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LibCore+Tests: Add SeekableStream::truncate()

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Sam Atkins 2022-02-03 19:21:51 +00:00 • committed by Tim Flynn
parent d9fb1b8c2e
commit 4d5080388a
4 changed files with 27 additions and 0 deletions
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12
Tests/LibCore/TestLibCoreStream.cpp
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@ -135,6 +135,18 @@ TEST_CASE(file_adopt_invalid_fd)
EXPECT_EQ(maybe_file.error().code(), EBADF);
}
TEST_CASE(file_truncate)
{
auto maybe_file = Core::Stream::File::open("/tmp/file-truncate-test.txt", Core::Stream::OpenMode::Write);
auto file = maybe_file.release_value();
EXPECT(!file->truncate(999).is_error());
EXPECT_EQ(file->size().release_value(), 999);
EXPECT(!file->truncate(42).is_error());
EXPECT_EQ(file->size().release_value(), 42);
}
// TCPSocket tests
TEST_CASE(should_error_when_connection_fails)