def test_cmp_vrt_iter_vrt2(self):
vs1 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example1.vcf'))
vs2 = VariantSetFromFile(
pkg_file('genomvar.test', 'data/example_gnomad_1.vcf.gz'))
vrt = list(vs1.iter_vrt())
self.assertEqual(len(list(vs1.diff_vrt(vs2).iter_vrt())), len(vrt))
def test_submission_with_bg(self):
input_lines = open(pkg_file('GOnet', 'data/tests/genelist3.csv'),
'r').read()
bg_file = open(
pkg_file('GOnet', 'data/tests/CD8_cells_background_TPM10.lst'),
'r')
request_data = {
'submit': ['Submit'],
'paste_data': [input_lines],
'bg_file': [bg_file],
'namespace': ['biological_process'],
'analysis_type': ['enrich'],
'output_type': ['graph'],
'csv_separator': [','],
'qvalue': [0.0001]
}
threads = []
seen = set()
for n in range(200):
bg_file.seek(0)
t = Thread(target=c.post,
args=(urls.reverse('GOnet-submit-form'), request_data))
t.daemon = True
t.start()
threads.append(t)
sleep(random.random() * 10)
print('>!< Spamming task', len(threads))
print('new vars', set(vars().keys()).difference(seen))
seen = set(vars().keys())
for t in threads:
t.join()
print('deleting threads')
del threads
print('sleeping......................................')
sleep(100000000)
def test_wrong_chrom_name_in_ref(self):
ref = Reference(pkg_file(__name__, 'data/chr25.fasta'))
vset = VariantSetFromFile(pkg_file('genomvar.test',
'data/example1.vcf.gz'),
reference=ref,
index=True)
self.assertEqual(len(list(vset.find_vrt(rgn='chr24:1200-1210'))), 2)
ref.close()
def test_diff_callback(self):
s1 = VariantSetFromFile(pkg_file('genomvar.test', 'data/example3.vcf'))
s2 = VariantSetFromFile(pkg_file('genomvar.test', 'data/example3.vcf'))
cb = lambda m: [v.attrib['vcf_notation']['row'] for v in m]
for N, vrt in enumerate(s1.comm_vrt(s2).iter_vrt(callback=cb)):
self.assertEqual(vrt.attrib['vcf_notation']['row'],
vrt.attrib['cmp'][0])
self.assertEqual(N, 7)
def test_cmp_stream(self):
s1 = VariantSetFromFile(pkg_file('genomvar.test', 'data/example1.vcf'))
s2 = VariantSetFromFile(
pkg_file('genomvar.test', 'data/example2.vcf.gz'))
nofv = 0
for vrt in s1.diff_vrt(s2).iter_vrt():
nofv += vrt.nof_unit_vrt()
self.assertEqual(nofv, 14)
def test_find_vrt(self):
ivfs = VariantSetFromFile(pkg_file('genomvar.test',
'data/example2.vcf.gz'),
index=True)
vs = VariantSet.from_vcf(
pkg_file('genomvar.test', 'data/example2.vcf.gz'))
self.assertEqual(
sum([v.nof_unit_vrt() for v in ivfs.find_vrt('chr24')]),
sum([v.nof_unit_vrt() for v in vs.find_vrt('chr24')]))
self.assertEqual(sum([v.nof_unit_vrt() for v in ivfs.iter_vrt()]),
sum([v.nof_unit_vrt() for v in vs.iter_vrt()]))
class TestStreamCmp(TestCase):
f1 = pkg_file('genomvar.test','data/example1.vcf.gz')
f2 = pkg_file('genomvar.test','data/example2.vcf.gz')
def test_cmp_vcf_files(self):
def _get_info(info):
if info=='.':
return {}
tokenized = info.split(';')
kval = map(lambda i: i.split('=',maxsplit=1),tokenized)
return {k:v for (k,v) in kval}
out = io.StringIO()
with warnings.catch_warnings(record=True):
cnt = _cmp_vcf(self.f1,self.f2,out=out)
self.assertEqual(cnt[0], 14)
self.assertEqual(cnt[2], 4)
self.assertEqual(cnt[1], 12)
out.seek(0)
noheader = itertools.dropwhile(lambda l: l.startswith('#'),out)
rows = [VCFRow(*l.strip().split('\t')) for l in noheader]
row0 = rows[0]
info = _get_info(row0.INFO)
self.assertEqual([row0.CHROM,row0.POS,row0.REF,row0.ALT],
['chr23',7462,'G','T'])
self.assertEqual(info['whichVCF'],'second')
self.assertEqual(info['ln'],'13')
#last = rows[-1]
info = _get_info(rows[-1].INFO)
