@Test
void shouldLogRequestWithoutHeaders() throws IOException {

    final String correlationId = "b7e7a488-682a-11e5-b527-10ddb1ee7671";
    final HttpRequest request = MockHttpRequest.create()
            .withPath("/test")
            .withBodyAsString("Hello, world!");
    final String format = unit.format(correlation(correlationId), request);
    assertThat(format, not(containsString("headers")));
}