test: update style of test

test/parallel/test-http-path-contains-unicode.js

@@ -1,64 +1,40 @@
-// Copyright Joyent, Inc. and other Node contributors.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to permit
-// persons to whom the Software is furnished to do so, subject to the
-// following conditions:
-//
-// The above copyright notice and this permission notice shall be included
-// in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-// USE OR OTHER DEALINGS IN THE SOFTWARE.
+'use strict';
+const common = require('../common');
 
+// This test ensures that Unicode characters in the URL get handled correctly
+// by `http`
 
-'use strict';
-require('../common');
 const assert = require('assert');
 const http = require('http');
 
 const expected = '/café🐶';
-let result = '';
 
 assert.strictEqual(
  expected,
  '/caf\u{e9}\u{1f436}',
  'Sanity check that string literal produced the expected string'
 );
 
-const server = http.Server(function(req, res) {
-  result = req.url;
-  req.on('data', function() {
-  }).on('end', function() {
+const server = http.createServer(common.mustCall(function(req, res) {
+  assert.strictEqual(req.url, expected);
+  req.on('data', common.mustCall(function() {
+  })).on('end', common.mustCall(function() {
     server.close();
     res.writeHead(200);
     res.end('hello world\n');
-  });
+  }));
 
-});
+}));
 
 server.listen(0, function() {
   http.request({
     port: this.address().port,
     path: expected,
     method: 'GET'
-  }, function(res) {
-    console.log(res.statusCode);
+  }, common.mustCall(function(res) {
     res.resume();
-  }).on('error', function(e) {
+  })).on('error', function(e) {
     console.log(e.message);
     process.exit(1);
   }).end();
 });
-
-process.on('exit', function() {
-  assert.strictEqual(expected, result);
-});