test: tests for deleteRoute method

packages/fetch-mock/src/__tests__/FetchMock/routing.test.js

@@ -250,4 +250,20 @@ describe('Routing', () => {
 			expect(res.status).toEqual(200);
 		});
 	});
+	describe('modifyRoute', () => {});
+	describe('deleteRoute', () => {
+		testChainableRoutingMethod(`deleteRoute`);
+		it('error informatively when name not found', () => {
+			fm.route('http://a.com/', 200).route('http://b.com/', 201, 'named');
+			expect(() => fm.deleteRoute('misnamed')).toThrowError(
+				'Could not delete route `misnamed` - route with that name does not exist',
+			);
+		});
+		it('deletes a route', async () => {
+			fm.route('http://a.com/', 200, 'named').route('http://a.com/', 201);
+			fm.deleteRoute('named');
+			const res = await fm.fetchHandler('http://a.com');
+			expect(res.status).toEqual(201);
+		});
+	});
 });