4c27298d27
BUG=v8:2394 Review URL: https://chromiumcodereview.appspot.com/11275186 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12933 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
123 lines
3.2 KiB
JavaScript
123 lines
3.2 KiB
JavaScript
// 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.
|
|
|
|
function rec1(a) { rec1(a+1); }
|
|
function rec2(a) { rec3(a+1); }
|
|
function rec3(a) { rec2(a+1); }
|
|
|
|
// Test stack trace getter and setter.
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertTrue(e.stack.indexOf("rec1") > 0);
|
|
e.stack = "123";
|
|
assertEquals("123", e.stack);
|
|
}
|
|
|
|
// Test setter w/o calling the getter.
|
|
try {
|
|
rec2(0);
|
|
} catch (e) {
|
|
assertTrue(e.stack.indexOf("rec2") > 0);
|
|
assertTrue(e.stack.indexOf("rec3") > 0);
|
|
e.stack = "123";
|
|
assertEquals("123", e.stack);
|
|
}
|
|
|
|
// Test getter to make sure setter does not affect the boilerplate.
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertTrue(e.stack.indexOf("rec1") > 0);
|
|
assertInstanceof(e, RangeError);
|
|
}
|
|
|
|
|
|
// Check setting/getting stack property on the prototype chain.
|
|
function testErrorPrototype(prototype) {
|
|
var object = {};
|
|
object.__proto__ = prototype;
|
|
object.stack = "123";
|
|
assertEquals("123", object.stack);
|
|
assertTrue("123" != prototype.stack);
|
|
}
|
|
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
e.stack;
|
|
testErrorPrototype(e);
|
|
}
|
|
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
testErrorPrototype(e);
|
|
}
|
|
|
|
try {
|
|
throw new Error();
|
|
} catch (e) {
|
|
testErrorPrototype(e);
|
|
}
|
|
|
|
Error.stackTraceLimit = 3;
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertEquals(4, e.stack.split('\n').length);
|
|
}
|
|
|
|
Error.stackTraceLimit = 25.9;
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertEquals(26, e.stack.split('\n').length);
|
|
}
|
|
|
|
Error.stackTraceLimit = NaN;
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertEquals(1, e.stack.split('\n').length);
|
|
}
|
|
|
|
Error.stackTraceLimit = "not a number";
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertEquals(undefined, e.stack);
|
|
}
|
|
|
|
Error.stackTraceLimit = 3;
|
|
Error = ""; // Overwrite Error in the global object.
|
|
try {
|
|
rec1(0);
|
|
} catch (e) {
|
|
assertEquals(4, e.stack.split('\n').length);
|
|
}
|