Python TestUtils.TestUtils类代码示例

 def _get_chosen_tx_and_transcript_ds(self, chrom, loc):
     config = TestUtils.createUnitTestConfig()
     transcript_ds = TestUtils.createTranscriptProviderDatasource(config)
     transcript_ds.set_tx_mode(TranscriptProvider.TX_MODE_CANONICAL)
     start_txs = transcript_ds.get_transcripts_by_pos(chr=chrom, start=str(loc), end=str(loc))
     chosen_tx = transcript_ds._choose_transcript(start_txs, transcript_ds.get_tx_mode(),
                                                  VariantClassification.VT_SNP, "", "", str(loc), str(loc))
     return chosen_tx, transcript_ds

    def test_retrieve_transcripts_from_region(self):
        """Test that we can retrieve a large number of transcripts.  Requires a full gencode datasource."""
        config = TestUtils.createUnitTestConfig()
        transcript_ds = TestUtils.createTranscriptProviderDatasource(config)
        filtered_txs = transcript_ds.get_transcripts_by_pos(chr="1", start="1", end="100000000")

        self.assertTrue(len(filtered_txs) > 4000)
        gene_set = set([tx.get_gene() for tx in filtered_txs])
        self.assertTrue(len(gene_set) > 1500)

 def test_appris_selects_transcript(self):
     m = MutationDataFactory.default_create(chr="2", start="201722365", end="201722366", ref_allele="AC", alt_allele="-", build="hg19")
     transcript_ds = TestUtils.createTranscriptProviderDatasource(self.config)
     m = transcript_ds.annotate_mutation(m)
     tx = transcript_ds.get_transcript(m['annotation_transcript'])
     self.assertTrue(tx is not None, "Transcript was None when it should have been found.  Does the ground truth transcript above need to be updated?")
     self.assertEqual(tx._transcript_id,'ENST00000321356.4')

    def test_hashcode_changes_when_tx_mode_changes(self):
        """Test that a call to set_tx_mode will change the md5 hash for the datasource"""
        ds = TestUtils._create_test_gencode_v19_ds("out/test_hashcode_changes_when_tx_mode_changes_")
        ds.set_tx_mode(TranscriptProvider.TX_MODE_CANONICAL)
        dummy_seed = "dummy"
        ds.set_hashcode(dummy_seed)

        initial_hash = ds.get_hashcode()
        self.assertTrue(initial_hash != dummy_seed)

        ds.set_tx_mode(TranscriptProvider.TX_MODE_BEST_EFFECT)
        be_hash = ds.get_hashcode()
        self.assertTrue(initial_hash != be_hash)

        ds.set_tx_mode(TranscriptProvider.TX_MODE_CANONICAL)
        test_hash = ds.get_hashcode()
        self.assertTrue(test_hash == initial_hash)

        new_dummy_seed = "new_dummy"
        ds.set_hashcode(new_dummy_seed)

        # MAke sure new_dummy changes the hash.
        initial_hash2 = ds.get_hashcode()
        self.assertTrue(initial_hash2 != initial_hash)

        ds.set_tx_mode(TranscriptProvider.TX_MODE_BEST_EFFECT)
        be_hash2 = ds.get_hashcode()
        self.assertTrue(initial_hash2 != be_hash2)
        self.assertTrue(be_hash != be_hash2)

        ds.set_tx_mode(TranscriptProvider.TX_MODE_CANONICAL)
        test_hash = ds.get_hashcode()
        self.assertTrue(test_hash == initial_hash2)

    def test_protein_position_off_by_one(self, chrom, start, end, ref, alt, gt_prot_change):
        config = TestUtils.createUnitTestConfig()
        transcript_ds = TestUtils.createTranscriptProviderDatasource(config)
        cc_txs_fp = file("testdata/tx_exact_uniprot_matches.txt", 'r')
        cc_txs = [tx.rsplit(".", 1)[0] for tx in cc_txs_fp]
        cc_txs.append("ENST00000338368") # Add a transcript that is not exactly the same, but close
        cc_txs_fp.close()
        transcript_ds.set_custom_canonical_txs(cc_txs)
        m = MutationDataFactory.default_create()
        m.chr = chrom
        m.start = start
        m.end = end
        m.ref_allele = ref
        m.alt_allele = alt

        m2 = transcript_ds.annotate_mutation(m)

