The Tor Browser / file comparison
comparison: browser/components/sessionstore/test/browser_frametree.js
browser/components/sessionstore/test/browser_frametree.js
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| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 * http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 "use strict"; | |
| 5 | |
| 6 const URL = ROOT + "browser_frametree_sample.html"; | |
| 7 const URL_FRAMESET = ROOT + "browser_frametree_sample_frameset.html"; | |
| 8 | |
| 9 /** | |
| 10 * This ensures that loading a page normally, aborting a page load, reloading | |
| 11 * a page, navigating using the bfcache, and ignoring frames that were | |
| 12 * created dynamically work as expect. We expect the frame tree to be reset | |
| 13 * when a page starts loading and we also expect a valid frame tree to exist | |
| 14 * when it has stopped loading. | |
| 15 */ | |
| 16 add_task(function test_frametree() { | |
| 17 const FRAME_TREE_SINGLE = { href: URL }; | |
| 18 const FRAME_TREE_FRAMESET = { | |
| 19 href: URL_FRAMESET, | |
| 20 children: [{href: URL}, {href: URL}, {href: URL}] | |
| 21 }; | |
| 22 | |
| 23 // Create a tab with a single frame. | |
| 24 let tab = gBrowser.addTab(URL); | |
| 25 let browser = tab.linkedBrowser; | |
| 26 yield promiseNewFrameTree(browser); | |
| 27 yield checkFrameTree(browser, FRAME_TREE_SINGLE, | |
| 28 "loading a page resets and creates the frame tree correctly"); | |
| 29 | |
| 30 // Load the frameset and create two frames dynamically, the first on | |
| 31 // DOMContentLoaded and the second on load. | |
| 32 yield sendMessage(browser, "ss-test:createDynamicFrames", {id: "frames", url: URL}); | |
| 33 browser.loadURI(URL_FRAMESET); | |
| 34 yield promiseNewFrameTree(browser); | |
| 35 yield checkFrameTree(browser, FRAME_TREE_FRAMESET, | |
| 36 "dynamic frames created on or after the load event are ignored"); | |
| 37 | |
| 38 // Go back to the previous single-frame page. There will be no load event as | |
| 39 // the page is still in the bfcache. We thus make sure this type of navigation | |
| 40 // resets the frame tree. | |
| 41 browser.goBack(); | |
| 42 yield promiseNewFrameTree(browser); | |
| 43 yield checkFrameTree(browser, FRAME_TREE_SINGLE, | |
| 44 "loading from bfache resets and creates the frame tree correctly"); | |
| 45 | |
| 46 // Load the frameset again but abort the load early. | |
| 47 // The frame tree should still be reset and created. | |
| 48 browser.loadURI(URL_FRAMESET); | |
| 49 executeSoon(() => browser.stop()); | |
| 50 yield promiseNewFrameTree(browser); | |
| 51 | |
| 52 // Load the frameset and check the tree again. | |
| 53 yield sendMessage(browser, "ss-test:createDynamicFrames", {id: "frames", url: URL}); | |
| 54 browser.loadURI(URL_FRAMESET); | |
| 55 yield promiseNewFrameTree(browser); | |
| 56 yield checkFrameTree(browser, FRAME_TREE_FRAMESET, | |
| 57 "reloading a page resets and creates the frame tree correctly"); | |
| 58 | |
| 59 // Cleanup. | |
| 60 gBrowser.removeTab(tab); | |
| 61 }); | |
| 62 | |
| 63 /** | |
| 64 * This test ensures that we ignore frames that were created dynamically at or | |
| 65 * after the load event. SessionStore can't handle these and will not restore | |
| 66 * or collect any data for them. | |
| 67 */ | |
| 68 add_task(function test_frametree_dynamic() { | |
| 69 // The frame tree as expected. The first two frames are static | |
| 70 // and the third one was created on DOMContentLoaded. | |
| 71 const FRAME_TREE = { | |
| 72 href: URL_FRAMESET, | |
| 73 children: [{href: URL}, {href: URL}, {href: URL}] | |
| 74 }; | |
| 75 const FRAME_TREE_REMOVED = { | |
| 76 href: URL_FRAMESET, | |
| 77 children: [{href: URL}, {href: URL}] | |
| 78 }; | |
| 79 | |
| 80 // Add an empty tab for a start. | |
| 81 let tab = gBrowser.addTab("about:blank"); | |
| 82 let browser = tab.linkedBrowser; | |
| 83 yield promiseBrowserLoaded(browser); | |
| 84 | |
| 85 // Create dynamic frames on "DOMContentLoaded" and on "load". | |
| 86 yield sendMessage(browser, "ss-test:createDynamicFrames", {id: "frames", url: URL}); | |
| 87 browser.loadURI(URL_FRAMESET); | |
| 88 yield promiseNewFrameTree(browser); | |
| 89 | |
| 90 // Check that the frame tree does not contain the frame created on "load". | |
| 91 // The two static frames and the one created on DOMContentLoaded must be in | |
| 92 // the tree. | |
| 93 yield checkFrameTree(browser, FRAME_TREE, | |
| 94 "frame tree contains first four frames"); | |
| 95 | |
| 96 // Remove the last frame in the frameset. | |
| 97 yield sendMessage(browser, "ss-test:removeLastFrame", {id: "frames"}); | |
| 98 // Check that the frame tree didn't change. | |
| 99 yield checkFrameTree(browser, FRAME_TREE, | |
| 100 "frame tree contains first four frames"); | |
| 101 | |
| 102 // Remove the last frame in the frameset. | |
| 103 yield sendMessage(browser, "ss-test:removeLastFrame", {id: "frames"}); | |
| 104 // Check that the frame tree excludes the removed frame. | |
| 105 yield checkFrameTree(browser, FRAME_TREE_REMOVED, | |
| 106 "frame tree contains first three frames"); | |
| 107 | |
| 108 // Cleanup. | |
| 109 gBrowser.removeTab(tab); | |
| 110 }); | |
| 111 | |
| 112 /** | |
| 113 * Checks whether the current frame hierarchy of a given |browser| matches the | |
| 114 * |expected| frame hierarchy. | |
| 115 */ | |
| 116 function checkFrameTree(browser, expected, msg) { | |
| 117 return sendMessage(browser, "ss-test:mapFrameTree").then(tree => { | |
| 118 is(JSON.stringify(tree), JSON.stringify(expected), msg); | |
| 119 }); | |
| 120 } | |
| 121 | |
| 122 /** | |
| 123 * Returns a promise that will be resolved when the given |browser| has loaded | |
| 124 * and we received messages saying that its frame tree has been reset and | |
| 125 * recollected. | |
| 126 */ | |
| 127 function promiseNewFrameTree(browser) { | |
| 128 let reset = promiseContentMessage(browser, "ss-test:onFrameTreeCollected"); | |
| 129 let collect = promiseContentMessage(browser, "ss-test:onFrameTreeCollected"); | |
| 130 return Promise.all([reset, collect]); | |
| 131 } |
