1 files changed, 114 insertions, 0 deletions
diff --git a/third_party/webkit/PerformanceTests/ARES-6/Babylon/benchmark.js b/third_party/webkit/PerformanceTests/ARES-6/Babylon/benchmark.js
new file mode 100644
index 0000000000..72f96766e5
--- /dev/null
+++ b/third_party/webkit/PerformanceTests/ARES-6/Babylon/benchmark.js
@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2017 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+"use strict";
+
+let currentTime;
+if (this.performance && performance.now)
+    currentTime = function() { return performance.now() };
+else if (this.preciseTime)
+    currentTime = function() { return preciseTime() * 1000; };
+else
+    currentTime = function() { return +new Date(); };
+
+class BabylonBenchmark {
+    constructor(verbose = 0)
+    {
+        let sources = [];
+
+        const files = [
+            ["./Babylon/air-blob.js", {}]
+            , ["./Babylon/basic-blob.js", {}]
+            , ["./Babylon/inspector-blob.js", {}]
+            , ["./Babylon/babylon-blob.js", {sourceType: "module"}]
+        ];
+
+        for (let [file, options] of files) {
+            function appendSource(s) {
+                sources.push([file, s, options]);
+            }
+
+            let s;
+            const isInBrowser = typeof window !== "undefined";
+            if (isInBrowser) {
+                let request = new XMLHttpRequest();
+                request.open('GET', file, false);
+                request.send(null);
+                if (!request.responseText.length)
+                    throw new Error("Expect non-empty sources");
+                appendSource(request.responseText);
+            } else {
+                appendSource(read(file));
+            }
+        }
+
+        this.sources = sources;
+    }
+
+    runIteration()
+    {
+        const Parser = parserIndexJS;
+        const { plugins } = parserIndexJS;
+        const { types : tokTypes } = tokenizerTypesJS;
+        const estreePlugin = pluginsEstreeJS;
+        const flowPlugin = pluginsFlowJS;
+        const jsxPlugin = pluginsJsxIndexJS;
+        plugins.estree = estreePlugin;
+        plugins.flow = flowPlugin;
+        plugins.jsx = jsxPlugin;
+
+        function parse(input, options) {
+            return new Parser(options, input).parse();
+        }
+
+        function parseExpression(input, options) {
+            const parser = new Parser(options, input);
+            if (parser.options.strictMode) {
+                parser.state.strict = true;
+            }
+            return parser.getExpression();
+        }
+
+        for (let [fileName, source, options] of this.sources) {
+            parse(source, options);
+        }
+    }
+}
+
+function runBenchmark()
+{
+    const verbose = 0;
+    const numIterations = 150;
+
+    let before = currentTime();
+
+    let benchmark = new Benchmark(verbose);
+
+    for (let iteration = 0; iteration < numIterations; ++iteration)
+        benchmark.runIteration();
+
+    let after = currentTime();
+    return after - before;
+}