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Issue 2560253004: IntersectionObserver: convert tests to testharness.js (Closed)
Patch Set: rebase Created 4 years ago
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« third_party/WebKit/LayoutTests/intersection-observer/client-rect.html ('K') | « third_party/WebKit/LayoutTests/intersection-observer/same-document-no-root-expected.txt ('k') | third_party/WebKit/LayoutTests/intersection-observer/same-document-root-expected.txt » ('j') | no next file with comments »
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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
5 <div id="leading-space" style="width:100%; height:700px;"></div>
5 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black"> 6 <div id="root" style="display: inline-block; overflow-y: scroll; height: 200px; border: 3px solid black">
6 <div style="width:100px; height: 300px;"></div> 7 <div style="width:100px; height: 300px;"></div>
7 <div id="target" style="background-color: green; width:100px; height:100px"></ div> 8 <div id="target" style="background-color: green; width:100px; height:100px"></ div>
8 </div> 9 </div>
9 <div style="width:100%;height:700px;"></div> 10 <div id="trailing-space" style="width:100%;height:700px;"></div>
10 11
11 <script> 12 <script>
12 description("Simple intersection observer test with explicit root and target in the same document."); 13 function waitForNotification(f) {
13 var target = document.getElementById("target"); 14 requestAnimationFrame(() => {
14 var root = document.getElementById("root"); 15 setTimeout(() => {
15 var entries = []; 16 setTimeout(f);
16 var observer = new IntersectionObserver( 17 });
17 changes => { entries = entries.concat(changes) }, 18 });
18 { root: document.getElementById("root") } 19 }
19 );
20 20
21 onload = function() { 21 onload = function() {
22 var t = async_test("Simple intersection observer test with explicit root and t arget in the same document.");
23
24 test(function() { assert_equals(window.innerWidth, 800) }, "Window must be 800 pixels wide.");
25 test(function() { assert_equals(window.innerHeight, 600) }, "Window must be 60 0 pixels high.");
26
27 var target = document.getElementById("target");
28 var root = document.getElementById("root");
29 var entries = [];
30 var observer = new IntersectionObserver(function(changes) {
31 entries = entries.concat(changes)
32 }, { root: document.getElementById("root") });
22 observer.observe(target); 33 observer.observe(target);
23 entries = entries.concat(observer.takeRecords()); 34 entries = entries.concat(observer.takeRecords());
24 shouldBeEqualToNumber("entries.length", 0); 35 test(function() { assert_equals(entries.length, 0) }, "No initial notification s.");
25 waitForNotification(step0); 36 waitForNotification(step0);
26 }
27 37
28 // Test that notifications are not generated when the target is overflow clipped by the root. 38 function checkEntry(i, expected) {
29 function step0() { 39 test(function() { assert_equals(entries.length, i+1) }, String(i+1) + " noti fication(s).");
30 shouldBeEqualToNumber("entries.length", 0); 40 if (expected && entries.length > i) {
31 document.scrollingElement.scrollTop = 600; 41 test(function() { assert_equals(entries[i].boundingClientRect.left, expect ed[0]) },
32 waitForNotification(step1); 42 "entries[" + i + "].boundingClientRect.left == " + expected[0]);
33 } 43 test(function() { assert_equals(entries[i].boundingClientRect.right, expec ted[1]) },
34 44 "entries[" + i + "].boundingClientRect.right == " + expected[1]);
35 function step1() { 45 test(function() { assert_equals(entries[i].boundingClientRect.top, expecte d[2]) },
36 shouldBeEqualToNumber("entries.length", 0); 46 "entries[" + i + "].boundingClientRect.top == " + expected[2]);
37 root.scrollTop = 150; 47 test(function() { assert_equals(entries[i].boundingClientRect.bottom, expe cted[3]) },
38 waitForNotification(step2); 48 "entries[" + i + "].boundingClientRect.bottom == " + expected[3]);
39 } 49 test(function() { assert_equals(entries[i].intersectionRect.left, expected [4]) },
40 50 "entries[" + i + "].intersectionRect.left == " + expected[4]);
41 function step2() { 51 test(function() { assert_equals(entries[i].intersectionRect.right, expecte d[5]) },
42 shouldBeEqualToNumber("entries.length", 1); 52 "entries[" + i + "].intersectionRect.right == " + expected[5]);
43 if (entries.length > 0) { 53 test(function() { assert_equals(entries[i].intersectionRect.top, expected[ 6]) },
44 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 11); 54 "entries[" + i + "].intersectionRect.top == " + expected[6]);
45 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 111); 55 test(function() { assert_equals(entries[i].intersectionRect.bottom, expect ed[7]) },
46 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 261); 56 "entries[" + i + "].intersectionRect.bottom == " + expected[7]);
47 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 361); 57 test(function() { assert_equals(entries[i].rootBounds.left, expected[8]) } ,
