Method test_write_bytes_to_buffer

testing/test_capture.py:861–867

In python3, stdout / stderr are text io wrappers (exposing a buffer property of the underlying bytestream). See issue #1407

(self)

        pytest.raises(TypeError, f.write, b"hello")

    def test_write_bytes_to_buffer(self) -> None:
        """In python3, stdout / stderr are text io wrappers (exposing a buffer
        property of the underlying bytestream).  See issue #1407
        """
        f = capture.CaptureIO()
        f.buffer.write(b"foo\r\n")
        assert f.getvalue() == "foo\r\n"


class TestTeeCaptureIO(TestCaptureIO):