@Test
public void applyReturnsUnresolvedValueIfUnsupportedRqlFunctionDefined() {

    when(expressionResolver.resolveAsPipelineElement("header:reply-to"))
            .thenReturn(PipelineElement.resolved("false"));
    final String params = String.format("(%s,\"%s\",\"%s\")", "header:reply-to", "na", "true");
    assertThat(underTest.apply(KNOWN_INPUT, params, expressionResolver)).isEmpty();
}