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Issue 2560253004: IntersectionObserver: convert tests to testharness.js (Closed)
Patch Set: Address comments Created 3 years, 11 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <script src="../resources/js-test.js"></script> 2 <script src="../resources/testharness.js"></script>
3 <script src="../resources/intersection-observer-helper-functions.js"></script> 3 <script src="../resources/testharnessreport.js"></script>
4 <div style="width:100%; height:700px;"></div> 4 <script src="./resources/intersection-observer-test-utils.js"></script>
5 <div style="white-space: nowrap;"> 5
6 <div style="display: inline-block; width: 1000px; height: 100px"></div> 6 <style>
7 <div id="target" style="display: inline-block; background-color: green; width: 100px; height:100px"></div> 7 pre, #log {
8 <div style="display: inline-block; width: 1000px; height: 100px"></div> 8 position: absolute;
9 top: 0;
10 left: 200px;
11 }
12 #target {
13 display: inline-block;
14 width: 100px;
15 height: 100px;
16 background-color: green;
17 }
18 .vertical-spacer {
19 height: 700px;
20 }
21 .horizontal-spacer {
22 display: inline-block;
23 width: 1000px;
24 }
25 </style>
26
27 <div class="vertical-spacer"></div>
28 <div style="white-space:nowrap;">
29 <div class="horizontal-spacer"></div>
30 <div id="target"></div>
31 <div class="horizontal-spacer"></div>
9 </div> 32 </div>
10 <div style="width:100%; height:700px;"></div> 33 <div class="vertical-spacer"></div>
11 34
12 <script> 35 <script>
13 description("Intersection observer test with root margin and implicit root.");
14 var target = document.getElementById("target");
15 var entries = []; 36 var entries = [];
16 var observer = new IntersectionObserver( 37 var target;
17 changes => { entries = entries.concat(changes) },
18 { rootMargin: "10px 20% 40% 30px" }
19 );
20 38
21 shouldNotThrow("new IntersectionObserver(c => {}, { rootMargin: '1.4px' })"); 39 runTestCycle(function() {
22 shouldNotThrow("new IntersectionObserver(c => {}, { rootMargin: '1.4px 2px' })") ; 40 assert_equals(window.innerWidth, 800, "Window must be 800 pixels wide.");
23 shouldNotThrow("new IntersectionObserver(c => {}, { rootMargin: '1.4px 2px 3%' } )"); 41 assert_equals(window.innerHeight, 600, "Window must be 600 pixels high.");
24 42
25 onload = function() { 43 target = document.getElementById("target");
44 assert_true(!!target, "Target exists");
45 var observer = new IntersectionObserver(function(changes) {
46 entries = entries.concat(changes)
47 }, { rootMargin: "10px 20% 40% 30px" });
26 observer.observe(target); 48 observer.observe(target);
27 entries = entries.concat(observer.takeRecords()); 49 entries = entries.concat(observer.takeRecords());
28 shouldBeEqualToNumber("entries.length", 0); 50 assert_equals(entries.length, 0, "No initial notifications.");
29 waitForNotification(step0); 51 runTestCycle(step0, "First rAF.");
30 } 52 }, "Root margin tests");
31 53
32 function step0() { 54 function step0() {
33 shouldBeEqualToNumber("entries.length", 0);
34 document.scrollingElement.scrollLeft = 100; 55 document.scrollingElement.scrollLeft = 100;
35 waitForNotification(step1); 56 runTestCycle(step1, "document.scrollingElement.scrollLeft = 100");
57 assert_equals(entries.length, 0, "No notifications after first rAF.");
36 } 58 }
37 59
38 function step1() { 60 function step1() {
39 shouldBeEqualToNumber("entries.length", 1);
40 if (entries.length > 0) {
41 shouldBeEqualToNumber("entries.length", 1);
42 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 912);
43 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 1012);
44 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 708);
45 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 808);
46 shouldBeEqualToNumber("entries[0].intersectionRect.left", 912);
47 shouldBeEqualToNumber("entries[0].intersectionRect.right", 942);
48 shouldBeEqualToNumber("entries[0].intersectionRect.top", 708);
49 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 808);
50 shouldBeEqualToNumber("entries[0].rootBounds.left", -30);
51 shouldBeEqualToNumber("entries[0].rootBounds.right", 942);
52 shouldBeEqualToNumber("entries[0].rootBounds.top", -10);
53 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 819);
54 shouldEvaluateToSameObject("entries[0].target", target);
55 }
56 document.scrollingElement.scrollTop = 800; 61 document.scrollingElement.scrollTop = 800;
57 waitForNotification(step2); 62 runTestCycle(step2, "document.scrollingElement.scrollTop = 800");
63 checkLastEntry(entries, 0, [912, 1012, 708, 808, 912, 942, 708, 808, -30, 942, -10, 819, target]);
58 } 64 }
59 65
60 function step2() { 66 function step2() {
61 shouldBeEqualToNumber("entries.length", 1);
62 document.scrollingElement.scrollTop = 900; 67 document.scrollingElement.scrollTop = 900;
63 waitForNotification(step3); 68 runTestCycle(step3, "document.scrollingElement.scrollTop = 900");
69 checkLastEntry(entries, 0);
64 } 70 }
65 71
66 function step3() { 72 function step3() {
67 shouldBeEqualToNumber("entries.length", 2);
68 if (entries.length > 1) {
69 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 912);
70 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 1012);
71 shouldBeEqualToNumber("entries[1].boundingClientRect.top", -192);
72 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", -92);
73 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0);
74 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0);
75 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0);
76 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0);
77 shouldBeEqualToNumber("entries[1].rootBounds.left", -30);
78 shouldBeEqualToNumber("entries[1].rootBounds.right", 942);
79 shouldBeEqualToNumber("entries[1].rootBounds.top", -10);
80 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 819);
81 shouldEvaluateToSameObject("entries[1].target", target);
82 }
83 finishJSTest();
84 document.scrollingElement.scrollLeft = 0; 73 document.scrollingElement.scrollLeft = 0;
85 document.scrollingElement.scrollTop = 0; 74 document.scrollingElement.scrollTop = 0;
75 checkLastEntry(entries, 1, [912, 1012, -192, -92, 0, 0, 0, 0, -30, 942, -10, 8 19, target]);
86 } 76 }
87 </script> 77 </script>
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