blob: 731b6f0ce437b1606c272dc728396c8f64f05ccb [file] [log] [blame]
//
// Copyright (C) 2009 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#include "update_engine/file_writer.h"
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <string>
#include <vector>
#include <gtest/gtest.h>
#include <brillo/secure_blob.h>
#include "update_engine/test_utils.h"
#include "update_engine/utils.h"
using std::string;
using std::vector;
namespace chromeos_update_engine {
class FileWriterTest : public ::testing::Test { };
TEST(FileWriterTest, SimpleTest) {
// Create a uniquely named file for testing.
string path;
ASSERT_TRUE(utils::MakeTempFile("FileWriterTest-XXXXXX", &path, nullptr));
ScopedPathUnlinker path_unlinker(path);
DirectFileWriter file_writer;
EXPECT_EQ(0, file_writer.Open(path.c_str(),
O_CREAT | O_LARGEFILE | O_TRUNC | O_WRONLY,
0644));
EXPECT_TRUE(file_writer.Write("test", 4));
brillo::Blob actual_data;
EXPECT_TRUE(utils::ReadFile(path, &actual_data));
EXPECT_FALSE(memcmp("test", actual_data.data(), actual_data.size()));
EXPECT_EQ(0, file_writer.Close());
}
TEST(FileWriterTest, ErrorTest) {
DirectFileWriter file_writer;
const string path("/tmp/ENOENT/FileWriterTest");
EXPECT_EQ(-ENOENT, file_writer.Open(path.c_str(),
O_CREAT | O_LARGEFILE | O_TRUNC, 0644));
}
TEST(FileWriterTest, WriteErrorTest) {
// Create a uniquely named file for testing.
string path;
ASSERT_TRUE(utils::MakeTempFile("FileWriterTest-XXXXXX", &path, nullptr));
ScopedPathUnlinker path_unlinker(path);
DirectFileWriter file_writer;
EXPECT_EQ(0, file_writer.Open(path.c_str(),
O_CREAT | O_LARGEFILE | O_TRUNC | O_RDONLY,
0644));
EXPECT_FALSE(file_writer.Write("x", 1));
EXPECT_EQ(0, file_writer.Close());
}
} // namespace chromeos_update_engine