@agreed/core/test/lib/middleware.js

agreed is a mock server and test client, agreed will be helper for Consumer Driven Contract

"use strict";

const Server = require(`${process.cwd()}/lib/server.js`);

const AssertStream = require("assert-stream");
const test = require("eater/runner").test;
const http = require("http");
const assert = require("power-assert");
const mustCall = require("must-call");

test("feat(middleware): http GET API", () => {
  const agreedServer = new Server({ path: "test/agrees/agrees.js" });
  const server = http
    .createServer((req, res) => {
      agreedServer.useMiddleware(req, res);
    })
    .listen(0);

  server.on("listening", () => {
    const port = server.address().port;
    http.get("http://localhost:" + port + "/hoge/fuga?q=foo", (res) => {
      const assert = new AssertStream();
      assert.expect({ message: "hello world" });
      res.pipe(assert);
      server.close();
    });
  });
});

test("feat(middleware): http PORT API", (done) => {
  const agreedServer = new Server({ path: "test/agrees/agrees.js" });
  const server = http
    .createServer((req, res) => {
      agreedServer.useMiddleware(req, res);
    })
    .listen(0);

  server.on("listening", () => {
    const port = server.address().port;
    const postData = JSON.stringify({
      message: "foobarbaz",
      abc: "foobarbaz",
    });
    const options = {
      host: "localhost",
      method: "POST",
      path: "/hoge/abc",
      port: port,
      headers: {
        "Content-Type": "application/json",
        "Content-Length": Buffer.byteLength(postData),
      },
    };
    const req = http.request(options, (res) => {
      const assert = new AssertStream();
      assert.expect({ message: "hello post" });
      res.pipe(assert);
      server.close();
    });

    req.write(postData);
    req.end();
  });
});

test("error (middleware): http GET 404 API when nullish", (done) => {
  const agreedServer = new Server({ path: "test/agrees/agrees.js" });
  const server = http
    .createServer((req, res) => {
      agreedServer.useMiddleware(req, res);
    })
    .listen(0);

  server.on("listening", () => {
    const port = server.address().port;
    const options = {
      host: "localhost",
      method: "GET",
      path: "/headers/null",
      port: port,
    };
    const req = http.request(options, (res) => {
      server.close();
      assert(res.statusCode === 404);
      let content = "";
      res.on("data", (chunk) => (content += chunk));
      res.on("end", () => console.log(content));
    });

    req.end();
  });
});

test("error (middleware): http GET 404 API when nullish headers", (done) => {
  const agreedServer = new Server({ path: "test/agrees/agrees.js" });
  const server = http
    .createServer((req, res) => {
      agreedServer.useMiddleware(req, res);
    })
    .listen(0);

  server.on("listening", () => {
    const port = server.address().port;
    const options = {
      host: "localhost",
      method: "GET",
      path: "/headers/test/1",
      headers: {
        "x-test-token": "null",
      },
      port: port,
    };
    const req = http.request(options, (res) => {
      server.close();
      assert(res.statusCode === 404);
      let content = "";
      res.on("data", (chunk) => (content += chunk));
      res.on("end", () => console.log(content));
    });

    req.end();
  });
});

test("feat(middleware): http notfound called next", (done) => {
  const agreedServer = new Server({
    path: "test/agrees/agrees.js",
    callNextWhenNotFound: true,
  });
  const server = http
    .createServer((req, res) => {
      agreedServer.useMiddleware(
        req,
        res,
        mustCall(() => {
          done();
        })
      );
    })
    .listen(0);

  server.on("listening", () => {
    const port = server.address().port;
    http.get("http://localhost:" + port + "/foobarbaz");
  });
});