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/fd_file.h" 18 #include "base/unix_file/random_access_file_test.h" 19 #include "common_runtime_test.h" // For ScratchFile 20 #include "gtest/gtest.h" 21 22 namespace unix_file { 23 24 class FdFileTest : public RandomAccessFileTest { 25 protected: 26 virtual RandomAccessFile* MakeTestFile() { 27 return new FdFile(fileno(tmpfile()), false); 28 } 29 }; 30 31 TEST_F(FdFileTest, Read) { 32 TestRead(); 33 } 34 35 TEST_F(FdFileTest, SetLength) { 36 TestSetLength(); 37 } 38 39 TEST_F(FdFileTest, Write) { 40 TestWrite(); 41 } 42 43 TEST_F(FdFileTest, UnopenedFile) { 44 FdFile file; 45 EXPECT_EQ(-1, file.Fd()); 46 EXPECT_FALSE(file.IsOpened()); 47 EXPECT_TRUE(file.GetPath().empty()); 48 } 49 50 TEST_F(FdFileTest, OpenClose) { 51 std::string good_path(GetTmpPath("some-file.txt")); 52 FdFile file; 53 ASSERT_TRUE(file.Open(good_path, O_CREAT | O_WRONLY)); 54 EXPECT_GE(file.Fd(), 0); 55 EXPECT_TRUE(file.IsOpened()); 56 EXPECT_EQ(0, file.Flush()); 57 EXPECT_EQ(0, file.Close()); 58 EXPECT_EQ(-1, file.Fd()); 59 EXPECT_FALSE(file.IsOpened()); 60 EXPECT_TRUE(file.Open(good_path, O_RDONLY)); 61 EXPECT_GE(file.Fd(), 0); 62 EXPECT_TRUE(file.IsOpened()); 63 64 ASSERT_EQ(file.Close(), 0); 65 ASSERT_EQ(unlink(good_path.c_str()), 0); 66 } 67 68 TEST_F(FdFileTest, ReadFullyEmptyFile) { 69 // New scratch file, zero-length. 70 art::ScratchFile tmp; 71 FdFile file; 72 ASSERT_TRUE(file.Open(tmp.GetFilename(), O_RDONLY)); 73 EXPECT_GE(file.Fd(), 0); 74 EXPECT_TRUE(file.IsOpened()); 75 uint8_t buffer[16]; 76 EXPECT_FALSE(file.ReadFully(&buffer, 4)); 77 } 78 79 } // namespace unix_file 80