fix(HTTP Request Node): Respect the original encoding of the incoming response (#9869)

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

@@ -0,0 +1,40 @@
+import nock from 'nock';
+import {
+	setup,
+	equalityTest,
+	workflowToTests,
+	getWorkflowFilenames,
+	initBinaryDataService,
+} from '@test/nodes/Helpers';
+
+describe('Test Response Encoding', () => {
+	const workflows = getWorkflowFilenames(__dirname);
+	const tests = workflowToTests(workflows);
+
+	const baseUrl = 'https://dummy.domain';
+	const payload = Buffer.from(
+		'El rápido zorro marrón salta sobre el perro perezoso. ¡Qué bello día en París! Árbol, cañón, façade.',
+		'latin1',
+	);
+
+	beforeAll(async () => {
+		await initBinaryDataService();
+
+		nock.disableNetConnect();
+
+		nock(baseUrl)
+			.persist()
+			.get('/index.html')
+			.reply(200, payload, { 'content-type': 'text/plain; charset=latin1' });
+	});
+
+	afterAll(() => {
+		nock.restore();
+	});
+
+	const nodeTypes = setup(tests);
+
+	for (const testData of tests) {
+		test(testData.description, async () => await equalityTest(testData, nodeTypes));
+	}
+});