@Test
    public void testDetectIWork() throws Exception {
        assertTypeByData("testKeynote.key", "application/vnd.apple.keynote");
        assertTypeByData("testNumbers.numbers", "application/vnd.apple.numbers");
        assertTypeByData("testPages.pages", "application/vnd.apple.pages");
    }
Check that temporary files created by Tika are removed after
closing TikaInputStream.
tika-parsers/tika-parsers-standard/tika-parsers-standard-package/src/test/java/org/apache/tika/detect/TestContainerAwareDetector.java