v8/test/webkit/fast/js/modify-non-references.js
rossberg@chromium.org 45118bfdfb Make invalid LHSs that are calls late errors
Necessary for web legacy compatibility.

Also fold in additional strict mode checks into LHS checks.
Minor constness clean-ups on the way.

R=marja@chromium.org
BUG=chromium:358346
LOG=Y

Review URL: https://codereview.chromium.org/217823003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20428 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-04-02 11:03:05 +00:00

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2.4 KiB
JavaScript

// 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.
shouldBe("function f() { g()++; } f.toString()", "'function f() { g()++; }'");
shouldBe("function f() { g()--; } f.toString()", "'function f() { g()--; }'");
shouldBe("function f() { ++g(); } f.toString()", "'function f() { ++g(); }'");
shouldBe("function f() { --g(); } f.toString()", "'function f() { --g(); }'");
shouldBe("function f() { g() = 1; } f.toString()", "'function f() { g() = 1; }'");
shouldBe("function f() { g() += 1; } f.toString()", "'function f() { g() += 1; }'");
shouldThrow("Number()++", "'ReferenceError: Invalid left-hand side expression in postfix operation'");
shouldThrow("Number()--", "'ReferenceError: Invalid left-hand side expression in postfix operation'");
shouldThrow("++Number()", "'ReferenceError: Invalid left-hand side expression in prefix operation'");
shouldThrow("--Number()", "'ReferenceError: Invalid left-hand side expression in prefix operation'");
shouldThrow("Number() = 1", "'ReferenceError: Invalid left-hand side in assignment'");
shouldThrow("Number() += 1", "'ReferenceError: Invalid left-hand side in assignment'");