apollo-server-micro: only serve landing page from graphql path

CHANGELOG.md

@@ -10,6 +10,7 @@ The version headers in this history reflect the versions of Apollo Server itself
 ## vNEXT
 
 - `apollo-server-types`: TypeScript typings for `info.cacheControl` are now added to `GraphQLResolveInfo` as part of `apollo-server-types` rather than a nested file in `apollo-server-core`, and the field now has a named type, `ResolveInfoCacheControl`. [PR #5512](https://github.com/apollographql/apollo-server/pull/5512)
+- `apollo-server-micro`: Like the other framework integrations, only serve landing pages from the GraphQL path (`/graphql` by default, configurable via the `path` option to `createHandler`). [PR #5516](https://github.com/apollographql/apollo-server/pull/5516)
 
 ## v3.0.1
 

packages/apollo-server-micro/README.md

@@ -72,6 +72,7 @@ npm install micro micro-cors apollo-server-micro graphql
 ```js
 const cors = require('micro-cors')(); // highlight-line
 const { ApolloServer, gql } = require('apollo-server-micro');
+const { send } = require('micro');
 
 const typeDefs = gql`
   type Query {
@@ -89,8 +90,8 @@ const resolvers = {
 
 const apolloServer = new ApolloServer({ typeDefs, resolvers });
 module.exports = apolloServer.start().then(() => {
-  const handler = apolloServer.createHandler(); // highlight-line
-  return cors((req, res) => req.method === 'OPTIONS' ? res.end() : handler(req, res)) // highlight-line
+  const handler = apolloServer.createHandler();
+  return cors((req, res) => req.method === 'OPTIONS' ? send(res, 200, 'ok') : handler(req, res))
 });
 ```
 

packages/apollo-server-micro/src/ApolloServer.ts

@@ -122,7 +122,8 @@ export class ApolloServer extends ApolloServerBase {
   }): boolean {
     let handled = false;
 
-    if (req.method === 'GET') {
+    const url = req.url!.split('?')[0];
+    if (req.method === 'GET' && url === this.graphqlPath) {
       const accept = parseAll(req.headers);
       const types = accept.mediaTypes as string[];
       const prefersHtml =

packages/apollo-server-micro/src/__tests__/ApolloServer.test.ts

@@ -91,7 +91,7 @@ describe('apollo-server-micro', function () {
         );
 
         const body = await rp({
-          uri,
+          uri: `${uri}/graphql`,
           method: 'GET',
           headers: {
             accept: