n8n/cypress/e2e/10-undo-redo.cy.ts

import { CODE_NODE_NAME, SET_NODE_NAME } from './../constants';
import { SCHEDULE_TRIGGER_NODE_NAME } from '../constants';
import { WorkflowPage as WorkflowPageClass } from '../pages/workflow';
import { NDV } from '../pages/ndv';

// Suite-specific constants
const CODE_NODE_NEW_NAME = 'Something else';

const WorkflowPage = new WorkflowPageClass();
const ndv = new NDV();

describe('Undo/Redo', () => {
	beforeEach(() => {
		WorkflowPage.actions.visit();
	});

	it('should undo/redo adding nodes', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 0);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
	});

	it('should undo/redo adding connected nodes', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
	});

	it('should undo/redo adding node in the middle', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.actions.addNodeBetweenNodes(
			SCHEDULE_TRIGGER_NODE_NAME,
			CODE_NODE_NAME,
			SET_NODE_NAME,
		);
		WorkflowPage.actions.zoomToFit();
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 3);
		WorkflowPage.getters.nodeConnections().should('have.length', 2);
	});

	it('should undo/redo deleting node using delete button', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters
			.canvasNodeByName(CODE_NODE_NAME)
			.find('[data-test-id=delete-node-button]')
			.click({ force: true });
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
	});

	it('should undo/redo deleting node using keyboard shortcut', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NAME).click();
		cy.get('body').type('{backspace}');
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 1);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
	});

	it('should undo/redo deleting node between two connected nodes', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(SET_NODE_NAME);
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NAME).click();
		WorkflowPage.actions.zoomToFit();
		cy.get('body').type('{backspace}');
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 3);
		WorkflowPage.getters.nodeConnections().should('have.length', 2);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
	});

	it('should undo/redo deleting whole workflow', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		cy.get('body').type('{esc}');
		cy.get('body').type('{esc}');
		WorkflowPage.actions.selectAll();
		cy.get('body').type('{backspace}');
		WorkflowPage.getters.canvasNodes().should('have.have.length', 0);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.have.length', 0);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
	});

	it('should undo/redo moving nodes', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		cy.drag('[data-test-id="canvas-node"].jtk-drag-selected', [50, 150]);
		WorkflowPage.getters
			.canvasNodeByName('Code')
			.should('have.attr', 'style', 'left: 740px; top: 320px;');
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters
			.canvasNodeByName('Code')
			.should('have.attr', 'style', 'left: 640px; top: 220px;');
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters
			.canvasNodeByName('Code')
			.should('have.attr', 'style', 'left: 740px; top: 320px;');
	});

	it('should undo/redo deleting a connection by pressing delete button', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters.nodeConnections().realHover();
		cy.get('.connection-actions .delete')
			.filter(':visible')
			.should('be.visible')
			.click({ force: true });
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
	});

	it('should undo/redo deleting a connection by moving it away', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		cy.drag('.rect-input-endpoint.jtk-endpoint-connected', [0, -100]);
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.nodeConnections().should('have.length', 1);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.nodeConnections().should('have.length', 0);
	});

	it('should undo/redo disabling a node using disable button', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters
			.canvasNodes()
			.last()
			.find('[data-test-id="disable-node-button"]')
			.click({ force: true });
		WorkflowPage.getters.disabledNodes().should('have.length', 1);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.disabledNodes().should('have.length', 0);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.disabledNodes().should('have.length', 1);
	});

	it('should undo/redo disabling a node using keyboard shortcut', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters.canvasNodes().last().click();
		WorkflowPage.actions.hitDisableNodeShortcut();
		WorkflowPage.getters.disabledNodes().should('have.length', 1);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.disabledNodes().should('have.length', 0);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.disabledNodes().should('have.length', 1);
	});

