v8.4.0 proposal

LICENSE

@@ -487,8 +487,32 @@ The externally maintained libraries used by Node.js are:
 
 - libuv, located at deps/uv, is licensed as follows:
   """
-    libuv is part of the Node project: http://nodejs.org/
-    libuv may be distributed alone under Node's license:
+    libuv is licensed for use as follows:
+
+    ====
+    Copyright (c) 2015-present libuv project 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.
+    ====
+
+    This license applies to parts of libuv originating from the
+    https://github.com/joyent/libuv repository:
 
     ====
 
@@ -537,7 +561,7 @@ The externally maintained libraries used by Node.js are:
 
 - OpenSSL, located at deps/openssl, is licensed as follows:
   """
-    Copyright (c) 1998-2016 The OpenSSL Project.  All rights reserved.
+    Copyright (c) 1998-2017 The OpenSSL Project.  All rights reserved.
 
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions
@@ -677,9 +701,9 @@ The externally maintained libraries used by Node.js are:
 - zlib, located at deps/zlib, is licensed as follows:
   """
     zlib.h -- interface of the 'zlib' general purpose compression library
-    version 1.2.8, April 28th, 2013
+    version 1.2.11, January 15th, 2017
 
-    Copyright (C) 1995-2013 Jean-loup Gailly and Mark Adler
+    Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
 
     This software is provided 'as-is', without any express or implied
     warranty.  In no event will the authors be held liable for any damages
@@ -1017,8 +1041,7 @@ The externally maintained libraries used by Node.js are:
 
 - ESLint, located at tools/eslint, is licensed as follows:
   """
-    ESLint
-    Copyright jQuery Foundation and other contributors, https://jquery.org/
+    Copyright JS Foundation and other contributors, https://js.foundation
 
     Permission is hereby granted, free of charge, to any person obtaining a copy
     of this software and associated documentation files (the "Software"), to deal
@@ -1070,3 +1093,30 @@ The externally maintained libraries used by Node.js are:
     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   """
+
+- nghttp2, located at deps/nghttp2, is licensed as follows:
+  """
+    The MIT License
+
+    Copyright (c) 2012, 2014, 2015, 2016 Tatsuhiro Tsujikawa
+    Copyright (c) 2012, 2014, 2015, 2016 nghttp2 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.
+  """

benchmark/README.md

@@ -97,6 +97,12 @@ directory, see [the guide on benchmarks](../doc/guides/writing-and-running-bench
         Benchmarks for the <code>http</code> subsystem.
       </td>
     </tr>
+    <tr>
+      <td>http2</td>
+      <td>
+        Benchmarks for the <code>http2</code> subsystem.
+      </td>
+    </tr>
     <tr>
       <td>misc</td>
       <td>

benchmark/_http-benchmarkers.js

@@ -111,10 +111,63 @@ class TestDoubleBenchmarker {
   }
 }
 
+/**
+ * HTTP/2 Benchmarker
+ */
+class H2LoadBenchmarker {
+  constructor() {
+    this.name = 'h2load';
+    this.executable = 'h2load';
+    const result = child_process.spawnSync(this.executable, ['-h']);
+    this.present = !(result.error && result.error.code === 'ENOENT');
+  }
+
+  create(options) {
+    const args = [];
+    if (typeof options.requests === 'number')
+      args.push('-n', options.requests);
+    if (typeof options.clients === 'number')
+      args.push('-c', options.clients);
+    if (typeof options.threads === 'number')
+      args.push('-t', options.threads);
+    if (typeof options.maxConcurrentStreams === 'number')
+      args.push('-m', options.maxConcurrentStreams);
+    if (typeof options.initialWindowSize === 'number')
+      args.push('-w', options.initialWindowSize);
+    if (typeof options.sessionInitialWindowSize === 'number')
+      args.push('-W', options.sessionInitialWindowSize);
+    if (typeof options.rate === 'number')
+      args.push('-r', options.rate);
+    if (typeof options.ratePeriod === 'number')
+      args.push(`--rate-period=${options.ratePeriod}`);
+    if (typeof options.duration === 'number')
+      args.push('-T', options.duration);
+    if (typeof options.timeout === 'number')
+      args.push('-N', options.timeout);
+    if (typeof options.headerTableSize === 'number')
+      args.push(`--header-table-size=${options.headerTableSize}`);
+    if (typeof options.encoderHeaderTableSize === 'number') {
+      args.push(
+        `--encoder-header-table-size=${options.encoderHeaderTableSize}`);
+    }
+    const scheme = options.scheme || 'http';
+    const host = options.host || '127.0.0.1';
+    args.push(`${scheme}://${host}:${options.port}${options.path}`);
+    const child = child_process.spawn(this.executable, args);
+    return child;
+  }
+
+  processResults(output) {
+    const rex = /(\d+(?:\.\d+)) req\/s/;
+    return rex.exec(output)[1];
+  }
+}
+
 const http_benchmarkers = [
   new WrkBenchmarker(),
   new AutocannonBenchmarker(),
-  new TestDoubleBenchmarker()
+  new TestDoubleBenchmarker(),
+  new H2LoadBenchmarker()
 ];
 
