@Test
    public void testUndefineNonExistentAttributeYamlOperations() {
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        try {
            container.startYamlExtension(new PrintStream(byteArrayOutputStream), new Path[]{testUndefineNonExistentAttributeYamlOperations});
            Assert.fail("Server must not start with non-existent attribute.");
        } catch (RuntimeException ex) {
            Assert.assertFalse("Server must not start with non-existent attribute.", container.isStarted());
            String expectedConsoleOutput = "ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) WFLYCTL0013: Operation (\"undefine-attribute\") failed - address: ([\n"
                    + "    (\"socket-binding-group\" => \"standard-sockets\"),\n"
                    + "    (\"socket-binding\" => \"txn-status-manager\")\n"
                    + "]) - failure description: \"WFLYCTL0201: Unknown attribute 'asfds'\"";
            assertThat("Server log must contain ERROR with information which attribute is wrong.", byteArrayOutputStream.toString(), CoreMatchers.containsString(expectedConsoleOutput));
        }
    }