	it('should undo/redo disabling multiple nodes', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		cy.get('body').type('{esc}');
		cy.get('body').type('{esc}');
		WorkflowPage.actions.selectAll();
		WorkflowPage.actions.hitDisableNodeShortcut();
		WorkflowPage.getters.disabledNodes().should('have.length', 2);
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.disabledNodes().should('have.length', 0);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.disabledNodes().should('have.length', 2);
	});

	it('should undo/redo renaming node using NDV', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters.canvasNodes().last().click();
		cy.get('body').type('{enter}');
		ndv.actions.rename(CODE_NODE_NEW_NAME);
		cy.get('body').type('{esc}');
		WorkflowPage.actions.hitUndo();
		cy.get('body').type('{esc}');
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NAME).should('exist');
		WorkflowPage.actions.hitRedo();
		cy.get('body').type('{esc}');
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NEW_NAME).should('exist');
	});

	it('should undo/redo renaming node using keyboard shortcut', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters.canvasNodes().last().click();
		cy.get('body').trigger('keydown', { key: 'F2' });
		cy.get('.rename-prompt').should('be.visible');
		cy.get('body').type(CODE_NODE_NEW_NAME);
		cy.get('body').type('{enter}');
		WorkflowPage.actions.hitUndo();
		cy.get('body').type('{esc}');
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NAME).should('exist');
		WorkflowPage.actions.hitRedo();
		cy.get('body').type('{esc}');
		WorkflowPage.getters.canvasNodeByName(CODE_NODE_NEW_NAME).should('exist');
	});

	it('should undo/redo duplicating a node', () => {
		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.getters
			.canvasNodes()
			.last()
			.find('[data-test-id="duplicate-node-button"]')
			.click({ force: true });
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.length', 2);
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.length', 3);
	});

	it('should undo/redo pasting nodes', () => {
		cy.fixture('Test_workflow-actions_paste-data.json').then((data) => {
			cy.get('body').paste(JSON.stringify(data));
			WorkflowPage.actions.zoomToFit();
			WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
			WorkflowPage.actions.hitUndo();
			WorkflowPage.getters.canvasNodes().should('have.have.length', 0);
			WorkflowPage.actions.hitRedo();
			WorkflowPage.getters.canvasNodes().should('have.have.length', 2);
		});
	});

	it('should undo/redo multiple steps', () => {
		const initialPosition = 'left: 420px; top: 220px;';
		const movedPosition = 'left: 540px; top: 360px;';

		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(SET_NODE_NAME);
		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
		WorkflowPage.actions.zoomToFit();

		// Disable last node
		WorkflowPage.getters.canvasNodes().last().click();
		WorkflowPage.actions.hitDisableNodeShortcut();
		// Move first one
		WorkflowPage.getters.canvasNodes().first().should('have.attr', 'style', initialPosition);
		WorkflowPage.getters.canvasNodes().first().click();
		cy.drag('[data-test-id="canvas-node"].jtk-drag-selected', [50, 150]);
		WorkflowPage.getters.canvasNodes().first().should('have.attr', 'style', movedPosition);
		// Delete the set node
		WorkflowPage.getters.canvasNodeByName(SET_NODE_NAME).click().click();
		cy.get('body').type('{backspace}');

		// First undo: Should return deleted node
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().should('have.length', 4);
		WorkflowPage.getters.nodeConnections().should('have.length', 3);
		// Second undo: Should move first node to it's original position
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.canvasNodes().first().should('have.attr', 'style', initialPosition);
		// Third undo: Should enable last node
		WorkflowPage.actions.hitUndo();
		WorkflowPage.getters.disabledNodes().should('have.length', 0);

		// First redo: Should disable last node
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.disabledNodes().should('have.length', 1);
		// Second redo: Should move the first node
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().first().should('have.attr', 'style', movedPosition);
		// Third redo: Should delete the Set node
		WorkflowPage.actions.hitRedo();
		WorkflowPage.getters.canvasNodes().should('have.length', 3);
		WorkflowPage.getters.nodeConnections().should('have.length', 2);
	});
});