self.assertEqual(info['ln'],'30')
self.assertEqual(info['ln2'],'21')
def test_unsorted_VCF_input(self):
header = []
lines = []
with open(pkg_file('genomvar.test','data/example1.vcf'),'rt') as fh:
for line in fh:
if line.startswith('#'):
header.append(line)
else:
lines.append(line)
tf = tempfile.NamedTemporaryFile(suffix='.vcf')
with open(tf.name,'wt') as fh:
fh.writelines(header)
fh.writelines(reversed(lines))
out = io.StringIO()
with warnings.catch_warnings(record=True):
with self.assertRaises(UnsortedVariantFileError):
_cmp_vcf(pkg_file('genomvar.test','data/example1.vcf'),
tf.name,out=out)
def test_GO_annotate_genelist14(self):
input_lines = open(pkg_file(__name__, 'data/genelist14.tsv'),
'r').read()
custom_annotation = open(
pkg_file(__name__, 'data/custom_annotation2.txt'), 'r').read()
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'custom',
'custom_terms': custom_annotation,
'organism': 'mouse'
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
def test_GO_annotate_genelist2(self):
input_lines = open(pkg_file(__name__, 'data/genelist2.tsv'),
'r').read()
custom_annotation = open(
pkg_file(__name__, 'data/custom_annotation.txt'), 'r').read()
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'custom',
'custom_terms': custom_annotation
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
self.assertEqual(resp.status_code, 200)
sn = GOnetSubmission.objects.latest('submit_time')
net_dict = json.loads(sn.network)
G = cyjs.cyjs2nx(net_dict)
self.assertListEqual(list(G.predecessors('P29376')), ['GO:0071300'])
self.assertListEqual(list(G.predecessors('Q5TBA9')), ['GO:0016043'])
self.assertListEqual(list(G.predecessors('P16403')), ['GO:0065003'])
# Test node GO:0071300 (cellular response to retinoic acid)
n = list(
filter(lambda n: n['data']['id'] == 'GO:0071300',
net_dict['elements']['nodes']))[0]
self.assertEqual(n['data']['tot_gn'],
len(O.get_attr('GO:0071300', 'human')))
# Test CSV response
csv_resp = c.get(urls.reverse('GOnet-csv-res', args=(str(sn.id), )))
b = io.StringIO()
b.write(csv_resp.content.decode())
b.seek(0)
res = pd.read_csv(b, sep=',', index_col=1)
self.assertIn('LTK', res.loc['GO:0032526', 'Genes'])
# Test TXT response
txt_resp = c.get(urls.reverse('GOnet-txt-res', args=(str(sn.id), )))
b = io.StringIO()
b.write(txt_resp.content.decode())
b.seek(0)
line_found = False
for line in b:
if line.strip().startswith('GO:0032526'):
self.assertIn('LTK', line)
line_found = True
break
self.assertTrue(line_found)
def test_cmp_vrt_iter_vrt(self):
vs1 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example1.vcf.gz'),
parse_samples=True)
vs2 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example2.vcf.gz'),
parse_samples=True)
comm = list()
for vrt in vs1.comm_vrt(vs2).iter_vrt():
comm.append(vrt)
self.assertTrue(vrt.attrib['samples'],
msg='Vrt {} has no samples'.format(vrt))
self.assertEqual(len(comm), 4)
diff = vs1.diff_vrt(vs2).iter_vrt()
self.assertEqual(len(list(diff)), 12)
def test_cmp_vrt_region_multisample2(self):
vs1 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example_1000genomes_1.vcf.gz'),
parse_samples=True,
index=True)
vs2 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example_1000genomes_2.vcf.gz'),
parse_samples=True,
index=True)
comm = []
for vrt in vs2.comm_vrt(vs1).region(rgn='7:152134922-152436005'):
comm.append(vrt)
self.assertTrue(hasattr(vrt, 'attrib'), msg='False for' + str(vrt))
comm = list(vs2.comm_vrt(vs1).region(rgn='7:152134922-152436005'))
self.assertGreater(len(comm), 0)
