String[] lines = output.split("\n");

        assertTrue("Buffer should respect max size", lines.length <= InputStreamThread.MAX_BUFFER_SIZE + 1);
    }

    @Test
    public void test_getOutput_emptyStream() throws InterruptedException {
        InputStream is = new ByteArrayInputStream("".getBytes(StandardCharsets.UTF_8));

        InputStreamThread thread = new InputStreamThread(is, StandardCharsets.UTF_8, 10, null);