feat: Add AI tool building capabilities (#7336)

Github issue / Community forum post (link here to close automatically):
https://community.n8n.io/t/langchain-memory-chat/23733

---------

Signed-off-by: Oleg Ivaniv <me@olegivaniv.com>
Co-authored-by: Oleg Ivaniv <me@olegivaniv.com>
Co-authored-by: Val <68596159+valya@users.noreply.github.com>
Co-authored-by: Alex Grozav <alex@grozav.com>
Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>
Co-authored-by: Deborah <deborah@starfallprojects.co.uk>
Co-authored-by: Jesper Bylund <mail@jesperbylund.com>
Co-authored-by: Jon <jonathan.bennetts@gmail.com>
Co-authored-by: Michael Kret <88898367+michael-radency@users.noreply.github.com>
Co-authored-by: Giulio Andreini <andreini@netseven.it>
Co-authored-by: Mason Geloso <Mason.geloso@gmail.com>
Co-authored-by: Mason Geloso <hone@Masons-Mac-mini.local>
Co-authored-by: Mutasem Aldmour <mutasem@n8n.io>

cypress/utils/executions.ts

@@ -0,0 +1,135 @@
+import { ITaskData } from '../../packages/workflow/src';
+import { IPinData } from '../../packages/workflow';
+import { clickExecuteWorkflowButton } from '../composables/workflow';
+
+export function createMockNodeExecutionData(
+	name: string,
+	{
+		data,
+		inputOverride,
+		executionStatus = 'success',
+		jsonData,
+		...rest
+	}: Partial<ITaskData> & { jsonData?: Record<string, object> },
+): Record<string, ITaskData> {
+	return {
+		[name]: {
+			startTime: new Date().getTime(),
+			executionTime: 0,
+			executionStatus,
+			data: jsonData
+				? Object.keys(jsonData).reduce((acc, key) => {
+						acc[key] = [
+							[
+								{
+									json: jsonData[key],
+									pairedItem: { item: 0 },
+								},
+							],
+						];
+
+						return acc;
+				  }, {})
+				: data,
+			source: [null],
+			...rest,
+		},
+	};
+}
+
+export function createMockWorkflowExecutionData({
+	executionId,
+	runData,
+	pinData = {},
+	lastNodeExecuted,
+}: {
+	executionId: string;
+	runData: Record<string, ITaskData | ITaskData[]>;
+	pinData?: IPinData;
+	lastNodeExecuted: string;
+}) {
+	return {
+		executionId,
+		data: {
+			data: {
+				startData: {},
+				resultData: {
+					runData,
+					pinData,
+					lastNodeExecuted,
+				},
+				executionData: {
+					contextData: {},
+					nodeExecutionStack: [],
+					metadata: {},
+					waitingExecution: {},
+					waitingExecutionSource: {},
+				},
+			},
+			mode: 'manual',
+			startedAt: new Date().toISOString(),
+			stoppedAt: new Date().toISOString(),
+			status: 'success',
+			finished: true,
+		},
+	};
+}
+
+export function runMockWorkflowExcution({
+	trigger,
+	lastNodeExecuted,
+	runData,
+	workflowExecutionData,
+}: {
+	trigger?: () => void;
+	lastNodeExecuted: string;
+	runData: Array<ReturnType<typeof createMockNodeExecutionData>>;
+	workflowExecutionData?: ReturnType<typeof createMockWorkflowExecutionData>;
+}) {
+	const executionId = Math.random().toString(36).substring(4);
+
+	cy.intercept('POST', '/rest/workflows/run', {
+		statusCode: 201,
+		body: {
+			data: {
+				executionId,
+			},
+		},
+	}).as('runWorkflow');
+
+	if (trigger) {
+		trigger();
+	} else {
+		clickExecuteWorkflowButton();
+	}
+
+	cy.wait('@runWorkflow');
+
+	const resolvedRunData = {};
+	runData.forEach((nodeExecution) => {
+		const nodeName = Object.keys(nodeExecution)[0];
+		const nodeRunData = nodeExecution[nodeName];
+
+		cy.push('nodeExecuteBefore', {
+			executionId,
+			nodeName,
+		});
+		cy.push('nodeExecuteAfter', {
+			executionId,
+			nodeName,
+			data: nodeRunData,
+		});
+
+		resolvedRunData[nodeName] = nodeExecution[nodeName];
+	});
+
+	cy.push(
+		'executionFinished',
+		createMockWorkflowExecutionData({
+			executionId,
+			lastNodeExecuted,
+			runData: resolvedRunData,
+			...workflowExecutionData,
+		}),
+	);
+}

cypress/utils/index.ts

@@ -1 +1,3 @@
+export * from './executions';
+export * from './modal';
 export * from './popper';