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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="target" style="background-color: green; width:100px; height:100px"></di v> 5 <div id="target" style="background-color: green; width:100px; height:100px"></di v>
6 <div style="width:100%; height:700px;"></div> 6 <div style="width:100%; height:700px;"></div>
7 7
8 <script> 8 <script>
9 description("Intersection observer test with multiple thresholds."); 9 description("Intersection observer test with multiple thresholds.");
10 var target = document.getElementById("target"); 10 var target = document.getElementById("target");
11 var entries = []; 11 var entries = [];
12 var observer = new IntersectionObserver( 12 var observer = new IntersectionObserver(
13 changes => { entries = entries.concat(changes) }, 13 changes => { entries = entries.concat(changes) },
14 { threshold: [0, 0.25, 0.5, 0.75, 1] } 14 { threshold: [0, 0.25, 0.5, 0.75, 1] }
15 ); 15 );
16 16
17 onload = function() { 17 onload = function() {
18 observer.observe(target); 18 observer.observe(target);
19 entries = entries.concat(observer.takeRecords()); 19 entries = entries.concat(observer.takeRecords());
20 shouldBeEqualToNumber("entries.length", 0); 20 shouldBeEqualToNumber("entries.length", 0);
21 // See README for explanation of double RAF. 21 waitForNotification(step0);
22 requestAnimationFrame(() => { requestAnimationFrame(step0) });
23 } 22 }
24 23
25 function step0() { 24 function step0() {
26 entries = entries.concat(observer.takeRecords());
27 shouldBeEqualToNumber("entries.length", 0); 25 shouldBeEqualToNumber("entries.length", 0);
28 document.scrollingElement.scrollTop = 120; 26 document.scrollingElement.scrollTop = 120;
29 requestAnimationFrame(step1); 27 waitForNotification(step1);
30 } 28 }
31 29
32 function step1() { 30 function step1() {
33 entries = entries.concat(observer.takeRecords());
34 shouldBeEqualToNumber("entries.length", 1); 31 shouldBeEqualToNumber("entries.length", 1);
35 if (entries.length > 0) { 32 if (entries.length > 0) {
36 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 8); 33 shouldBeEqualToNumber("entries[0].boundingClientRect.left", 8);
37 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 108); 34 shouldBeEqualToNumber("entries[0].boundingClientRect.right", 108);
38 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 588); 35 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 588);
39 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 688); 36 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 688);
40 shouldBeEqualToNumber("entries[0].intersectionRect.left", 8); 37 shouldBeEqualToNumber("entries[0].intersectionRect.left", 8);
41 shouldBeEqualToNumber("entries[0].intersectionRect.right", 108); 38 shouldBeEqualToNumber("entries[0].intersectionRect.right", 108);
42 shouldBeEqualToNumber("entries[0].intersectionRect.top", 588); 39 shouldBeEqualToNumber("entries[0].intersectionRect.top", 588);
43 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 600); 40 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 600);
44 shouldBeEqualToNumber("entries[0].rootBounds.left", 0); 41 shouldBeEqualToNumber("entries[0].rootBounds.left", 0);
45 shouldBeEqualToNumber("entries[0].rootBounds.right", 785); 42 shouldBeEqualToNumber("entries[0].rootBounds.right", 785);
46 shouldBeEqualToNumber("entries[0].rootBounds.top", 0); 43 shouldBeEqualToNumber("entries[0].rootBounds.top", 0);
47 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 600); 44 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 600);
48 shouldBeCloseTo("entries[0].intersectionRatio", intersectionRatio(entries[0] ), .0001); 45 shouldBeCloseTo("entries[0].intersectionRatio", intersectionRatio(entries[0] ), .0001);
49 shouldEvaluateToSameObject("entries[0].target", target); 46 shouldEvaluateToSameObject("entries[0].target", target);
50 } 47 }
51 document.scrollingElement.scrollTop = 160; 48 document.scrollingElement.scrollTop = 160;
52 requestAnimationFrame(step2); 49 waitForNotification(step2);
