content/common/fileapi/file_system_util_unittest.cc

   1 // Copyright 2014 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 "storage/common/fileapi/file_system_util.h"
   6
   7 #include "base/files/file_path.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9 #include "url/gurl.h"
  10
  11 using storage::CrackIsolatedFileSystemName;
  12 using storage::GetExternalFileSystemRootURIString;
  13 using storage::GetIsolatedFileSystemName;
  14 using storage::GetIsolatedFileSystemRootURIString;
  15 using storage::ValidateIsolatedFileSystemId;
  16 using storage::VirtualPath;
  17
  18 namespace content {
  19 namespace {
  20
  21 class FileSystemUtilTest : public testing::Test {};
  22
  23 TEST_F(FileSystemUtilTest, ParseFileSystemSchemeURL) {
  24   GURL uri("filesystem:http://chromium.org/temporary/foo/bar");
  25   GURL origin_url;
  26   storage::FileSystemType type;
  27   base::FilePath virtual_path;
  28   ParseFileSystemSchemeURL(uri, &origin_url, &type, &virtual_path);
  29   EXPECT_EQ(GURL("http://chromium.org"), origin_url);
  30   EXPECT_EQ(storage::kFileSystemTypeTemporary, type);
  31 #if defined(FILE_PATH_USES_WIN_SEPARATORS)
  32   base::FilePath expected_path(FILE_PATH_LITERAL("foo\\bar"));
  33 #else
  34   base::FilePath expected_path(FILE_PATH_LITERAL("foo/bar"));
  35 #endif
  36   EXPECT_EQ(expected_path, virtual_path);
  37 }
  38
  39 TEST_F(FileSystemUtilTest, GetTempFileSystemRootURI) {
  40   GURL origin_url("http://chromium.org");
  41   storage::FileSystemType type = storage::kFileSystemTypeTemporary;
  42   GURL uri = GURL("filesystem:http://chromium.org/temporary/");
  43   EXPECT_EQ(uri, GetFileSystemRootURI(origin_url, type));
  44 }
  45
  46 TEST_F(FileSystemUtilTest, GetPersistentFileSystemRootURI) {
  47   GURL origin_url("http://chromium.org");
  48   storage::FileSystemType type = storage::kFileSystemTypePersistent;
  49   GURL uri = GURL("filesystem:http://chromium.org/persistent/");
  50   EXPECT_EQ(uri, GetFileSystemRootURI(origin_url, type));
  51 }
  52
  53 TEST_F(FileSystemUtilTest, VirtualPathBaseName) {
  54   struct test_data {
  55     const base::FilePath::StringType path;
  56     const base::FilePath::StringType base_name;
  57   } test_cases[] = {
  58     { FILE_PATH_LITERAL("foo/bar"), FILE_PATH_LITERAL("bar") },
  59     { FILE_PATH_LITERAL("foo/b:bar"), FILE_PATH_LITERAL("b:bar") },
  60     { FILE_PATH_LITERAL(""), FILE_PATH_LITERAL("") },
  61     { FILE_PATH_LITERAL("/"), FILE_PATH_LITERAL("/") },
  62     { FILE_PATH_LITERAL("foo//////bar"), FILE_PATH_LITERAL("bar") },
  63     { FILE_PATH_LITERAL("foo/bar/"), FILE_PATH_LITERAL("bar") },
  64     { FILE_PATH_LITERAL("foo/bar/////"), FILE_PATH_LITERAL("bar") },
  65     { FILE_PATH_LITERAL("/bar/////"), FILE_PATH_LITERAL("bar") },
  66     { FILE_PATH_LITERAL("bar/////"), FILE_PATH_LITERAL("bar") },
  67     { FILE_PATH_LITERAL("bar/"), FILE_PATH_LITERAL("bar") },
  68     { FILE_PATH_LITERAL("/bar"), FILE_PATH_LITERAL("bar") },
  69     { FILE_PATH_LITERAL("////bar"), FILE_PATH_LITERAL("bar") },
