SmbPipeInputStream in2 = handle.getInput();
        SmbPipeOutputStream out1 = handle.getOutput();
        SmbPipeOutputStream out2 = handle.getOutput();

        // Assert: same instances are returned subsequently
        assertSame(in1, in2, "Input stream should be cached");
        assertSame(out1, out2, "Output stream should be cached");

        // Close and verify subsequent calls throw
        handle.close();

    // Another stream should be able to send data even though 1 is blocked.
    val stream2 = connection.newStream(headerEntries("b", "banana"), true)
    val out2 = stream2.sink.buffer()
    out2.writeUtf8("foo")
    out2.flush()
    assertThat(connection.writeBytesTotal)
      .isEqualTo((Settings.DEFAULT_INITIAL_WINDOW_SIZE + 3).toLong())
    assertThat(connection.writeBytesMaximum)