assertViolations(result, 0, 0, 1);

        assertContains(result.getWarnings().get(0), "'version' must not contain any of these characters");
    }

    @Test
    void testBadSnapshotVersion() throws Exception {
        SimpleProblemCollector result = validate("bad-snapshot-version.xml");

        assertViolations(result, 0, 0, 1);