How to use join_custom_field method in autotest

Best Python code snippet using autotest_python Github


Full Screen

...99 related_query = self._model.objects.filter(**{self._field: value})100 if not related_query:101 raise ConstraintError('%s %s not found' % (self._model_name, value))102 alias = self._make_alias_fn()103 queryset = queryset.model.objects.join_custom_field(queryset,104 related_query,105 alias)106 if is_inverse:107 condition = '%s.%s IS NULL'108 else:109 condition = '%s.%s IS NOT NULL'110 condition %= (alias,111 queryset.model.objects.key_on_joined_table(related_query))112 queryset = queryset.model.objects.add_where(queryset, condition)113 return queryset114class _KeyvalConstraint(Constraint):115 def __init__(self, model, key_field, value_field, make_alias_fn):116 self._model = model117 self._key_field = key_field118 self._value_field = value_field119 self._make_alias_fn = make_alias_fn120 def apply_constraint(self, queryset, value, comparison_type, is_inverse):121 if comparison_type not in (None, 'equals'):122 raise ConstraintError('Can only use equals or not equals with '123 'this selector')124 if '=' not in value:125 raise ConstraintError('You must specify a key=value pair for this '126 'selector')127 key, actual_value = value.split('=', 1)128 related_query = self._model.objects.filter(129 **{self._key_field: key, self._value_field: actual_value})130 alias = self._make_alias_fn()131 queryset = queryset.model.objects.join_custom_field(queryset,132 related_query,133 alias)134 if is_inverse:135 condition = '%s.%s IS NULL'136 else:137 condition = '%s.%s IS NOT NULL'138 condition %= (alias,139 queryset.model.objects.key_on_joined_table(related_query))140 queryset = queryset.model.objects.add_where(queryset, condition)...

Full Screen

Full Screen

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

LambdaTest Learning Hubs:


You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run autotest automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

Next-Gen App & Browser Testing Cloud

Was this article helpful?