From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/push/test/mockpushserviceparent.js | 168 +++++++++++++++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 dom/push/test/mockpushserviceparent.js

(limited to 'dom/push/test/mockpushserviceparent.js')

diff --git a/dom/push/test/mockpushserviceparent.js b/dom/push/test/mockpushserviceparent.js
new file mode 100644
index 000000000..78cf246ee
--- /dev/null
+++ b/dom/push/test/mockpushserviceparent.js
@@ -0,0 +1,168 @@
+"use strict";
+
+const { classes: Cc, interfaces: Ci, utils: Cu, results: Cr } = Components;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+/**
+ * Defers one or more callbacks until the next turn of the event loop. Multiple
+ * callbacks are executed in order.
+ *
+ * @param {Function[]} callbacks The callbacks to execute. One callback will be
+ *  executed per tick.
+ */
+function waterfall(...callbacks) {
+  callbacks.reduce((promise, callback) => promise.then(() => {
+    callback();
+  }), Promise.resolve()).catch(Cu.reportError);
+}
+
+/**
+ * Minimal implementation of a mock WebSocket connect to be used with
+ * PushService. Forwards and receive messages from the implementation
+ * that lives in the content process.
+ */
+function MockWebSocketParent(originalURI) {
+  this._originalURI = originalURI;
+}
+
+MockWebSocketParent.prototype = {
+  _originalURI: null,
+
+  _listener: null,
+  _context: null,
+
+  QueryInterface: XPCOMUtils.generateQI([
+    Ci.nsISupports,
+    Ci.nsIWebSocketChannel
+  ]),
+
+  get originalURI() {
+    return this._originalURI;
+  },
+
+  asyncOpen(uri, origin, windowId, listener, context) {
+    this._listener = listener;
+    this._context = context;
+    waterfall(() => this._listener.onStart(this._context));
+  },
+
+  sendMsg(msg) {
+    sendAsyncMessage("socket-client-msg", msg);
+  },
+
+  close() {
+    waterfall(() => this._listener.onStop(this._context, Cr.NS_OK));
+  },
+
+  serverSendMsg(msg) {
+    waterfall(() => this._listener.onMessageAvailable(this._context, msg),
+              () => this._listener.onAcknowledge(this._context, 0));
+  },
+};
+
+var pushService = Cc["@mozilla.org/push/Service;1"].
+                  getService(Ci.nsIPushService).
+                  wrappedJSObject;
+
+var mockSocket;
+var serverMsgs = [];
+
+addMessageListener("socket-setup", function () {
+  pushService.replaceServiceBackend({
+    serverURI: "wss://push.example.org/",
+    makeWebSocket(uri) {
+      mockSocket = new MockWebSocketParent(uri);
+      while (serverMsgs.length > 0) {
+        let msg = serverMsgs.shift();
+        mockSocket.serverSendMsg(msg);
+      }
+      return mockSocket;
+    }
+  });
+});
+
+addMessageListener("socket-teardown", function (msg) {
+  pushService.restoreServiceBackend().then(_ => {
+    serverMsgs.length = 0;
+    if (mockSocket) {
+      mockSocket.close();
+      mockSocket = null;
+    }
+    sendAsyncMessage("socket-server-teardown");
+  }).catch(error => {
+    Cu.reportError(`Error restoring service backend: ${error}`);
+  })
+});
+
+addMessageListener("socket-server-msg", function (msg) {
+  if (mockSocket) {
+    mockSocket.serverSendMsg(msg);
+  } else {
+    serverMsgs.push(msg);
+  }
+});
+
+var MockService = {
+  requestID: 1,
+  resolvers: new Map(),
+
+  sendRequest(name, params) {
+    return new Promise((resolve, reject) => {
+      let id = this.requestID++;
+      this.resolvers.set(id, { resolve, reject });
+      sendAsyncMessage("service-request", {
+        name: name,
+        id: id,
+        params: params,
+      });
+    });
+  },
+
+  handleResponse(response) {
+    if (!this.resolvers.has(response.id)) {
+      Cu.reportError(`Unexpected response for request ${response.id}`);
+      return;
+    }
+    let resolver = this.resolvers.get(response.id);
+    this.resolvers.delete(response.id);
+    if (response.error) {
+      resolver.reject(response.error);
+    } else {
+      resolver.resolve(response.result);
+    }
+  },
+
+  init() {},
+
+  register(pageRecord) {
+    return this.sendRequest("register", pageRecord);
+  },
+
+  registration(pageRecord) {
+    return this.sendRequest("registration", pageRecord);
+  },
+
+  unregister(pageRecord) {
+    return this.sendRequest("unregister", pageRecord);
+  },
+
+  reportDeliveryError(messageId, reason) {
+    sendAsyncMessage("service-delivery-error", {
+      messageId: messageId,
+      reason: reason,
+    });
+  },
+};
+
+addMessageListener("service-replace", function () {
+  pushService.service = MockService;
+});
+
+addMessageListener("service-restore", function () {
+  pushService.service = null;
+});
+
+addMessageListener("service-response", function (response) {
+  MockService.handleResponse(response);
+});
-- 
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