feat(HTTP Request Node): Option to provide SSL Certificates in Http Request Node (#9125)

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>

packages/nodes-base/nodes/HttpRequest/test/utils/utils.test.ts

@@ -1,4 +1,5 @@
-import { prepareRequestBody } from '../../GenericFunctions';
+import type { IRequestOptions } from 'n8n-workflow';
+import { prepareRequestBody, setAgentOptions } from '../../GenericFunctions';
 import type { BodyParameter, BodyParametersReducer } from '../../GenericFunctions';
 
 describe('HTTP Node Utils, prepareRequestBody', () => {
@@ -33,3 +34,42 @@ describe('HTTP Node Utils, prepareRequestBody', () => {
 		expect(result).toEqual({ foo: { bar: { spam: 'baz' } } });
 	});
 });
+
+describe('HTTP Node Utils, setAgentOptions', () => {
+	it("should not have agentOptions as it's undefined", async () => {
+		const requestOptions: IRequestOptions = {
+			method: 'GET',
+			uri: 'https://example.com',
+		};
+
+		const sslCertificates = undefined;
+
+		setAgentOptions(requestOptions, sslCertificates);
+
+		expect(requestOptions).toEqual({
+			method: 'GET',
+			uri: 'https://example.com',
+		});
+	});
+
+	it('should have agentOptions set', async () => {
+		const requestOptions: IRequestOptions = {
+			method: 'GET',
+			uri: 'https://example.com',
+		};
+
+		const sslCertificates = {
+			ca: 'mock-ca',
+		};
+
+		setAgentOptions(requestOptions, sslCertificates);
+
+		expect(requestOptions).toStrictEqual({
+			method: 'GET',
+			uri: 'https://example.com',
+			agentOptions: {
+				ca: 'mock-ca',
+			},
+		});
+	});
+});