diff options
Diffstat (limited to 'src/3rdparty/v8/test/mjsunit/stack-traces-gc.js')
-rw-r--r-- | src/3rdparty/v8/test/mjsunit/stack-traces-gc.js | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/3rdparty/v8/test/mjsunit/stack-traces-gc.js b/src/3rdparty/v8/test/mjsunit/stack-traces-gc.js deleted file mode 100644 index dd878f2..0000000 --- a/src/3rdparty/v8/test/mjsunit/stack-traces-gc.js +++ /dev/null @@ -1,119 +0,0 @@ -// Copyright 2012 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * 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. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT -// OWNER 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. - -// Flags: --expose-gc --allow-natives-syntax - -var fired = []; -for (var i = 0; i < 100; i++) fired[i] = false; - -function getter_function(i) { - return %MarkOneShotGetter( function() { fired[i] = true; } ); -} - -// Error objects that die young. -for (var i = 0; i < 100; i++) { - var error = new Error(); - // Replace the getter to observe whether it has been fired, - // and disguise it as original getter. - var getter = getter_function(i); - error.__defineGetter__("stack", getter); - - error = undefined; -} - -gc(); -for (var i = 0; i < 100; i++) { - assertFalse(fired[i]); -} - -// Error objects that are kept alive. -var array = []; -for (var i = 0; i < 100; i++) { - var error = new Error(); - var getter = getter_function(i); - // Replace the getter to observe whether it has been fired, - // and disguise it as original getter. - error.__defineGetter__("stack", getter); - - array.push(error); - error = undefined; -} - -gc(); -// We don't expect all stack traces to be formatted after only one GC. -assertTrue(fired[0]); - -for (var i = 0; i < 10; i++) gc(); -for (var i = 0; i < 100; i++) assertTrue(fired[i]); - -// Error objects with custom stack getter. -var custom_error = new Error(); -var custom_getter_fired = false; -custom_error.__defineGetter__("stack", - function() { custom_getter_fired = true; }); -gc(); -assertFalse(custom_getter_fired); - -// Check that formatting caused by GC is not somehow observable. -var error; - -var obj = { foo: function foo() { throw new Error(); } }; - -try { - obj.foo(); -} catch (e) { - delete obj.foo; - Object.defineProperty(obj, 'foo', { - get: function() { assertUnreachable(); } - }); - error = e; -} - -gc(); - -Object.defineProperty(Array.prototype, '0', { - get: function() { assertUnreachable(); } -}); - -try { - throw new Error(); -} catch (e) { - error = e; -} - -gc(); - -String.prototype.indexOf = function() { assertUnreachable(); }; -String.prototype.lastIndexOf = function() { assertUnreachable(); }; -var obj = { method: function() { throw Error(); } }; -try { - obj.method(); -} catch (e) { - error = e; -} - -gc(); |