| /* Test that splice causing deletion of a non-configurable property stops at exactly step 12(v) of ES5 15.4.4.12 */ |
| |
| var O = [1,2,3,4,5,6]; |
| var A = undefined; |
| Object.defineProperty(O, 3, { configurable: false }); |
| |
| try |
| { |
| A = O.splice(0, 6); |
| throw new Error("didn't throw, returned " + A); |
| } |
| catch (e) |
| { |
| assertEq(e instanceof TypeError, true, |
| "deleting O[3] should have caused a TypeError"); |
| } |
| |
| assertEq(O.length, 6); // setting length not reached |
| assertEq(A, undefined); // return value not reached |
| |
| assertEq(O[5], undefined); // deletion reached |
| assertEq(O[4], undefined); // deletion reached |
| assertEq(O[3], 4); // deletion caused exception |
| assertEq(O[2], 3); // deletion not reached |
| assertEq(O[1], 2); // deletion not reached |
| assertEq(O[0], 1); // deletion not reached |
