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-rw-r--r--docshell/test/browser/browser_bug1622420.js31
1 files changed, 31 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_bug1622420.js b/docshell/test/browser/browser_bug1622420.js
new file mode 100644
index 0000000000..81026611e4
--- /dev/null
+++ b/docshell/test/browser/browser_bug1622420.js
@@ -0,0 +1,31 @@
+const ACTOR = "Bug1622420";
+
+add_task(async function test() {
+ let base = getRootDirectory(gTestPath).slice(0, -1);
+ ChromeUtils.registerWindowActor(ACTOR, {
+ allFrames: true,
+ child: {
+ esModuleURI: `${base}/Bug1622420Child.sys.mjs`,
+ },
+ });
+
+ registerCleanupFunction(async () => {
+ gBrowser.removeTab(tab);
+
+ ChromeUtils.unregisterWindowActor(ACTOR);
+ });
+
+ let tab = await BrowserTestUtils.openNewForegroundTab(
+ gBrowser,
+ // eslint-disable-next-line @microsoft/sdl/no-insecure-url
+ "http://example.org/browser/docshell/test/browser/file_bug1622420.html"
+ );
+ let childBC = tab.linkedBrowser.browsingContext.children[0];
+ let success = await childBC.currentWindowGlobal
+ .getActor(ACTOR)
+ .sendQuery("hasWindowContextForTopBC");
+ ok(
+ success,
+ "Should have a WindowContext for the top BrowsingContext in the process of a child BrowsingContext"
+ );
+});