feat(SendGrid Node): Add option to specify "reply to" email addresses (#14282)

packages/nodes-base/nodes/SendGrid/test/SendGrid.node.test.ts

@@ -0,0 +1,30 @@
+/* eslint-disable n8n-nodes-base/node-param-display-name-miscased */
+import nock from 'nock';
+
+import { testWorkflows } from '@test/nodes/Helpers';
+
+describe('Test SendGrid Node', () => {
+	beforeAll(() => {
+		nock.disableNetConnect();
+	});
+
+	describe('Mail', () => {
+		const sendgridNock = nock('https://api.sendgrid.com/v3');
+
+		beforeAll(() => {
+			sendgridNock
+				.post(
+					'/mail/send',
+					(body: { reply_to_list?: [{ email: string }] }) =>
+						body?.reply_to_list?.[0]?.email === 'test-reply-to@n8n.io',
+				)
+				.reply(202);
+		});
+
+		testWorkflows(['nodes/SendGrid/test/mail.workflow.json']);
+
+		it('should make the correct network calls', () => {
+			sendgridNock.done();
+		});
+	});
+});