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// This code always runs in the parent process. There is one instance of
// this class for each "inner window" (should be one per content document,
// including iframes/nested iframes).
// There is a 1:1 relationship between instances of this class and
// FissionTestHelperChild instances, and the pair are entangled such
// that they can communicate with each other regardless of which process
// they live in.
export class FissionTestHelperParent extends JSWindowActorParent {
constructor() {
super();
this._testCompletePromise = new Promise(resolve => {
this._testCompletePromiseResolver = resolve;
});
}
embedderWindow() {
let embedder = this.manager.browsingContext.embedderWindowGlobal;
// embedder is of type WindowGlobalParent, defined in WindowGlobalActors.webidl
if (!embedder) {
dump("ERROR: no embedder found in FissionTestHelperParent\n");
}
return embedder;
}
docURI() {
return this.manager.documentURI.spec;
}
// Returns a promise that is resolved when this parent actor receives a
// "Test:Complete" message from the child.
getTestCompletePromise() {
return this._testCompletePromise;
}
startTest() {
this.sendAsyncMessage("Test:Start", {});
}
receiveMessage(msg) {
switch (msg.name) {
case "ok":
FissionTestHelperParent.SimpleTest.ok(
msg.data.cond,
this.docURI() + " | " + msg.data.msg
);
break;
case "is":
FissionTestHelperParent.SimpleTest.is(
msg.data.a,
msg.data.b,
this.docURI() + " | " + msg.data.msg
);
break;
case "Test:Complete":
this._testCompletePromiseResolver();
break;
case "EmbedderToOopif":
// This relays messages from the embedder to an OOP-iframe. The browsing
// context id in the message data identifies the OOP-iframe.
let oopifBrowsingContext = BrowsingContext.get(
msg.data.browsingContextId
);
if (oopifBrowsingContext == null) {
FissionTestHelperParent.SimpleTest.ok(
false,
"EmbedderToOopif couldn't find oopif"
);
break;
}
let oopifActor =
oopifBrowsingContext.currentWindowGlobal.getActor(
"FissionTestHelper"
);
if (!oopifActor) {
FissionTestHelperParent.SimpleTest.ok(
false,
"EmbedderToOopif couldn't find oopif actor"
);
break;
}
oopifActor.sendAsyncMessage("FromEmbedder", msg.data);
break;
case "OopifToEmbedder":
// This relays messages from the OOP-iframe to the top-level content
// window which is embedding it.
let embedderActor = this.embedderWindow().getActor("FissionTestHelper");
if (!embedderActor) {
FissionTestHelperParent.SimpleTest.ok(
false,
"OopifToEmbedder couldn't find embedder"
);
break;
}
embedderActor.sendAsyncMessage("FromOopif", msg.data);
break;
}
}
}