@Test
public void cannotFindFileThatDoesNotMatch() {

    Optional<FileLocator.FileResult> result = fileLocator.find("hello.json", emptyList());
    assertFalse(result.isPresent());
    result = fileLocator.find("p1/hello.json.json", emptyList());
    assertFalse(result.isPresent());
    result = fileLocator.find("p1/hello.xml.json", emptyList());
    assertFalse(result.isPresent());
    result = fileLocator.find("does/not/exist", emptyList());
    assertFalse(result.isPresent());
}