48 shouldBeEqualToNumber("entries[0].intersectionRect.left", 11); 58 "entries[" + i + "].rootBounds.left == " + expected[8]);
49 shouldBeEqualToNumber("entries[0].intersectionRect.right", 111); 59 test(function() { assert_equals(entries[i].rootBounds.right, expected[9]) },
50 shouldBeEqualToNumber("entries[0].intersectionRect.top", 261); 60 "entries[" + i + "].rootBounds.right == " + expected[9]);
51 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 311); 61 test(function() { assert_equals(entries[i].rootBounds.top, expected[10]) } ,
52 shouldBeEqualToNumber("entries[0].rootBounds.left", 11); 62 "entries[" + i + "].rootBounds.top == " + expected[10]);
53 shouldBeEqualToNumber("entries[0].rootBounds.right", 111); 63 test(function() { assert_equals(entries[i].rootBounds.bottom, expected[11] ) },
54 shouldBeEqualToNumber("entries[0].rootBounds.top", 111); 64 "entries[" + i + "].rootBounds.bottom == " + expected[11]);
55 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 311); 65 test(function() { assert_true(entries[i].target === expected[12]) },
56 shouldEvaluateToSameObject("entries[0].target", target); 66 "entries[" + i + "].target === " + expected[12]);
57 } 67 }
58 document.scrollingElement.scrollTop = 0;
59 waitForNotification(step3);
60 }
61
62 function step3() {
63 shouldBeEqualToNumber("entries.length", 1);
64 root.scrollTop = 0;
65 waitForNotification(step4);
66 }
67
68 function step4() {
69 shouldBeEqualToNumber("entries.length", 2);
70 if (entries.length > 1) {
71 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 11);
72 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 111);
73 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 1011);
74 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 1111);
75 shouldBeEqualToNumber("entries[1].intersectionRect.left", 0);
76 shouldBeEqualToNumber("entries[1].intersectionRect.right", 0);
77 shouldBeEqualToNumber("entries[1].intersectionRect.top", 0);
78 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0);
79 shouldBeEqualToNumber("entries[1].rootBounds.left", 11);
80 shouldBeEqualToNumber("entries[1].rootBounds.right", 111);
81 shouldBeEqualToNumber("entries[1].rootBounds.top", 711);
82 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 911);
83 shouldEvaluateToSameObject("entries[1].target", target);
84 }
85 root.scrollTop = 150;
86 waitForNotification(step5);
87 }
88
89 // This tests that notifications are generated even when the root element is off screen.
90 function step5() {
91 shouldBeEqualToNumber("entries.length", 3);
92 if (entries.length > 2) {
93 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 11);
94 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 111);
95 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 861);
96 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 961);
97 shouldBeEqualToNumber("entries[2].intersectionRect.left", 11);
98 shouldBeEqualToNumber("entries[2].intersectionRect.right", 111);
99 shouldBeEqualToNumber("entries[2].intersectionRect.top", 861);
100 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 911);
101 shouldBeEqualToNumber("entries[2].rootBounds.left", 11);
102 shouldBeEqualToNumber("entries[2].rootBounds.right", 111);
103 shouldBeEqualToNumber("entries[2].rootBounds.top", 711);
104 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 911);
105 shouldEvaluateToSameObject("entries[2].target", target);
106 } 68 }
107 69
108 finishJSTest(); 70 function step0() {
109 } 71 test(function() { assert_equals(entries.length, 0) }, "No notifications afte r first rAF.");
72 document.scrollingElement.scrollTop = 600;
73 waitForNotification(step1);
74 }
75
76 function step1() {
77 test(function() { assert_equals(entries.length, 0) }, "No notifications afte r scrolling window.");
78 root.scrollTop = 150;
79 waitForNotification(step2);
80 }
81
82 function step2() {
83 checkEntry(0, [11, 111, 261, 361, 11, 111, 261, 311, 11, 111, 111, 311, targ et]);
84 document.scrollingElement.scrollTop = 0;
85 waitForNotification(step3);
86 }
87
88 function step3() {
89 checkEntry(0);
90 root.scrollTop = 0;
91 waitForNotification(step4);
92 }
93
94 function step4() {
95 checkEntry(1, [11, 111, 1011, 1111, 0, 0, 0, 0, 11, 111, 711, 911, target]);
96 root.scrollTop = 150;
97 waitForNotification(step5);
98 }
99
100 // This tests that notifications are generated even when the root element is o ff screen.
101 function step5() {
102 checkEntry(2, [11, 111, 861, 961, 11, 111, 861, 911, 11, 111, 711, 911, targ et]);
103 document.getElementById("leading-space").style.height = "";
104 document.getElementById("trailing-space").style.height = "";
105 t.done();
106 }
107 };
110 </script> 108 </script>
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« third_party/WebKit/LayoutTests/intersection-observer/client-rect.html ('K') | « third_party/WebKit/LayoutTests/intersection-observer/same-document-no-root-expected.txt ('k') | third_party/WebKit/LayoutTests/intersection-observer/same-document-root-expected.txt » ('j') | no next file with comments »

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