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comparison: docshell/test/chrome/bug396649_window.xul
docshell/test/chrome/bug396649_window.xul
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| -1:000000000000 | 0:40d33e110622 |
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| 1 <?xml version="1.0"?> | |
| 2 <?xml-stylesheet href="chrome://global/skin" type="text/css"?> | |
| 3 | |
| 4 <window id="396649Test" | |
| 5 xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" | |
| 6 width="600" | |
| 7 height="600" | |
| 8 onload="setTimeout(nextTest,0);" | |
| 9 title="bug 396649 test"> | |
| 10 | |
| 11 <script type="text/javascript" | |
| 12 src="chrome://mochikit/content/tests/SimpleTest/specialpowersAPI.js"/> | |
| 13 <script type="text/javascript" | |
| 14 src="chrome://mochikit/content/tests/SimpleTest/SpecialPowersObserverAPI.js"/> | |
| 15 <script type="text/javascript" | |
| 16 src="chrome://mochikit/content/tests/SimpleTest/ChromePowers.js"/> | |
| 17 <script type="application/javascript" src= "chrome://mochikit/content/chrome-harness.js" /> | |
| 18 <script type="application/javascript" src="docshell_helpers.js" /> | |
| 19 <script type="application/javascript"><![CDATA[ | |
| 20 | |
| 21 // Define the generator-iterator for the tests. | |
| 22 var tests = testIterator(); | |
| 23 | |
| 24 // Maximum number of entries in the bfcache for this session history. | |
| 25 // This number is hardcoded in docshell code. In the test, we'll | |
| 26 // navigate through enough pages so that we hit one that's been | |
| 27 // evicted from the bfcache because it's farther from the current | |
| 28 // page than this number. | |
| 29 const MAX_BFCACHE_PAGES = 3; | |
| 30 | |
| 31 //// | |
| 32 // Execute the next test in the generator function. | |
| 33 // | |
| 34 function nextTest() { | |
| 35 tests.next(); | |
| 36 } | |
| 37 | |
| 38 //// | |
| 39 // Generator function for test steps for bug 396649: Content | |
| 40 // viewers should be evicted from bfcache when going back if more | |
| 41 // than MAX_BFCACHE_PAGES from the current index. | |
| 42 // | |
| 43 function testIterator() | |
| 44 { | |
| 45 // Make sure bfcache is on. | |
| 46 enableBFCache(true); | |
| 47 | |
| 48 // Load enough pages so that the first loaded is eviced from | |
| 49 // the bfcache, since it is greater the MAX_BFCACHE_PAGES from | |
| 50 // the current position in the session history. Verify all | |
| 51 // of the pages are initially stored in the bfcache when | |
| 52 // they're unloaded. | |
| 53 for (var i = 0; i <= MAX_BFCACHE_PAGES + 1; i++) { | |
| 54 doPageNavigation( { | |
| 55 uri: "data:text/html,<!DOCTYPE html><html>" + | |
| 56 "<head><title>bug396649 page" + i + | |
| 57 "</title></head>" + | |
| 58 "<body>" + | |
| 59 "test page " + i + | |
| 60 "</body></html>", | |
| 61 eventsToListenFor: ["pageshow", "pagehide"], | |
| 62 expectedEvents: [ { type: "pagehide", | |
| 63 title: i == 0 ? | |
| 64 undefined : "bug396649 page" + (i-1), | |
| 65 persisted: true }, | |
| 66 { type: "pageshow", | |
| 67 title: "bug396649 page" + i } ], | |
| 68 onNavComplete: nextTest | |
| 69 } ); | |
| 70 yield undefined; | |
| 71 } | |
| 72 | |
| 73 // Go back to the first page, one page at a time. The first | |
| 74 // MAX_BFCACHE_PAGES pages loaded via back should come from the bfcache, | |
| 75 // the last should not, since it should have been evicted during the | |
| 76 // previous navigation sequence. Verify all pages are initially stored | |
| 77 // in the bfcache when they're unloaded. | |
| 78 for (i = MAX_BFCACHE_PAGES + 1; i > 0; i--) { | |
| 79 doPageNavigation( { | |
| 80 back: true, | |
| 81 eventsToListenFor: ["pageshow", "pagehide"], | |
| 82 expectedEvents: [ { type: "pagehide", | |
| 83 title: "bug396649 page" + i, | |
| 84 persisted: true }, | |
| 85 { type: "pageshow", | |
| 86 title: "bug396649 page" + (i - 1), | |
| 87 persisted: i > 1 } ], | |
| 88 onNavComplete: nextTest | |
| 89 } ); | |
| 90 yield undefined; | |
| 91 } | |
| 92 | |
| 93 // Traverse history forward now. Again, the first MAX_BFCACHE_PAGES | |
| 94 // pages should come from the bfcache, the last should not, | |
| 95 // since it should have been evicted during the backwards | |
| 96 // traversal above. Verify all pages are initially stored | |
| 97 // in the bfcache when they're unloaded. | |
| 98 for (i = 1; i <= MAX_BFCACHE_PAGES + 1; i++) { | |
| 99 doPageNavigation( { | |
| 100 forward: true, | |
| 101 eventsToListenFor: ["pageshow", "pagehide"], | |
| 102 expectedEvents: [ { type: "pagehide", | |
| 103 title: "bug396649 page" + (i-1), | |
| 104 persisted: true }, | |
| 105 { type: "pageshow", | |
| 106 title: "bug396649 page" + i, | |
| 107 persisted: i < MAX_BFCACHE_PAGES + 1 } ], | |
| 108 onNavComplete: nextTest | |
| 109 } ); | |
| 110 yield undefined; | |
| 111 } | |
| 112 | |
| 113 // Tell the framework the test is finished. Include the final 'yield' | |
| 114 // statement to prevent a StopIteration exception from being thrown. | |
| 115 finish(); | |
| 116 yield undefined; | |
| 117 } | |
| 118 | |
| 119 ]]></script> | |
| 120 | |
| 121 <browser type="content-primary" flex="1" id="content" src="about:blank"/> | |
| 122 </window> |