  70     { FILE_PATH_LITERAL("bar"), FILE_PATH_LITERAL("bar") }
  71   };
  72   for (size_t i = 0; i < arraysize(test_cases); ++i) {
  73     base::FilePath input = base::FilePath(test_cases[i].path);
  74     base::FilePath base_name = VirtualPath::BaseName(input);
  75     EXPECT_EQ(test_cases[i].base_name, base_name.value());
  76   }
  77 }
  78
  79 TEST_F(FileSystemUtilTest, VirtualPathDirName) {
  80   struct test_data {
  81     const base::FilePath::StringType path;
  82     const base::FilePath::StringType dir_name;
  83   } test_cases[] = {
  84     { FILE_PATH_LITERAL("foo/bar"), FILE_PATH_LITERAL("foo") },
  85     { FILE_PATH_LITERAL("foo/b:bar"), FILE_PATH_LITERAL("foo") },
  86     { FILE_PATH_LITERAL(""), FILE_PATH_LITERAL(".") },
  87     { FILE_PATH_LITERAL("/"), FILE_PATH_LITERAL("/") },
  88     { FILE_PATH_LITERAL("foo//////bar"), FILE_PATH_LITERAL("foo") },
  89     { FILE_PATH_LITERAL("foo/bar/"), FILE_PATH_LITERAL("foo") },
  90     { FILE_PATH_LITERAL("foo/bar/////"), FILE_PATH_LITERAL("foo") },
  91     { FILE_PATH_LITERAL("/bar/////"), FILE_PATH_LITERAL("/") },
  92     { FILE_PATH_LITERAL("bar/////"), FILE_PATH_LITERAL(".") },
  93     { FILE_PATH_LITERAL("bar/"), FILE_PATH_LITERAL(".") },
  94     { FILE_PATH_LITERAL("/bar"), FILE_PATH_LITERAL("/") },
  95     { FILE_PATH_LITERAL("////bar"), FILE_PATH_LITERAL("/") },
  96     { FILE_PATH_LITERAL("bar"), FILE_PATH_LITERAL(".") },
  97     { FILE_PATH_LITERAL("c:bar"), FILE_PATH_LITERAL(".") },
  98 #ifdef FILE_PATH_USES_WIN_SEPARATORS
  99     { FILE_PATH_LITERAL("foo\\bar"), FILE_PATH_LITERAL("foo") },
 100     { FILE_PATH_LITERAL("foo\\b:bar"), FILE_PATH_LITERAL("foo") },
 101     { FILE_PATH_LITERAL("\\"), FILE_PATH_LITERAL("\\") },
 102     { FILE_PATH_LITERAL("foo\\\\\\\\\\\\bar"), FILE_PATH_LITERAL("foo") },
 103     { FILE_PATH_LITERAL("foo\\bar\\"), FILE_PATH_LITERAL("foo") },
 104     { FILE_PATH_LITERAL("foo\\bar\\\\\\\\\\"), FILE_PATH_LITERAL("foo") },
 105     { FILE_PATH_LITERAL("\\bar\\\\\\\\\\"), FILE_PATH_LITERAL("\\") },
 106     { FILE_PATH_LITERAL("bar\\\\\\\\\\"), FILE_PATH_LITERAL(".") },
 107     { FILE_PATH_LITERAL("bar\\"), FILE_PATH_LITERAL(".") },
 108     { FILE_PATH_LITERAL("\\bar"), FILE_PATH_LITERAL("\\") },
 109     { FILE_PATH_LITERAL("\\\\\\\\bar"), FILE_PATH_LITERAL("\\") },
 110 #endif
 111   };
 112   for (size_t i = 0; i < arraysize(test_cases); ++i) {
 113     base::FilePath input = base::FilePath(test_cases[i].path);
 114     base::FilePath dir_name = VirtualPath::DirName(input);
 115     EXPECT_EQ(test_cases[i].dir_name, dir_name.value());
 116   }
 117 }
 118
 119 TEST_F(FileSystemUtilTest, GetNormalizedFilePath) {
 120   struct test_data {
 121     const base::FilePath::StringType path;
 122     const base::FilePath::StringType normalized_path;
 123   } test_cases[] = {
 124     { FILE_PATH_LITERAL(""), FILE_PATH_LITERAL("/") },
 125     { FILE_PATH_LITERAL("/"), FILE_PATH_LITERAL("/") },
 126     { FILE_PATH_LITERAL("foo/bar"), FILE_PATH_LITERAL("/foo/bar") },
