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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /devtools/server/tests/chrome/test_makeGlobalObjectReference.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/server/tests/chrome/test_makeGlobalObjectReference.html')
| -rw-r--r-- | devtools/server/tests/chrome/test_makeGlobalObjectReference.html | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/devtools/server/tests/chrome/test_makeGlobalObjectReference.html b/devtools/server/tests/chrome/test_makeGlobalObjectReference.html new file mode 100644 index 0000000000..d800798427 --- /dev/null +++ b/devtools/server/tests/chrome/test_makeGlobalObjectReference.html @@ -0,0 +1,96 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=914405 + +Debugger.prototype.makeGlobalObjectReference should dereference WindowProxy +(outer window) objects. +--> +<head> + <meta charset="utf-8"> + <title>Mozilla Bug 914405</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"> +</head> +<body> +<pre id="test"> +<script> +"use strict"; + +const {addSandboxedDebuggerToGlobal} = ChromeUtils.importESModule("resource://gre/modules/jsdebugger.sys.mjs"); +addSandboxedDebuggerToGlobal(globalThis); + +window.onload = function() { + SimpleTest.waitForExplicitFinish(); + + // Load one of our iframes over http to force it in a different compartment + // from the current window and the other iframe. + const iframe = document.createElement("iframe"); + const baseURL = "http://mochi.test:8888/chrome/devtools/server/tests/chrome/"; + iframe.src = baseURL + "iframe1_makeGlobalObjectReference.html"; + iframe.onload = iframeOnLoad; + document.body.appendChild(iframe); + + function iframeOnLoad() { + const dbg = new Debugger(); + + // 'o' for 'outer window' + const g1o = iframe.contentWindow; + ok(!dbg.hasDebuggee(g1o), "iframe is not initially a debuggee"); + + // Like addDebuggee, makeGlobalObjectReference innerizes. + // 'i' stands for 'inner window'. + // 'DO' stands for 'Debugger.Object'. + const g1iDO = dbg.makeGlobalObjectReference(g1o); + ok(!dbg.hasDebuggee(g1o), + "makeGlobalObjectReference does not add g1 as debuggee, designated via outer"); + ok(!dbg.hasDebuggee(g1iDO), + "makeGlobalObjectReference does not add g1 as debuggee, designated via D.O "); + + // Wrapping an object automatically outerizes it, so dereferencing an + // inner object D.O gets you an outer object. + // ('===' does distinguish inner and outer objects.) + // (That's a capital '=', if you must know.) + ok(g1iDO.unsafeDereference() === g1o, "g1iDO has the right referent"); + + // However, Debugger.Objects do distinguish inner and outer windows. + const g1oDO = g1iDO.makeDebuggeeValue(g1o); + ok(g1iDO !== g1oDO, "makeDebuggeeValue doesn't innerize"); + ok(g1iDO.unsafeDereference() === g1oDO.unsafeDereference(), + "unsafeDereference() outerizes," + + " so inner and outer window D.Os both dereference to outer"); + + ok(dbg.addDebuggee(g1o) === g1iDO, "addDebuggee returns the inner window's D.O"); + ok(dbg.hasDebuggee(g1o), "addDebuggee adds the correct global"); + ok(dbg.hasDebuggee(g1iDO), + "hasDebuggee can take a D.O referring to the inner window"); + ok(dbg.hasDebuggee(g1oDO), + "hasDebuggee can take a D.O referring to the outer window"); + + const iframe2 = document.createElement("iframe"); + iframe2.src = "iframe2_makeGlobalObjectReference.html"; + iframe2.onload = iframe2OnLoad; + document.body.appendChild(iframe2); + + function iframe2OnLoad() { + // makeGlobalObjectReference dereferences CCWs. + const g2o = iframe2.contentWindow; + g2o.g1o = g1o; + + const g2iDO = dbg.addDebuggee(g2o); + const g2g1oDO = g2iDO.getOwnPropertyDescriptor("g1o").value; + ok(g2g1oDO !== g1oDO, "g2's cross-compartment wrapper for g1o gets its own D.O"); + ok(g2g1oDO.unwrap() === g1oDO, + "unwrapping g2's cross-compartment wrapper for g1o gets the right D.O"); + ok(dbg.makeGlobalObjectReference(g2g1oDO) === g1iDO, + "makeGlobalObjectReference unwraps cross-compartment wrappers, and innerizes"); + + SimpleTest.finish(); + } + } +}; + +</script> +</pre> +</body> +</html> |