summaryrefslogtreecommitdiffstats
path: root/dom/workers/test/head.js
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/workers/test/head.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/workers/test/head.js')
-rw-r--r--dom/workers/test/head.js91
1 files changed, 91 insertions, 0 deletions
diff --git a/dom/workers/test/head.js b/dom/workers/test/head.js
new file mode 100644
index 000000000..5f0c5c26e
--- /dev/null
+++ b/dom/workers/test/head.js
@@ -0,0 +1,91 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const EXAMPLE_URL = "http://example.com/browser/dom/workers/test/";
+const FRAME_SCRIPT_URL = getRootDirectory(gTestPath) + "frame_script.js";
+
+/**
+ * Add a tab with given `url`, and load a frame script in it. Returns a promise
+ * that will be resolved when the tab finished loading.
+ */
+function addTab(url) {
+ let tab = gBrowser.addTab(TAB_URL);
+ gBrowser.selectedTab = tab;
+ let linkedBrowser = tab.linkedBrowser;
+ linkedBrowser.messageManager.loadFrameScript(FRAME_SCRIPT_URL, false);
+ return new Promise(function (resolve) {
+ linkedBrowser.addEventListener("load", function onload() {
+ linkedBrowser.removeEventListener("load", onload, true);
+ resolve(tab);
+ }, true);
+ });
+}
+
+/**
+ * Remove the given `tab`.
+ */
+function removeTab(tab) {
+ gBrowser.removeTab(tab);
+}
+
+let nextId = 0;
+
+/**
+ * Send a JSON RPC request to the frame script in the given `tab`, invoking the
+ * given `method` with the given `params`. Returns a promise that will be
+ * resolved with the result of the invocation.
+ */
+function jsonrpc(tab, method, params) {
+ let currentId = nextId++;
+ let messageManager = tab.linkedBrowser.messageManager;
+ messageManager.sendAsyncMessage("jsonrpc", {
+ id: currentId,
+ method: method,
+ params: params
+ });
+ return new Promise(function (resolve, reject) {
+ messageManager.addMessageListener("jsonrpc", function listener(event) {
+ let { id, result, error } = event.data;
+ if (id !== currentId) {
+ return;
+ }
+ messageManager.removeMessageListener("jsonrpc", listener);
+ if (error) {
+ reject(error);
+ return;
+ }
+ resolve(result);
+ });
+ });
+}
+
+/**
+ * Create a worker with the given `url` in the given `tab`.
+ */
+function createWorkerInTab(tab, url) {
+ return jsonrpc(tab, "createWorker", [url]);
+}
+
+/**
+ * Terminate the worker with the given `url` in the given `tab`.
+ */
+function terminateWorkerInTab(tab, url) {
+ return jsonrpc(tab, "terminateWorker", [url]);
+}
+
+/**
+ * Post the given `message` to the worker with the given `url` in the given
+ * `tab`.
+ */
+function postMessageToWorkerInTab(tab, url, message) {
+ return jsonrpc(tab, "postMessageToWorker", [url, message]);
+}
+
+/**
+ * Disable the cache in the given `tab`.
+ */
+function disableCacheInTab(tab) {
+ return jsonrpc(tab, "disableCache", []);
+}