 const benchmarkers = {};

benchmark/assert/deepequal-buffer.js

@@ -1,39 +1,62 @@
 'use strict';
 const common = require('../common.js');
 const assert = require('assert');
+
 const bench = common.createBenchmark(main, {
-  n: [1e3],
-  len: [1e2],
-  method: ['strict', 'nonstrict']
+  n: [1e5],
+  len: [1e2, 1e4],
+  method: [
+    'deepEqual',
+    'deepStrictEqual',
+    'notDeepEqual',
+    'notDeepStrictEqual'
+  ]
 });
 
 function main(conf) {
   const n = +conf.n;
   const len = +conf.len;
   var i;
 
-  const data = Buffer.allocUnsafe(len);
+  const data = Buffer.allocUnsafe(len + 1);
   const actual = Buffer.alloc(len);
   const expected = Buffer.alloc(len);
+  const expectedWrong = Buffer.alloc(len + 1);
   data.copy(actual);
   data.copy(expected);
+  data.copy(expectedWrong);
 
   switch (conf.method) {
-    case 'strict':
+    case 'deepEqual':
       bench.start();
       for (i = 0; i < n; ++i) {
         // eslint-disable-next-line no-restricted-properties
         assert.deepEqual(actual, expected);
       }
       bench.end(n);
       break;
-    case 'nonstrict':
+    case 'deepStrictEqual':
       bench.start();
       for (i = 0; i < n; ++i) {
         assert.deepStrictEqual(actual, expected);
       }
       bench.end(n);
       break;
+    case 'notDeepEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        // eslint-disable-next-line no-restricted-properties
+        assert.notDeepEqual(actual, expectedWrong);
+      }
+      bench.end(n);
+      break;
+    case 'notDeepStrictEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        assert.notDeepStrictEqual(actual, expectedWrong);
+      }
+      bench.end(n);
+      break;
     default:
       throw new Error('Unsupported method');
   }

benchmark/assert/deepequal-object.js

@@ -0,0 +1,73 @@
+'use strict';
+
+const common = require('../common.js');
+const assert = require('assert');
+
+const bench = common.createBenchmark(main, {
+  n: [1e6],
+  size: [1e2, 1e3, 1e4],
+  method: [
+    'deepEqual',
+    'deepStrictEqual',
+    'notDeepEqual',
+    'notDeepStrictEqual'
+  ]
+});
+
+function createObj(source, add = '') {
+  return source.map((n) => ({
+    foo: 'yarp',
+    nope: {
+      bar: `123${add}`,
+      a: [1, 2, 3],
+      baz: n
+    }
+  }));
+}
+
+function main(conf) {
+  const size = +conf.size;
+  // TODO: Fix this "hack"
+  const n = (+conf.n) / size;
+  var i;
+
+  const source = Array.apply(null, Array(size));
+  const actual = createObj(source);
+  const expected = createObj(source);
+  const expectedWrong = createObj(source, '4');
+
+  switch (conf.method) {
+    case 'deepEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        // eslint-disable-next-line no-restricted-properties
+        assert.deepEqual(actual, expected);
+      }
+      bench.end(n);
+      break;
+    case 'deepStrictEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        assert.deepStrictEqual(actual, expected);
+      }
+      bench.end(n);
+      break;
+    case 'notDeepEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        // eslint-disable-next-line no-restricted-properties
+        assert.notDeepEqual(actual, expectedWrong);
+      }
+      bench.end(n);
+      break;
+    case 'notDeepStrictEqual':
+      bench.start();
+      for (i = 0; i < n; ++i) {
+        assert.notDeepStrictEqual(actual, expectedWrong);
+      }
+      bench.end(n);
+      break;
+    default:
+      throw new Error('Unsupported method');
+  }
+}