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How to use test_is_subset_of_failure_empty_superset method in assertpy

Best Python code snippet using assertpy_python

test_collection.py

Source:test_collection.py

...71    assert_that((1, )).is_subset_of((1, ))72    assert_that('ab').is_subset_of('ab')73    assert_that(set([1])).is_subset_of(set([1]))74    assert_that({'a': 1}).is_subset_of({'a': 1})75def test_is_subset_of_failure_empty_superset():76    try:77        assert_that(['a', 'b', 'c']).is_subset_of([])78        fail('should have raised error')79    except AssertionError as ex:80        assert_that(str(ex)).contains('to be subset of <>')81def test_is_subset_of_failure_single_item_superset():82    try:83        assert_that(['a', 'b', 'c']).is_subset_of(['x'])84        fail('should have raised error')85    except AssertionError as ex:86        if sys.version_info[0] == 3:87            assert_that(str(ex)).contains("to be subset of <{'x'}>")88        assert_that(str(ex)).contains("but <'a', 'b', 'c'> were missing.")89def test_is_subset_of_failure_array():...

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