1 //===-- FileTest.cpp ------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "lldb/Host/File.h"
10 #include "llvm/ADT/SmallString.h"
11 #include "llvm/Support/FileSystem.h"
12 #include "llvm/Support/FileUtilities.h"
13 #include "llvm/Support/Path.h"
14 #include "llvm/Support/Program.h"
15 #include "gtest/gtest.h"
16 
17 using namespace lldb;
18 using namespace lldb_private;
19 
20 TEST(File, GetWaitableHandleFileno) {
21   const auto *Info = testing::UnitTest::GetInstance()->current_test_info();
22 
23   llvm::SmallString<128> name;
24   int fd;
25   llvm::sys::fs::createTemporaryFile(llvm::Twine(Info->test_case_name()) + "-" +
26                                          Info->name(),
27                                      "test", fd, name);
28   llvm::FileRemover remover(name);
29   ASSERT_GE(fd, 0);
30 
31   FILE *stream = fdopen(fd, "r");
32   ASSERT_TRUE(stream);
33 
34   NativeFile file(stream, true);
35   EXPECT_EQ(file.GetWaitableHandle(), fd);
36 }
37 
38 TEST(File, GetStreamFromDescriptor) {
39   const auto *Info = testing::UnitTest::GetInstance()->current_test_info();
40   llvm::SmallString<128> name;
41   int fd;
42   llvm::sys::fs::createTemporaryFile(llvm::Twine(Info->test_case_name()) + "-" +
43                                          Info->name(),
44                                      "test", fd, name);
45 
46   llvm::FileRemover remover(name);
47   ASSERT_GE(fd, 0);
48 
49   NativeFile file(fd, File::eOpenOptionWrite, true);
50   ASSERT_TRUE(file.IsValid());
51 
52   FILE *stream = file.GetStream();
53   ASSERT_TRUE(stream != NULL);
54 
55   EXPECT_EQ(file.GetDescriptor(), fd);
56   EXPECT_EQ(file.GetWaitableHandle(), fd);
57 }
58