def test_should_create_rule_model_in_db(self):
expected_name = 'django_business_rules.tests.product_business_rule.ProductBusinessRule'
self.assertFalse(
BusinessRuleModel.objects.filter(name=expected_name).exists())
ProductBusinessRule.generate()
self.assertTrue(
BusinessRuleModel.objects.filter(name=expected_name).exists())
def test_should_create_rule_model_in_db_with_empty_dict_as_rule(self):
expected_name = 'django_business_rules.tests.product_business_rule.ProductBusinessRule'
expected_rules = '{}'
self.assertFalse(
BusinessRuleModel.objects.filter(name=expected_name).exists())
ProductBusinessRule.generate()
self.assertEqual(
BusinessRuleModel.objects.get(name=expected_name).rules,
expected_rules)
def test_should_get_rules_from_db(self):
# GIVEN
expected_name = 'django_business_rules.tests.product_business_rule.ProductBusinessRule'
expected_rules = {'key1': 'value1'}
self.assertFalse(
BusinessRuleModel.objects.filter(name=expected_name).exists())
ProductBusinessRule.generate()
ProductBusinessRule.save_rules({'key1': 'value1'})
# WHEN
actual_rules = ProductBusinessRule.get_rules()
# THEN
self.assertEqual(actual_rules, expected_rules)
def test_should_save_rules_in_db(self):
# GIVEN
expected_name = 'django_business_rules.tests.product_business_rule.ProductBusinessRule'
expected_rules = '{"key1": "value1"}'
self.assertFalse(
BusinessRuleModel.objects.filter(name=expected_name).exists())
ProductBusinessRule.generate()
# WHEN
ProductBusinessRule.save_rules({'key1': 'value1'})
# THEN
self.assertEqual(
BusinessRuleModel.objects.get(name=expected_name).rules,
expected_rules)
def test_should_update_rule_model_in_db(self):
# GIVEN
expected_name = 'django_business_rules.tests.product_business_rule.ProductBusinessRule'
self.assertFalse(
BusinessRuleModel.objects.filter(name=expected_name).exists())
ProductBusinessRule.generate()
self.assertEqual(
BusinessRuleModel.objects.get(name=expected_name).description, '')
# WHEN
ProductBusinessRuleToTestUpdate.generate()
# THEN
expected_description = 'updated ProductBusinessRule'
self.assertEqual(
BusinessRuleModel.objects.get(name=expected_name).description,
expected_description)