def test_cmp_vrt_region(self):
vs1 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example1.vcf.gz'),
parse_samples=True,
parse_info=True,
index=True)
vs2 = VariantSetFromFile(pkg_file('genomvar.test',
'data/example2.vcf.gz'),
parse_samples='SAMP1',
parse_info=True,
index=True)
comm = list(vs1.comm_vrt(vs2).region(rgn='chr24:10040-10050'))
self.assertEqual(len(comm), 2)
v1, v2 = comm
self.assertEqual(v1.attrib['info']['AF'], 1.0)
self.assertEqual(v1.attrib['samples']['SAMP1']['GT'], (0, 1))
def test_asterisk_variant(self):
vset = VariantSet.from_vcf(pkg_file(
'genomvar.test', 'data/example_with_asterisk.vcf.gz'),
parse_info=True)
vrt = list(vset.find_vrt('chr1', 995507, 995515))
self.assertEqual(len(vrt), 3)
def test_init(self):
reader = VCFReader(pkg_file('genomvar.test', 'data/example1.vcf'))
self.assertEqual(reader.header_len, 15)
dtype = reader._dtype
self.assertEqual(len(dtype['format']), 1)
self.assertTrue(issubclass(dtype['format']['GT']['dtype'], np.object_),
msg='Got type' + str(dtype['format']['GT']['type']))
def test_minimal_VCF_definition_io(self):
buf = io.StringIO()
with open(pkg_file('genomvar.test', 'data/example1.vcf'), 'rt') as fh:
for line in fh:
if line.startswith('##fileformat') \
or line.startswith('#CHROM') \
or not line.startswith('#'):
buf.write(line)
buf.seek(0)
reader = VCFReader(buf)
outbuf = io.StringIO()
writer = VCFWriter(format_spec=[RESERVED_FORMAT.GT],
samples=reader.samples)
variants1 = []
for vrt in reader.iter_vrt(parse_samples=True):
self.assertTrue(
isinstance(vrt.attrib['samples']['SAMP1']['GT'], str))
if vrt.attrib['samples']['SAMP1'].get('GT') == '0/1':
vrt.attrib['samples']['SAMP1']['GT'] = (0, 1)
else:
vrt.attrib['samples']['SAMP1']['GT'] = None
outbuf.write(str(writer.get_row(vrt)))
variants1.append(vrt)
variants1.sort(key=lambda v: v.start)
outbuf.seek(0)
variants2 = list(VCFReader(outbuf).iter_vrt())
variants2.sort(key=lambda v: v.start)
for v1, v2 in zip(variants1, variants2):
self.assertTrue(v1.edit_equal(v2))
def test_GO_annotate_genelist2_vs_enriched(self):
input_lines = open(pkg_file(__name__, 'data/genelist2.tsv'),
'r').read()
req = dict(job_req, **{'paste_data': input_lines})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
enrich_job = GOnetSubmission.objects.latest('submit_time')
df = enrich_job.enrich_res_df
enriched_terms = df[df['q'] < enrich_job.qvalue]['term']
custom_annotation = '\n'.join(enriched_terms)
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'custom',
'custom_terms': custom_annotation
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
annot_job = GOnetSubmission.objects.latest('submit_time')
G_enrich = cyjs.cyjs2nx(json.loads(enrich_job.network))
G_annot = cyjs.cyjs2nx(json.loads(annot_job.network))
self.assertSetEqual(set(G_enrich.nodes), set(G_annot.nodes))
self.assertSetEqual(set(G_enrich.edges), set(G_annot.edges))
def test_submission_default(self):
input_lines = open(pkg_file(__name__, 'data/tests/genelist6.tsv'),
'r').read()
request_data = {
'submit': ['Submit'],
'paste_data': [input_lines],
'namespace': ['biological_process'],
'analysis_type': ['enrich'],
'output_type': ['graph'],
'csv_separator': ['\t'],
'qvalue': [0.05]
}
threads = []
for n in range(200):
t = Thread(target=c.post,
args=(urls.reverse('GOnet-submit-form'), request_data))
t.daemon = True
t.start()
threads.append(t)
sleep(random.random() * 10)
print('>!< Spamming task', len(threads))
for t in threads:
t.join()
del threads
print('sleeping......................................')
