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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/media_galleries/linux/mtp_device_object_enumerator.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
struct MtpFileEntryData {
const char* const name;
int64 size;
bool is_directory;
time_t modification_time;
};
const MtpFileEntryData kTestCases[] = {
{ "Foo", 123, false, 321 },
{ "Bar", 234, true, 432 },
{ "Baaz", 345, false, 543 },
};
void TestEnumeratorIsEmpty(MTPDeviceObjectEnumerator* enumerator) {
EXPECT_EQ(0, enumerator->Size());
EXPECT_FALSE(enumerator->IsDirectory());
EXPECT_TRUE(enumerator->LastModifiedTime().is_null());
}
void TestNextEntryIsEmpty(MTPDeviceObjectEnumerator* enumerator) {
EXPECT_TRUE(enumerator->Next().empty());
}
typedef testing::Test MTPDeviceObjectEnumeratorTest;
TEST_F(MTPDeviceObjectEnumeratorTest, Empty) {
std::vector<MtpFileEntry> entries;
MTPDeviceObjectEnumerator enumerator(entries);
TestEnumeratorIsEmpty(&enumerator);
TestNextEntryIsEmpty(&enumerator);
TestNextEntryIsEmpty(&enumerator);
TestEnumeratorIsEmpty(&enumerator);
}
TEST_F(MTPDeviceObjectEnumeratorTest, Traversal) {
std::vector<MtpFileEntry> entries;
for (size_t i = 0; i < arraysize(kTestCases); ++i) {
MtpFileEntry entry;
entry.set_file_name(kTestCases[i].name);
entry.set_file_size(kTestCases[i].size);
entry.set_file_type(kTestCases[i].is_directory ?
MtpFileEntry::FILE_TYPE_FOLDER :
MtpFileEntry::FILE_TYPE_OTHER);
entry.set_modification_time(kTestCases[i].modification_time);
entries.push_back(entry);
}
MTPDeviceObjectEnumerator enumerator(entries);
TestEnumeratorIsEmpty(&enumerator);
TestEnumeratorIsEmpty(&enumerator);
for (size_t i = 0; i < arraysize(kTestCases); ++i) {
EXPECT_EQ(kTestCases[i].name, enumerator.Next().value());
EXPECT_EQ(kTestCases[i].size, enumerator.Size());
EXPECT_EQ(kTestCases[i].is_directory, enumerator.IsDirectory());
EXPECT_EQ(kTestCases[i].modification_time,
enumerator.LastModifiedTime().ToTimeT());
}
TestNextEntryIsEmpty(&enumerator);
TestNextEntryIsEmpty(&enumerator);
TestEnumeratorIsEmpty(&enumerator);
TestNextEntryIsEmpty(&enumerator);
TestEnumeratorIsEmpty(&enumerator);
}
} // namespace
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