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Unittests/Support/PathV2: Add FileSystem tests.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120888 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer 2010-12-04 03:18:42 +00:00
parent 470ae13be8
commit 9ad8221bcb
1 changed files with 35 additions and 0 deletions
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35
unittests/Support/Path.cpp
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@ -119,18 +119,53 @@ TEST(Support, Path) {
outs().flush();
}
// Create a temp file.
int FileDescriptor;
SmallString<64> TempPath;
ASSERT_FALSE(fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath));
// Make sure it exists.
bool TempFileExists;
ASSERT_FALSE(sys::fs::exists(Twine(TempPath), TempFileExists));
EXPECT_TRUE(TempFileExists);
// Create another temp tile.
int FD2;
SmallString<64> TempPath2;
ASSERT_FALSE(fs::unique_file("%%-%%-%%-%%.temp", FD2, TempPath2));
ASSERT_NE(TempPath.str(), TempPath2.str());
// Try to copy the first to the second.
EXPECT_EQ(fs::copy_file(Twine(TempPath), Twine(TempPath2)), errc::file_exists);
::close(FD2);
// Try again with the proper options.
ASSERT_FALSE(fs::copy_file(Twine(TempPath), Twine(TempPath2),
fs::copy_option::overwrite_if_exists));
// Remove Temp2.
ASSERT_FALSE(fs::remove(Twine(TempPath2), TempFileExists));
EXPECT_TRUE(TempFileExists);
// Make sure Temp2 doesn't exist.
ASSERT_FALSE(fs::exists(Twine(TempPath2), TempFileExists));
EXPECT_FALSE(TempFileExists);
// Create a hard link to Temp1.
ASSERT_FALSE(fs::create_hard_link(Twine(TempPath), Twine(TempPath2)));
bool equal;
ASSERT_FALSE(fs::equivalent(Twine(TempPath), Twine(TempPath2), equal));
EXPECT_TRUE(equal);
// Remove Temp1.
::close(FileDescriptor);
ASSERT_FALSE(fs::remove(Twine(TempPath), TempFileExists));
EXPECT_TRUE(TempFileExists);
// Remove the hard link.
ASSERT_FALSE(fs::remove(Twine(TempPath2), TempFileExists));
EXPECT_TRUE(TempFileExists);
// Make sure Temp1 doesn't exist.
ASSERT_FALSE(fs::exists(Twine(TempPath), TempFileExists));
EXPECT_FALSE(TempFileExists);
}