Perf tests for Template Literals

test/js-perf-test/Templates/harmony-templates.js

+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+new BenchmarkSuite('TemplateLiterals', [1000], [
+  new Benchmark('Untagged', false, false, 0,
+                Untagged, UntaggedSetup, UntaggedTearDown),
+  new Benchmark('TaggedRaw', false, false, 0,
+                TaggedRaw, TaggedRawSetup, TaggedRawTearDown),
+]);
+
+
+var result;
+var SUBJECT = 'Bob';
+var TARGET = 'Mary';
+var OBJECT = 'apple';
+
+function UntaggedSetup() {
+  result = undefined;
+}
+
+function Untagged() {
+  result = `${SUBJECT} gives ${TARGET} an ${OBJECT}.`;
+}
+
+function UntaggedTearDown() {
+  var expected = '' + SUBJECT + ' gives ' + TARGET + ' an ' + OBJECT + '.';
+  return result === expected;
+}
+
+
+// ----------------------------------------------------------------------------
+
+
+function TaggedRawSetup() {
+  result = undefined;
+}
+
+function TaggedRaw() {
+  result = String.raw `${SUBJECT} gives ${TARGET} an ${OBJECT} \ud83c\udf4f.`;
+}
+
+function TaggedRawTearDown() {
+  var expected = '' + SUBJECT + ' gives ' + TARGET + ' an ' + OBJECT + ' \\ud83c\\udf4f.';

[arv (Not doing code reviews), 2014/12/01 20:04:08]

long line

+  return result === expected;
+}
+
+
+// ----------------------------------------------------------------------------
+
+