test(editor): Enable adding nodes in between any two nodes on canvas in e2e tests (no-changelog) (#5393)

* ⚡ Adding source and target test data to connection HTML elements
* ⚡ Using new action to add node on the connection
* 🔥 Removing leftover log
* 🔥 Removing leftover test action
* 👌 Refactoring to address PR feedback

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

@@ -38,7 +38,7 @@ describe('Undo/Redo', () => {
 	it('should undo/redo adding node in the middle', () => {
 		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
 		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
-		WorkflowPage.actions.addNodeBetweenFirstTwoNodes(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);

cypress/e2e/12-canvas.cy.ts

@@ -3,6 +3,7 @@ import {
 	CODE_NODE_NAME,
 	SCHEDULE_TRIGGER_NODE_NAME,
 	SET_NODE_NAME,
+	HTTP_REQUEST_NODE_NAME,
 } from './../constants';
 import { WorkflowPage as WorkflowPageClass } from '../pages/workflow';
 
@@ -61,14 +62,16 @@ describe('Canvas Actions', () => {
 	it('should add note between two connected nodes', () => {
 		WorkflowPage.actions.addNodeToCanvas(SCHEDULE_TRIGGER_NODE_NAME);
 		WorkflowPage.actions.addNodeToCanvas(CODE_NODE_NAME);
-		WorkflowPage.actions.addNodeBetweenFirstTwoNodes(SET_NODE_NAME);
-		WorkflowPage.getters.canvasNodes().should('have.length', 3);
-		WorkflowPage.getters.nodeConnections().should('have.length', 2);
+		WorkflowPage.actions.addNodeToCanvas(SET_NODE_NAME);
+		WorkflowPage.actions.zoomToFit();
+		WorkflowPage.actions.addNodeBetweenNodes(CODE_NODE_NAME, SET_NODE_NAME, HTTP_REQUEST_NODE_NAME);
+		WorkflowPage.getters.canvasNodes().should('have.length', 4);
+		WorkflowPage.getters.nodeConnections().should('have.length', 3);
 		// And last node should be pushed to the right
 		WorkflowPage.getters
 			.canvasNodes()
 			.last()
-			.should('have.attr', 'style', 'left: 640px; top: 260px;');
+			.should('have.attr', 'style', 'left: 860px; top: 260px;');
 	});
 
 	it('should delete node using node action button', () => {

cypress/pages/workflow.ts

@@ -80,6 +80,10 @@ export class WorkflowPage extends BasePage {
 		nodeCreatorItems: () => cy.getByTestId('item-iterator-item'),
 		ndvParameters: () => cy.getByTestId('parameter-item'),
 		nodeCredentialsLabel: () => cy.getByTestId('credentials-label'),
+		getConnectionBetweenNodes: (sourceNodeName: string, targetNodeName: string) =>
+			cy.get(`.jtk-connector[data-source-node="${sourceNodeName}"][data-target-node="${targetNodeName}"]`),
+		getConnectionActionsBetweenNodes: (sourceNodeName: string, targetNodeName: string) =>
+			cy.get(`.connection-actions[data-source-node="${sourceNodeName}"][data-target-node="${targetNodeName}"]`),
 	};
 	actions = {
 		visit: () => {
@@ -170,10 +174,14 @@ export class WorkflowPage extends BasePage {
 		executeWorkflow: () => {
 			this.getters.executeWorkflowButton().click();
 		},
-		addNodeBetweenFirstTwoNodes: (nodeName: string) => {
-			this.getters.nodeConnections().first().realHover();
-			cy.get('.connection-actions .add').first().click({ force: true });
-			this.actions.addNodeToCanvas(nodeName, false);
+		addNodeBetweenNodes: (sourceNodeName: string, targetNodeName: string, newNodeName: string) => {
+			this.getters.getConnectionBetweenNodes(sourceNodeName, targetNodeName).first().realHover();
+			this.getters.getConnectionActionsBetweenNodes(sourceNodeName, targetNodeName).find('.add').first().click({ force: true });
+			this.actions.addNodeToCanvas(newNodeName, false);
+		},
+		deleteNodeBetweenNodes: (sourceNodeName: string, targetNodeName: string, newNodeName: string) => {
+			this.getters.getConnectionBetweenNodes(sourceNodeName, targetNodeName).first().realHover();
+			this.getters.getConnectionActionsBetweenNodes(sourceNodeName, targetNodeName).find('.delete').first().click({ force: true });
 		},
 	};
 }

packages/editor-ui/src/utils/nodeViewUtils.ts

@@ -3,7 +3,7 @@ import { isNumber } from '@/utils';
 import { NODE_OUTPUT_DEFAULT_KEY, STICKY_NODE_TYPE, QUICKSTART_NOTE_NAME } from '@/constants';
 import { EndpointStyle, IBounds, INodeUi, XYPosition } from '@/Interface';
 import { ArrayAnchorSpec, ConnectorSpec, OverlaySpec, PaintStyle } from '@jsplumb/common';
-import { Endpoint, Connection } from '@jsplumb/core';
+import { Endpoint, Connection, ConnectionEstablishedParams } from '@jsplumb/core';
 import { N8nConnector } from '@/plugins/connectors/N8nCustomConnector';
 import { closestNumberDivisibleBy } from '@/utils';
 import {
@@ -741,6 +741,21 @@ export const moveBackInputLabelPosition = (targetEndpoint: Endpoint) => {
 	}
 };
 
+export const addConnectionTestData = (
+	source: HTMLElement,
+	target: HTMLElement,
+	el: HTMLElement | undefined,
+) => {
+	// TODO: Only do this if running in test mode
+	const sourceNodeName = source.getAttribute('data-name')?.toString();
+	const targetNodeName = target.getAttribute('data-name')?.toString();
+
+	if (el && sourceNodeName && targetNodeName) {
+		el.setAttribute('data-source-node', sourceNodeName);
+		el.setAttribute('data-target-node', targetNodeName);
+	}
+};
+
 export const addConnectionActionsOverlay = (
 	connection: Connection,
 	onDelete: Function,
@@ -756,15 +771,13 @@ export const addConnectionActionsOverlay = (
 				const deleteButton = document.createElement('button');
 
 				div.classList.add(OVERLAY_CONNECTION_ACTIONS_ID);
+				addConnectionTestData(component.source, component.target, div);
 				addButton.classList.add('add');
 				deleteButton.classList.add('delete');
-
 				addButton.innerHTML = getIcon('plus');
 				deleteButton.innerHTML = getIcon('trash');
-
 				addButton.addEventListener('click', () => onAdd());
 				deleteButton.addEventListener('click', () => onDelete());
-
 				// We have to manually trigger connection mouse events because the overlay
 				// is not part of the connection element
 				div.addEventListener('mouseout', () =>
@@ -773,7 +786,6 @@ export const addConnectionActionsOverlay = (
 				div.addEventListener('mouseover', () =>
 					connection.instance.fire(EVENT_CONNECTION_MOUSEOVER, component),
 				);
-
 				div.appendChild(addButton);
 				div.appendChild(deleteButton);
 				return div;

packages/editor-ui/src/views/NodeView.vue

@@ -2182,6 +2182,15 @@ export default mixins(
 								});
 							},
 						);
+						setTimeout(() => {
+							NodeViewUtils.addConnectionTestData(
+								info.source,
+								info.target,
+								'canvas' in info.connection.connector
+									? (info.connection.connector.canvas as HTMLElement)
+									: undefined,
+							);
+						}, 0);
 					}
 				} catch (e) {
 					console.error(e); // eslint-disable-line no-console