 127     { FILE_PATH_LITERAL("/foo/bar"), FILE_PATH_LITERAL("/foo/bar") },
 128 #if defined(FILE_PATH_USES_WIN_SEPARATORS)
 129     { FILE_PATH_LITERAL("\\foo"), FILE_PATH_LITERAL("/foo") },
 130 #endif
 131   };
 132   for (size_t i = 0; i < arraysize(test_cases); ++i) {
 133     base::FilePath input = base::FilePath(test_cases[i].path);
 134     base::FilePath::StringType normalized_path_string =
 135         VirtualPath::GetNormalizedFilePath(input);
 136     EXPECT_EQ(test_cases[i].normalized_path, normalized_path_string);
 137   }
 138 }
 139
 140 TEST_F(FileSystemUtilTest, IsAbsolutePath) {
 141   EXPECT_TRUE(VirtualPath::IsAbsolute(FILE_PATH_LITERAL("/")));
 142   EXPECT_TRUE(VirtualPath::IsAbsolute(FILE_PATH_LITERAL("/foo/bar")));
 143   EXPECT_FALSE(VirtualPath::IsAbsolute(base::FilePath::StringType()));
 144   EXPECT_FALSE(VirtualPath::IsAbsolute(FILE_PATH_LITERAL("foo/bar")));
 145 }
 146
 147 TEST_F(FileSystemUtilTest, IsRootPath) {
 148   EXPECT_TRUE(VirtualPath::IsRootPath(base::FilePath(FILE_PATH_LITERAL(""))));
 149   EXPECT_TRUE(VirtualPath::IsRootPath(base::FilePath()));
 150   EXPECT_TRUE(VirtualPath::IsRootPath(base::FilePath(FILE_PATH_LITERAL("/"))));
 151   EXPECT_TRUE(VirtualPath::IsRootPath(base::FilePath(FILE_PATH_LITERAL("//"))));
 152   EXPECT_FALSE(VirtualPath::IsRootPath(
 153       base::FilePath(FILE_PATH_LITERAL("c:/"))));
 154 #if defined(FILE_PATH_USES_WIN_SEPARATORS)
 155   EXPECT_TRUE(VirtualPath::IsRootPath(base::FilePath(FILE_PATH_LITERAL("\\"))));
 156   EXPECT_FALSE(VirtualPath::IsRootPath(
 157       base::FilePath(FILE_PATH_LITERAL("c:\\"))));
 158 #endif
 159 }
 160
 161 TEST_F(FileSystemUtilTest, VirtualPathGetComponents) {
 162   struct test_data {
 163     const base::FilePath::StringType path;
 164     size_t count;
 165     const base::FilePath::StringType components[2];
 166   } test_cases[] = {
 167     { FILE_PATH_LITERAL("foo/bar"),
 168       2,
 169       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("bar") } },
 170     { FILE_PATH_LITERAL("foo"),
 171       1,
 172       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("") } },
 173     { FILE_PATH_LITERAL("foo////bar"),
 174       2,
 175       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("bar") } },
 176     { FILE_PATH_LITERAL("foo/c:bar"),
 177       2,
 178       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("c:bar") } },
 179     { FILE_PATH_LITERAL("c:foo/bar"),
 180       2,
 181       { FILE_PATH_LITERAL("c:foo"), FILE_PATH_LITERAL("bar") } },
 182     { FILE_PATH_LITERAL("foo/bar"),
 183       2,
 184       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("bar") } },
 185     { FILE_PATH_LITERAL("/foo/bar"),
 186       2,
 187       { FILE_PATH_LITERAL("foo"), FILE_PATH_LITERAL("bar") } },
 188     { FILE_PATH_LITERAL("c:/bar"),
 189       2,
 190       { FILE_PATH_LITERAL("c:"), FILE_PATH_LITERAL("bar") } },
 191 #ifdef FILE_PATH_USES_WIN_SEPARATORS
 192     { FILE_PATH_LITERAL("c:\\bar"),
 193       2,
