superset-frontend/src/dashboard/components/DashboardGrid.test.jsx
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*
* http://www.apache.org/licenses/LICENSE-2.0
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import { fireEvent, render } from 'spec/helpers/testing-library';
import DashboardGrid from 'src/dashboard/components/DashboardGrid';
import newComponentFactory from 'src/dashboard/util/newComponentFactory';
import { DASHBOARD_GRID_TYPE } from 'src/dashboard/util/componentTypes';
import { GRID_COLUMN_COUNT } from 'src/dashboard/util/constants';
const args = { id: 'id', widthMultiple: 1, heightMultiple: 3 };
jest.mock(
'src/dashboard/containers/DashboardComponent',
() =>
({ onResizeStart, onResizeStop }) => (
<button
type="button"
data-test="mock-dashboard-component"
onClick={() => onResizeStart()}
onBlur={() => onResizeStop(args)}
>
Mock
</button>
),
);
const props = {
depth: 1,
editMode: false,
gridComponent: {
...newComponentFactory(DASHBOARD_GRID_TYPE),
children: ['a'],
},
handleComponentDrop() {},
resizeComponent() {},
width: 500,
isComponentVisible: true,
setDirectPathToChild() {},
};
function setup(overrideProps) {
return render(<DashboardGrid {...props} {...overrideProps} />, {
useRedux: true,
useDnd: true,
});
}
test('should render a div with class "dashboard-grid"', () => {
const { container } = setup();
expect(container.querySelector('.dashboard-grid')).toBeInTheDocument();
});
test('should render one DashboardComponent for each gridComponent child', () => {
const { getAllByTestId } = setup({
gridComponent: { ...props.gridComponent, children: ['a', 'b'] },
});
expect(getAllByTestId('mock-dashboard-component')).toHaveLength(2);
});
test('should render two empty DragDroppables in editMode to increase the drop target zone', () => {
const { queryAllByTestId } = setup({ editMode: false });
expect(queryAllByTestId('dragdroppable-object').length).toEqual(0);
const { getAllByTestId } = setup({ editMode: true });
expect(getAllByTestId('dragdroppable-object').length).toEqual(2);
});
test('should render grid column guides when resizing', () => {
const { container, getAllByTestId } = setup({ editMode: true });
expect(container.querySelector('.grid-column-guide')).not.toBeInTheDocument();
// map handleResizeStart to the onClick prop of the mock DashboardComponent
fireEvent.click(getAllByTestId('mock-dashboard-component')[0]);
expect(container.querySelectorAll('.grid-column-guide')).toHaveLength(
GRID_COLUMN_COUNT,
);
});
test('should call resizeComponent when a child DashboardComponent calls resizeStop', () => {
const resizeComponent = jest.fn();
const { getAllByTestId } = setup({ resizeComponent });
const dashboardComponent = getAllByTestId('mock-dashboard-component')[0];
fireEvent.blur(dashboardComponent);
expect(resizeComponent).toHaveBeenCalledTimes(1);
expect(resizeComponent).toHaveBeenCalledWith({
id: 'id',
width: 1,
height: 3,
});
});