File API changes needed for safely passing user selected file entities from the file browser comp...

webkit/chromeos/fileapi/file_access_permissions_unittest.cc

Index: webkit/chromeos/fileapi/file_access_permissions_unittest.cc
===================================================================
--- webkit/chromeos/fileapi/file_access_permissions_unittest.cc	(revision 0)
+++ webkit/chromeos/fileapi/file_access_permissions_unittest.cc	(revision 0)
@@ -0,0 +1,67 @@
+// Copyright (c) 2011 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 "webkit/chromeos/fileapi/file_access_permissions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+
+class FileAccessPermissionsTest : public testing::Test {
+};
+
+TEST_F(FileAccessPermissionsTest, FileAccessChecks) {
+#if defined(OS_WIN)
+  FilePath good_dir(FILE_PATH_LITERAL("c:\\root\\dir"));
+  FilePath bad_dir(FILE_PATH_LITERAL("c:\\root"));
+  FilePath good_file(FILE_PATH_LITERAL("c:\\root\\dir\\good_file.txt"));
+  FilePath bad_file(FILE_PATH_LITERAL("c:\\root\\dir\\bad_file.txt"));
+#elif defined(OS_POSIX)
+  FilePath good_dir(FILE_PATH_LITERAL("/root/dir"));
+  FilePath bad_dir(FILE_PATH_LITERAL("/root"));
+  FilePath good_file(FILE_PATH_LITERAL("/root/dir/good_file.txt"));
+  FilePath bad_file(FILE_PATH_LITERAL("/root/dir/bad_file.txt"));
+#endif
+  std::string extension1("ddammdhioacbehjngdmkjcjbnfginlla");
+  std::string extension2("jkhdjkhkhsdkfhsdkhrterwmtermeter");
+
+  chromeos::FileAccessPermissions permissions;
+  // By default extension have no access to any local file.
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
+
+  // After granting file access to the handler extension for a given file, it
+  // can only access that file an nothing else.
+  permissions.GrantAccessPermission(extension1, good_file);
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
+  EXPECT_TRUE(permissions.HasAccessPermission(extension1, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
+
+
+  // After granting file access to the handler extension for a given directory,
+  // it can access that directory and all files within it.
+  permissions.GrantAccessPermission(extension2, good_dir);
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
+  EXPECT_TRUE(permissions.HasAccessPermission(extension1, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
+
+  // After revoking rights for extensions, they should not be able to access
+  // any file system element anymore.
+  permissions.RevokePermissions(extension1);
+  permissions.RevokePermissions(extension2);
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension1, bad_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_dir));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, good_file));
+  EXPECT_FALSE(permissions.HasAccessPermission(extension2, bad_file));
+}
Property changes on: webkit/chromeos/fileapi/file_access_permissions_unittest.cc
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Added: svn:eol-style
   + LF