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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <title>window.requestIdleCallback exists</title> | 2 <title>window.requestIdleCallback exists</title> |
3 <link rel="author" title="Ross McIlroy" href="mailto:rmcilroy@chromium.org" /> | 3 <link rel="author" title="Ross McIlroy" href="mailto:rmcilroy@chromium.org" /> |
4 <link rel="help" href="http://www.w3.org/TR/requestidlecallback/"/> | 4 <link rel="help" href="http://www.w3.org/TR/requestidlecallback/"/> |
5 <script src="../../../../resources/testharness.js"></script> | 5 <script src="../../../../resources/testharness.js"></script> |
6 <script src="../../../../resources/testharnessreport.js"></script> | 6 <script src="../../../../resources/testharnessreport.js"></script> |
7 <link rel="stylesheet" href="../../resources/testharness.css" /> | 7 <link rel="stylesheet" href="../../resources/testharness.css" /> |
8 <script> | 8 <script> |
9 test(function() { | 9 test(function() { |
10 assert_equals(typeof window.requestIdleCallback, "function"); | 10 assert_equals(typeof window.requestIdleCallback, "function"); |
11 }, "window.requestIdleCallback is defined", {assert: "The window.requestIdleCall
back function is used to request callbacks during browser-defined idle time."}); | 11 }, "window.requestIdleCallback is defined", {assert: "The window.requestIdleCall
back function is used to request callbacks during browser-defined idle time."}); |
12 | 12 |
13 test(function() { | 13 test(function() { |
14 assert_equals(typeof window.cancelIdleCallback, "function"); | 14 assert_equals(typeof window.cancelIdleCallback, "function"); |
15 }, "window.cancelIdleCallback is defined", {assert: "The window.cancelIdleCallba
ck function is used to cancel callbacks scheduled via requestIdleCallback."}); | 15 }, "window.cancelIdleCallback is defined", {assert: "The window.cancelIdleCallba
ck function is used to cancel callbacks scheduled via requestIdleCallback."}); |
16 | 16 |
17 test(function() { | 17 test(function() { |
18 assert_equals(typeof window.requestIdleCallback(function() {}), "number"); | 18 assert_equals(typeof window.requestIdleCallback(function() {}), "number"); |
19 }, "window.requestIdleCallback() returns a number", {assert: "The requestIdleCal
lback method MUST return a long"}); | 19 }, "window.requestIdleCallback() returns a number", {assert: "The requestIdleCal
lback method MUST return a long"}); |
20 | 20 |
21 test(function() { | 21 test(function() { |
22 assert_equals(typeof window.cancelIdleCallback(1), "undefined"); | 22 assert_equals(typeof window.cancelIdleCallback(1), "undefined"); |
23 }, "window.cancelIdleCallback() returns undefined", {assert: "The cancelIdleCall
back method MUST return void"}); | 23 }, "window.cancelIdleCallback() returns undefined", {assert: "The cancelIdleCall
back method MUST return void"}); |
24 | 24 |
| 25 test(function() { |
| 26 assert_equals(typeof window.cancelIdleCallback(-1), "undefined"); |
| 27 assert_equals(typeof window.cancelIdleCallback(0), "undefined"); |
| 28 }, "window.cancelIdleCallback() returns undefined for unmapped IDs", {assert: "T
he cancelIdleCallback method MUST return void"}); |
| 29 |
25 async_test(function() { | 30 async_test(function() { |
26 // Check whether requestIdleCallback schedules a callback which gets executed | 31 // Check whether requestIdleCallback schedules a callback which gets executed |
27 // and the deadline argument is passed correctly. | 32 // and the deadline argument is passed correctly. |
28 requestIdleCallback(this.step_func(function(deadline) { | 33 requestIdleCallback(this.step_func(function(deadline) { |
29 assert_equals(typeof deadline, "object", "IdleDeadline MUST be passed to cal
lback."); | 34 assert_equals(typeof deadline, "object", "IdleDeadline MUST be passed to cal
lback."); |
30 assert_equals(typeof deadline.timeRemaining, "function", "IdleDeadline.timeR
emaining MUST be a function which returns the time remaining in milliseconds"); | 35 assert_equals(typeof deadline.timeRemaining, "function", "IdleDeadline.timeR
emaining MUST be a function which returns the time remaining in milliseconds"); |
31 assert_equals(typeof deadline.timeRemaining(), "number", "IdleDeadline.timeR
emaining MUST return a double of the time remaining in milliseconds"); | 36 assert_equals(typeof deadline.timeRemaining(), "number", "IdleDeadline.timeR
emaining MUST return a double of the time remaining in milliseconds"); |
32 assert_true(deadline.timeRemaining() <= 50, "IdleDeadline.timeRemaining() MU
ST be less than or equal to 50ms in the future."); | 37 assert_true(deadline.timeRemaining() <= 50, "IdleDeadline.timeRemaining() MU
ST be less than or equal to 50ms in the future."); |
33 assert_equals(typeof deadline.didTimeout, "boolean", "IdleDeadline.didTimeou
t MUST be a boolean"); | 38 assert_equals(typeof deadline.didTimeout, "boolean", "IdleDeadline.didTimeou
t MUST be a boolean"); |
34 assert_false(deadline.didTimeout, "IdleDeadline.didTimeout MUST be false if
requestIdleCallback wasn't scheduled due to a timeout"); | 39 assert_false(deadline.didTimeout, "IdleDeadline.didTimeout MUST be false if
requestIdleCallback wasn't scheduled due to a timeout"); |
(...skipping 10 matching lines...) Expand all Loading... |
45 cancelIdleCallback(handle); | 50 cancelIdleCallback(handle); |
46 setTimeout(this.step_func(function() { | 51 setTimeout(this.step_func(function() { |
47 this.done(); | 52 this.done(); |
48 }), 200); | 53 }), 200); |
49 }, 'cancelIdleCallback cancels callbacks'); | 54 }, 'cancelIdleCallback cancels callbacks'); |
50 | 55 |
51 </script> | 56 </script> |
52 <h1>Description</h1> | 57 <h1>Description</h1> |
53 <p>This test validates that window.requestIdleCallback and window.cancelIdleCall
back exist and are a functions.</p> | 58 <p>This test validates that window.requestIdleCallback and window.cancelIdleCall
back exist and are a functions.</p> |
54 <div id="log"></div> | 59 <div id="log"></div> |
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