def test_layers_view():
    X = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])
    L = np.array([[10, 11, 12], [13, 14, 15], [16, 17, 18]])
    real_adata = ad.AnnData(X)
    real_adata.layers["L"] = L
    view_adata = real_adata[1:, 1:]
    real_hash = joblib.hash(real_adata)
    view_hash = joblib.hash(view_adata)

    assert view_adata.is_view

    with pytest.raises(ValueError):
        view_adata.layers["L2"] = L + 2

    assert view_adata.is_view  # Failing to set layer item makes adata not view
    assert real_hash == joblib.hash(real_adata)
    assert view_hash == joblib.hash(view_adata)

    view_adata.layers["L2"] = L[1:, 1:] + 2

    assert not view_adata.is_view
    assert real_hash == joblib.hash(real_adata)
    assert view_hash != joblib.hash(view_adata)
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)