASCII("a_key.pem"), private_key, strlen(private_key)));
 353
 354   std::string error;
 355   scoped_refptr<Extension> extension(
 356       file_util::LoadExtension(ext_path,
 357                                "the_id",
 358                                Manifest::EXTERNAL_PREF,
 359                                Extension::NO_FLAGS,
 360                                &error));
 361   ASSERT_TRUE(extension.get()) << error;
 362   ASSERT_EQ(1u, extension->install_warnings().size());
 363   EXPECT_THAT(extension->install_warnings(),
 364               testing::ElementsAre(testing::Field(
 365                   &extensions::InstallWarning::message,
 366                   testing::ContainsRegex(
 367                       "extension includes the key file.*ext_root.a_key.pem"))));
 368
 369   // Turn the warning into an error with ERROR_ON_PRIVATE_KEY.
 370   extension = file_util::LoadExtension(ext_path,
 371                                        "the_id",
 372                                        Manifest::EXTERNAL_PREF,
 373                                        Extension::ERROR_ON_PRIVATE_KEY,
 374                                        &error);
 375   EXPECT_FALSE(extension.get());
 376   EXPECT_THAT(error,
 377               testing::ContainsRegex(
 378                   "extension includes the key file.*ext_root.a_key.pem"));
 379 }
 380
 381 TEST_F(FileUtilTest, CheckZeroLengthIconFile) {
 382   base::FilePath install_dir;
 383   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &install_dir));
 384
 385   // Try to install an extension with a zero-length icon file.
 386   base::FilePath ext_dir =
 387       install_dir.AppendASCII("file_util").AppendASCII("bad_icon");
 388
 389   std::string error;
 390   scoped_refptr<Extension> extension(file_util::LoadExtension(
 391       ext_dir, Manifest::UNPACKED, Extension::NO_FLAGS, &error));
 392   EXPECT_TRUE(extension.get() == NULL);
 393   EXPECT_STREQ("Could not load extension icon 'icon.png'.", error.c_str());
 394 }
 395
 396 TEST_F(FileUtilTest, ExtensionURLToRelativeFilePath) {
 397 #define URL_PREFIX "chrome-extension://extension-id/"
 398   struct TestCase {
 399     const char* url;
 400     const char* expected_relative_path;
 401   } test_cases[] = {
 402     { URL_PREFIX "simple.html",
 403       "simple.html" },
 404     { URL_PREFIX "directory/to/file.html",
 405       "directory/to/file.html" },
 406     { URL_PREFIX "escape%20spaces.html",
 407       "escape spaces.html" },
 408     { URL_PREFIX "%C3%9Cber.html",
 409       "\xC3\x9C" "ber.html" },
 410 #if defined(OS_WIN)
 411     { URL_PREFIX "C%3A/simple.html",
 412       "" },
 413 #endif
 414     { URL_PREFIX "////simple.html",
 415       "simple.html" },
 416     { URL_PREFIX "/simple.html",
 417       "simple.html" },
 418     { URL_PREFIX "\\simple.html",
 419       "simple.html" },
 420     { URL_PREFIX "\\\\foo\\simple.html",
 421       "foo/simple.html" },
 422   };
 423 #undef URL_PREFIX
 424
 425   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
 426     GURL url(test_cases[i].url);
 427     base::FilePath expected_path =
 428         base::FilePath::FromUTF8Unsafe(test_cases[i].expected_relative_path);
 429     base::FilePath actual_path =
 430         extensions::file_util::ExtensionURLToRelativeFilePath(url);
 431     EXPECT_FALSE(actual_path.IsAbsolute()) <<
 432       " For the path " << actual_path.value();
 433     EXPECT_EQ(expected_path.value(), actual_path.value()) <<
 434       " For the path " << url;
 435   }
 436 }
 437
 438 TEST_F(FileUtilTest, ExtensionResourceURLToFilePath) {
 439   // Setup filesystem for testing.
 440   base::FilePath root_path;
 441   ASSERT_TRUE(base::CreateNewTempDirectory(
 442       base::FilePath::StringType(), &root_path));
 443   root_path = base::MakeAbsoluteFilePath(root_path);
 444   ASSERT_FALSE(root_path.empty());
 445
 446   base::FilePath api_path = root_path.Append(FILE_PATH_LITERAL("apiname"));
 447   ASSERT_TRUE(base::CreateDirectory(api_path));
 448
 449   const char data[] = "Test Data";
 450   base::FilePath resource_path = api_path.Append(FILE_PATH_LITERAL("test.js"));
 451   ASSERT_TRUE(base::WriteFile(resource_path, data, sizeof(data)));
 452   resource_path = api_path.Append(FILE_PATH_LITERAL("escape spaces.js"));
 453   ASSERT_TRUE(base::WriteFile(resource_path, data, sizeof(data)));
 454
 455 #ifdef FILE_PATH_USES_WIN_SEPARATORS
 456 #define SEP "\\"
 457 #else
 458 #define SEP "/"
 459 #endif
 460 #define URL_PREFIX "chrome-extension-resource://"
 461   struct TestCase {
 462     const char* url;
 463     const base::FilePath::CharType* expected_path;
 464   } test_cases[] = {
 465     { URL_PREFIX "apiname/test.js",
 466       FILE_PATH_LITERAL("test.js") },
 467     { URL_PREFIX "/apiname/test.js",
 468       FILE_PATH_LITERAL("test.js") },
 469     // Test % escape
 470     { URL_PREFIX "apiname/%74%65st.js",
 471       FILE_PATH_LITERAL("test.js") },
 472     { URL_PREFIX "apiname/escape%20spaces.js",
 473       FILE_PATH_LITERAL("escape spaces.js") },
 474     // Test file does not exist.
 475     { URL_PREFIX "apiname/directory/to/file.js",
 476       NULL },
 477     // Test apiname/../../test.js
 478     { URL_PREFIX "apiname/../../test.js",
 479       FILE_PATH_LITERAL("test.js") },
 480     { URL_PREFIX "apiname/..%2F../test.js",
 481       NULL },
 482     { URL_PREFIX "apiname/f/../../../test.js",
 483       FILE_PATH_LITERAL("test.js") },
 484     { URL_PREFIX "apiname/f%2F..%2F..%2F../test.js",
 485       NULL },
 486   };
 487 #undef SEP
 488 #undef URL_PREFIX
 489
 490   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
 491     GURL url(test_cases[i].url);
 492     base::FilePath expected_path;
 493     if (test_cases[i].expected_path)
 494       expected_path = root_path.Append(FILE_PATH_LITERAL("apiname")).Append(
 495           test_cases[i].expected_path);
 496     base::FilePath actual_path =
 497         extensions::file_util::ExtensionResourceURLToFilePath(url, root_path);
 498     EXPECT_EQ(expected_path.value(), actual_path.value()) <<
 499       " For the path " << url;
 500   }
 501   // Remove temp files.
 502   ASSERT_TRUE(base::DeleteFile(root_path, true));
 503 }
 504
 505 }  // namespace extensions