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      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 "gtest/gtest.h"
     20 
     21 namespace unix_file {
     22 
     23 class FdFileTest : public RandomAccessFileTest {
     24  protected:
     25   virtual RandomAccessFile* MakeTestFile() {
     26     return new FdFile(fileno(tmpfile()));
     27   }
     28 };
     29 
     30 TEST_F(FdFileTest, Read) {
     31   TestRead();
     32 }
     33 
     34 TEST_F(FdFileTest, SetLength) {
     35   TestSetLength();
     36 }
     37 
     38 TEST_F(FdFileTest, Write) {
     39   TestWrite();
     40 }
     41 
     42 TEST_F(FdFileTest, UnopenedFile) {
     43   FdFile file;
     44   EXPECT_EQ(-1, file.Fd());
     45   EXPECT_FALSE(file.IsOpened());
     46   EXPECT_TRUE(file.GetPath().empty());
     47 }
     48 
     49 TEST_F(FdFileTest, OpenClose) {
     50   std::string good_path(GetTmpPath("some-file.txt"));
     51   FdFile file;
     52   ASSERT_TRUE(file.Open(good_path, O_CREAT | O_WRONLY));
     53   EXPECT_GE(file.Fd(), 0);
     54   EXPECT_TRUE(file.IsOpened());
     55   EXPECT_EQ(0, file.Close());
     56   EXPECT_EQ(-1, file.Fd());
     57   EXPECT_FALSE(file.IsOpened());
     58   EXPECT_TRUE(file.Open(good_path,  O_RDONLY));
     59   EXPECT_GE(file.Fd(), 0);
     60   EXPECT_TRUE(file.IsOpened());
     61 }
     62 
     63 }  // namespace unix_file
     64