text: /**
   * Copyright 2018, Google, Inc.
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  // [START functions_http_integration_test]
  const assert = require('assert');
  const execPromise = require('child-process-promise').exec;
  const path = require('path');
  const requestRetry = require('requestretry');
  const uuid = require('uuid');
  
  const PORT = 9010;
  const BASE_URL = `http://localhost:${PORT}`;
  const cwd = path.join(__dirname, '..');
  
  // [END functions_http_integration_test]
  
  describe('HTTP integration test', () => {
    // [START functions_http_integration_test]
    let ffProc;
  
    // Run the functions-framework instance to host functions locally
    before(() => {
      // exec's 'timeout' param won't kill children of "shim" /bin/sh process
      // Workaround: include "& sleep <TIMEOUT>; kill $!" in executed command
      ffProc = execPromise(
        `functions-framework --target=helloHttp --signature-type=http --port ${PORT} & sleep 2; kill $!`,
        {shell: true, cwd}
      );
    });
  
    after(async () => {
      // Wait for the functions framework to stop
      await ffProc;
    });
  
    it('helloHttp: should print a name', async () => {
      const name = uuid.v4();
  
      const response = await requestRetry({
        url: `${BASE_URL}/helloHttp`,
        method: 'POST',
        body: {name},
        retryDelay: 200,
        json: true,
      });
  
      assert.strictEqual(response.statusCode, 200);
      assert.strictEqual(response.body, `Hello ${name}!`);
    });
    // [END functions_http_integration_test]
  
    it('helloHttp: should print hello world', async () => {
      const response = await requestRetry({
        url: `${BASE_URL}/helloHttp`,
        method: 'POST',
        body: {},
        retryDelay: 200,
        json: true,
      });
  
      assert.strictEqual(response.statusCode, 200);
      assert.strictEqual(response.body, `Hello World!`);
    });
    // [START functions_http_integration_test]
  });
  // [END functions_http_integration_test]
  