@Test
    void verifyPrepareDir() {
        val url = getClass().getClassLoader().getResource("META-INF");
        assertNotNull(url);
        val resource = ResourceUtils.prepareClasspathResourceIfNeeded(new UrlResource(url), true, "MANIFEST");
        assertNotNull(resource);
    }
This is {@link ResourceUtilsTests}.

@author Misagh Moayyed
@since 5.3.0
core/cas-server-core-util/src/test/java/org/apereo/cas/util/ResourceUtilsTests.java