mirror of https://github.com/lukechilds/node.git
Ryan Dahl
15 years ago
36 changed files with 1012 additions and 423 deletions
@ -0,0 +1,195 @@ |
|||||
|
// Copyright 2010 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.
|
||||
|
|
||||
|
// Tests the Object.seal and Object.isSealed methods - ES 15.2.3.9 and
|
||||
|
// ES 15.2.3.12
|
||||
|
|
||||
|
|
||||
|
// Test that we throw an error if an object is not passed as argument.
|
||||
|
var non_objects = new Array(undefined, null, 1, -1, 0, 42.43); |
||||
|
for (var key in non_objects) { |
||||
|
try { |
||||
|
Object.seal(non_objects[key]); |
||||
|
assertUnreachable(); |
||||
|
} catch(e) { |
||||
|
assertTrue(/Object.seal called on non-object/.test(e)); |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
for (var key in non_objects) { |
||||
|
try { |
||||
|
Object.isSealed(non_objects[key]); |
||||
|
assertUnreachable(); |
||||
|
} catch(e) { |
||||
|
assertTrue(/Object.isSealed called on non-object/.test(e)); |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
// Test normal data properties.
|
||||
|
var obj = { x: 42, z: 'foobar' }; |
||||
|
var desc = Object.getOwnPropertyDescriptor(obj, 'x'); |
||||
|
assertTrue(desc.writable); |
||||
|
assertTrue(desc.configurable); |
||||
|
assertEquals(42, desc.value); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(obj, 'z'); |
||||
|
assertTrue(desc.writable); |
||||
|
assertTrue(desc.configurable); |
||||
|
assertEquals('foobar', desc.value); |
||||
|
|
||||
|
assertTrue(Object.isExtensible(obj)); |
||||
|
assertFalse(Object.isSealed(obj)); |
||||
|
|
||||
|
Object.seal(obj); |
||||
|
|
||||
|
// Make sure we are no longer extensible.
|
||||
|
assertFalse(Object.isExtensible(obj)); |
||||
|
assertTrue(Object.isSealed(obj)); |
||||
|
|
||||
|
// We should not be frozen, since we are still able to
|
||||
|
// update values.
|
||||
|
assertFalse(Object.isFrozen(obj)); |
||||
|
|
||||
|
// We should not allow new properties to be added.
|
||||
|
try { |
||||
|
obj.foo = 42; |
||||
|
assertUnreachable(); |
||||
|
} catch(e) { |
||||
|
assertTrue(/object is not extensible/.test(e)); |
||||
|
} |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(obj, 'x'); |
||||
|
assertTrue(desc.writable); |
||||
|
assertFalse(desc.configurable); |
||||
|
assertEquals(42, desc.value); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(obj, 'z'); |
||||
|
assertTrue(desc.writable); |
||||
|
assertFalse(desc.configurable); |
||||
|
assertEquals("foobar", desc.value); |
||||
|
|
||||
|
// Since writable is not affected by seal we should still be able to
|
||||
|
// update the values.
|
||||
|
obj.x = "43"; |
||||
|
assertEquals(43, obj.x); |
||||
|
|
||||
|
// Test on accessors.
|
||||
|
var obj2 = {}; |
||||
|
function get() { return 43; }; |
||||
|
function set() {}; |
||||
|
Object.defineProperty(obj2, 'x', { get: get, set: set, configurable: true }); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(obj2, 'x'); |
||||
|
assertTrue(desc.configurable); |
||||
|
assertEquals(undefined, desc.value); |
||||
|
assertEquals(set, desc.set); |
||||
|
assertEquals(get, desc.get); |
||||
|
|
||||
|
assertTrue(Object.isExtensible(obj2)); |
||||
|
assertFalse(Object.isSealed(obj2)); |
||||
|
Object.seal(obj2); |
||||
|
|
||||
|
// Since this is an accessor property the object is now effectively both
|
||||
|
// sealed and frozen (accessors has no writable attribute).
|
||||
|
assertTrue(Object.isFrozen(obj2)); |
||||
|
assertFalse(Object.isExtensible(obj2)); |
||||
|
assertTrue(Object.isSealed(obj2)); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(obj2, 'x'); |
||||
|
assertFalse(desc.configurable); |
||||
|
assertEquals(undefined, desc.value); |
||||
|
assertEquals(set, desc.set); |
||||
|
assertEquals(get, desc.get); |
||||
|
|
||||
|
try { |
||||
|
obj2.foo = 42; |
||||
|
assertUnreachable(); |
||||
|
} catch(e) { |
||||
|
assertTrue(/object is not extensible/.test(e)); |
||||
|
} |
||||
|
|
||||
|
|
||||
|
// Test seal on arrays.
