The Tor Browser: browser/devtools/debugger/test/browser_dbg_break-on-dom-event.js@b8a032363ba2 (annotated)

browser/devtools/debugger/test/browser_dbg_break-on-dom-event.js@b8a032363ba2 (annotated)

browser/devtools/debugger/test/browser_dbg_break-on-dom-event.js

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/publicdomain/zero/1.0/ */
 /**
  * Tests that the break-on-dom-events request works.
  */
 const TAB_URL = EXAMPLE_URL + "doc_event-listeners.html";
 let gClient, gThreadClient, gInput, gButton;
 function test() {
   if (!DebuggerServer.initialized) {
     DebuggerServer.init(() => true);
     DebuggerServer.addBrowserActors();
   }
   let transport = DebuggerServer.connectPipe();
   gClient = new DebuggerClient(transport);
   gClient.connect((aType, aTraits) => {
     is(aType, "browser",
       "Root actor should identify itself as a browser.");
     addTab(TAB_URL)
       .then(() => attachThreadActorForUrl(gClient, TAB_URL))
       .then(setupGlobals)
       .then(pauseDebuggee)
       .then(testBreakOnAll)
       .then(testBreakOnDisabled)
       .then(testBreakOnNone)
       .then(testBreakOnClick)
       .then(closeConnection)
       .then(finish)
       .then(null, aError => {
         ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
       });
   });
 }
 function setupGlobals(aThreadClient) {
   gThreadClient = aThreadClient;
   gInput = content.document.querySelector("input");
   gButton = content.document.querySelector("button");
 }
 function pauseDebuggee() {
   let deferred = promise.defer();
   gClient.addOneTimeListener("paused", (aEvent, aPacket) => {
     is(aPacket.type, "paused",
       "We should now be paused.");
     is(aPacket.why.type, "debuggerStatement",
       "The debugger statement was hit.");
     deferred.resolve();
   });
   // Spin the event loop before causing the debuggee to pause, to allow
   // this function to return first.
   executeSoon(triggerButtonClick);
   return deferred.promise;
 }
 // Test pause on all events.
 function testBreakOnAll() {
   let deferred = promise.defer();
   // Test calling pauseOnDOMEvents from a paused state.
   gThreadClient.pauseOnDOMEvents("*", (aPacket) => {
     is(aPacket.error, undefined,
       "The pause-on-any-event request completed successfully.");
     gClient.addOneTimeListener("paused", (aEvent, aPacket) => {
       is(aPacket.why.type, "pauseOnDOMEvents",
         "A hidden breakpoint was hit.");
       is(aPacket.frame.callee.name, "keyupHandler",
         "The keyupHandler is entered.");
       gClient.addOneTimeListener("paused", (aEvent, aPacket) => {
         is(aPacket.why.type, "pauseOnDOMEvents",
           "A hidden breakpoint was hit.");
         is(aPacket.frame.callee.name, "clickHandler",
           "The clickHandler is entered.");
         gClient.addOneTimeListener("paused", (aEvent, aPacket) => {
           is(aPacket.why.type, "pauseOnDOMEvents",
             "A hidden breakpoint was hit.");
           is(aPacket.frame.callee.name, "onchange",
             "The onchange handler is entered.");
           gThreadClient.resume(deferred.resolve);
         });
         gThreadClient.resume(triggerInputChange);
       });
       gThreadClient.resume(triggerButtonClick);
     });
     gThreadClient.resume(triggerInputKeyup);
   });
   return deferred.promise;
 }
 // Test that removing events from the array disables them.
 function testBreakOnDisabled() {
   let deferred = promise.defer();
   // Test calling pauseOnDOMEvents from a running state.
   gThreadClient.pauseOnDOMEvents(["click"], (aPacket) => {
     is(aPacket.error, undefined,
       "The pause-on-click-only request completed successfully.");
     gClient.addListener("paused", unexpectedListener);
     // This non-capturing event listener is guaranteed to run after the page's
     // capturing one had a chance to execute and modify window.foobar.
     once(gInput, "keyup").then(() => {
       is(content.wrappedJSObject.foobar, "keyupHandler",
         "No hidden breakpoint was hit.");
       gClient.removeListener("paused", unexpectedListener);
       deferred.resolve();
     });
     triggerInputKeyup();
   });
   return deferred.promise;
 }
 // Test that specifying an empty event array clears all hidden breakpoints.
 function testBreakOnNone() {
   let deferred = promise.defer();
   // Test calling pauseOnDOMEvents from a running state.
   gThreadClient.pauseOnDOMEvents([], (aPacket) => {
     is(aPacket.error, undefined,
       "The pause-on-none request completed successfully.");
     gClient.addListener("paused", unexpectedListener);
     // This non-capturing event listener is guaranteed to run after the page's
     // capturing one had a chance to execute and modify window.foobar.
     once(gInput, "keyup").then(() => {
       is(content.wrappedJSObject.foobar, "keyupHandler",
         "No hidden breakpoint was hit.");
       gClient.removeListener("paused", unexpectedListener);
       deferred.resolve();
     });
     triggerInputKeyup();
   });
   return deferred.promise;
 }
 // Test pause on a single event.
 function testBreakOnClick() {
   let deferred = promise.defer();
   // Test calling pauseOnDOMEvents from a running state.
   gThreadClient.pauseOnDOMEvents(["click"], (aPacket) => {
     is(aPacket.error, undefined,
       "The pause-on-click request completed successfully.");
     gClient.addOneTimeListener("paused", (aEvent, aPacket) => {
       is(aPacket.why.type, "pauseOnDOMEvents",
         "A hidden breakpoint was hit.");
       is(aPacket.frame.callee.name, "clickHandler",
         "The clickHandler is entered.");
       gThreadClient.resume(deferred.resolve);
     });
     triggerButtonClick();
   });
   return deferred.promise;
 }
 function closeConnection() {
   let deferred = promise.defer();
   gClient.close(deferred.resolve);
   return deferred.promise;
 }
 function unexpectedListener() {
   gClient.removeListener("paused", unexpectedListener);
   ok(false, "An unexpected hidden breakpoint was hit.");
   gThreadClient.resume(testBreakOnClick);
 }
 function triggerInputKeyup() {
   // Make sure that the focus is not on the input box so that a focus event
   // will be triggered.
   window.focus();
   gBrowser.selectedBrowser.focus();
   gButton.focus();
   // Focus the element and wait for focus event.
   once(gInput, "focus").then(() => {
     executeSoon(() => {
       EventUtils.synthesizeKey("e", { shiftKey: 1 }, content);
     });
   });
   gInput.focus();
 }
 function triggerButtonClick() {
   EventUtils.sendMouseEvent({ type: "click" }, gButton);
 }
 function triggerInputChange() {
   gInput.focus();
   gInput.value = "foo";
   gInput.blur();
 }
 registerCleanupFunction(function() {
   removeTab(gBrowser.selectedTab);
   gClient = null;
   gThreadClient = null;
   gInput = null;
   gButton = null;
 });