53 } 50 }
54 51
55 function step2() { 52 function step2() {
56 entries = entries.concat(observer.takeRecords());
57 shouldBeEqualToNumber("entries.length", 2); 53 shouldBeEqualToNumber("entries.length", 2);
58 if (entries.length > 1) { 54 if (entries.length > 1) {
59 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 8); 55 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 8);
60 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 108); 56 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 108);
61 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 548); 57 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 548);
62 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 648); 58 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 648);
63 shouldBeEqualToNumber("entries[1].intersectionRect.left", 8); 59 shouldBeEqualToNumber("entries[1].intersectionRect.left", 8);
64 shouldBeEqualToNumber("entries[1].intersectionRect.right", 108); 60 shouldBeEqualToNumber("entries[1].intersectionRect.right", 108);
65 shouldBeEqualToNumber("entries[1].intersectionRect.top", 548); 61 shouldBeEqualToNumber("entries[1].intersectionRect.top", 548);
66 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 600); 62 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 600);
67 shouldBeEqualToNumber("entries[1].rootBounds.left", 0); 63 shouldBeEqualToNumber("entries[1].rootBounds.left", 0);
68 shouldBeEqualToNumber("entries[1].rootBounds.right", 785); 64 shouldBeEqualToNumber("entries[1].rootBounds.right", 785);
69 shouldBeEqualToNumber("entries[1].rootBounds.top", 0); 65 shouldBeEqualToNumber("entries[1].rootBounds.top", 0);
70 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 600); 66 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 600);
71 shouldBeCloseTo("entries[1].intersectionRatio", intersectionRatio(entries[1] ), .0001); 67 shouldBeCloseTo("entries[1].intersectionRatio", intersectionRatio(entries[1] ), .0001);
72 shouldEvaluateToSameObject("entries[1].target", target); 68 shouldEvaluateToSameObject("entries[1].target", target);
73 } 69 }
74 document.scrollingElement.scrollTop = 200; 70 document.scrollingElement.scrollTop = 200;
75 requestAnimationFrame(step3); 71 waitForNotification(step3);
76 } 72 }
77 73
78 function step3() { 74 function step3() {
79 entries = entries.concat(observer.takeRecords());
80 shouldBeEqualToNumber("entries.length", 3); 75 shouldBeEqualToNumber("entries.length", 3);
81 if (entries.length > 2) { 76 if (entries.length > 2) {
82 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 8); 77 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 8);
83 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 108); 78 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 108);
84 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 508); 79 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 508);
85 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 608); 80 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 608);
86 shouldBeEqualToNumber("entries[2].intersectionRect.left", 8); 81 shouldBeEqualToNumber("entries[2].intersectionRect.left", 8);
87 shouldBeEqualToNumber("entries[2].intersectionRect.right", 108); 82 shouldBeEqualToNumber("entries[2].intersectionRect.right", 108);
88 shouldBeEqualToNumber("entries[2].intersectionRect.top", 508); 83 shouldBeEqualToNumber("entries[2].intersectionRect.top", 508);
89 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 600); 84 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 600);
90 shouldBeEqualToNumber("entries[2].rootBounds.left", 0); 85 shouldBeEqualToNumber("entries[2].rootBounds.left", 0);
91 shouldBeEqualToNumber("entries[2].rootBounds.right", 785); 86 shouldBeEqualToNumber("entries[2].rootBounds.right", 785);
92 shouldBeEqualToNumber("entries[2].rootBounds.top", 0); 87 shouldBeEqualToNumber("entries[2].rootBounds.top", 0);
93 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 600); 88 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 600);