|
||||
|
var arr = new Array(42,43); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(arr, '0'); |
||||
|
assertTrue(desc.configurable); |
||||
|
assertTrue(desc.writable); |
||||
|
assertEquals(42, desc.value); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(arr, '1'); |
||||
|
assertTrue(desc.configurable); |
||||
|
assertTrue(desc.writable); |
||||
|
assertEquals(43, desc.value); |
||||
|
|
||||
|
assertTrue(Object.isExtensible(arr)); |
||||
|
assertFalse(Object.isSealed(arr)); |
||||
|
Object.seal(arr); |
||||
|
assertTrue(Object.isSealed(arr)); |
||||
|
assertFalse(Object.isExtensible(arr)); |
||||
|
// Since the values in the array is still writable this object
|
||||
|
// is not frozen.
|
||||
|
assertFalse(Object.isFrozen(arr)); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(arr, '0'); |
||||
|
assertFalse(desc.configurable); |
||||
|
assertTrue(desc.writable); |
||||
|
assertEquals(42, desc.value); |
||||
|
|
||||
|
desc = Object.getOwnPropertyDescriptor(arr, '1'); |
||||
|
assertFalse(desc.configurable); |
||||
|
assertTrue(desc.writable); |
||||
|
assertEquals(43, desc.value); |
||||
|
|
||||
|
arr[0] = 'foo'; |
||||
|
|
||||
|
// We should be able to overwrite the existing value.
|
||||
|
assertEquals('foo', arr[0]); |
||||
|
|
||||
|
|
||||
|
// Test that isSealed returns the correct value even if configurable
|
||||
|
// has been set to false on all properties manually and the extensible
|
||||
|
// flag has also been set to false manually.
|
||||
|
var obj3 = { x: 42, y: 'foo' }; |
||||
|
|
||||
|
assertFalse(Object.isFrozen(obj3)); |
||||
|
|
||||
|
Object.defineProperty(obj3, 'x', {configurable: false, writable: true}); |
||||
|
Object.defineProperty(obj3, 'y', {configurable: false, writable: false}); |
||||
|
Object.preventExtensions(obj3); |
||||
|
|
||||
|
assertTrue(Object.isSealed(obj3)); |
||||
|
|
||||
|
|
||||
|
// Make sure that an object that has a configurable property
|
||||
|
// is not classified as sealed.
|
||||
|
var obj4 = {}; |
||||
|
Object.defineProperty(obj4, 'x', {configurable: true, writable: false}); |
||||
|
Object.defineProperty(obj4, 'y', {configurable: false, writable: false}); |
||||
|
Object.preventExtensions(obj4); |
||||
|
|
||||
|
assertFalse(Object.isSealed(obj4)); |
||||
@ -0,0 +1,94 @@ |
|||||
|
// Copyright 2010 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.
|
||||
|
|
||||
|
// Test for a broken fast-smi-loop that does not save the incremented value
|
||||
|
// of the loop index. If this test fails, it loops forever, and times out.
|
||||
|
|
||||
|
// Flags: --nofull-compiler
|
||||
|
|
||||
|
// Calling foo() spills the virtual frame.
|
||||
|
function foo() { |
||||
|
return; |
||||
|
} |
||||
|
|
||||
|
function bar() { |
||||
|
var x1 = 3; |
||||
|
var x2 = 3; |
||||
|
var x3 = 3; |
||||
|
var x4 = 3; |
||||
|
var x5 = 3; |
||||
|
var x6 = 3; |
||||
|
var x7 = 3; |
||||
|
var x8 = 3; |
||||
|
var x9 = 3; |
||||
|
var x10 = 3; |
||||
|
var x11 = 3; |
||||
|
var x12 = 3; |
||||
|
var x13 = 3; |
||||
|
|
||||
|
foo(); |
||||
|
|
||||
|
x1 = 257; |
||||
|
x2 = 258; |
||||
|
x3 = 259; |
||||
|
x4 = 260; |
||||
|
x5 = 261; |
||||
|
x6 = 262; |
||||
|
x7 = 263; |
||||
|
x8 = 264; |
||||
|
x9 = 265; |
||||
|
x10 = 266; |
||||
|
x11 = 267; |
||||
|
x12 = 268; |
||||
|
x13 = 269; |
||||
|
|
||||
|
// The loop variable x7 is initialized to 3,
|
||||
|
// and then MakeMergeable is called on the virtual frame.
|
||||
|
// MakeMergeable has forced the loop variable x7 to be spilled,
|
||||
|
// so it is marked as synced
|
||||
|
// The back edge then merges its virtual frame, which incorrectly
|
||||
|
// claims that x7 is synced, and does not save the modified
|
||||
|
// value.
|
||||
|
for (x7 = 3; x7 < 10; ++x7) { |
||||
|
foo(); |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
bar(); |
||||
|
|
||||
|
function aliasing() { |
||||
|
var x = 3; |
||||
|
var j; |
||||
|
for (j = 7; j < 11; ++j) { |
||||
|
x = j; |
||||
|
} |
||||
|
|
||||
|
assertEquals(10, x); |
||||
|
assertEquals(11, j); |
||||
|
} |
||||
|
|
||||
|
aliasing(); |
||||
Loading…
Reference in new issue