@Test
void testIsSymbolic() {

    assertThat(AllelePosition.of(4477084, "C", "<DEL:ME:ALU>").isSymbolic(), is(true));
    assertThat(AllelePosition.of(321681, "G", "G]17:198982]").isSymbolic(), is(true));
    assertThat(AllelePosition.of(0, "N", ".[13 : 123457[").isSymbolic(), is(true));
    assertThat(AllelePosition.of(0, "C", "C.").isSymbolic(), is(true));
    // Having a symbolic ref allele isn't mention in the VCF 4.2 spec, but we'll make sure though
    assertThat(AllelePosition.of(4477084, "<INS>", "A").isSymbolic(), is(true));
}