Mypal/dom/bindings/test/test_returnUnion.html

60 lines
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HTML

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1048659
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1048659</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for returning unions from JS-implemented WebIDL. **/
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({set: [['dom.expose_test_interfaces', true]]}, go);
function go() {
var t = new TestInterfaceJS();
var t2 = new TestInterfaceJS();
is(t.pingPongUnion(t2), t2, "ping pong union for left case should be identity");
is(t.pingPongUnion(12), 12, "ping pong union for right case should be identity");
is(t.pingPongUnionContainingNull("this is not a string"), "this is not a string",
"ping pong union containing union for left case should be identity");
is(t.pingPongUnionContainingNull(null), null,
"ping pong union containing null for right case null should be identity");
is(t.pingPongUnionContainingNull(t2), t2,
"ping pong union containing null for right case should be identity");
is(t.pingPongNullableUnion(t2), t2, "ping pong nullable union for left case should be identity");
is(t.pingPongNullableUnion(12), 12, "ping pong nullable union for right case should be identity");
is(t.pingPongNullableUnion(null), null, "ping pong nullable union for null case should be identity");
var rejectedBadUnion = false;
var result = null;
try {
result = t.returnBadUnion();
} catch (e) {
rejectedBadUnion = true;
}
is(result, null, "bad union should not set a value for result");
ok(rejectedBadUnion, "bad union should throw an exception");
SimpleTest.finish();
}
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1048659">Mozilla Bug 1048659</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>