def test_view_of_view(matrix_type, subset_func, subset_func2):
    adata = gen_adata((30, 15), X_type=matrix_type)
    adata.raw = adata
    if subset_func is single_subset:
        pytest.xfail("Other subset generating functions have trouble with this")
    var_s1 = subset_func(adata.var_names, min_size=4)
    var_view1 = adata[:, var_s1]
    var_s2 = subset_func2(var_view1.var_names)
    var_view2 = var_view1[:, var_s2]
    assert var_view2._adata_ref is adata
    obs_s1 = subset_func(adata.obs_names, min_size=4)
    obs_view1 = adata[obs_s1, :]
    obs_s2 = subset_func2(obs_view1.obs_names)
    assert adata[obs_s1, :][:, var_s1][obs_s2, :]._adata_ref is adata

    view_of_actual_copy = adata[:, var_s1].copy()[obs_s1, :].copy()[:, var_s2].copy()

    view_of_view_copy = adata[:, var_s1][obs_s1, :][:, var_s2].copy()

    assert_equal(view_of_actual_copy, view_of_view_copy, exact=True)
def setUp(self):
        super(SuggestionEditStateContentUnitTests, self).setUp()

        self.signup(self.AUTHOR_EMAIL, 'author')
        self.author_id = self.get_user_id_from_email(self.AUTHOR_EMAIL)
        self.signup(self.REVIEWER_EMAIL, 'reviewer')
        self.reviewer_id = self.get_user_id_from_email(self.REVIEWER_EMAIL)
        self.suggestion_dict = {
            'suggestion_id': 'exploration.exp1.thread1',
            'suggestion_type': (
                feconf.SUGGESTION_TYPE_EDIT_STATE_CONTENT),
            'target_type': feconf.ENTITY_TYPE_EXPLORATION,
            'target_id': 'exp1',
            'target_version_at_submission': 1,
            'status': suggestion_models.STATUS_ACCEPTED,
            'author_name': 'author',
            'final_reviewer_id': self.reviewer_id,
            'change': {
                'cmd': exp_domain.CMD_EDIT_STATE_PROPERTY,
                'property_name': exp_domain.STATE_PROPERTY_CONTENT,
                'state_name': 'state_1',
                'new_value': 'new suggestion content',
                'old_value': None
            },
            'score_category': 'content.Algebra',
            'language_code': None,
            'last_updated': utils.get_time_in_millisecs(self.fake_date),
            'edited_by_reviewer': False
        }