        self.assertEqual(m2['protein_change'], gt_prot_change)

    def test_overlapping_gene_5flank(self):
        """Test that we can collect an overlapping gene on its 5' Flank """
        ds = TestUtils._create_test_gencode_ds("out/overlapping_genes_flank")
        txs = ds.get_overlapping_transcripts("22", 22222050, 22222050, padding=100)
        self.assertTrue( len(txs) == 1)
        self.assertTrue(txs[0].get_transcript_id() == "ENST00000398822.3")

        txs = ds.get_overlapping_transcripts("22", 22224920, 22224920)
        self.assertTrue(len(txs) == 0)

 def test_single_sample_onp_combiner(self):
     """test that we can create an onp combined TCGA maf without crashing"""
     input_filename = 'testdata/maflite/onp.singlesample.maf.txt'
     output_filename = 'out/testSingleSampleOnpCombiner.maf'
     config = TestUtils.createUnitTestConfig()
     defaultdb = config.get('DEFAULT',"dbDir")
     spec = RunSpecificationFactory.create_run_spec("MAFLITE","TCGAMAF", input_filename, output_filename,
                                                    datasource_dir=defaultdb,
                                             other_opts={OptionConstants.INFER_ONPS: True})
     annotator = Annotator()
     annotator.initialize(spec)
     annotator.annotate()

    def test_basic_tag_filtering(self):
        """Test several cases for the BasicTagTranscriptFilter"""
        tx_filter = TranscriptFilterFactory.create_instance("basic")

        ensembl_ds = TestUtils._create_test_gencode_v19_ds("out/basic_tag_filter_ensembl_ds")
        tx_dict = ensembl_ds.getTranscriptDict()

        tx = tx_dict["ENST00000215832.6"]
        self.assertTrue(len(tx_filter.filter([tx])) == 1)

        attrib_dict = tx.get_other_attributes()
        attrib_dict.pop('tag', None)

        self.assertTrue(len(tx_filter.filter([tx])) == 0)

    def test_hgvs_annotations_simple_SNP(self):
        """Test that HGVS annotations appear (incl. protein change) in a mutation, so we believe that the Transcript objects are populated properly."""
        ds = TestUtils._create_test_gencode_ds("out/test_hgvs_annotations_")

        # Now for a negative strand
        m = MutationData()
        m.chr = "22"
        m.start = "22221730"
        m.end = "22221730"
        m.ref_allele = "T"
        m.alt_allele = "G"
        m.build = "hg19"
        m2 = ds.annotate_mutation(m)
        self.assertEqual(m2.get('HGVS_genomic_change', None), 'chr22.hg19:g.22221730T>G')
        self.assertEqual(m2.get('HGVS_coding_DNA_change', None), 'ENST00000215832.6:c.1A>C')
        self.assertEqual(m2.get('HGVS_protein_change', None), 'ENSP00000215832:p.Met1Leu')

 def test_hgvs_annotations_IGR(self):
     """Test that the HGVS annotations appear for IGR"""
     ds = TestUtils._create_test_gencode_ds("out/test_hgvs_annotations_IGR_")
     m = MutationData()
     m.createAnnotation('variant_type', 'SNP')
     m.createAnnotation('build', 'hg19')
     m.createAnnotation('variant_classification', 'IGR')
     m.createAnnotation('chr', '15')
     m.createAnnotation('start', 30938316)
     m.createAnnotation('end', 30938316)
     m.createAnnotation('ref_allele', 'G')
     m.createAnnotation('alt_allele', 'A')
     m2 = ds.annotate_mutation(m)
     self.assertEqual(m2.get('HGVS_genomic_change', None), 'chr15.hg19:g.30938316G>A')
     self.assertEqual(m2.get('HGVS_coding_DNA_change', None), '')
     self.assertEqual(m2.get('HGVS_protein_change', None), '')

    def test_retrieve_transcript_by_gene(self):
        """Simple test of retrieve_transcript_by_gene """
        gene = "MAPK1"

        ds = TestUtils._create_test_gencode_v19_ds("out/test_retrieve_transcript_by_gene_")
        txs = ds.retrieve_transcripts_by_gene(gene)

        self.assertTrue(len(txs) > 2)

        tx_ids = [tx.get_transcript_id() for tx in txs]

