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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /devtools/shared/protocol/tests/xpcshell/test_protocol_watchFronts.js
parentInitial commit. (diff)
downloadfirefox-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 'devtools/shared/protocol/tests/xpcshell/test_protocol_watchFronts.js')
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1 files changed, 185 insertions, 0 deletions
diff --git a/devtools/shared/protocol/tests/xpcshell/test_protocol_watchFronts.js b/devtools/shared/protocol/tests/xpcshell/test_protocol_watchFronts.js
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@@ -0,0 +1,185 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Test Front.watchFronts method.
+ */
+
+const protocol = require("devtools/shared/protocol");
+const { RetVal } = protocol;
+
+const childSpec = protocol.generateActorSpec({
+ typeName: "childActor",
+
+ methods: {
+ release: {
+ release: true,
+ },
+ },
+});
+
+const ChildActor = protocol.ActorClassWithSpec(childSpec, {
+ initialize(conn, id) {
+ protocol.Actor.prototype.initialize.call(this, conn);
+ this.childID = id;
+ },
+
+ release() {},
+
+ form: function() {
+ return {
+ actor: this.actorID,
+ childID: this.childID,
+ foo: "bar",
+ };
+ },
+});
+
+const rootSpec = protocol.generateActorSpec({
+ typeName: "root",
+
+ methods: {
+ createChild: {
+ request: {},
+ response: { actor: RetVal("childActor") },
+ },
+ },
+});
+
+const RootActor = protocol.ActorClassWithSpec(rootSpec, {
+ typeName: "root",
+
+ initialize: function(conn) {
+ protocol.Actor.prototype.initialize.call(this, conn);
+
+ this.actorID = "root";
+
+ // Root actor owns itself.
+ this.manage(this);
+
+ this.sequence = 0;
+ },
+
+ sayHello() {
+ return {
+ from: "root",
+ applicationType: "xpcshell-tests",
+ traits: [],
+ };
+ },
+
+ createChild() {
+ return new ChildActor(this.conn, this.sequence++);
+ },
+});
+
+class ChildFront extends protocol.FrontClassWithSpec(childSpec) {
+ form(form) {
+ this.childID = form.childID;
+ this.foo = form.foo;
+ }
+}
+protocol.registerFront(ChildFront);
+
+class RootFront extends protocol.FrontClassWithSpec(rootSpec) {
+ constructor(client) {
+ super(client);
+ this.actorID = "root";
+ // Root owns itself.
+ this.manage(this);
+ }
+}
+protocol.registerFront(RootFront);
+
+add_task(async function run_test() {
+ DevToolsServer.createRootActor = RootActor;
+ DevToolsServer.init();
+
+ const trace = connectPipeTracing();
+ const client = new DevToolsClient(trace);
+ await client.connect();
+
+ const rootFront = client.mainRoot;
+
+ const fronts = [];
+ const listener = front => {
+ equal(
+ front.foo,
+ "bar",
+ "Front's form is set before watchFronts listeners are called"
+ );
+ fronts.push(front);
+ };
+ rootFront.watchFronts("childActor", listener);
+
+ const firstChild = await rootFront.createChild();
+ ok(
+ firstChild instanceof ChildFront,
+ "createChild returns a ChildFront instance"
+ );
+ equal(firstChild.childID, 0, "First child has ID=0");
+
+ equal(
+ fronts.length,
+ 1,
+ "watchFronts fires the callback, even if the front is created in the future"
+ );
+ equal(
+ fronts[0],
+ firstChild,
+ "watchFronts fires the callback with the right front instance"
+ );
+
+ const watchFrontsAfter = await new Promise(resolve => {
+ rootFront.watchFronts("childActor", resolve);
+ });
+ equal(
+ watchFrontsAfter,
+ firstChild,
+ "watchFronts fires the callback, even if the front is already created, " +
+ " with the same front instance"
+ );
+
+ equal(
+ fronts.length,
+ 1,
+ "There is still only one front reported from the first listener"
+ );
+
+ const secondChild = await rootFront.createChild();
+
+ equal(
+ fronts.length,
+ 2,
+ "After a second call to createChild, two fronts are reported"
+ );
+ equal(fronts[1], secondChild, "And the new front is the right instance");
+
+ // Test unregistering a front listener
+ rootFront.unwatchFronts("childActor", listener);
+
+ const thirdChild = await rootFront.createChild();
+ equal(
+ fronts.length,
+ 2,
+ "After calling unwatchFronts, the listener is no longer called"
+ );
+
+ // Test front destruction
+ const destroyed = [];
+ rootFront.watchFronts("childActor", null, front => {
+ destroyed.push(front);
+ });
+ await thirdChild.release();
+ equal(
+ destroyed.length,
+ 1,
+ "After the destruction of the front, one destruction is reported"
+ );
+ equal(destroyed[0], thirdChild, "And the destroyed front is the right one");
+
+ trace.close();
+ await client.close();
+});