94 shouldBeCloseTo("entries[2].intersectionRatio", intersectionRatio(entries[2] ), .0001); 89 shouldBeCloseTo("entries[2].intersectionRatio", intersectionRatio(entries[2] ), .0001);
95 shouldEvaluateToSameObject("entries[2].target", target); 90 shouldEvaluateToSameObject("entries[2].target", target);
96 } 91 }
97 document.scrollingElement.scrollTop = 240; 92 document.scrollingElement.scrollTop = 240;
98 requestAnimationFrame(step4); 93 waitForNotification(step4);
99 } 94 }
100 95
101 function step4() { 96 function step4() {
102 entries = entries.concat(observer.takeRecords());
103 shouldBeEqualToNumber("entries.length", 4); 97 shouldBeEqualToNumber("entries.length", 4);
104 if (entries.length > 3) { 98 if (entries.length > 3) {
105 shouldBeEqualToNumber("entries[3].boundingClientRect.left", 8); 99 shouldBeEqualToNumber("entries[3].boundingClientRect.left", 8);
106 shouldBeEqualToNumber("entries[3].boundingClientRect.right", 108); 100 shouldBeEqualToNumber("entries[3].boundingClientRect.right", 108);
107 shouldBeEqualToNumber("entries[3].boundingClientRect.top", 468); 101 shouldBeEqualToNumber("entries[3].boundingClientRect.top", 468);
108 shouldBeEqualToNumber("entries[3].boundingClientRect.bottom", 568); 102 shouldBeEqualToNumber("entries[3].boundingClientRect.bottom", 568);
109 shouldBeEqualToNumber("entries[3].intersectionRect.left", 8); 103 shouldBeEqualToNumber("entries[3].intersectionRect.left", 8);
110 shouldBeEqualToNumber("entries[3].intersectionRect.right", 108); 104 shouldBeEqualToNumber("entries[3].intersectionRect.right", 108);
111 shouldBeEqualToNumber("entries[3].intersectionRect.top", 468); 105 shouldBeEqualToNumber("entries[3].intersectionRect.top", 468);
112 shouldBeEqualToNumber("entries[3].intersectionRect.bottom", 568); 106 shouldBeEqualToNumber("entries[3].intersectionRect.bottom", 568);
113 shouldBeEqualToNumber("entries[3].rootBounds.left", 0); 107 shouldBeEqualToNumber("entries[3].rootBounds.left", 0);
114 shouldBeEqualToNumber("entries[3].rootBounds.right", 785); 108 shouldBeEqualToNumber("entries[3].rootBounds.right", 785);
115 shouldBeEqualToNumber("entries[3].rootBounds.top", 0); 109 shouldBeEqualToNumber("entries[3].rootBounds.top", 0);
116 shouldBeEqualToNumber("entries[3].rootBounds.bottom", 600); 110 shouldBeEqualToNumber("entries[3].rootBounds.bottom", 600);
117 shouldBeCloseTo("entries[3].intersectionRatio", intersectionRatio(entries[3] ), .0001); 111 shouldBeCloseTo("entries[3].intersectionRatio", intersectionRatio(entries[3] ), .0001);
118 shouldEvaluateToSameObject("entries[3].target", target); 112 shouldEvaluateToSameObject("entries[3].target", target);
119 } 113 }
120 document.scrollingElement.scrollTop = 740; 114 document.scrollingElement.scrollTop = 740;
121 requestAnimationFrame(step5); 115 waitForNotification(step5);
122 } 116 }
123 117
124 function step5() { 118 function step5() {
125 entries = entries.concat(observer.takeRecords());
126 shouldBeEqualToNumber("entries.length", 5); 119 shouldBeEqualToNumber("entries.length", 5);
127 if (entries.length > 4) { 120 if (entries.length > 4) {
128 shouldBeEqualToNumber("entries[4].boundingClientRect.left", 8); 121 shouldBeEqualToNumber("entries[4].boundingClientRect.left", 8);
129 shouldBeEqualToNumber("entries[4].boundingClientRect.right", 108); 122 shouldBeEqualToNumber("entries[4].boundingClientRect.right", 108);
130 shouldBeEqualToNumber("entries[4].boundingClientRect.top", -32); 123 shouldBeEqualToNumber("entries[4].boundingClientRect.top", -32);
131 shouldBeEqualToNumber("entries[4].boundingClientRect.bottom", 68); 124 shouldBeEqualToNumber("entries[4].boundingClientRect.bottom", 68);
132 shouldBeEqualToNumber("entries[4].intersectionRect.left", 8); 125 shouldBeEqualToNumber("entries[4].intersectionRect.left", 8);
133 shouldBeEqualToNumber("entries[4].intersectionRect.right", 108); 126 shouldBeEqualToNumber("entries[4].intersectionRect.right", 108);
134 shouldBeEqualToNumber("entries[4].intersectionRect.top", 0); 127 shouldBeEqualToNumber("entries[4].intersectionRect.top", 0);
