1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "base/unix_file/random_access_file_utils.h"
18#include "base/unix_file/fd_file.h"
19#include "base/unix_file/string_file.h"
20#include "gtest/gtest.h"
21
22namespace unix_file {
23
24class RandomAccessFileUtilsTest : public testing::Test { };
25
26TEST_F(RandomAccessFileUtilsTest, CopyFile) {
27  StringFile src;
28  StringFile dst;
29
30  const std::string content("hello");
31  src.Assign(content);
32  ASSERT_EQ(src.ToStringPiece(), content);
33  ASSERT_EQ(dst.ToStringPiece(), "");
34
35  ASSERT_TRUE(CopyFile(src, &dst));
36  ASSERT_EQ(src.ToStringPiece(), dst.ToStringPiece());
37}
38
39TEST_F(RandomAccessFileUtilsTest, BadSrc) {
40  FdFile src(-1, false);
41  StringFile dst;
42  ASSERT_FALSE(CopyFile(src, &dst));
43}
44
45TEST_F(RandomAccessFileUtilsTest, BadDst) {
46  StringFile src;
47  FdFile dst(-1, false);
48
49  // We need some source content to trigger a write.
50  // Copying an empty file is a no-op.
51  src.Assign("hello");
52
53  ASSERT_FALSE(CopyFile(src, &dst));
54}
55
56}  // namespace unix_file
57