feat: setup tests env (#85)

__mocks__/server/handlers.ts

@@ -0,0 +1,20 @@
+import { http, delay, HttpResponse } from 'msw';
+
+import OrderPendingMock from '../../stubs/json/landing-order-view/id1-success-pending.json';
+import OrderErrorMock from '../../stubs/json/landing-order-view/id1-error.json';
+
+export const handlers = [
+  http.get('/api/order/:id', async ({ params }) => {
+    await delay();
+
+    const { id } = params;
+    if (id === 'id1') {
+      return HttpResponse.json(OrderPendingMock);
+    }
+
+    return new HttpResponse(null, {
+      status: 500,
+      statusText: OrderErrorMock.message
+    });
+  })
+];

__mocks__/server/server.ts

@@ -0,0 +1,5 @@
+import { setupServer } from 'msw/node';
+
+import { handlers } from './handlers';
+ 
+export const server = setupServer(...handlers);