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How to use bad_invariant_d method in hypothesis

Best Python code snippet using hypothesis

test_stateful.py

Source:test_stateful.py

...860            raise AssertionError("This invariant runs, even though it shouldn't.")861        @invariant()862        @precondition(lambda self: True)863        @precondition(lambda self: False)864        def bad_invariant_d(self):865            raise AssertionError("This invariant runs, even though it shouldn't.")866    run_state_machine_as_test(MultiplePreconditionMachine)867class TrickyInitMachine(RuleBasedStateMachine):868    @initialize()869    def init_a(self):870        self.a = 0871    @rule()872    def inc(self):873        self.a += 1874    @invariant()875    def check_a_positive(self):876        # This will fail if run before the init_a method, but without877        # @invariant(check_during_init=True) it will only run afterwards.878        assert self.a >= 0...

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