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Bug 1529462 [wpt PR 15482] - Add some tests for the realms involved in creating new platform objects., a=testonly

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Automatic update from web-platform-tests
Add some tests for the realms involved in creating new platform objects. (#15482)

--

wpt-commits: 1b2fbac6ae44eb3b88c1b01da2d2358eb2f7ef45
wpt-pr: 15482
This commit is contained in:
Ms2ger 2019-03-06 16:52:21 +00:00 committed by James Graham
parent 07d0cd7e2d
commit 2477d85e1b
2 changed files with 104 additions and 0 deletions
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8
testing/web-platform/tests/WebIDL/ecmascript-binding/constructors-support.html Normal file
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<!DOCTYPE html>
<script>
window.badNewTarget = function() {};
badNewTarget.prototype = 8;
window.DOMParserSubclass = class extends DOMParser {}
window.ForeignDOMParserSubclass = class extends parent.DOMParser {}
</script>

96
testing/web-platform/tests/WebIDL/ecmascript-binding/constructors.html Normal file
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<!DOCTYPE html>
<meta charset=utf-8>
<title>Realm for constructed objects</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
function object_realm(dp) {
// Note that browsers use the URL of the relevant global object's associated
// Document.
// https://github.com/w3c/DOM-Parsing/issues/46
var url = DOMParser.prototype.parseFromString.call(dp, "x", "text/html").documentURI;
var file = url.slice(url.lastIndexOf("/") + 1);
switch (file) {
case "constructors.html":
return "parent window";
case "constructors-support.html":
return "child window";
default:
return "???";
}
}
async_test(function() {
var iframe = document.createElement("iframe");
iframe.onload = this.step_func_done(function() {
var child = iframe.contentWindow;
test(function() {
var dp = new DOMParser();
assert_equals(Object.getPrototypeOf(dp), DOMParser.prototype);
assert_equals(object_realm(dp), "parent window");
}, "Normal constructor in parent window");
test(function() {
var dp = new child.DOMParser();
assert_equals(Object.getPrototypeOf(dp), child.DOMParser.prototype);
assert_equals(object_realm(dp), "child window");
}, "Normal constructor in child window");
test(function() {
var dp = Reflect.construct(child.DOMParser, [], DOMParser);
assert_equals(Object.getPrototypeOf(dp), DOMParser.prototype);
assert_equals(object_realm(dp), "child window");
}, "Constructor in child window with normal NewTarget from parent window");
test(function() {
var dp = Reflect.construct(DOMParser, [], child.DOMParser);
assert_equals(Object.getPrototypeOf(dp), child.DOMParser.prototype);
assert_equals(object_realm(dp), "parent window");
}, "Constructor in parent window with normal NewTarget from child window");
test(function() {
class DOMParserSubclass extends DOMParser {}
var dp = new DOMParserSubclass();
assert_equals(Object.getPrototypeOf(dp), DOMParserSubclass.prototype);
assert_equals(object_realm(dp), "parent window");
}, "Subclass constructor in parent window");
test(function() {
var dp = new child.DOMParserSubclass();
assert_equals(Object.getPrototypeOf(dp), child.DOMParserSubclass.prototype);
assert_equals(object_realm(dp), "child window");
}, "Subclass constructor in child window");
test(function() {
class ForeignDOMParserSubclass extends child.DOMParser {}
var dp = new ForeignDOMParserSubclass();
assert_equals(Object.getPrototypeOf(dp), ForeignDOMParserSubclass.prototype);
assert_equals(object_realm(dp), "child window");
}, "Subclass constructor in parent window with parent class in child window");
test(function() {
var dp = new child.ForeignDOMParserSubclass();
assert_equals(Object.getPrototypeOf(dp), child.ForeignDOMParserSubclass.prototype);
assert_equals(object_realm(dp), "parent window");
}, "Subclass constructor in child window with parent class in parent window");
test(function() {
var badNewTarget = function() {};
badNewTarget.prototype = 7;
var dp = Reflect.construct(child.DOMParser, [], badNewTarget);
assert_equals(Object.getPrototypeOf(dp), DOMParser.prototype);
assert_equals(object_realm(dp), "child window");
}, "Constructor in child window with bad NewTarget from parent window");
test(function() {
var dp = Reflect.construct(DOMParser, [], child.badNewTarget);
assert_equals(Object.getPrototypeOf(dp), child.DOMParser.prototype);
assert_equals(object_realm(dp), "parent window");
}, "Constructor in parent window with bad NewTarget from child window");
});
iframe.src = "constructors-support.html";
document.body.appendChild(iframe);
});
</script>