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import { assertEquals } from "../deps.ts";import * as Drash from "../../mod.ts";import { GraphQL, GraphQLService } from "../../src/services/graphql/graphql.ts";
////////////////////////////////////////////////////////////////////////////////// FILE MARKER - TEST DATA /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const schema = GraphQL.buildSchema(`  type Query {    hello: String  }`);
const root = {  hello: () => {    return "Hello world!";  },};
const graphQL = new GraphQLService({ schema, graphiql: true, rootValue: root });
async function serverAction(  action: "close",  server: Drash.Server,): Promise<void>;
async function serverAction(action: "run"): Promise<Drash.Server>;
async function serverAction(  action: "run" | "close",  server?: Drash.Server,): Promise<Drash.Server | void> {  if (action === "run") {    const server = new Drash.Server({      resources: [],      protocol: "http",      port: 1337,      hostname: "localhost",      services: [graphQL],    });    server.run();    return server;  }  if (action === "close" && server) {    await server.close();  }}
////////////////////////////////////////////////////////////////////////////////// FILE MARKER - TESTS /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Deno.test("graphql_test.ts", async (t) => {  await t.step("GraphQL", async (t) => {    await t.step(      "Can respond with a playground when used as middleware",      async () => {        const server = await serverAction("run");        const res = await fetch("http://localhost:1337/graphql");        await serverAction("close", server);        const text = await res.text();        assertEquals(          text.indexOf("<title>GraphQL Playground</title>") > -1,          true,        );        assertEquals(res.status, 200);        assertEquals(res.headers.get("Content-Type"), "text/html");      },    );    await t.step(      "Will make a query on a request when used as middleware",      async () => {        const server = await serverAction("run");        const res = await fetch("http://localhost:1337/graphql", {          method: "POST",          headers: {            Accept: "application/json",            "Content-Type": "application/json",          },          body: JSON.stringify({            query: "{ hello }",          }),        });        await serverAction("close", server);        const json = await res.json();        assertEquals(res.status, 200);        assertEquals(          res.headers.get("Content-Type"),          "application/json",        );        assertEquals(json, { data: { hello: "Hello world!" } });      },    );  });});