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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html | |
| parent | Initial commit. (diff) | |
| download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html')
| -rw-r--r-- | js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html b/js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html new file mode 100644 index 0000000000..1b786138d4 --- /dev/null +++ b/js/xpconnect/tests/mochitest/test_paris_weakmap_keys.html @@ -0,0 +1,94 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=777385 +--> +<head> + <meta charset="utf-8"> + <title>Tests for WebIDL objects as weak map keys</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + <script type="application/javascript"> + + /** Test for Bug 777385 **/ + + SimpleTest.waitForExplicitFinish(); + + // We wait to run this until the load event because it needs to access an element. + function go() { + + let live_map = new WeakMap; + + let get_div_style = function () { + return document.getElementById("mydivname").style; + } + + let make_live_map = function () { + let my_div_style = get_div_style(); + let div_fail = false; + try { + live_map.set(my_div_style, 12345); + } catch (e) { + div_fail = true; + } + ok(!div_fail, "Using elem.style as a weak map key should not produce an exception."); + + is(live_map.get(get_div_style()), 12345, "Live map should have live style with right value before GC."); + + } + + make_live_map(); + + let tf = new TestFunctions; + + let add_non_isupports2 = function () { + let testKey = tf.wrapperCachedNonISupportsObject; + + let testFail = false; + try { + live_map.set(testKey, 23456); + } catch (e) { + testFail = true; + } + + ok(!testFail, "Using a wrapper cached non-nsISupports class as a weak map key should not produce an exception."); + + is(live_map.get(testKey), 23456, "Live map should have wrapper cached non-nsISupports class right value before GC."); + } + + add_non_isupports2(); + + + /* Set up for running precise GC/CC then check the results. */ + + SpecialPowers.exactGC(function () { + SpecialPowers.forceCC(); + SpecialPowers.forceGC(); + SpecialPowers.forceGC(); + + is(SpecialPowers.nondeterministicGetWeakMapKeys(live_map).length, 2, + "Live WebIDL bindings keys should not be removed from a weak map."); + + is(live_map.get(get_div_style()), 12345, "Live weak map should have live style with right value after GC."); + is(live_map.get(tf.wrapperCachedNonISupportsObject), 23456, + "Live weak map should have live wrapper cached non-nsISupports class with right value after GC."); + + SimpleTest.finish(); + }); + + } + + SimpleTest.waitForExplicitFinish(); + + addLoadEvent(function() { + SpecialPowers.pushPrefEnv({set: [['dom.expose_test_interfaces', true]]}, + go); + }); + </script> +</head> +<div></div> +<div id="mydivname"></div> +<body> +<p id="display"></p> +</body> +</html> |