sleep(100000000)
def test_cmp_vrt_iter_same(self):
vs = VariantSetFromFile(
pkg_file('genomvar.test', 'data/example2.vcf.gz'))
tot = list(vs.find_vrt())
# print(tot)
comm = list(vs.comm_vrt(vs).iter_vrt())
self.assertEqual(len(comm), len(tot))
def test_class(self):
vset = VariantSetFromFile(pkg_file('genomvar.test',
'data/example1.vcf.gz'),
parse_info=True,
reference=self.chr24,
parse_samples='SAMP1')
# Test find_vrt and returned INFO
vrt = list(vset.find_vrt('chr24', 1200, 1210))
self.assertEqual(len(vrt), 2)
v1, v2 = vrt
self.assertEqual(v1.attrib['info']['NSV'], 1)
self.assertEqual(v2.attrib['info']['RECN'], 19)
# Test multiallelic
vrt = list(vset.find_vrt('chr24', 20, 30))
self.assertEqual(len(vrt), 2)
v1, v2 = vrt
self.assertEqual(v1.attrib['info']['AF'], 0.5)
self.assertEqual(v2.attrib['info']['AF'], 0.5)
# Test find_vrt precision
vrt = list(vset.find_vrt('chr24', 2095, 2096))
self.assertEqual(len(vrt), 1)
vrt = list(vset.find_vrt('chr24', 2098, 2100))
self.assertEqual(len(vrt), 1)
# Test find all variants
self.assertEqual(len(list(vset.find_vrt())), 16)
# Test finding all variants
self.assertEqual(len(list(vset.find_vrt())), 16)
def test_from_variants_vcf(self):
vs0 = varset.VariantSet.from_vcf(pkg_file('genomvar.test',
'data/example1.vcf'),
parse_info=True)
variants1 = sorted(vs0.iter_vrt(), key=lambda v: v.key)
vs = VariantSet.from_variants(variants1)
_desc = 'Test for multinumber field'
info_spec_tuples = [('DP4', 4, 'Integer', _desc),
('NSV', 1, 'Integer')]
info_spec_dict = vs0.dtype['info']
for info_spec in (info_spec_tuples, info_spec_dict):
tf = tempfile.NamedTemporaryFile(suffix='.vcf')
with open(tf.name, 'wt') as fh:
vs.to_vcf(fh, info_spec=info_spec)
with open(tf.name, 'rt') as fh:
self.assertIn(
'##INFO=<ID=DP4,Number=4,Type=Integer,Description="{}">'\
.format(_desc),
fh.read().splitlines())
fh.seek(0)
# print(fh.read())
variants2 = sorted(VCFReader(tf.name).iter_vrt(parse_info=True),
key=lambda v: v.key)
self.assertEqual(len(variants1), len(variants2))
cnt = 0
for v1, v2 in zip(variants1, variants2):
self.assertTrue(v1.edit_equal(v2))
self.assertEqual(v1.attrib['info']['NSV'],
v2.attrib['info']['NSV'])
def test_GO_enrich_genelist6_long(self):
input_lines = open(pkg_file(__name__, 'data/genelist6.tsv'),
'r').read()
bg_file = open(
pkg_file(__name__, 'data/DPOS_Mgate_Tcells_background_TPM1.lst'),
'r')
req = dict(
job_req, **{
'paste_data': input_lines,
'bg_type': 'custom',
'bg_file': bg_file,
'qvalue': 0.0001
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
sn = GOnetSubmission.objects.latest('submit_time')
self.assertEqual(resp.status_code, 200)
def test_resolution_mouse_Uniprot_IDs(self):
genelist9 = pd.read_csv(pkg_file(__name__, 'data/genelist9.tsv'),
sep='\t')
genelist9 = genelist9[genelist9.Uniprot_ID != 'None']
input_lines = '\n'.join(genelist9['Uniprot_ID'])
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'goslim_immunol',
'output_type': 'csv',
'organism': 'mouse'
})
URL = urls.reverse('GOnet-submit-form')
resp = c.post(URL, req, follow=True)
