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Issue 1983383002: Convert IntersectionObserver tests to use testRunner.runIdleTasks. (Closed) Base URL: https://chromium.googlesource.com/chromium/src@master
Patch Set: rebase Created 4 years, 7 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <script src="../resources/js-test.js"></script> 2 <script src="../resources/js-test.js"></script>
3 <script src="helper-functions.js"></script> 3 <script src="../resources/intersection-observer-helper-functions.js"></script>
4 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black"> 4 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black">
5 <div style="width:100px; height: 300px;"></div> 5 <div style="width:100px; height: 300px;"></div>
6 <div id="target" style="background-color: green; width:100px; height:100px"></ div> 6 <div id="target" style="background-color: green; width:100px; height:100px"></ div>
7 <div id="afterTarget" style="width:100px; height: 300px;"></div> 7 <div id="afterTarget" style="width:100px; height: 300px;"></div>
8 </div> 8 </div>
9 9
10 <script> 10 <script>
11 description("Test that notifications are sent correctly when root and/or target are removed from the DOM tree."); 11 description("Test that notifications are sent correctly when root and/or target are removed from the DOM tree.");
12 var target = document.getElementById("target"); 12 var target = document.getElementById("target");
13 var afterTarget = document.getElementById("afterTarget"); 13 var afterTarget = document.getElementById("afterTarget");
14 var root = document.getElementById("root"); 14 var root = document.getElementById("root");
15 var entries = []; 15 var entries = [];
16 var observer = new IntersectionObserver( 16 var observer = new IntersectionObserver(
17 changes => { entries = entries.concat(changes) }, 17 changes => { entries = entries.concat(changes) },
18 { root: document.getElementById("root") } 18 { root: document.getElementById("root") }
19 ); 19 );
20 20
21 onload = function() { 21 onload = function() {
22 observer.observe(target); 22 observer.observe(target);
23 entries = entries.concat(observer.takeRecords()); 23 entries = entries.concat(observer.takeRecords());
24 shouldBeEqualToNumber("entries.length", 0); 24 shouldBeEqualToNumber("entries.length", 0);
25 root.scrollTop = 150; 25 root.scrollTop = 150;
26 requestAnimationFrame(() => { requestAnimationFrame(step1) }); 26 waitForNotification(step1);
27 } 27 }
28 28
29 function step1() { 29 function step1() {
30 entries = entries.concat(observer.takeRecords());
31 shouldBeEqualToNumber("entries.length", 1); 30 shouldBeEqualToNumber("entries.length", 1);
32 if (entries.length > 0) { 31 if (entries.length > 0) {
33 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 11); 32 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 11);
34 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 111); 33 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 111);
35 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 161); 34 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 161);
36 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 261); 35 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 261);
37 shouldBeEqualToNumber("entries[0].intersectionRect.left", 11); 36 shouldBeEqualToNumber("entries[0].intersectionRect.left", 11);
38 shouldBeEqualToNumber("entries[0].intersectionRect.right", 111); 37 shouldBeEqualToNumber("entries[0].intersectionRect.right", 111);
39 shouldBeEqualToNumber("entries[0].intersectionRect.top", 161); 38 shouldBeEqualToNumber("entries[0].intersectionRect.top", 161);
40 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 211); 39 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 211);
41 shouldBeEqualToNumber("entries[0].rootBounds.left", 11); 40 shouldBeEqualToNumber("entries[0].rootBounds.left", 11);
42 shouldBeEqualToNumber("entries[0].rootBounds.right", 111); 41 shouldBeEqualToNumber("entries[0].rootBounds.right", 111);
43 shouldBeEqualToNumber("entries[0].rootBounds.top", 11); 42 shouldBeEqualToNumber("entries[0].rootBounds.top", 11);
44 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 211); 43 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 211);
45 shouldEvaluateToSameObject("entries[0].target", target); 44 shouldEvaluateToSameObject("entries[0].target", target);
46 } 45 }
47 root.removeChild(target); 46 root.removeChild(target);
48 requestAnimationFrame(step2); 47 waitForNotification(step2);
49 } 48 }
50 49
51 function step2() { 50 function step2() {
52 entries = entries.concat(observer.takeRecords());
53 shouldBeEqualToNumber("entries.length", 2); 51 shouldBeEqualToNumber("entries.length", 2);
54 if (entries.length > 1) { 52 if (entries.length > 1) {
55 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 0); 53 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 0);
56 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 0); 54 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 0);
57 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 0); 55 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 0);
58 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 0) 56 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 0)
59 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0); 57 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0);
60 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0); 58 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0);
61 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0); 59 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0);
62 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0); 60 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0);
63 shouldBeEqualToNumber("entries[1].rootBounds.left", 0); 61 shouldBeEqualToNumber("entries[1].rootBounds.left", 0);
64 shouldBeEqualToNumber("entries[1].rootBounds.right", 0); 62 shouldBeEqualToNumber("entries[1].rootBounds.right", 0);
65 shouldBeEqualToNumber("entries[1].rootBounds.top", 0); 63 shouldBeEqualToNumber("entries[1].rootBounds.top", 0);
66 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 0); 64 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 0);
67 shouldEvaluateToSameObject("entries[1].target", target); 65 shouldEvaluateToSameObject("entries[1].target", target);
68 } 66 }
69 root.scrollTop = 0; 67 root.scrollTop = 0;
70 root.insertBefore(target, afterTarget); 68 root.insertBefore(target, afterTarget);
71 requestAnimationFrame(step3); 69 waitForNotification(step3);
72 } 70 }
73 71
74 function step3() { 72 function step3() {
75 entries = entries.concat(observer.takeRecords());
76 shouldBeEqualToNumber("entries.length", 2); 73 shouldBeEqualToNumber("entries.length", 2);
77 root.scrollTop = 150; 74 root.scrollTop = 150;
78 requestAnimationFrame(step4); 75 waitForNotification(step4);
79 } 76 }
80 77
81 function step4() { 78 function step4() {
82 entries = entries.concat(observer.takeRecords());
83 shouldBeEqualToNumber("entries.length", 3); 79 shouldBeEqualToNumber("entries.length", 3);
84 if (entries.length > 2) { 80 if (entries.length > 2) {
85 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 11); 81 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 11);
86 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 111); 82 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 111);
87 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 161); 83 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 161);
88 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 261); 84 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 261);
89 shouldBeEqualToNumber("entries[2].intersectionRect.left", 11); 85 shouldBeEqualToNumber("entries[2].intersectionRect.left", 11);
90 shouldBeEqualToNumber("entries[2].intersectionRect.right", 111); 86 shouldBeEqualToNumber("entries[2].intersectionRect.right", 111);
91 shouldBeEqualToNumber("entries[2].intersectionRect.top", 161); 87 shouldBeEqualToNumber("entries[2].intersectionRect.top", 161);
92 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 211); 88 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 211);
93 shouldBeEqualToNumber("entries[2].rootBounds.left", 11); 89 shouldBeEqualToNumber("entries[2].rootBounds.left", 11);
94 shouldBeEqualToNumber("entries[2].rootBounds.right", 111); 90 shouldBeEqualToNumber("entries[2].rootBounds.right", 111);
95 shouldBeEqualToNumber("entries[2].rootBounds.top", 11); 91 shouldBeEqualToNumber("entries[2].rootBounds.top", 11);
96 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 211); 92 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 211);
97 shouldEvaluateToSameObject("entries[2].target", target); 93 shouldEvaluateToSameObject("entries[2].target", target);
98 } 94 }
99 finishJSTest(); 95 finishJSTest();
100 } 96 }
101 </script> 97 </script>
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