feat(api-rest): support "body" in delete API (#14462)

* feat(api-rest): support "body" in delete API

Author: Simone319

packages/api-rest/__tests__/apis/common/publicApis.test.ts

@@ -192,6 +192,36 @@ describe('public APIs', () => {
 				);
 			});
 
+			if (!['HEAD'].includes(method.toUpperCase())) {
+				it('should support body', async () => {
+					await fn(mockAmplifyInstance, {
+						apiName: 'restApi1',
+						path: '/items',
+						options: {
+							body: {
+								message: 'body',
+							},
+						},
+					}).response;
+					expect(mockAuthenticatedHandler).toHaveBeenCalledWith(
+						{
+							url: new URL(
+								'https://123.execute-api.us-west-2.amazonaws.com/development/items',
+							),
+							method,
+							headers: {
+								'content-type': 'application/json; charset=UTF-8',
+							},
+							body: '{"message":"body"}',
+						},
+						expect.objectContaining({
+							region: 'us-west-2',
+							service: 'execute-api',
+						}),
+					);
+				});
+			}
+
 			it('should support path parameters', async () => {
 				await fn(mockAmplifyInstance, {
 					apiName: 'restApi1',

packages/api-rest/src/types/index.ts

@@ -6,14 +6,14 @@ export type GetInput = ApiInput<RestApiOptionsBase>;
 export type PostInput = ApiInput<RestApiOptionsBase>;
 export type PutInput = ApiInput<RestApiOptionsBase>;
 export type PatchInput = ApiInput<RestApiOptionsBase>;
-export type DeleteInput = ApiInput<Omit<RestApiOptionsBase, 'body'>>;
+export type DeleteInput = ApiInput<RestApiOptionsBase>;
 export type HeadInput = ApiInput<Omit<RestApiOptionsBase, 'body'>>;
 
 export type GetOperation = Operation<RestApiResponse>;
 export type PostOperation = Operation<RestApiResponse>;
 export type PutOperation = Operation<RestApiResponse>;
 export type PatchOperation = Operation<RestApiResponse>;
-export type DeleteOperation = Operation<Omit<RestApiResponse, 'body'>>;
+export type DeleteOperation = Operation<RestApiResponse>;
 export type HeadOperation = Operation<Omit<RestApiResponse, 'body'>>;
 
 /**

packages/core/__tests__/clients/fetch.test.ts

@@ -108,15 +108,27 @@ describe(fetchTransferHandler.name, () => {
 		expect(mockBody.json).toHaveBeenCalledTimes(1); // test caching
 	});
 
-	test.each(['GET', 'HEAD', 'DELETE'])(
+	test.each(['GET', 'HEAD'])(
 		'should ignore request payload for %s request',
 		async method => {
 			await fetchTransferHandler(
 				{ ...mockRequest, method, body: 'Mock Body' },
 				{},
 			);
 			expect(mockFetch).toHaveBeenCalledTimes(1);
-			expect(mockFetch.mock.calls[0][0].body).toBeUndefined();
+			expect(mockFetch.mock.calls[0][1].body).toBeUndefined();
+		},
+	);
+
+	test.each(['POST', 'PUT', 'DELETE', 'PATCH'])(
+		'should include request payload for %s request',
+		async method => {
+			await fetchTransferHandler(
+				{ ...mockRequest, method, body: 'Mock Body' },
+				{},
+			);
+			expect(mockFetch).toHaveBeenCalledTimes(1);
+			expect(mockFetch.mock.calls[0][1].body).toBe('Mock Body');
 		},
 	);
 });

packages/core/src/clients/handlers/fetch.ts

@@ -8,7 +8,7 @@ import { withMemoization } from '../utils/memoization';
 import { AmplifyErrorCode } from '../../types';
 
 const shouldSendBody = (method: string) =>
-	!['HEAD', 'GET', 'DELETE'].includes(method.toUpperCase());
+	!['HEAD', 'GET'].includes(method.toUpperCase());
 
 // TODO[AllanZhengYP]: we need to provide isCanceledError utility
 export const fetchTransferHandler: TransferHandler<