 194       { FILE_PATH_LITERAL("c:"), FILE_PATH_LITERAL("bar") } },
 195 #endif
 196   };
 197   for (size_t i = 0; i < arraysize(test_cases); ++i) {
 198     base::FilePath input = base::FilePath(test_cases[i].path);
 199     std::vector<base::FilePath::StringType> components;
 200     VirtualPath::GetComponents(input, &components);
 201     EXPECT_EQ(test_cases[i].count, components.size());
 202     for (size_t j = 0; j < components.size(); ++j)
 203       EXPECT_EQ(test_cases[i].components[j], components[j]);
 204   }
 205   for (size_t i = 0; i < arraysize(test_cases); ++i) {
 206     base::FilePath input = base::FilePath(test_cases[i].path);
 207     std::vector<std::string> components;
 208     VirtualPath::GetComponentsUTF8Unsafe(input, &components);
 209     EXPECT_EQ(test_cases[i].count, components.size());
 210     for (size_t j = 0; j < components.size(); ++j) {
 211       EXPECT_EQ(base::FilePath(test_cases[i].components[j]).AsUTF8Unsafe(),
 212                 components[j]);
 213     }
 214   }
 215 }
 216
 217 TEST_F(FileSystemUtilTest, GetIsolatedFileSystemName) {
 218   GURL origin_url("http://foo");
 219   std::string fsname1 = GetIsolatedFileSystemName(origin_url, "bar");
 220   EXPECT_EQ("http_foo_0:Isolated_bar", fsname1);
 221 }
 222
 223 TEST_F(FileSystemUtilTest, CrackIsolatedFileSystemName) {
 224   std::string fsid;
 225   EXPECT_TRUE(CrackIsolatedFileSystemName("foo:Isolated_bar", &fsid));
 226   EXPECT_EQ("bar", fsid);
 227   EXPECT_TRUE(CrackIsolatedFileSystemName("foo:isolated_bar", &fsid));
 228   EXPECT_EQ("bar", fsid);
 229   EXPECT_TRUE(CrackIsolatedFileSystemName("foo:Isolated__bar", &fsid));
 230   EXPECT_EQ("_bar", fsid);
 231   EXPECT_TRUE(CrackIsolatedFileSystemName("foo::Isolated_bar", &fsid));
 232   EXPECT_EQ("bar", fsid);
 233 }
 234
 235 TEST_F(FileSystemUtilTest, RejectBadIsolatedFileSystemName) {
 236   std::string fsid;
 237   EXPECT_FALSE(CrackIsolatedFileSystemName("foobar", &fsid));
 238   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:_bar", &fsid));
 239   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:Isolatedbar", &fsid));
 240   EXPECT_FALSE(CrackIsolatedFileSystemName("fooIsolatedbar", &fsid));
 241   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:Persistent", &fsid));
 242   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:Temporary", &fsid));
 243   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:External", &fsid));
 244   EXPECT_FALSE(CrackIsolatedFileSystemName(":Isolated_bar", &fsid));
 245   EXPECT_FALSE(CrackIsolatedFileSystemName("foo:Isolated_", &fsid));
 246 }
 247
 248 TEST_F(FileSystemUtilTest, ValidateIsolatedFileSystemId) {
 249   EXPECT_TRUE(ValidateIsolatedFileSystemId("ABCDEF0123456789ABCDEF0123456789"));
 250   EXPECT_TRUE(ValidateIsolatedFileSystemId("ABCDEFABCDEFABCDEFABCDEFABCDEFAB"));
 251   EXPECT_TRUE(ValidateIsolatedFileSystemId("01234567890123456789012345678901"));
 252
 253   const size_t kExpectedFileSystemIdSize = 32;
 254
 255   // Should not contain lowercase characters.
