def test_ACN5_first_description_must_have_same_start_date(date_ranges):
"""The start date of the first description period must be equal to the start
date of the additional code."""
description = factories.AdditionalCodeDescriptionFactory.create(
described_additionalcode__valid_between=date_ranges.no_end,
validity_start=date_ranges.later.lower,
)
with pytest.raises(BusinessRuleViolation):
business_rules.ACN5(description.transaction).validate(
description.described_additionalcode, )
def test_ACN5_start_dates_cannot_match():
"""No two associated description periods may have the same start date."""
existing = factories.AdditionalCodeDescriptionFactory.create()
duplicate = factories.AdditionalCodeDescriptionFactory.create(
described_additionalcode=existing.described_additionalcode,
validity_start=existing.validity_start,
)
with pytest.raises(BusinessRuleViolation):
business_rules.ACN5(duplicate.transaction).validate(
existing.described_additionalcode, )
def test_ACN5_description_start_before_additional_code_end(date_ranges):
"""The start date must be less than or equal to the end date of the
additional code."""
description = factories.AdditionalCodeDescriptionFactory.create(
described_additionalcode__valid_between=date_ranges.normal,
validity_start=date_ranges.later.lower,
)
next_description = factories.AdditionalCodeDescriptionFactory.create(
described_additionalcode=description.described_additionalcode,
validity_start=date_ranges.starts_with_normal.lower,
)
with pytest.raises(BusinessRuleViolation):
business_rules.ACN5(next_description.transaction).validate(
description.described_additionalcode, )
def test_ACN5_one_description_mandatory():
"""At least one description is mandatory."""
additional_code = factories.AdditionalCodeFactory.create()
with pytest.raises(BusinessRuleViolation):
business_rules.ACN5(
additional_code.transaction).validate(additional_code)
