def test_parse_frequency_non_existing_freq(cyvcf2_variant):
variant = cyvcf2_variant
# GIVEN a variant dict with a frequency in info_dict without value
variant.INFO['1000G'] = None
# WHEN frequency is parsed
frequency = parse_frequency(variant, '1000G')
# THEN the frequency should be None
assert frequency == None
def test_parse_frequency_non_existing_keyword(cyvcf2_variant):
variant = cyvcf2_variant
# GIVEN a variant dict with a frequency in info_dict
variant.INFO['1000G'] = 0.01
# WHEN frequency is parsed with wrong keyword
frequency = parse_frequency(variant, 'EXACAF')
# THEN the frequency should be None
assert frequency == None
def test_parse_frequency_non_existing_freq(cyvcf2_variant):
variant = cyvcf2_variant
# GIVEN a variant dict with a frequency in info_dict without value
variant.INFO["1000G"] = None
# WHEN frequency is parsed
frequency = parse_frequency(variant, "1000G")
# THEN the frequency should be None
assert frequency is None
def test_parse_frequency_non_existing_keyword(cyvcf2_variant):
variant = cyvcf2_variant
# GIVEN a variant dict with a frequency in info_dict
variant.INFO["1000G"] = 0.01
# WHEN frequency is parsed with wrong keyword
frequency = parse_frequency(variant, "EXACAF")
# THEN the frequency should be None
assert frequency is None
def test_parse_frequency(cyvcf2_variant):
# GIVEN a variant dict with a frequency in info_dict
variant = cyvcf2_variant
variant.INFO['1000G'] = 0.01
# WHEN frequency is parsed
frequency = parse_frequency(variant, '1000G')
# THEN the frequency should be a float with correct value
assert frequency == float(variant.INFO['1000G'])
def test_parse_frequency(cyvcf2_variant):
# GIVEN a variant dict with a frequency in info_dict
variant = cyvcf2_variant
variant.INFO["1000G"] = 0.01
# WHEN frequency is parsed
frequency = parse_frequency(variant, "1000G")
# THEN the frequency should be a float with correct value
assert frequency == float(variant.INFO["1000G"])