9b15445e6d
Second item in section 13.7.5.1 states that the error should be a SyntaxError, when previously CheckAndRewriteReferenceExpression would always emit a ReferenceError. BUG=v8:4373 R=adamk, rossberg LOG=N CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_chromium_rel_ng;tryserver.blink:linux_blink_rel Review URL: https://codereview.chromium.org/1292393002 Cr-Commit-Position: refs/heads/master@{#30184}
75 lines
3.6 KiB
JavaScript
75 lines
3.6 KiB
JavaScript
// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Test that we get exceptions for invalid left-hand sides. The
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// exceptions are delayed until runtime.
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// Normal assignments:
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assertThrows("12 = 12", ReferenceError);
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assertThrows("x++ = 12", ReferenceError);
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assertThrows("eval('var x') = 12", ReferenceError);
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assertThrows("if (false) 12 = 12", ReferenceError);
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assertDoesNotThrow("if (false) eval('var x') = 12", ReferenceError);
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// Pre- and post-fix operations:
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assertThrows("12++", ReferenceError);
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assertThrows("12--", ReferenceError);
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assertThrows("++12", ReferenceError);
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assertThrows("--12", ReferenceError);
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assertThrows("++(eval('12'))", ReferenceError);
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assertThrows("(eval('12'))++", ReferenceError);
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assertThrows("if (false) 12++", ReferenceError);
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assertThrows("if (false) 12--", ReferenceError);
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assertThrows("if (false) ++12", ReferenceError);
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assertThrows("if (false) --12", ReferenceError);
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assertDoesNotThrow("if (false) ++(eval('12'))", ReferenceError);
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assertDoesNotThrow("if (false) (eval('12'))++", ReferenceError);
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// For in:
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assertThrows("for (12 in [1]) print(12);", SyntaxError);
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assertThrows("for (eval('var x') in [1]) print(12);", ReferenceError);
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assertThrows("if (false) for (12 in [1]) print(12);", SyntaxError);
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assertDoesNotThrow("if (false) for (eval('0') in [1]) print(12);", ReferenceError);
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// For:
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assertThrows("for (12 = 1;;) print(12);", ReferenceError);
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assertThrows("for (eval('var x') = 1;;) print(12);", ReferenceError);
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assertThrows("if (false) for (12 = 1;;) print(12);", ReferenceError);
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assertDoesNotThrow("if (false) for (eval('var x') = 1;;) print(12);", ReferenceError);
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// Assignments to 'this'.
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assertThrows("this = 42", ReferenceError);
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assertThrows("function f() { this = 12; }", ReferenceError);
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assertThrows("for (this in {x:3, y:4, z:5}) ;", SyntaxError);
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assertThrows("for (this = 0;;) ;", ReferenceError);
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assertThrows("this++", ReferenceError);
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assertThrows("++this", ReferenceError);
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assertThrows("this--", ReferenceError);
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assertThrows("--this", ReferenceError);
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assertThrows("if (false) this = 42", ReferenceError);
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assertThrows("if (false) this++", ReferenceError);
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