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// Copyright (c) 2013 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/policy/resource_cache.h"
#include "base/basictypes.h"
#include "base/files/scoped_temp_dir.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace policy {
namespace {
const char kKey[] = "key";
const char kAnotherKey[] = "anotherkey";
const char kSubA[] = "a";
const char kSubB[] = "bb";
const char kSubC[] = "ccc";
const char kSubD[] = "dddd";
const char kSubE[] = "eeeee";
const char kData0[] = "{ \"key\": \"value\" }";
const char kData1[] = "{}";
} // namespace
TEST(ResourceCacheTest, StoreAndLoad) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
ResourceCache cache(temp_dir.path().AppendASCII("db"));
// No data initially.
std::string data;
EXPECT_FALSE(cache.Load(kKey, kSubA, &data));
// Store some data and load it.
EXPECT_TRUE(cache.Store(kKey, kSubA, kData0));
EXPECT_TRUE(cache.Load(kKey, kSubA, &data));
EXPECT_EQ(kData0, data);
// Store more data in another subkey.
EXPECT_TRUE(cache.Store(kKey, kSubB, kData1));
// Write subkeys to another key.
EXPECT_TRUE(cache.Store(kAnotherKey, kSubA, kData0));
EXPECT_TRUE(cache.Store(kAnotherKey, kSubB, kData1));
// Enumerate all the keys.
std::map<std::string, std::string> contents;
cache.LoadAllSubkeys(kKey, &contents);
EXPECT_EQ(2u, contents.size());
EXPECT_EQ(kData0, contents[kSubA]);
EXPECT_EQ(kData1, contents[kSubB]);
// Store more keys.
EXPECT_TRUE(cache.Store(kKey, kSubC, kData1));
EXPECT_TRUE(cache.Store(kKey, kSubD, kData1));
EXPECT_TRUE(cache.Store(kKey, kSubE, kData1));
// Now purge some of them.
std::set<std::string> keep;
keep.insert(kSubB);
keep.insert(kSubD);
cache.PurgeOtherSubkeys(kKey, keep);
// Enumerate all the remaining keys.
cache.LoadAllSubkeys(kKey, &contents);
EXPECT_EQ(2u, contents.size());
EXPECT_EQ(kData1, contents[kSubB]);
EXPECT_EQ(kData1, contents[kSubD]);
// Delete keys directly.
cache.Delete(kKey, kSubB);
cache.Delete(kKey, kSubD);
cache.LoadAllSubkeys(kKey, &contents);
EXPECT_EQ(0u, contents.size());
// The other key was not affected.
cache.LoadAllSubkeys(kAnotherKey, &contents);
EXPECT_EQ(2u, contents.size());
EXPECT_EQ(kData0, contents[kSubA]);
EXPECT_EQ(kData1, contents[kSubB]);
}
} // namespace policy
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