        self.assertTrue("ENST00000398822.3" in tx_ids, "ENST00000398822.3 not in gene %s -- is the version number correct?" % gene)
        self.assertTrue("ENST00000215832.6" in tx_ids, "ENST00000215832.6 not in gene %s -- is the version number correct?" % gene)

        for tx in txs:
            self.assertTrue(tx.get_gene() == gene)

    def test_no_mapping_file(self):
        """Test that we can still create (from scratch) and instantiate a EnsemblDatasource when no protein mapping is specified (i.e. limited HGVS support)"""
        """Test that HGVS annotations appear (incl. protein change) in a mutation, so we believe that the Transcript objects are populated properly."""
        ds = TestUtils._create_test_gencode_ds("out/test_hgvs_annotations_no_mapping_", protein_id_mapping_file=None)

        # Now for a negative strand
        m = MutationData()
        m.chr = "22"
        m.start = "22221730"
        m.end = "22221730"
        m.ref_allele = "T"
        m.alt_allele = "G"
        m.build = "hg19"
        m2 = ds.annotate_mutation(m)
        self.assertEqual(m2.get('HGVS_genomic_change', None), 'chr22.hg19:g.22221730T>G')
        self.assertEqual(m2.get('HGVS_coding_DNA_change', None), 'ENST00000215832.6:c.1A>C')
        self.assertEqual(m2.get('HGVS_protein_change', None), 'unknown_prot_seq_id:p.Met1Leu')

    def test_canonical_tx_list_empty(self):
        """Test that not specifying the canonical list will do nothing."""
        ds = TestUtils._create_test_gencode_v19_ds("out/test_canonical_tx_list_empty_")
        m = MutationDataFactory.default_create()
        m.chr = "22"
        m.start = "22142650"
        m.end = "22142650"
        m.ref_allele = "T"
        m.alt_allele = "A"

        m2 = ds.annotate_mutation(m)
        self.assertFalse(m2['annotation_transcript'].startswith("ENST00000544786"))
        self.assertFalse(m2['variant_classification'] == VariantClassification.INTRON)

        ds.set_custom_canonical_txs([])
        m2 = ds.annotate_mutation(m)
        self.assertTrue(m2['variant_classification'] == VariantClassification.MISSENSE)
        self.assertFalse(m2['annotation_transcript'].startswith("ENST00000544786"))

    def test_canonical_tx_list(self):
        """Test that specifying the canonical list will actually change the transcript selected. """
        ds = TestUtils._create_test_gencode_v19_ds("out/test_canonical_tx_list_")
        m = MutationDataFactory.default_create()
        m.chr = "22"
        m.start = "22142650"
        m.end = "22142650"
        m.ref_allele = "T"
        m.alt_allele = "A"
        ds.set_custom_canonical_txs(["ENST00000544786"])
        ds.set_tx_mode(TranscriptProvider.TX_MODE_BEST_EFFECT)

        # NOTE: tx list overrides best effect
        m2 = ds.annotate_mutation(m)
        self.assertTrue(m2['annotation_transcript'].startswith("ENST00000544786"))
        self.assertTrue(m2['variant_classification'] == VariantClassification.INTRON)

        ds.set_custom_canonical_txs([])
        m2 = ds.annotate_mutation(m)
        self.assertTrue(m2['variant_classification'] == VariantClassification.MISSENSE)
        self.assertFalse(m2['annotation_transcript'].startswith("ENST00000544786"))

    def test_small_positive_strand_transcript_change(self):
        """Test one location on a transcript and make sure that the transcript change rendered properly """
        ds = TestUtils._create_test_gencode_ds("out/small_positive_strand_")

        # Now for a negative strand
        m = MutationData()
        m.chr = "22"
        m.start = "22221730"
        m.end = "22221730"
        m.ref_allele = "T"
        m.alt_allele = "G"
        m2 = ds.annotate_mutation(m)
        self.assertTrue(m2['transcript_change'] == "c.1A>C", "Incorrect transcript change: " + m2['transcript_change'])

        # positive strand
        m = MutationData()
        m.chr = "3"
        m.start = "178916614"
        m.end = "178916614"
        m.ref_allele = "G"
        m.alt_allele = "T"
        m2 = ds.annotate_mutation(m)
        self.assertTrue(m2['transcript_change'] == "c.1G>T", "Incorrect transcript change: " + m2['transcript_change'])