assertEquals(
                "'artifactId' with value 'm$-do$' does not match a valid id pattern.",
                result.getErrors().get(1));
    }

    @Test
    void testMissingType() throws Exception {
        SimpleProblemCollector result = validate("missing-type-pom.xml");

        assertViolations(result, 0, 1, 0);

        assertEquals("'packaging' is missing.", result.getErrors().get(0));