Migrated several tests from blink to V8 repository.

test/webkit/function-toString-object-literals.js

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 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. AND ITS CONTRIBUTORS ``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 ITS 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.
+
+description(
+"This test checks that object literals are serialized properly. " +
+"It's needed in part because JavaScriptCore converts numeric property names to string and back."
+);
+
+function compileAndSerialize(expression)
+{
+    var f = eval("(function () { return " + expression + "; })");
+    var serializedString = f.toString();
+    serializedString = serializedString.replace(/[ \t\r\n]+/g, " ");
+    serializedString = serializedString.replace("function () { return ", "");
+    serializedString = serializedString.replace("; }", "");
+    return serializedString;
+}
+
+shouldBe("compileAndSerialize('a = { 1: null }')", "'a = { 1: null }'");
+shouldBe("compileAndSerialize('a = { 0: null }')", "'a = { 0: null }'");
+shouldBe("compileAndSerialize('a = { 1.0: null }')", "'a = { 1.0: null }'");
+shouldBe("compileAndSerialize('a = { \"1.0\": null }')", "'a = { \"1.0\": null }'");
+shouldBe("compileAndSerialize('a = { 1e-500: null }')", "'a = { 1e-500: null }'");
+shouldBe("compileAndSerialize('a = { 1e-300: null }')", "'a = { 1e-300: null }'");
+shouldBe("compileAndSerialize('a = { 1e300: null }')", "'a = { 1e300: null }'");
+shouldBe("compileAndSerialize('a = { 1e500: null }')", "'a = { 1e500: null }'");
+
+shouldBe("compileAndSerialize('a = { NaN: null }')", "'a = { NaN: null }'");
+shouldBe("compileAndSerialize('a = { Infinity: null }')", "'a = { Infinity: null }'");
+
+shouldBe("compileAndSerialize('a = { \"1\": null }')", "'a = { \"1\": null }'");
+shouldBe("compileAndSerialize('a = { \"1hi\": null }')", "'a = { \"1hi\": null }'");
+shouldBe("compileAndSerialize('a = { \"\\\'\": null }')", "'a = { \"\\\'\": null }'");
+shouldBe("compileAndSerialize('a = { \"\\\\\"\": null }')", "'a = { \"\\\\\"\": null }'");
+
+shouldBe("compileAndSerialize('a = { get x() { } }')", "'a = { get x() { } }'");
+shouldBe("compileAndSerialize('a = { set x(y) { } }')", "'a = { set x(y) { } }'");
+
+shouldThrow("compileAndSerialize('a = { --1: null }')");
+shouldThrow("compileAndSerialize('a = { -NaN: null }')");
+shouldThrow("compileAndSerialize('a = { -0: null }')");
+shouldThrow("compileAndSerialize('a = { -0.0: null }')");
+shouldThrow("compileAndSerialize('a = { -Infinity: null }')");