chrome/browser/chromeos/fileapi/file_access_permissions_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 "chrome/browser/chromeos/fileapi/file_access_permissions.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace chromeos {
  10
  11 TEST(FileAccessPermissionsTest, FileAccessChecks) {
  12   base::FilePath good_dir(FILE_PATH_LITERAL("/root/dir"));
  13   base::FilePath bad_dir(FILE_PATH_LITERAL("/root"));
  14   base::FilePath good_file(FILE_PATH_LITERAL("/root/dir/good_file.txt"));
  15   base::FilePath bad_file(FILE_PATH_LITERAL("/root/dir/bad_file.txt"));
  16
  17   std::string extension1("ddammdhioacbehjngdmkjcjbnfginlla");
  18   std::string extension2("jkhdjkhkhsdkfhsdkhrterwmtermeter");
  19
  20   FileAccessPermissions permissions;
  21   // By default extension have no access to any local file.
  22   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
  23   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_file));
  24   EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
  25   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
  26   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
  27   EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
  28
  29   // After granting file access to the handler extension for a given file, it
  30   // can only access that file an nothing else.
  31   permissions.GrantAccessPermission(extension1, good_file);
  32   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
  33   EXPECT_TRUE(permissions.HasAccessPermission(extension1, good_file));
  34   EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
  35   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
  36   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
  37   EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
  38
  39
  40   // After granting file access to the handler extension for a given directory,
  41   // it can access that directory and all files within it.
  42   permissions.GrantAccessPermission(extension2, good_dir);
  43   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
  44   EXPECT_TRUE(permissions.HasAccessPermission(extension1, good_file));
  45   EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
  46   EXPECT_TRUE(permissions.HasAccessPermission(extension2, good_dir));
  47   EXPECT_TRUE(permissions.HasAccessPermission(extension2, good_file));
  48   EXPECT_TRUE(permissions.HasAccessPermission(extension2, bad_file));
  49
  50   // After revoking rights for extensions, they should not be able to access
  51   // any file system element anymore.
  52   permissions.RevokePermissions(extension1);
  53   permissions.RevokePermissions(extension2);
  54   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
  55   EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_file));
  56   EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
  57   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
  58   EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
  59   EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
  60 }
  61
  62 }  // namespace chromeos