 256   const std::string kLowercaseId = "abcdef0123456789abcdef0123456789";
 257   EXPECT_EQ(kExpectedFileSystemIdSize, kLowercaseId.size());
 258   EXPECT_FALSE(ValidateIsolatedFileSystemId(kLowercaseId));
 259
 260   // Should not be shorter/longer than expected.
 261   EXPECT_FALSE(ValidateIsolatedFileSystemId(std::string()));
 262
 263   const std::string kShorterId = "ABCDEF0123456789ABCDEF";
 264   EXPECT_GT(kExpectedFileSystemIdSize, kShorterId.size());
 265   EXPECT_FALSE(ValidateIsolatedFileSystemId(kShorterId));
 266
 267   const std::string kLongerId = "ABCDEF0123456789ABCDEF0123456789ABCDEF";
 268   EXPECT_LT(kExpectedFileSystemIdSize, kLongerId.size());
 269   EXPECT_FALSE(ValidateIsolatedFileSystemId(kLongerId));
 270
 271   // Should not contain not alphabetical nor numerical characters.
 272   const std::string kSlashId = "ABCD/EFGH/IJKL/MNOP/QRST/UVWX/YZ";
 273   EXPECT_EQ(kExpectedFileSystemIdSize, kSlashId.size());
 274   EXPECT_FALSE(ValidateIsolatedFileSystemId(kSlashId));
 275
 276   const std::string kBackslashId = "ABCD\\EFGH\\IJKL\\MNOP\\QRST\\UVWX\\YZ";
 277   EXPECT_EQ(kExpectedFileSystemIdSize, kBackslashId.size());
 278   EXPECT_FALSE(ValidateIsolatedFileSystemId(kBackslashId));
 279
 280   const std::string kSpaceId = "ABCD EFGH IJKL MNOP QRST UVWX YZ";
 281   EXPECT_EQ(kExpectedFileSystemIdSize, kSpaceId.size());
 282   EXPECT_FALSE(ValidateIsolatedFileSystemId(kSpaceId));
 283 }
 284
 285 TEST_F(FileSystemUtilTest, GetIsolatedFileSystemRootURIString) {
 286   const GURL kOriginURL("http://foo");
 287   // Percents must be escaped, otherwise they will be unintentionally unescaped.
 288   const std::string kFileSystemId = "A%20B";
 289   const std::string kRootName = "C%20D";
 290
 291   const std::string url_string =
 292       GetIsolatedFileSystemRootURIString(kOriginURL, kFileSystemId, kRootName);
 293   EXPECT_EQ("filesystem:http://foo/isolated/A%2520B/C%2520D/", url_string);
 294 }
 295
 296 TEST_F(FileSystemUtilTest, GetExternalFileSystemRootURIString) {
 297   const GURL kOriginURL("http://foo");
 298   // Percents must be escaped, otherwise they will be unintentionally unescaped.
 299   const std::string kMountName = "X%20Y";
 300
 301   const std::string url_string =
 302       GetExternalFileSystemRootURIString(kOriginURL, kMountName);
 303   EXPECT_EQ("filesystem:http://foo/external/X%2520Y/", url_string);
 304 }
 305
 306 }  // namespace
 307 }  // namespace content