| Index: LayoutTests/fast/js/script-tests/caller-property.js
|
| diff --git a/LayoutTests/fast/js/script-tests/caller-property.js b/LayoutTests/fast/js/script-tests/caller-property.js
|
| deleted file mode 100644
|
| index b79f2772f869bb5cd9d56edec0a485e78fe34232..0000000000000000000000000000000000000000
|
| --- a/LayoutTests/fast/js/script-tests/caller-property.js
|
| +++ /dev/null
|
| @@ -1,62 +0,0 @@
|
| -description(
|
| -'This tests for caller property in functions. Only functions that are called from inside of other functions and have a parent should have this property set. Tests return true when caller is found and false when the caller is null.'
|
| -)
|
| -function child()
|
| -{
|
| - return (child.caller !== null);
|
| -}
|
| -
|
| -function parent()
|
| -{
|
| - return child();
|
| -}
|
| -
|
| -var childHasCallerWhenExecutingGlobalCode = (child.caller !== null);
|
| -var childHasCallerWhenCalledWithoutParent = child();
|
| -var childHasCallerWhenCalledFromWithinParent = parent();
|
| -
|
| -shouldBe('childHasCallerWhenExecutingGlobalCode', 'false');
|
| -shouldBe('childHasCallerWhenCalledWithoutParent', 'false');
|
| -shouldBe('childHasCallerWhenCalledFromWithinParent', 'true')
|
| -
|
| -// The caller property should throw in strict mode, and a non-strict function cannot use caller to reach a strict caller (see ES5.1 15.3.5.4).
|
| -function nonStrictCallee() { return nonStrictCallee.caller; }
|
| -function strictCallee() { "use strict"; return strictCallee.caller; }
|
| -function nonStrictCaller(x) { return x(); }
|
| -function strictCaller(x) { "use strict"; return x(); }
|
| -shouldBe("nonStrictCaller(nonStrictCallee)", "nonStrictCaller");
|
| -shouldThrow("nonStrictCaller(strictCallee)", '"TypeError: Type error"');
|
| -shouldThrow("strictCaller(nonStrictCallee)", '"TypeError: Function.caller used to retrieve strict caller"');
|
| -shouldThrow("strictCaller(strictCallee)", '"TypeError: Type error"');
|
| -
|
| -// .caller within a bound function reaches the caller, ignoring the binding.
|
| -var boundNonStrictCallee = nonStrictCallee.bind();
|
| -var boundStrictCallee = strictCallee.bind();
|
| -shouldBe("nonStrictCaller(boundNonStrictCallee)", "nonStrictCaller");
|
| -shouldThrow("nonStrictCaller(boundStrictCallee)", '"TypeError: Type error"');
|
| -shouldThrow("strictCaller(boundNonStrictCallee)", '"TypeError: Function.caller used to retrieve strict caller"');
|
| -shouldThrow("strictCaller(boundStrictCallee)", '"TypeError: Type error"');
|
| -
|
| -// Check that .caller works (or throws) as expected, over an accessor call.
|
| -function getFooGetter(x) { return Object.getOwnPropertyDescriptor(x, 'foo').get; }
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| -function getFooSetter(x) { return Object.getOwnPropertyDescriptor(x, 'foo').set; }
|
| -var nonStrictAccessor = {
|
| - get foo() { return getFooGetter(nonStrictAccessor).caller; },
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| - set foo(x) { if (getFooSetter(nonStrictAccessor).caller !==x) throw false; }
|
| -};
|
| -var strictAccessor = {
|
| - get foo() { "use strict"; return getFooGetter(strictAccessor).caller; },
|
| - set foo(x) { "use strict"; if (getFooSetter(strictAccessor).caller !==x) throw false; }
|
| -};
|
| -function nonStrictGetter(x) { return x.foo; }
|
| -function nonStrictSetter(x) { x.foo = nonStrictSetter; return true; }
|
| -function strictGetter(x) { "use strict"; return x.foo; }
|
| -function strictSetter(x) { "use strict"; x.foo = nonStrictSetter; return true; }
|
| -shouldBe("nonStrictGetter(nonStrictAccessor)", "nonStrictGetter");
|
| -shouldBeTrue("nonStrictSetter(nonStrictAccessor)");
|
| -shouldThrow("nonStrictGetter(strictAccessor)", '"TypeError: Type error"');
|
| -shouldThrow("nonStrictSetter(strictAccessor)", '"TypeError: Type error"');
|
| -shouldThrow("strictGetter(nonStrictAccessor)", '"TypeError: Function.caller used to retrieve strict caller"');
|
| -shouldThrow("strictSetter(nonStrictAccessor)", '"TypeError: Function.caller used to retrieve strict caller"');
|
| -shouldThrow("strictGetter(strictAccessor)", '"TypeError: Type error"');
|
| -shouldThrow("strictSetter(strictAccessor)", '"TypeError: Type error"');
|
|
|