93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
//
|
|
// Copyright (C) 2013 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 "shill/file_reader.h"
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include <base/files/file_util.h>
|
|
#include <base/files/scoped_temp_dir.h>
|
|
#include <base/strings/string_util.h>
|
|
#include <gtest/gtest.h>
|
|
|
|
using base::FilePath;
|
|
using std::string;
|
|
using std::vector;
|
|
|
|
namespace shill {
|
|
|
|
class FileReaderTest : public ::testing::Test {
|
|
public:
|
|
void VerifyReadLines(const FilePath& path, const vector<string>& lines) {
|
|
string line;
|
|
EXPECT_FALSE(reader_.ReadLine(&line));
|
|
EXPECT_TRUE(reader_.Open(path));
|
|
for (size_t i = 0; i < lines.size(); ++i) {
|
|
EXPECT_TRUE(reader_.ReadLine(&line));
|
|
EXPECT_EQ(lines[i], line);
|
|
}
|
|
EXPECT_FALSE(reader_.ReadLine(&line));
|
|
reader_.Close();
|
|
EXPECT_FALSE(reader_.ReadLine(&line));
|
|
}
|
|
|
|
protected:
|
|
FileReader reader_;
|
|
};
|
|
|
|
TEST_F(FileReaderTest, OpenNonExistentFile) {
|
|
EXPECT_FALSE(reader_.Open(FilePath("a_nonexistent_file")));
|
|
}
|
|
|
|
TEST_F(FileReaderTest, OpenEmptyFile) {
|
|
base::ScopedTempDir temp_dir;
|
|
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
|
|
FilePath path;
|
|
ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir.path(), &path));
|
|
|
|
EXPECT_TRUE(reader_.Open(path));
|
|
string line;
|
|
EXPECT_FALSE(reader_.ReadLine(&line));
|
|
reader_.Close();
|
|
}
|
|
|
|
TEST_F(FileReaderTest, ReadLine) {
|
|
vector<string> lines;
|
|
lines.push_back("this is");
|
|
lines.push_back("a");
|
|
lines.push_back("");
|
|
lines.push_back("test");
|
|
string content = base::JoinString(lines, "\n");
|
|
|
|
base::ScopedTempDir temp_dir;
|
|
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
|
|
FilePath path;
|
|
ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir.path(), &path));
|
|
|
|
// Test a file not ending with a new-line character
|
|
ASSERT_EQ(content.size(),
|
|
base::WriteFile(path, content.c_str(), content.size()));
|
|
VerifyReadLines(path, lines);
|
|
|
|
// Test a file ending with a new-line character
|
|
content.push_back('\n');
|
|
ASSERT_EQ(content.size(),
|
|
base::WriteFile(path, content.c_str(), content.size()));
|
|
VerifyReadLines(path, lines);
|
|
}
|
|
|
|
} // namespace shill
|