add sofa.spec.ts

packages/plugins/sofa/src/__tests__/sofa.spec.ts

@@ -0,0 +1,44 @@
+import { createSchema, createYoga } from 'graphql-yoga';
+import { useSofa } from '@graphql-yoga/plugin-sofa';
+
+const schema = createSchema({
+  typeDefs: /* GraphQL */ `
+    type Query {
+      _: String
+    }
+  `,
+  resolvers: {
+    Query: {
+      _: () => 'DUMMY',
+    },
+  },
+});
+
+it('should be able to invoke graphql query w/ plugin active', async () => {
+  const yoga = createYoga({
+    schema,
+    plugins: [
+      useSofa({
+        basePath: "/rest",
+        swaggerUI: {
+            endpoint: "/swagger",
+        },
+      }),
+    ],
+  });
+  const response = await yoga.fetch('http://localhost:3000/graphql', {
+    method: 'POST',
+    headers: {
+      'content-type': 'application/json',
+    },
+    body: JSON.stringify({ query: '{ _ }' }),
+  });
+
+  expect(response.status).toEqual(200);
+  const body = await response.json();
+  expect(body).toEqual({
+    data: {
+      _: 'DUMMY',
+    },
+  });
+});