@Test
@SneakyThrows
void writeByteByByteChunkedExactChunk() {

    writeByteByByte(exactOneMultipartChunk);
    tested.close();
    assertThat(bytesSentDirectly.getAllValues()).isEmpty();
    assertThat(uploadChunk.getAllValues()).hasSize(1);
    assertThat(uploadChunk.getAllValues().get(0).getInputStream()).hasContent(new String(exactOneMultipartChunk));
}