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// 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.
#ifndef CHROME_BROWSER_CHROMEOS_DRIVE_TEST_UTIL_H_
#define CHROME_BROWSER_CHROMEOS_DRIVE_TEST_UTIL_H_
#include <string>
#include "chrome/browser/google_apis/test_util.h"
#include "net/base/completion_callback.h"
#include "net/base/io_buffer.h"
#include "net/base/test_completion_callback.h"
namespace net {
class IOBuffer;
} // namespace net
namespace drive {
class FileCacheEntry;
class ChangeListLoader;
namespace test_util {
// This is a bitmask of cache states in FileCacheEntry. Used only in tests.
enum TestFileCacheState {
TEST_CACHE_STATE_NONE = 0,
TEST_CACHE_STATE_PINNED = 1 << 0,
TEST_CACHE_STATE_PRESENT = 1 << 1,
TEST_CACHE_STATE_DIRTY = 1 << 2,
TEST_CACHE_STATE_MOUNTED = 1 << 3,
TEST_CACHE_STATE_PERSISTENT = 1 << 4,
};
// Converts |cache_state| which is a bit mask of TestFileCacheState, to a
// FileCacheEntry.
FileCacheEntry ToCacheEntry(int cache_state);
// Returns true if the cache state of the given two cache entries are equal.
bool CacheStatesEqual(const FileCacheEntry& a, const FileCacheEntry& b);
// Loads a test json file as root ("/drive") element from a test file stored
// under chrome/test/data/chromeos. Returns true on success.
bool LoadChangeFeed(const std::string& relative_path,
ChangeListLoader* change_list_loader,
bool is_delta_feed,
const std::string& root_resource_id,
int64 root_feed_changestamp);
// Helper to destroy objects which needs Destroy() to be called on destruction.
// Note: When using this helper, you should destruct objects before
// BrowserThread.
struct DestroyHelperForTests {
template<typename T>
void operator()(T* object) const {
if (object) {
object->Destroy();
google_apis::test_util::RunBlockingPoolTask(); // Finish destruction.
}
}
};
// Reads all the data from |reader| and copies to |content|. Returns net::Error
// code.
template<typename Reader>
int ReadAllData(Reader* reader, std::string* content) {
const int kBufferSize = 10;
scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kBufferSize));
while (true) {
net::TestCompletionCallback callback;
int result = reader->Read(buffer.get(), kBufferSize, callback.callback());
result = callback.GetResult(result);
if (result <= 0) {
// Found an error or EOF. Return it. Note: net::OK is 0.
return result;
}
content->append(buffer->data(), result);
}
}
} // namespace test_util
} // namespace drive
#endif // CHROME_BROWSER_CHROMEOS_DRIVE_TEST_UTIL_H_
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