self.assertEqual(resp.status_code, 200)
sn = GOnetSubmission.objects.latest('submit_time')
idmap_resp = c.get(
urls.reverse('GOnet-input-idmap', args=(str(sn.id), )))
b = io.StringIO()
b.write(idmap_resp.content.decode())
b.seek(0)
res = pd.read_csv(b, sep='\t', index_col=0)
for tup in genelist9.itertuples():
if tup.MGI_ID == 'MGI:2151253':
continue
self.assertEqual(res.loc[tup.Uniprot_ID, 'MGI_ID'], tup.MGI_ID)
def test_from_variants_to_vcf_with_sampdata(self):
file = pkg_file('genomvar.test', 'data/example3.vcf')
variants1 = sorted(VCFReader(file).iter_vrt(parse_samples=True),
key=lambda v: v.key)
vs = VariantSet.from_variants(variants1)
tf = tempfile.NamedTemporaryFile(suffix='.vcf')
with open(tf.name, 'wt') as fh:
vs.to_vcf(
fh,
format_spec=[RESERVED_FORMAT.GT, ('AD', 'R', 'Integer', '')],
samples=['SAMP1'])
with open(tf.name, 'rt') as fh:
fh.seek(0)
self.assertIn(
'##FORMAT=<ID=AD,Number=R,Type=Integer,'\
+'Description="">',
fh.read().splitlines())
variants2 = sorted(VCFReader(tf.name).iter_vrt(parse_samples=True),
key=lambda v: v.key)
self.assertEqual(len(variants1), len(variants2))
cnt = 0
for v1, v2 in zip(variants1, variants2):
self.assertTrue(v1.edit_equal(v2))
self.assertEqual(v1.attrib['samples']['SAMP1']['AD'],
v2.attrib['samples']['SAMP1']['AD'])
def test_from_vcf_with_attr(self):
s = VariantSet.from_vcf(pkg_file('genomvar.test', 'data/example1.vcf'),
parse_info=True)
_vrt = list(s.find_vrt('chr24', 150, 160))
self.assertEqual(len(_vrt), 1)
vrt = _vrt[0]
self.assertEqual(vrt.attrib['info']['AF'], 1.0)
# Check multiallelic locus
_vrt = list(s.find_vrt('chr24', 20, 30))
self.assertEqual(len(_vrt), 2)
for vrt in _vrt:
if not vrt.is_variant_instance(variant.Null):
self.assertEqual(vrt.attrib['info']['AF'], 0.5)
# Check None/KeyError cases (".",field absent...)
_vrt = list(
filter(lambda o: not o.is_variant_instance(variant.Null),
s.find_vrt('chr24', 450, 460)))
self.assertEqual(len(_vrt), 1)
vrt = _vrt[0]
with self.assertRaises(ValueError):
vrt.attrib['info']['Randomfields']
_vrt = list(
filter(lambda o: not o.is_variant_instance(variant.Null),
s.find_vrt('chr24', 4750, 4760)))
self.assertEqual(len(_vrt), 1)
vrt = _vrt[0]
self.assertEqual(vrt.attrib['info']['STR'], True)
def test_from_vcf_to_records(self):
vs = VariantSet.from_vcf(pkg_file('genomvar.test',
'data/example1.vcf'),
parse_info=True,
parse_samples=True)
self.assertEqual(vs._samples, ['SAMP1'])
# Test nested dtype
recs = vs.to_records(nested=True)
self.assertEqual(list(recs.dtype.fields), [
'chrom', 'start', 'end', 'ref', 'alt', 'vartype', 'phase_group',
'info', 'SAMPLES'
])
self.assertEqual(
list(recs['info'].dtype.fields),
['NSV', 'AF', 'DP4', 'ECNT', 'pl', 'mt', 'RECN', 'STR'])
self.assertEqual(list(recs['SAMPLES'].dtype.fields), ['SAMP1'])
self.assertEqual(list(recs['SAMPLES']['SAMP1'].dtype.fields), ['GT'])
# Test not nested
recs = vs.to_records(nested=False)
self.assertEqual(list(recs.dtype.fields), [
'chrom', 'start', 'end', 'ref', 'alt', 'vartype', 'phase_group',
'info_NSV', 'info_AF', 'info_DP4', 'info_ECNT', 'info_pl',
