@Test
public void gnomadExomeAlleleResource() throws Exception {

    AlleleResource alleleResource = instance.gnomadExomeAlleleResource();
    AlleleArchive expectedArchive = new TabixAlleleArchive(Paths.get("src/test/resources/hg19/variants/gnomad.exomes.r2.0.1.sites.noVEP.vcf.gz"));
    assertThat(alleleResource.getAlleleParser(), instanceOf(ExacAlleleParser.class));
    GnomadExomeAlleleParser exacAlleleParser = (GnomadExomeAlleleParser) alleleResource.getAlleleParser();
    assertThat(exacAlleleParser.getPopulationKeys(), equalTo(ExacPopulationKey.GNOMAD_EXOMES));
    assertThat(alleleResource.getAlleleArchive(), equalTo(expectedArchive));
}