MediaFileSystemRegistry unit tests.

chrome/browser/media_gallery/media_galleries_test_util.cc

Index: chrome/browser/media_gallery/media_galleries_test_util.cc
diff --git a/chrome/browser/media_gallery/media_galleries_test_util.cc b/chrome/browser/media_gallery/media_galleries_test_util.cc
new file mode 100644
index 0000000000000000000000000000000000000000..ef2823712df6a7b8be9618a48323fde37a8f234f
--- /dev/null
+++ b/chrome/browser/media_gallery/media_galleries_test_util.cc
@@ -0,0 +1,50 @@
+// 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 "chrome/browser/media_gallery/media_galleries_test_util.h"
+
+#include "chrome/common/chrome_paths.h"

[Lei Zhang, 2012/11/09 09:14:53]

alphabetical order

[vandebo (ex-Chrome), 2012/11/13 06:50:18]

Done.

+#include "base/file_path.h"
+#include "base/file_util.h"
+#include "base/path_service.h"
+#include "base/stringprintf.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+EnsureMediaDirectoriesExists::EnsureMediaDirectoriesExists()
+    : num_galleries_(0) {
+  Init();
+}
+
+void EnsureMediaDirectoriesExists::Init() {
+#if defined(OS_CHROMEOS) || defined(OS_ANDROID)
+  return;
+#else
+  ASSERT_TRUE(fake_dir_.CreateUniqueTempDir());
+
+  const int kDirectoryKeys[] = {
+    chrome::DIR_USER_MUSIC,
+    chrome::DIR_USER_PICTURES,
+    chrome::DIR_USER_VIDEOS,
+  };
+
+  const char* kDirectoryNames[] = {
+    "music",
+    "pictures",
+    "videos",
+  };
+
+  for (size_t i = 0; i < arraysize(kDirectoryKeys); ++i) {
+    PathService::OverrideAndCreateIfNeeded(
+        kDirectoryKeys[i],
+        fake_dir_.path().Append(FILE_PATH_LITERAL(kDirectoryNames[i])),

[Lei Zhang, 2012/11/09 09:14:53]

Just AppendASCII() ?

[vandebo (ex-Chrome), 2012/11/13 06:50:18]

Done.

+        true /*create*/);
+    FilePath path;
+    if (PathService::Get(kDirectoryKeys[i], &path) &&
+        file_util::DirectoryExists(path)) {
+      ++num_galleries_;
+    }
+  }
+  ASSERT_GT(num_galleries_, 0);
+#endif
+}