How to use test_max_elements_to_print_lt_len_means_partial_iterable_sample_message method in Testify

Best Python code snippet using Testify_python

assertions_test.py

Source:assertions_test.py

...605            assertions.assert_equal(str(exception), expected_message)606        with assertions.assert_raises_such_that(607                AssertionError, message_has_whole_iterable_sample):608            assertions.assert_empty(iterable, max_elements_to_print=len(elements))609    def test_max_elements_to_print_lt_len_means_partial_iterable_sample_message(self):610        """611        Tests that when max_elements_to_print is less than the length of the612        whole iterable, the first max_elements_to_print elements are printed.613        """614        elements = [1, 2, 3, 4, 5]615        iterable = (i for i in elements)616        max_elements_to_print = len(elements) - 1617        expected_message = "iterable %s was unexpectedly non-empty. first %i elements: %s" \618            % (iterable, max_elements_to_print, elements[:max_elements_to_print])619        def message_has_whole_iterable_sample(exception):620            assertions.assert_equal(str(exception), expected_message)621        with assertions.assert_raises_such_that(622                AssertionError, message_has_whole_iterable_sample):623            assertions.assert_empty(iterable, max_elements_to_print=max_elements_to_print)...

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