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Add a manual test for panicking while JS stack frames exist.

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This commit is contained in:
Josh Matthews 2016-06-20 13:22:53 -04:00
parent a0a62ed3fd
commit fbf6c7fc2b
3 changed files with 20 additions and 0 deletions
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2
components/script/dom/testbinding.rs
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@ -580,6 +580,8 @@ impl TestBindingMethods for TestBinding {
ptr::write_volatile(p, 0xbaadc0de); ptr::write_volatile(p, 0xbaadc0de);
} }
} }
fn Panic(&self) { panic!("explicit panic from script") }
} }
impl TestBinding { impl TestBinding {

2
components/script/dom/webidls/TestBinding.webidl
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@ -455,6 +455,8 @@ interface TestBinding {
static void funcControlledStaticMethodEnabled(); static void funcControlledStaticMethodEnabled();
[Func="TestBinding::condition_satisfied"] [Func="TestBinding::condition_satisfied"]
const unsigned short funcControlledConstEnabled = 0; const unsigned short funcControlledConstEnabled = 0;
void panic();
}; };
partial interface TestBinding { partial interface TestBinding {

16
tests/html/panic.html Normal file
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@ -0,0 +1,16 @@
<!-- To exercise these tests, set the `dom.testbinding.enabled` to true.
It is expected that the browser will not abort due to failed JS engine assertions. -->
<!-- Straightforward test - invoking a panic from a toplevel script execution -->
<script>
(new TestBinding()).panic();
</script>
<!-- invoking a panic from an event handler which is invoked by native code -->
<!--<iframe src="data:,hi there" onload="(new TestBinding()).panic()"></iframe>-->
<!-- invoking a panic from an event handler which is invoked by script -->
<!--<div onclick="(new TestBinding()).panic()"></div>
<script>
document.querySelector('div').click();
</script>-->