def test_view_mixin_copies_data(adata, array_type: type, attr):
    N = 100
    adata = ad.AnnData(
        obs=pd.DataFrame(index=np.arange(N)), var=pd.DataFrame(index=np.arange(N))
    )

    X = array_type(sparse.eye(N, N).multiply(np.arange(1, N + 1)))
    if attr == "X":
        adata.X = X
    else:
        getattr(adata, attr)["arr"] = X

    view = adata[:50]

    if attr == "X":
        arr_view = view.X
    else:
        arr_view = getattr(view, attr)["arr"]

    arr_view_copy = arr_view.copy()

    if sparse.issparse(X):
        assert not np.shares_memory(arr_view.indices, arr_view_copy.indices)
        assert not np.shares_memory(arr_view.indptr, arr_view_copy.indptr)
        assert not np.shares_memory(arr_view.data, arr_view_copy.data)

        arr_view_copy.data[0] = -5
        assert not np.array_equal(arr_view_copy.data, arr_view.data)
    else:
        assert not np.shares_memory(arr_view, arr_view_copy)

        arr_view_copy[0, 0] = -5
        assert not np.array_equal(arr_view_copy, arr_view)
def create_connects(self):
        self.ui.spinBoxFuzzingStart.valueChanged.connect(self.on_fuzzing_start_changed)
        self.ui.spinBoxFuzzingEnd.valueChanged.connect(self.on_fuzzing_end_changed)
        self.ui.comboBoxFuzzingLabel.currentIndexChanged.connect(self.on_combo_box_fuzzing_label_current_index_changed)
        self.ui.btnRepeatValues.clicked.connect(self.on_btn_repeat_values_clicked)
        self.ui.btnAddRow.clicked.connect(self.on_btn_add_row_clicked)
        self.ui.btnDelRow.clicked.connect(self.on_btn_del_row_clicked)
        self.ui.tblFuzzingValues.deletion_wanted.connect(self.delete_lines)
        self.ui.chkBRemoveDuplicates.stateChanged.connect(self.on_remove_duplicates_state_changed)
        self.ui.sBAddRangeStart.valueChanged.connect(self.on_fuzzing_range_start_changed)
        self.ui.sBAddRangeEnd.valueChanged.connect(self.on_fuzzing_range_end_changed)
        self.ui.checkBoxLowerBound.stateChanged.connect(self.on_lower_bound_checked_changed)
        self.ui.checkBoxUpperBound.stateChanged.connect(self.on_upper_bound_checked_changed)
        self.ui.spinBoxLowerBound.valueChanged.connect(self.on_lower_bound_changed)
        self.ui.spinBoxUpperBound.valueChanged.connect(self.on_upper_bound_changed)
        self.ui.spinBoxRandomMinimum.valueChanged.connect(self.on_random_range_min_changed)
        self.ui.spinBoxRandomMaximum.valueChanged.connect(self.on_random_range_max_changed)
        self.ui.spinBoxFuzzMessage.valueChanged.connect(self.on_fuzz_msg_changed)
        self.ui.btnAddFuzzingValues.clicked.connect(self.on_btn_add_fuzzing_values_clicked)
        self.ui.comboBoxFuzzingLabel.editTextChanged.connect(self.set_current_label_name)