michael@0: /* Any copyright is dedicated to the public domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: // Test that alert works.
michael@0: "use strict";
michael@0: 
michael@0: SimpleTest.waitForExplicitFinish();
michael@0: browserElementTestHelpers.setEnabledPref(true);
michael@0: browserElementTestHelpers.addPermission();
michael@0: 
michael@0: var numPendingChildTests = 0;
michael@0: var iframe;
michael@0: var mm;
michael@0: 
michael@0: function runTest() {
michael@0:   iframe = document.createElement('iframe');
michael@0:   SpecialPowers.wrap(iframe).mozbrowser = true;
michael@0:   document.body.appendChild(iframe);
michael@0: 
michael@0:   mm = SpecialPowers.getBrowserFrameMessageManager(iframe);
michael@0:   mm.addMessageListener('test-success', function(msg) {
michael@0:     numPendingChildTests--;
michael@0:     ok(true, SpecialPowers.wrap(msg).json);
michael@0:   });
michael@0:   mm.addMessageListener('test-fail', function(msg) {
michael@0:     numPendingChildTests--;
michael@0:     ok(false, SpecialPowers.wrap(msg).json);
michael@0:   });
michael@0: 
michael@0:   // Wait for the initial load to finish, then navigate the page, then wait
michael@0:   // for that load to finish, then start test1.
michael@0:   iframe.addEventListener('mozbrowserloadend', function loadend() {
michael@0:     iframe.removeEventListener('mozbrowserloadend', loadend);
michael@0:     iframe.src = browserElementTestHelpers.emptyPage1;
michael@0: 
michael@0:     iframe.addEventListener('mozbrowserloadend', function loadend2() {
michael@0:       iframe.removeEventListener('mozbrowserloadend', loadend2);
michael@0:       SimpleTest.executeSoon(test1);
michael@0:     });
michael@0:   });
michael@0: 
michael@0: }
michael@0: 
michael@0: function test1() {
michael@0:   iframe.addEventListener('mozbrowsershowmodalprompt', test2);
michael@0: 
michael@0:   // Do window.alert within the iframe, then modify the global |testState|
michael@0:   // after the alert.
michael@0:   var script = 'data:,\
michael@0:     testState = 0; \
michael@0:     content.alert("Hello, world!"); \
michael@0:     testState = 1; \
michael@0:   ';
michael@0: 
michael@0:   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
michael@0: 
michael@0:   // Triggers a mozbrowsershowmodalprompt event, which sends us down to test2.
michael@0: }
michael@0: 
michael@0: // test2 is a mozbrowsershowmodalprompt listener.
michael@0: function test2(e) {
michael@0:   iframe.removeEventListener("mozbrowsershowmodalprompt", test2);
michael@0: 
michael@0:   is(e.detail.message, 'Hello, world!');
michael@0:   e.preventDefault(); // cause the alert to block.
michael@0: 
michael@0:   SimpleTest.executeSoon(function() { test2a(e); });
michael@0: }
michael@0: 
michael@0: function test2a(e) {
michael@0:   // The iframe should be blocked on the alert call at the moment, so testState
michael@0:   // should still be 0.
michael@0:   var script = 'data:,\
michael@0:     if (testState === 0) { \
michael@0:       sendAsyncMessage("test-success", "1: Correct testState"); \
michael@0:     } \
michael@0:     else { \
michael@0:       sendAsyncMessage("test-fail", "1: Wrong testState: " + testState); \
michael@0:     }';
michael@0: 
michael@0:   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
michael@0:   numPendingChildTests++;
michael@0: 
michael@0:   waitForPendingTests(function() { test3(e); });
michael@0: }
michael@0: 
michael@0: function test3(e) {
michael@0:   // Now unblock the iframe and check that the script completed.
michael@0:   e.detail.unblock();
michael@0: 
michael@0:   var script2 = 'data:,\
michael@0:     if (testState === 1) { \
michael@0:       sendAsyncMessage("test-success", "2: Correct testState"); \
michael@0:     } \
michael@0:     else { \
michael@0:       sendAsyncMessage("test-try-again", "2: Wrong testState (for now): " + testState); \
michael@0:     }';
michael@0: 
michael@0:   // Urgh.  e.unblock() didn't necessarily unblock us immediately, so we have
michael@0:   // to spin and wait.
michael@0:   function onTryAgain() {
michael@0:     SimpleTest.executeSoon(function() {
michael@0:       //dump('onTryAgain\n');
michael@0:       mm.loadFrameScript(script2, /* allowDelayedLoad = */ false);
michael@0:     });
michael@0:   }
michael@0: 
michael@0:   mm.addMessageListener('test-try-again', onTryAgain);
michael@0:   numPendingChildTests++;
michael@0: 
michael@0:   onTryAgain();
michael@0:   waitForPendingTests(function() { test4(); });
michael@0: }
michael@0: 
michael@0: function test4() {
michael@0:   // Navigate the iframe while an alert is pending.  This shouldn't screw
michael@0:   // things up.
michael@0: 
michael@0:   iframe.addEventListener("mozbrowsershowmodalprompt", test5);
michael@0: 
michael@0:   var script = 'data:,content.alert("test4");';
michael@0:   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
michael@0: }
michael@0: 
michael@0: // test4 is a mozbrowsershowmodalprompt listener.
michael@0: function test5(e) {
michael@0:   iframe.removeEventListener('mozbrowsershowmodalprompt', test4);
michael@0: 
michael@0:   is(e.detail.message, 'test4');
michael@0:   e.preventDefault(); // cause the page to block.
michael@0: 
michael@0:   SimpleTest.executeSoon(test5a);
michael@0: }
michael@0: 
michael@0: function test5a() {
michael@0:   iframe.addEventListener('mozbrowserloadend', test5b);
michael@0:   iframe.src = browserElementTestHelpers.emptyPage2;
michael@0: }
michael@0: 
michael@0: function test5b() {
michael@0:   iframe.removeEventListener('mozbrowserloadend', test5b);
michael@0:   SimpleTest.finish();
michael@0: }
michael@0: 
michael@0: var prevNumPendingTests = null;
michael@0: function waitForPendingTests(next) {
michael@0:   if (numPendingChildTests !== prevNumPendingTests) {
michael@0:     dump("Waiting for end; " + numPendingChildTests + " pending tests\n");
michael@0:     prevNumPendingTests = numPendingChildTests;
michael@0:   }
michael@0: 
michael@0:   if (numPendingChildTests > 0) {
michael@0:     SimpleTest.executeSoon(function() { waitForPendingTests(next); });
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   prevNumPendingTests = null;
michael@0:   next();
michael@0: }
michael@0: 
michael@0: addEventListener('testready', runTest);