@Test
 public void convertableRule() {
   DefaultExcludeRule excludeRule = new DefaultExcludeRule(TEST_ORG, TEST_MODULE);
   Exclusion mavenExclude = excludeRuleConverter.convert(excludeRule);
   assertEquals(TEST_ORG, mavenExclude.getGroupId());
   assertEquals(TEST_MODULE, mavenExclude.getArtifactId());
 }
 private void checkForNull(DefaultExcludeRule excludeRule) {
   assertNull(excludeRuleConverter.convert(excludeRule));
 }