114 lines
3.7 KiB
Python
114 lines
3.7 KiB
Python
from types import MappingProxyType
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from typing import List, Set, Iterable, Iterator, Any
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from unittest import TestCase
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from objtools.collections import namespacify, Namespace
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class TestNamespacify(TestCase):
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def test_namespace(self) -> None:
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ns: Namespace = Namespace(a='b')
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self.assertIs(ns, namespacify(ns))
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def test_mapping(self) -> None:
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ns: Namespace = namespacify(MappingProxyType({'a': 'b', 'c': 'd'}))
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self.assertIsInstance(ns, Namespace)
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self.assertEqual(dict(ns), {'a': 'b', 'c': 'd'})
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def test_str(self) -> None:
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ns: str = namespacify('something')
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self.assertEqual(ns, 'something')
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def test_bytes(self) -> None:
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ns: bytes = namespacify(b'something')
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self.assertEqual(ns, b'something')
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def test_sequence(self) -> None:
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ns: List[Namespace] = namespacify([{'a': 'b'}, {'c': 'd'}])
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self.assertIsInstance(ns, list)
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self.assertTrue(all(isinstance(n, Namespace) for n in ns))
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self.assertListEqual(list(map(dict, ns)), [{'a': 'b'}, {'c': 'd'}])
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def test_set(self) -> None:
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ns: Set[int] = namespacify({1, 2, 3, 4, 5})
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self.assertSetEqual(ns, {1, 2, 3, 4, 5})
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def test_iterable(self) -> None:
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ns: Iterable[Namespace] = namespacify(
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map(MappingProxyType, [{'a': 'b'}, {'c': 'd'}])
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)
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self.assertNotIsInstance(ns, list)
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ns = list(ns)
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self.assertTrue(all(isinstance(n, Namespace) for n in ns))
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self.assertListEqual(list(map(dict, ns)), [{'a': 'b'}, {'c': 'd'}])
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def test_any(self) -> None:
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self.assertEqual(namespacify(42), 42)
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self.assertEqual(namespacify(42.0), 42.0)
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self.assertEqual(namespacify(True), True)
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self.assertEqual(namespacify(namespacify), namespacify)
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class TestNamespace(TestCase):
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def test_init(self) -> None:
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ns: Namespace = Namespace()
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self.assertDictEqual(dict(ns), {})
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ns = Namespace({'b': 3}, {'a': 4}, a=1, b=2)
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self.assertDictEqual(dict(ns), {'a': 1, 'b': 2})
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def test_getitem(self) -> None:
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ns: Namespace = Namespace(a=1)
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self.assertEqual(ns['a'], 1)
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with self.assertRaises(KeyError):
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ns['b']
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def test_getattr(self) -> None:
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ns: Any = Namespace(a=1)
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self.assertEqual(getattr(ns, 'a'), 1)
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with self.assertRaises(AttributeError):
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ns.b
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def test_iter(self) -> None:
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ns: Namespace = Namespace(a=1, b=2)
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iterator: Iterator = iter(ns)
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self.assertEqual(next(iterator), 'a')
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self.assertEqual(next(iterator), 'b')
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def test_len(self) -> None:
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self.assertEqual(len(Namespace(a=1, b=2)), 2)
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self.assertEqual(len(Namespace()), 0)
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def test_repr(self) -> None:
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self.assertEqual(repr(Namespace()), 'Namespace({})')
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self.assertEqual(repr(Namespace(a=1)), "Namespace({'a': 1})")
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def test_str(self) -> None:
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self.assertEqual(str(Namespace()), '{}')
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self.assertEqual(str(Namespace(a=1)), "{'a': 1}")
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def test_copy(self) -> None:
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ns: Namespace = Namespace(a=1, b=2)
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self.assertEqual(ns.copy(), ns)
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self.assertIsNot(ns.copy(), ns)
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def test_set(self) -> None:
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ns: Any = Namespace(a=4)
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ns.a = 1
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ns['b'] = 2
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self.assertEqual(ns, Namespace(a=1, b=2))
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def test_del(self) -> None:
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ns: Any = Namespace(a=1, b=2)
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del ns.a
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self.assertEqual(ns, Namespace(b=2))
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del ns['b']
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self.assertEqual(ns, Namespace())
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def test_del_not_found(self) -> None:
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ns: Any = Namespace(a=1, b=2)
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with self.assertRaises(AttributeError):
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del ns.c
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with self.assertRaises(KeyError):
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del ns['c']
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