import { handleTargetChanged } from './helpers'; import { GraphiteQueryEditorState } from './store'; describe('handleTargetChanged', () => { let state: GraphiteQueryEditorState; beforeEach(() => { state = { queryModel: { error: null, target: { target: 'oldTarget' }, updateModelTarget: jest.fn(), }, queries: [], paused: false, refresh: jest.fn(), } as unknown as GraphiteQueryEditorState; }); it('should return early if queryModel.error is set', () => { state.queryModel.error = new Error('Some error'); handleTargetChanged(state); expect(state.queryModel.updateModelTarget).not.toHaveBeenCalled(); }); it('should refresh if target changes and state is not paused', () => { state.queryModel.target.target = 'oldTarget'; (state.queryModel.updateModelTarget as jest.Mock).mockImplementation(() => { state.queryModel.target.target = 'newTarget'; }); handleTargetChanged(state); expect(state.refresh).toHaveBeenCalled(); }); it('should refresh if fullTarget changes and state is not paused', () => { state.queryModel.target.targetFull = 'oldTargetFull'; (state.queryModel.updateModelTarget as jest.Mock).mockImplementation(() => { state.queryModel.target.targetFull = 'newTargetFull'; }); handleTargetChanged(state); expect(state.refresh).toHaveBeenCalled(); }); it('should not refresh if target does not change', () => { handleTargetChanged(state); expect(state.refresh).not.toHaveBeenCalled(); }); it('should not refresh if state is paused', () => { state.paused = true; handleTargetChanged(state); expect(state.refresh).not.toHaveBeenCalled(); }); });