'info_mt', 'info_RECN', 'info_STR', 'SAMPLES_SAMP1_GT'
])
def test_GO_annotate_invalid_term(self):
input_lines = open(pkg_file(__name__, 'data/genelist2.tsv'),
'r').read()
custom_annotation = open(
pkg_file(__name__, 'data/custom_annotation.txt'), 'r').read()
custom_annotation += 'GO:1234567'
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'custom',
'custom_terms': custom_annotation
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
self.assertContains(
resp, 'Some of the custom terms provided were not found')
self.assertContains(resp, 'GO:1234567')
def test_sv_types(self):
with warnings.catch_warnings(record=True) as wrn:
vs = VariantSet.from_vcf(
pkg_file('genomvar.test', 'data/example4.vcf.gz'))
warnings.simplefilter('always')
self.assertEqual(vs.nof_unit_vrt(), 100)
self.assertGreater(len(wrn), 1)
self.assertIn('Structural', str(wrn[-1].message))
def test_sort_chroms(self):
vs = VariantSet.from_vcf(
pkg_file('genomvar.test', 'data/example2.vcf.gz'))
vs.sort_chroms()
self.assertEqual(list(vs.get_chroms()), ['chr23', 'chr24'])
vs.sort_chroms(key=lambda c: 1 if c == 'chr24' else 2)
self.assertEqual(list(vs.get_chroms()), ['chr24', 'chr23'])
def test_GO_annotate_genelist2(self):
input_lines = open(pkg_file(__name__, 'data/genelist2.tsv'),
'r').read()
input_data_df = pd.read_csv(pkg_file(__name__, 'data/genelist2.tsv'),
sep='\t',
header=None)
req = dict(
job_req, **{
'paste_data': input_lines,
'analysis_type': 'annot',
'slim': 'goslim_immunol'
})
resp = c.post(urls.reverse('GOnet-submit-form'), req, follow=True)
self.assertEqual(resp.status_code, 200)
sn = GOnetSubmission.objects.latest('submit_time')
net = json.loads(sn.network)
G = cyjs.cyjs2nx(net)
self.assertTrue(G.has_edge('GO:0007165', 'P29376'))
# Test recognition of user-supplied contrast values
gene_nodes = filter(lambda n: not n['data']['name'].startswith('GO:'),
net['elements']['nodes'])
gene_nodes = list(gene_nodes)
self.assertEqual(len(list(filter(lambda node: float(node['data']['expr:user_supplied'])>0, gene_nodes))), \
np.sum(input_data_df[1]>0) - 1 ) #-1 for HIST1H2AM
self.assertEqual(len(list(filter(lambda node: float(node['data']['expr:user_supplied'])<0, gene_nodes))), \
np.sum(input_data_df[1]<0))
#Test CSV response
csv_resp = c.get(urls.reverse('GOnet-csv-res', args=(str(sn.id), )))
res = io.StringIO()
res.write(csv_resp.content.decode())
res.seek(0)
res_df = pd.read_csv(res, sep=',', index_col=0)
self.assertIn('GO:0007165', set(res_df['GO_term_ID']))
self.assertEqual(res_df.index[0], 1)
#Test TXT response
txt_resp = c.get(urls.reverse('GOnet-txt-res', args=(str(sn.id), )))
res = io.StringIO()
res.write(txt_resp.content.decode())
res.seek(0)
goterms = set()
for line in res:
goterms.add(line.split()[0])
self.assertIn('GO:0007165', goterms)
def test_empty_vcf(self):
buf = io.StringIO()
with open(pkg_file('genomvar.test', 'data/example1.vcf')) as fh:
for line in itertools.takewhile(lambda l: l.startswith('#'), fh):
buf.write(line)
buf.seek(0)
vs = VariantSet.from_vcf(buf)
self.assertEqual(vs.nof_unit_vrt(), 0)
