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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 style="width:100%; height:700px;"></div> 4 <div style="width:100%; height:700px;"></div>
5 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black"> 5 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black">
6 <div style="width:100px; height: 300px;"></div> 6 <div style="width:100px; height: 300px;"></div>
7 <div id="target" style="background-color: green; width:100px; height:100px"></ div> 7 <div id="target" style="background-color: green; width:100px; height:100px"></ div>
8 </div> 8 </div>
9 <div style="width:100%;height:700px;"></div> 9 <div style="width:100%;height:700px;"></div>
10 10
11 <script> 11 <script>
12 description("Simple intersection observer test with explicit root and target in the same document."); 12 description("Simple intersection observer test with explicit root and target in the same document.");
13 var target = document.getElementById("target"); 13 var target = document.getElementById("target");
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 requestAnimationFrame(() => { requestAnimationFrame(step0) }); 25 waitForNotification(step0);
26 } 26 }
27 27
28 // Test that notifications are not generated when the target is overflow clipped by the root. 28 // Test that notifications are not generated when the target is overflow clipped by the root.
29 function step0() { 29 function step0() {
30 entries = entries.concat(observer.takeRecords());
31 shouldBeEqualToNumber("entries.length", 0); 30 shouldBeEqualToNumber("entries.length", 0);
32 document.scrollingElement.scrollTop = 600; 31 document.scrollingElement.scrollTop = 600;
33 requestAnimationFrame(step1); 32 waitForNotification(step1);
34 } 33 }
35 34
36 function step1() { 35 function step1() {
37 entries = entries.concat(observer.takeRecords());
38 shouldBeEqualToNumber("entries.length", 0); 36 shouldBeEqualToNumber("entries.length", 0);
39 root.scrollTop = 150; 37 root.scrollTop = 150;
40 requestAnimationFrame(step2); 38 waitForNotification(step2);
41 } 39 }
42 40
43 function step2() { 41 function step2() {
44 entries = entries.concat(observer.takeRecords());
45 shouldBeEqualToNumber("entries.length", 1); 42 shouldBeEqualToNumber("entries.length", 1);
46 if (entries.length > 0) { 43 if (entries.length > 0) {
47 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 11); 44 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 11);
48 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 111); 45 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 111);
49 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 261); 46 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 261);
50 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 361); 47 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 361);
51 shouldBeEqualToNumber("entries[0].intersectionRect.left", 11); 48 shouldBeEqualToNumber("entries[0].intersectionRect.left", 11);
52 shouldBeEqualToNumber("entries[0].intersectionRect.right", 111); 49 shouldBeEqualToNumber("entries[0].intersectionRect.right", 111);
53 shouldBeEqualToNumber("entries[0].intersectionRect.top", 261); 50 shouldBeEqualToNumber("entries[0].intersectionRect.top", 261);
54 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 311); 51 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 311);
55 shouldBeEqualToNumber("entries[0].rootBounds.left", 11); 52 shouldBeEqualToNumber("entries[0].rootBounds.left", 11);
56 shouldBeEqualToNumber("entries[0].rootBounds.right", 111); 53 shouldBeEqualToNumber("entries[0].rootBounds.right", 111);
57 shouldBeEqualToNumber("entries[0].rootBounds.top", 111); 54 shouldBeEqualToNumber("entries[0].rootBounds.top", 111);
58 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 311); 55 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 311);
59 shouldEvaluateToSameObject("entries[0].target", target); 56 shouldEvaluateToSameObject("entries[0].target", target);
60 } 57 }
61 document.scrollingElement.scrollTop = 0; 58 document.scrollingElement.scrollTop = 0;
62 requestAnimationFrame(step3); 59 waitForNotification(step3);
63 } 60 }
64 61
65 function step3() { 62 function step3() {
66 entries = entries.concat(observer.takeRecords());
67 shouldBeEqualToNumber("entries.length", 1); 63 shouldBeEqualToNumber("entries.length", 1);
68 root.scrollTop = 0; 64 root.scrollTop = 0;
69 requestAnimationFrame(step4); 65 waitForNotification(step4);
70 } 66 }
71 67
72 function step4() { 68 function step4() {
73 entries = entries.concat(observer.takeRecords());
74 shouldBeEqualToNumber("entries.length", 2); 69 shouldBeEqualToNumber("entries.length", 2);
75 if (entries.length > 1) { 70 if (entries.length > 1) {
76 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 11); 71 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 11);
77 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 111); 72 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 111);
78 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 1011); 73 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 1011);
79 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 1111); 74 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 1111);
80 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0); 75 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0);
81 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0); 76 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0);
82 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0); 77 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0);
83 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0); 78 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0);
84 shouldBeEqualToNumber("entries[1].rootBounds.left", 11); 79 shouldBeEqualToNumber("entries[1].rootBounds.left", 11);
85 shouldBeEqualToNumber("entries[1].rootBounds.right", 111); 80 shouldBeEqualToNumber("entries[1].rootBounds.right", 111);
86 shouldBeEqualToNumber("entries[1].rootBounds.top", 711); 81 shouldBeEqualToNumber("entries[1].rootBounds.top", 711);
87 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 911); 82 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 911);
88 shouldEvaluateToSameObject("entries[1].target", target); 83 shouldEvaluateToSameObject("entries[1].target", target);
89 } 84 }
90 root.scrollTop = 150; 85 root.scrollTop = 150;
91 requestAnimationFrame(step5); 86 waitForNotification(step5);
92 } 87 }
93 88
94 // This tests that notifications are generated even when the root element is off screen. 89 // This tests that notifications are generated even when the root element is off screen.
95 function step5() { 90 function step5() {
96 entries = entries.concat(observer.takeRecords());
97 shouldBeEqualToNumber("entries.length", 3); 91 shouldBeEqualToNumber("entries.length", 3);
98 if (entries.length > 2) { 92 if (entries.length > 2) {
99 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 11); 93 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 11);
100 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 111); 94 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 111);
101 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 861); 95 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 861);
102 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 961); 96 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 961);
103 shouldBeEqualToNumber("entries[2].intersectionRect.left", 11); 97 shouldBeEqualToNumber("entries[2].intersectionRect.left", 11);
104 shouldBeEqualToNumber("entries[2].intersectionRect.right", 111); 98 shouldBeEqualToNumber("entries[2].intersectionRect.right", 111);
105 shouldBeEqualToNumber("entries[2].intersectionRect.top", 861); 99 shouldBeEqualToNumber("entries[2].intersectionRect.top", 861);
106 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 911); 100 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 911);
107 shouldBeEqualToNumber("entries[2].rootBounds.left", 11); 101 shouldBeEqualToNumber("entries[2].rootBounds.left", 11);
108 shouldBeEqualToNumber("entries[2].rootBounds.right", 111); 102 shouldBeEqualToNumber("entries[2].rootBounds.right", 111);
109 shouldBeEqualToNumber("entries[2].rootBounds.top", 711); 103 shouldBeEqualToNumber("entries[2].rootBounds.top", 711);
110 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 911); 104 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 911);
111 shouldEvaluateToSameObject("entries[2].target", target); 105 shouldEvaluateToSameObject("entries[2].target", target);
112 } 106 }
113 107
114 finishJSTest(); 108 finishJSTest();
115 } 109 }
116 </script> 110 </script>
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