fix(HTTP Request Node): Support for dot notation in JSON body

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

@@ -0,0 +1,37 @@
+import { prepareRequestBody } from '../../GenericFunctions';
+import type { BodyParameter, BodyParametersReducer } from '../../GenericFunctions';
+
+describe('HTTP Node Utils, prepareRequestBody', () => {
+	it('should call default reducer', () => {
+		const bodyParameters: BodyParameter[] = [
+			{
+				name: 'foo.bar',
+				value: 'baz',
+			},
+		];
+		const defaultReducer: BodyParametersReducer = jest.fn();
+
+		prepareRequestBody(bodyParameters, 'json', 3, defaultReducer);
+
+		expect(defaultReducer).toBeCalledTimes(1);
+		expect(defaultReducer).toBeCalledWith({}, { name: 'foo.bar', value: 'baz' }, 0, [
+			{ name: 'foo.bar', value: 'baz' },
+		]);
+	});
+
+	it('should call process dot notations', () => {
+		const bodyParameters: BodyParameter[] = [
+			{
+				name: 'foo.bar.spam',
+				value: 'baz',
+			},
+		];
+		const defaultReducer: BodyParametersReducer = jest.fn();
+
+		const result = prepareRequestBody(bodyParameters, 'json', 4, defaultReducer);
+
+		expect(defaultReducer).toBeCalledTimes(0);
+		expect(result).toBeDefined();
+		expect(result).toEqual({ foo: { bar: { spam: 'baz' } } });
+	});
+});