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97 lines
3.2 KiB
Python
97 lines
3.2 KiB
Python
from django.test import SimpleTestCase
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from django.utils.deconstruct import deconstructible
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from django.utils.version import get_docs_version
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@deconstructible()
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class DeconstructibleClass:
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pass
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class DeconstructibleChildClass(DeconstructibleClass):
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pass
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@deconstructible(
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path="utils_tests.deconstructible_classes.DeconstructibleWithPathClass"
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)
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class DeconstructibleWithPathClass:
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pass
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class DeconstructibleWithPathChildClass(DeconstructibleWithPathClass):
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pass
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@deconstructible(
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path="utils_tests.deconstructible_classes.DeconstructibleInvalidPathClass",
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)
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class DeconstructibleInvalidPathClass:
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pass
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class DeconstructibleInvalidPathChildClass(DeconstructibleInvalidPathClass):
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pass
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class DeconstructibleTests(SimpleTestCase):
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def test_deconstruct(self):
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obj = DeconstructibleClass("arg", key="value")
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path, args, kwargs = obj.deconstruct()
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self.assertEqual(path, "utils_tests.test_deconstruct.DeconstructibleClass")
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self.assertEqual(args, ("arg",))
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self.assertEqual(kwargs, {"key": "value"})
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def test_deconstruct_with_path(self):
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obj = DeconstructibleWithPathClass("arg", key="value")
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path, args, kwargs = obj.deconstruct()
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self.assertEqual(
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path,
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"utils_tests.deconstructible_classes.DeconstructibleWithPathClass",
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)
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self.assertEqual(args, ("arg",))
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self.assertEqual(kwargs, {"key": "value"})
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def test_deconstruct_child(self):
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obj = DeconstructibleChildClass("arg", key="value")
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path, args, kwargs = obj.deconstruct()
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self.assertEqual(path, "utils_tests.test_deconstruct.DeconstructibleChildClass")
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self.assertEqual(args, ("arg",))
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self.assertEqual(kwargs, {"key": "value"})
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def test_deconstruct_child_with_path(self):
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obj = DeconstructibleWithPathChildClass("arg", key="value")
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path, args, kwargs = obj.deconstruct()
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self.assertEqual(
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path,
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"utils_tests.test_deconstruct.DeconstructibleWithPathChildClass",
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)
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self.assertEqual(args, ("arg",))
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self.assertEqual(kwargs, {"key": "value"})
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def test_invalid_path(self):
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obj = DeconstructibleInvalidPathClass()
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docs_version = get_docs_version()
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msg = (
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f"Could not find object DeconstructibleInvalidPathClass in "
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f"utils_tests.deconstructible_classes.\n"
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f"Please note that you cannot serialize things like inner "
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f"classes. Please move the object into the main module body to "
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f"use migrations.\n"
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f"For more information, see "
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f"https://docs.djangoproject.com/en/{docs_version}/topics/"
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f"migrations/#serializing-values"
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)
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with self.assertRaisesMessage(ValueError, msg):
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obj.deconstruct()
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def test_parent_invalid_path(self):
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obj = DeconstructibleInvalidPathChildClass("arg", key="value")
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path, args, kwargs = obj.deconstruct()
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self.assertEqual(
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path,
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"utils_tests.test_deconstruct.DeconstructibleInvalidPathChildClass",
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)
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self.assertEqual(args, ("arg",))
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self.assertEqual(kwargs, {"key": "value"})
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