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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <meta charset="utf-8" /> |
| 5 <title>window.performance.timing attributes after a reloaded navigation<
/title> |
| 6 <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> |
| 7 <link rel="help" href="http://www.w3.org/TR/navigation-timing/#sec-navig
ation-timing-interface"/> |
| 8 <script src="/resources/testharness.js"></script> |
| 9 <script src="/resources/testharnessreport.js"></script> |
| 10 <script src="resources/webperftestharness.js"></script> |
| 11 <script> |
| 12 setup({explicit_done: true}); |
| 13 |
| 14 // explicitly test the namespace before we start testing |
| 15 test_namespace('navigation'); |
| 16 |
| 17 var reload_frame; |
| 18 var initial_timing; |
| 19 |
| 20 function onload_test() |
| 21 { |
| 22 reload_frame = document.getElementById("frameContext"); |
| 23 |
| 24 if (reload_frame.contentWindow.performance === undefined) |
| 25 { |
| 26 // avoid script errors |
| 27 done(); |
| 28 return; |
| 29 } |
| 30 |
| 31 reload_frame.onload = do_test; |
| 32 |
| 33 // save frame's initial timings |
| 34 initial_timing = {}; |
| 35 var timing = reload_frame.contentWindow.performance.timing; |
| 36 |
| 37 for (var i = 0; i < timingAttributes.length; ++i) |
| 38 { |
| 39 var property = timingAttributes[i]; |
| 40 initial_timing[property] = timing[property]; |
| 41 } |
| 42 |
| 43 setTimeout("reload_the_frame();", 100); |
| 44 } |
| 45 |
| 46 function reload_the_frame() |
| 47 { |
| 48 reload_frame.contentWindow.location.reload(true); |
| 49 } |
| 50 |
| 51 function do_test() |
| 52 { |
| 53 reload_frame.onload = ""; |
| 54 |
| 55 // ensure the frame reloaded |
| 56 test_equals(reload_frame.contentWindow.performance.navigation.ty
pe, |
| 57 performanceNamespace.navigation.TYPE_RELOAD, |
| 58 "window.performance.navigation.type == TYPE_RELOAD",
{help:"http://www.w3.org/TR/navigation-timing/#sec-navigation-info-interface"})
; |
| 59 |
| 60 // ensure reload timings changed |
| 61 var timing = reload_frame.contentWindow.performance.timing; |
| 62 for (var i = 0; i < timingAttributes.length; ++i) |
| 63 { |
| 64 var property = timingAttributes[i]; |
| 65 |
| 66 // ignore any timings that were zero initially |
| 67 if (initial_timing[property] !== 0) |
| 68 { |
| 69 test_not_equals(timing[property], initial_timing[propert
y], |
| 70 property + " is different after the reload."); |
| 71 } |
| 72 } |
| 73 |
| 74 done(); |
| 75 } |
| 76 </script> |
| 77 </head> |
| 78 <body onload="onload_test();"> |
| 79 <h1>Description</h1> |
| 80 <p>This test validates that the window.performance.timing attributes cha
nge when a page is reloaded.</p> |
| 81 |
| 82 <p>This page should be loaded with a green background frame below. The
frame will be automatically reloaded |
| 83 and then verified that the window.performance.timing attributes have bee
n updated to the new reloaded navigation timings.</p> |
| 84 |
| 85 <div id="log"></div> |
| 86 <br /> |
| 87 <iframe id="frameContext" src="resources/blank_page_green.html" style="w
idth: 250px; height: 250px;"></iframe> |
| 88 |
| 89 </body> |
| 90 </html> |
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Chromium Code Reviews
Issue 2676573004:
Import wpt@6010f54a979d242f657b284bae53c2b218c533f4 (Closed)
