assertProvideThrowsException("Test123");
        assertProvideThrowsException("123Test");
        assertProvideThrowsException("Test123Classification");
    }

    @Test
    public void test_provide_withLongClassificationName() {
        // Test with very long classification name
        StringBuilder longName = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longName.append("VeryLongClassificationName");