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-rw-r--r--docshell/test/unit/AllowJavascriptChild.sys.mjs41
1 files changed, 41 insertions, 0 deletions
diff --git a/docshell/test/unit/AllowJavascriptChild.sys.mjs b/docshell/test/unit/AllowJavascriptChild.sys.mjs
new file mode 100644
index 0000000000..a7c3fa6172
--- /dev/null
+++ b/docshell/test/unit/AllowJavascriptChild.sys.mjs
@@ -0,0 +1,41 @@
+export class AllowJavascriptChild extends JSWindowActorChild {
+ async receiveMessage(msg) {
+ switch (msg.name) {
+ case "CheckScriptsAllowed":
+ return this.checkScriptsAllowed();
+ case "CheckFiredLoadEvent":
+ return this.contentWindow.wrappedJSObject.gFiredOnload;
+ case "CreateIframe":
+ return this.createIframe(msg.data.url);
+ }
+ return null;
+ }
+
+ handleEvent(event) {
+ if (event.type === "load") {
+ this.sendAsyncMessage("LoadFired");
+ }
+ }
+
+ checkScriptsAllowed() {
+ let win = this.contentWindow;
+
+ win.wrappedJSObject.gFiredOnclick = false;
+ win.document.body.click();
+ return win.wrappedJSObject.gFiredOnclick;
+ }
+
+ async createIframe(url) {
+ let doc = this.contentWindow.document;
+
+ let iframe = doc.createElement("iframe");
+ iframe.src = url;
+ doc.body.appendChild(iframe);
+
+ await new Promise(resolve => {
+ iframe.addEventListener("load", resolve, { once: true });
+ });
+
+ return iframe.browsingContext;
+ }
+}