mwchase /
class-namespaces
| @@ 124-159 (lines=36) @@ | ||
| 121 | assert DClass().ns.footer == 3 |
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| 122 | ||
| 123 | ||
| 124 | def test_abstractclassmethod_basics(abc): |
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| 125 | """Test abstract classmethod works as expected. |
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| 126 | ||
| 127 | Adapted from Python's test suite. |
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| 128 | """ |
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| 129 | @classmethod |
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| 130 | @abstractmethod |
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| 131 | def footer(cls): |
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| 132 | """Return cls. Abstract.""" |
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| 133 | return cls |
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| 134 | assert footer.__isabstractmethod__ |
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| 135 | ||
| 136 | @classmethod |
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| 137 | def barter(cls): |
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| 138 | """Return cls. Concrete.""" |
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| 139 | return cls |
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| 140 | assert not getattr(barter, "__isabstractmethod__", False) |
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| 141 | ||
| 142 | class CClass(metaclass=abc.NamespaceableABCMeta): |
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| 143 | """A throwaway test class.""" |
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| 144 | @classmethod |
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| 145 | @abstractmethod |
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| 146 | def footer(cls): |
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| 147 | """Return class name. Abstract.""" |
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| 148 | return cls.__name__ |
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| 149 | with pytest.raises(TypeError): |
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| 150 | print(CClass()) |
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| 151 | ||
| 152 | class DClass(CClass): |
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| 153 | """A throwaway test class.""" |
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| 154 | @classmethod |
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| 155 | def footer(cls): |
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| 156 | """Return class name. Concrete.""" |
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| 157 | return super().footer() |
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| 158 | assert DClass.footer() == 'DClass' |
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| 159 | assert DClass().footer() == 'DClass' |
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| 160 | ||
| 161 | ||
| 162 | def test_abstractclassmethod_namespaced(abc, namespace): |
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| @@ 184-217 (lines=34) @@ | ||
| 181 | return super().ns.footer() |
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| 182 | assert DClass.ns.footer() == 'DClass' |
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| 183 | assert DClass().ns.footer() == 'DClass' |
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| 184 | ||
| 185 | ||
| 186 | def test_abstractstaticmethod_basics(abc): |
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| 187 | """Test abstract staticmethod works as expected. |
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| 188 | ||
| 189 | Adapted from Python's test suite. |
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| 190 | """ |
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| 191 | @staticmethod |
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| 192 | @abstractmethod |
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| 193 | def footer(): |
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| 194 | """Do nothing. Abstract.""" |
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| 195 | assert footer.__isabstractmethod__ |
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| 196 | ||
| 197 | @staticmethod |
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| 198 | def barter(): |
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| 199 | """Do nothing. Concrete.""" |
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| 200 | assert not getattr(barter, "__isabstractmethod__", False) |
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| 201 | ||
| 202 | class CClass(metaclass=abc.NamespaceableABCMeta): |
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| 203 | """A throwaway test class.""" |
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| 204 | @staticmethod |
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| 205 | @abstractmethod |
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| 206 | def footer(): |
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| 207 | """Return 3. Abstract.""" |
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| 208 | return 3 |
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| 209 | with pytest.raises(TypeError): |
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| 210 | print(CClass()) |
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| 211 | ||
| 212 | class DClass(CClass): |
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| 213 | """A throwaway test class.""" |
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| 214 | @staticmethod |
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| 215 | def footer(): |
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| 216 | """Return 4. Concrete.""" |
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| 217 | return 4 |
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| 218 | assert DClass.footer() == 4 |
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| 219 | assert DClass().footer() == 4 |
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| 220 | ||
