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 "update_engine/payload_consumer/file_writer.h"
18
19 #include <errno.h>
20 #include <string.h>
21 #include <unistd.h>
22
23 #include <string>
24
25 #include <brillo/secure_blob.h>
26 #include <gtest/gtest.h>
27
28 #include "update_engine/common/test_utils.h"
29 #include "update_engine/common/utils.h"
30
31 using std::string;
32
33 namespace chromeos_update_engine {
34
35 class FileWriterTest : public ::testing::Test {};
36
TEST(FileWriterTest,SimpleTest)37 TEST(FileWriterTest, SimpleTest) {
38 ScopedTempFile file("FileWriterTest-XXXXXX");
39 DirectFileWriter file_writer;
40 EXPECT_EQ(0,
41 file_writer.Open(file.path().c_str(),
42 O_CREAT | O_LARGEFILE | O_TRUNC | O_WRONLY,
43 0644));
44 EXPECT_TRUE(file_writer.Write("test", 4));
45 brillo::Blob actual_data;
46 EXPECT_TRUE(utils::ReadFile(file.path(), &actual_data));
47
48 EXPECT_EQ("test", string(actual_data.begin(), actual_data.end()));
49 EXPECT_EQ(0, file_writer.Close());
50 }
51
TEST(FileWriterTest,ErrorTest)52 TEST(FileWriterTest, ErrorTest) {
53 DirectFileWriter file_writer;
54 const string path("/tmp/ENOENT/FileWriterTest");
55 EXPECT_EQ(
56 -ENOENT,
57 file_writer.Open(path.c_str(), O_CREAT | O_LARGEFILE | O_TRUNC, 0644));
58 }
59
TEST(FileWriterTest,WriteErrorTest)60 TEST(FileWriterTest, WriteErrorTest) {
61 // Create a uniquely named file for testing.
62 ScopedTempFile file("FileWriterTest-XXXXXX");
63 DirectFileWriter file_writer;
64 EXPECT_EQ(0,
65 file_writer.Open(file.path().c_str(),
66 O_CREAT | O_LARGEFILE | O_TRUNC | O_RDONLY,
67 0644));
68 EXPECT_FALSE(file_writer.Write("x", 1));
69 EXPECT_EQ(0, file_writer.Close());
70 }
71
72 } // namespace chromeos_update_engine
73