hamcrest matcher for http status

snippet.java

 private Matcher<ResponseEntity<String>> httpStatus(final HttpStatus httpStatus) {
        return new BaseMatcher<ResponseEntity<String>>() {
            @Override
            public boolean matches(final Object item) {
                final ResponseEntity<String> responseEntity = (ResponseEntity<String>) item;
                return httpStatus.equals(responseEntity.getStatusCode());
            }

            @Override
            public void describeTo(final Description description) {
                description.appendText("Status code should be ").appendValue(httpStatus);
            }
        };
    }