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// Copyright 2011 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/installer/util/lzma_util.h"
#include <windows.h>
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/path_service.h"
#include "chrome/common/chrome_paths.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class LzmaUtilTest : public testing::Test {
protected:
void SetUp() override {
ASSERT_TRUE(base::PathService::Get(chrome::DIR_TEST_DATA, &data_dir_));
data_dir_ = data_dir_.AppendASCII("installer");
ASSERT_TRUE(base::PathExists(data_dir_));
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
}
base::ScopedTempDir temp_dir_;
// The path to input data used in tests.
base::FilePath data_dir_;
};
} // namespace
// Test that we can open archives successfully.
TEST_F(LzmaUtilTest, OpenArchiveTest) {
base::FilePath archive = data_dir_.AppendASCII("archive1.7z");
LzmaUtilImpl lzma_util;
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
// We allow opening another archive (which will automatically close the first
// archive).
archive = data_dir_.AppendASCII("archive2.7z");
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
// Explicitly close and open the first archive again.
lzma_util.CloseArchive();
archive = data_dir_.AppendASCII("archive1.7z");
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
// Make sure non-existent archive returns error.
archive = data_dir_.AppendASCII("archive.non_existent.7z");
EXPECT_EQ(UNPACK_ARCHIVE_NOT_FOUND, lzma_util.OpenArchive(archive));
}
// Test that we can extract archives successfully.
TEST_F(LzmaUtilTest, UnPackTest) {
base::FilePath extract_dir(temp_dir_.GetPath());
extract_dir = extract_dir.AppendASCII("UnPackTest");
ASSERT_FALSE(base::PathExists(extract_dir));
EXPECT_TRUE(base::CreateDirectory(extract_dir));
ASSERT_TRUE(base::PathExists(extract_dir));
base::FilePath archive = data_dir_.AppendASCII("archive1.7z");
LzmaUtilImpl lzma_util;
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
base::FilePath unpacked_file;
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.UnPack(extract_dir, &unpacked_file));
EXPECT_TRUE(base::PathExists(extract_dir.AppendASCII("a.exe")));
EXPECT_TRUE(unpacked_file == extract_dir.AppendASCII("a.exe"));
archive = data_dir_.AppendASCII("archive2.7z");
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.UnPack(extract_dir, &unpacked_file));
EXPECT_TRUE(base::PathExists(extract_dir.AppendASCII("b.exe")));
EXPECT_TRUE(unpacked_file == extract_dir.AppendASCII("b.exe"));
lzma_util.CloseArchive();
archive = data_dir_.AppendASCII("invalid_archive.7z");
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
EXPECT_EQ(UNPACK_SZAREX_OPEN_ERROR,
lzma_util.UnPack(extract_dir, &unpacked_file));
EXPECT_EQ(UNPACK_SZAREX_OPEN_ERROR,
lzma_util.UnPack(extract_dir, &unpacked_file));
archive = data_dir_.AppendASCII("archive3.7z");
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.UnPack(extract_dir, &unpacked_file));
EXPECT_TRUE(base::PathExists(extract_dir.AppendASCII("archive\\a.exe")));
EXPECT_TRUE(
base::PathExists(extract_dir.AppendASCII("archive\\sub_dir\\text.txt")));
EXPECT_TRUE(
base::DirectoryExists(extract_dir.AppendASCII("archive\\empty_sub_dir")));
EXPECT_EQ(base::ComputeDirectorySize(
extract_dir.AppendASCII("archive\\empty_sub_dir")),
0);
EXPECT_TRUE(base::DirectoryExists(extract_dir.AppendASCII("empty_top_dir")));
EXPECT_EQ(
base::ComputeDirectorySize(extract_dir.AppendASCII("empty_top_dir")), 0);
}
// Test the static method that can be used to unpack archives.
TEST_F(LzmaUtilTest, UnPackArchiveTest) {
base::FilePath extract_dir(temp_dir_.GetPath());
extract_dir = extract_dir.AppendASCII("UnPackArchiveTest");
ASSERT_FALSE(base::PathExists(extract_dir));
EXPECT_TRUE(base::CreateDirectory(extract_dir));
ASSERT_TRUE(base::PathExists(extract_dir));
base::FilePath archive = data_dir_.AppendASCII("archive1.7z");
base::FilePath unpacked_file;
EXPECT_EQ(UNPACK_NO_ERROR,
UnPackArchive(archive, extract_dir, &unpacked_file));
EXPECT_TRUE(base::PathExists(extract_dir.AppendASCII("a.exe")));
EXPECT_TRUE(unpacked_file == extract_dir.AppendASCII("a.exe"));
archive = data_dir_.AppendASCII("archive2.7z");
EXPECT_EQ(UNPACK_NO_ERROR,
UnPackArchive(archive, extract_dir, &unpacked_file));
EXPECT_TRUE(base::PathExists(extract_dir.AppendASCII("b.exe")));
EXPECT_TRUE(unpacked_file == extract_dir.AppendASCII("b.exe"));
archive = data_dir_.AppendASCII("invalid_archive.7z");
EXPECT_EQ(UNPACK_SZAREX_OPEN_ERROR,
UnPackArchive(archive, extract_dir, &unpacked_file));
}
TEST_F(LzmaUtilTest, EmptyFile) {
base::FilePath extract_dir(temp_dir_.GetPath());
base::FilePath archive = data_dir_.AppendASCII("archive_with_empty_file.7z");
LzmaUtilImpl lzma_util;
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.OpenArchive(archive));
EXPECT_EQ(UNPACK_NO_ERROR, lzma_util.UnPack(extract_dir, nullptr));
}
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