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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/fileapi/file_accumulator.h"
#include "base/files/file_path.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "base/time/time.h"
#include "chrome/browser/ash/fileapi/recent_file.h"
#include "storage/browser/file_system/file_system_url.h"
#include "storage/common/file_system/file_system_types.h"
#include "testing/gmock/include/gmock/gmock-matchers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
namespace ash {
namespace {
MATCHER(RecentFilesEq, "") {
RecentFile a = std::get<0>(arg);
RecentFile b = std::get<1>(arg);
return a.url() == b.url() && a.last_modified() == b.last_modified();
}
RecentFile MakeRecentFile(const std::string& name,
const base::Time& last_modified) {
storage::FileSystemURL url = storage::FileSystemURL::CreateForTest(
blink::StorageKey(), storage::kFileSystemTypeLocal, base::FilePath(name));
return RecentFile(url, last_modified);
}
class FileAccumulatorTest : public testing::Test {
protected:
base::test::SingleThreadTaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
};
TEST_F(FileAccumulatorTest, AddGetClear) {
RecentFile a_file = MakeRecentFile("a.jpg", base::Time::Now());
RecentFile b_file = MakeRecentFile("b.jpg", base::Time::Now());
FileAccumulator acc(10);
EXPECT_TRUE(acc.Add(a_file));
EXPECT_THAT(acc.Get(), testing::Pointwise(RecentFilesEq(), {a_file}));
EXPECT_FALSE(acc.Add(b_file));
acc.Clear();
EXPECT_TRUE(acc.Add(b_file));
EXPECT_THAT(acc.Get(), testing::Pointwise(RecentFilesEq(), {b_file}));
}
TEST_F(FileAccumulatorTest, CapacityAndOrder) {
base::Time now = base::Time::Now();
FileAccumulator acc(2);
// File a.jpg is the most recently modified, then c.jpg, then b.jpg.
EXPECT_TRUE(acc.Add(MakeRecentFile("a.jpg", now - base::Minutes(1))));
EXPECT_TRUE(acc.Add(MakeRecentFile("b.jpg", now - base::Minutes(5))));
EXPECT_TRUE(acc.Add(MakeRecentFile("c.jpg", now - base::Minutes(2))));
std::vector<RecentFile> content_1 = acc.Get();
// Expect a.jpg followed by c.jpg, based on last modified time.
EXPECT_EQ(content_1.size(), 2u);
EXPECT_EQ(content_1[0].url().path().value(), "a.jpg");
EXPECT_EQ(content_1[1].url().path().value(), "c.jpg");
EXPECT_FALSE(acc.Add(MakeRecentFile("d.jpg", now - base::Minutes(3))));
std::vector<RecentFile> content_2 = acc.Get();
EXPECT_THAT(content_2, testing::Pointwise(RecentFilesEq(), content_1));
}
} // namespace
} // namespace ash
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