How to use test_foreign_key_primary method in hypothesis

Best Python code snippet using hypothesis

test_given_models.py

Source:test_given_models.py

...125    def test_no_null_in_charfield(self, x):126        # regression test for #1045.  Company just has a convenient CharField.127        assert "\x00" not in x.name128    @given(binary(min_size=10))129    def test_foreign_key_primary(self, buf):130        # Regression test for #1307131        company_strategy = from_model(Company, name=just("test"))132        strategy = from_model(133            CompanyExtension, company=company_strategy, self_modifying=just(2)134        )135        try:136            ConjectureData.for_buffer(buf).draw(strategy)137        except HypothesisException:138            reject()139        # Draw again with the same buffer. This will cause a duplicate140        # primary key.141        ConjectureData.for_buffer(buf).draw(strategy)142        assert CompanyExtension.objects.all().count() == 1143class TestsNeedingRollback(TransactionTestCase):...

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