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67 lines
1.8 KiB
Python
67 lines
1.8 KiB
Python
from operator import attrgetter
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from django.core.exceptions import ObjectDoesNotExist
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from django.urls import NoReverseMatch
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class MockObject:
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"""
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A mock object for testing purposes.
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"""
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def __init__(self, **kwargs):
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self._kwargs = kwargs
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for key, value in kwargs.items():
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setattr(self, key, value)
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def __str__(self):
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sorted_kwargs = ', '.join(['%s=%s' % (key, value) for key, value in sorted(self._kwargs.items())])
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return f'<MockObject {sorted_kwargs}>'
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class MockQueryset:
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"""
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A mock queryset for testing purposes.
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"""
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def __init__(self, iterable):
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self.items = iterable
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def __getitem__(self, index):
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return self.items[index]
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def get(self, **lookup):
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for item in self.items:
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if all(attrgetter(key.replace('__', '.'))(item) == value for key, value in lookup.items()):
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return item
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raise ObjectDoesNotExist()
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class BadType:
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"""
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Raise a `TypeError` when used as a lookup value with a `MockQueryset`.
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This behavior mimics Django's queryset lookups with incorrect types.
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"""
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def __eq__(self):
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raise TypeError()
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def mock_reverse(view_name, args=None, kwargs=None, request=None, format=None):
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"""
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Mocked implementation of Django's reverse function for testing.
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"""
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args = args or []
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kwargs = kwargs or {}
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first_value = (args + list(kwargs.values()) + ['-'])[0]
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prefix = 'http://example.org' if request else ''
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suffix = f'.{format}' if format is not None else ''
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return f'{prefix}/{view_name}/{first_value}{suffix}/'
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def fail_reverse(view_name, args=None, kwargs=None, request=None, format=None):
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"""
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Mocked implementation of Django's reverse function to raise a NoReverseMatch for testing.
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"""
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raise NoReverseMatch()
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