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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.
#include "chrome/browser/chromeos/drive/file_cache_metadata.h"
#include "base/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "chrome/browser/chromeos/drive/drive.pb.h"
#include "chrome/browser/chromeos/drive/file_system_util.h"
#include "chrome/browser/chromeos/drive/test_util.h"
#include "chrome/browser/google_apis/test_util.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace drive {
namespace internal {
class FileCacheMetadataTest : public testing::Test {
public:
FileCacheMetadataTest() {}
virtual void SetUp() OVERRIDE {
// Create cache directories.
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
metadata_.reset(new FileCacheMetadata(NULL));
}
virtual void TearDown() OVERRIDE {
metadata_.reset();
}
protected:
base::ScopedTempDir temp_dir_;
scoped_ptr<FileCacheMetadata> metadata_;
};
// Test all the methods of FileCacheMetadata except for
// RemoveTemporaryFiles.
TEST_F(FileCacheMetadataTest, CacheTest) {
ASSERT_EQ(FileCacheMetadata::INITIALIZE_CREATED,
metadata_->Initialize(temp_dir_.path()));
// Save an initial entry.
std::string test_resource_id("test_resource_id");
std::string test_md5("test_md5");
{
FileCacheEntry new_cache_entry;
new_cache_entry.set_md5(test_md5);
new_cache_entry.set_is_present(true);
new_cache_entry.set_is_persistent(true);
metadata_->AddOrUpdateCacheEntry(test_resource_id, new_cache_entry);
}
// Test that the entry can be retrieved.
FileCacheEntry cache_entry;
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, test_md5, &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
EXPECT_TRUE(cache_entry.is_present());
EXPECT_TRUE(cache_entry.is_persistent());
// Empty md5 should also work.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, std::string(), &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
// resource_id doesn't exist.
EXPECT_FALSE(metadata_->GetCacheEntry(
"not_found_resource_id", std::string(), &cache_entry));
// md5 doesn't match.
EXPECT_FALSE(metadata_->GetCacheEntry(
test_resource_id, "mismatch_md5", &cache_entry));
// Update all attributes.
test_md5 = "test_md5_2";
{
FileCacheEntry updated_cache_entry;
updated_cache_entry.set_md5(test_md5);
updated_cache_entry.set_is_pinned(true);
metadata_->AddOrUpdateCacheEntry(test_resource_id, updated_cache_entry);
}
// Make sure the values took.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, test_md5, &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
EXPECT_TRUE(cache_entry.is_pinned());
// Empty m5 should work.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, std::string(), &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
// Test dirty cache.
test_md5 = "test_md5_3";
{
FileCacheEntry new_cache_entry;
new_cache_entry.set_md5(test_md5);
new_cache_entry.set_is_dirty(true);
metadata_->AddOrUpdateCacheEntry(test_resource_id, new_cache_entry);
}
// Make sure the values took.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, test_md5, &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
EXPECT_TRUE(cache_entry.is_dirty());
// Empty md5 should work.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, std::string(), &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
// Mismatched md5 should also work for dirty entries.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, "mismatch_md5", &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
// Remove the entry.
metadata_->RemoveCacheEntry(test_resource_id);
EXPECT_FALSE(metadata_->GetCacheEntry(
test_resource_id, std::string(), &cache_entry));
// Add another one.
test_resource_id = "test_resource_id_2";
test_md5 = "test_md5_4";
{
FileCacheEntry new_cache_entry;
new_cache_entry.set_md5(test_md5);
new_cache_entry.set_is_present(true);
metadata_->AddOrUpdateCacheEntry(test_resource_id, new_cache_entry);
}
// Make sure the values took.
ASSERT_TRUE(metadata_->GetCacheEntry(
test_resource_id, test_md5, &cache_entry));
EXPECT_EQ(test_md5, cache_entry.md5());
EXPECT_TRUE(cache_entry.is_present());
}
TEST_F(FileCacheMetadataTest, Initialize) {
const base::FilePath db_path =
temp_dir_.path().Append(FileCacheMetadata::kCacheMetadataDBPath);
// Try to open a bogus file.
ASSERT_TRUE(
google_apis::test_util::WriteStringToFile(db_path, "Hello world"));
ASSERT_EQ(FileCacheMetadata::INITIALIZE_CREATED,
metadata_->Initialize(temp_dir_.path()));
// Open an existing DB.
metadata_.reset(new FileCacheMetadata(NULL));
EXPECT_EQ(FileCacheMetadata::INITIALIZE_OPENED,
metadata_->Initialize(temp_dir_.path()));
// Try to open a nonexistent path.
base::FilePath non_existent_path(FILE_PATH_LITERAL("/somewhere/nonexistent"));
metadata_.reset(new FileCacheMetadata(NULL));
EXPECT_EQ(FileCacheMetadata::INITIALIZE_FAILED,
metadata_->Initialize(non_existent_path));
}
} // namespace internal
} // namespace drive
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