diff options
Diffstat (limited to 'deps/v8/test/js-perf-test/Object/entries.js')
-rw-r--r-- | deps/v8/test/js-perf-test/Object/entries.js | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/deps/v8/test/js-perf-test/Object/entries.js b/deps/v8/test/js-perf-test/Object/entries.js new file mode 100644 index 0000000000..0658b7983d --- /dev/null +++ b/deps/v8/test/js-perf-test/Object/entries.js @@ -0,0 +1,75 @@ +// Copyright 2016 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('Entries', [1000], [ + new Benchmark('Basic', false, false, 0, Basic, BasicSetup, BasicTearDown) +]); + +var object; +var expected; +var result; +var symbol1; + +function Basic() { + result = Object.entries(object); +} + + +function BasicSetup() { + result = undefined; + symbol1 = Symbol('test'); + object = { a: 10 }; + object[26.0] = 'third'; + object.b = 72; + object[symbol1] = 'TEST'; + Object.defineProperty(object, 'not-enumerable', { + enumerable: false, value: 'nope', writable: true, configurable: true }); +} + + +function BasicTearDown() { + result = result.map(entry => `[${[String(entry[0]), String(entry[1])]}]`); + return result.length === 3 && + result.join(', ') === '[a, 10], [26.0, third], [b, 72]'; +} + +// ---------------------------------------------------------------------------- + +new BenchmarkSuite('EntriesMegamorphic', [1000], [ + new Benchmark('BasicMegamorphic', false, false, 0, BasicMegamorphic, + BasicMegamorphicSetup, BasicMegamorphicTearDown) +]); + +function BasicMegamorphic() { + for (var i = 0; i < object.length; ++i) { + result[i] = Object.entries(object[i]); + } +} + + +function BasicMegamorphicSetup() { + // Create 1k objects with different maps. + object = []; + expected = []; + result = []; + for (var i=0; i<1000; i++) { + var obj = {}; + var exp = []; + for (var j=0; j<10; j++) { + obj['key-'+i+'-'+j] = 'property-'+i+'-'+j; + exp[j] = ['key-'+i+'-'+j, 'property-'+i+'-'+j]; + } + object[i] = obj; + expected[i] = exp; + } +} + + +function BasicMegamorphicTearDown() { + if (JSON.stringify(expected) !== JSON.stringify(result)) { + throw new Error("FAILURE"); + } + object = result = expected = undefined; + return true; +} |