135 shouldBeEqualToNumber("entries[4].intersectionRect.bottom", 68); 128 shouldBeEqualToNumber("entries[4].intersectionRect.bottom", 68);
136 shouldBeEqualToNumber("entries[4].rootBounds.left", 0); 129 shouldBeEqualToNumber("entries[4].rootBounds.left", 0);
137 shouldBeEqualToNumber("entries[4].rootBounds.right", 785); 130 shouldBeEqualToNumber("entries[4].rootBounds.right", 785);
138 shouldBeEqualToNumber("entries[4].rootBounds.top", 0); 131 shouldBeEqualToNumber("entries[4].rootBounds.top", 0);
139 shouldBeEqualToNumber("entries[4].rootBounds.bottom", 600); 132 shouldBeEqualToNumber("entries[4].rootBounds.bottom", 600);
140 shouldBeCloseTo("entries[4].intersectionRatio", intersectionRatio(entries[4] ), .0001); 133 shouldBeCloseTo("entries[4].intersectionRatio", intersectionRatio(entries[4] ), .0001);
141 shouldEvaluateToSameObject("entries[4].target", target); 134 shouldEvaluateToSameObject("entries[4].target", target);
142 } 135 }
143 document.scrollingElement.scrollTop = 760; 136 document.scrollingElement.scrollTop = 760;
144 requestAnimationFrame(step6); 137 waitForNotification(step6);
145 } 138 }
146 139
147 function step6() { 140 function step6() {
148 entries = entries.concat(observer.takeRecords());
149 shouldBeEqualToNumber("entries.length", 6); 141 shouldBeEqualToNumber("entries.length", 6);
150 if (entries.length > 5) { 142 if (entries.length > 5) {
151 shouldBeEqualToNumber("entries[5].boundingClientRect.left", 8); 143 shouldBeEqualToNumber("entries[5].boundingClientRect.left", 8);
152 shouldBeEqualToNumber("entries[5].boundingClientRect.right", 108); 144 shouldBeEqualToNumber("entries[5].boundingClientRect.right", 108);
153 shouldBeEqualToNumber("entries[5].boundingClientRect.top", -52); 145 shouldBeEqualToNumber("entries[5].boundingClientRect.top", -52);
154 shouldBeEqualToNumber("entries[5].boundingClientRect.bottom", 48); 146 shouldBeEqualToNumber("entries[5].boundingClientRect.bottom", 48);
155 shouldBeEqualToNumber("entries[5].intersectionRect.left", 8); 147 shouldBeEqualToNumber("entries[5].intersectionRect.left", 8);
156 shouldBeEqualToNumber("entries[5].intersectionRect.right", 108); 148 shouldBeEqualToNumber("entries[5].intersectionRect.right", 108);
157 shouldBeEqualToNumber("entries[5].intersectionRect.top", 0); 149 shouldBeEqualToNumber("entries[5].intersectionRect.top", 0);
158 shouldBeEqualToNumber("entries[5].intersectionRect.bottom", 48); 150 shouldBeEqualToNumber("entries[5].intersectionRect.bottom", 48);
159 shouldBeEqualToNumber("entries[5].rootBounds.left", 0); 151 shouldBeEqualToNumber("entries[5].rootBounds.left", 0);
160 shouldBeEqualToNumber("entries[5].rootBounds.right", 785); 152 shouldBeEqualToNumber("entries[5].rootBounds.right", 785);
161 shouldBeEqualToNumber("entries[5].rootBounds.top", 0); 153 shouldBeEqualToNumber("entries[5].rootBounds.top", 0);
162 shouldBeEqualToNumber("entries[5].rootBounds.bottom", 600); 154 shouldBeEqualToNumber("entries[5].rootBounds.bottom", 600);
163 shouldBeCloseTo("entries[5].intersectionRatio", intersectionRatio(entries[5] ), .0001); 155 shouldBeCloseTo("entries[5].intersectionRatio", intersectionRatio(entries[5] ), .0001);
164 shouldEvaluateToSameObject("entries[5].target", target); 156 shouldEvaluateToSameObject("entries[5].target", target);
165 } 157 }
166 document.scrollingElement.scrollTop = 800; 158 document.scrollingElement.scrollTop = 800;
167 requestAnimationFrame(step7); 159 waitForNotification(step7);
168 } 160 }
169 161
170 function step7() { 162 function step7() {
171 entries = entries.concat(observer.takeRecords());
172 shouldBeEqualToNumber("entries.length", 7); 163 shouldBeEqualToNumber("entries.length", 7);
173 if (entries.length > 6) { 164 if (entries.length > 6) {
174 shouldBeEqualToNumber("entries[6].boundingClientRect.left", 8); 165 shouldBeEqualToNumber("entries[6].boundingClientRect.left", 8);
175 shouldBeEqualToNumber("entries[6].boundingClientRect.right", 108); 166 shouldBeEqualToNumber("entries[6].boundingClientRect.right", 108);
176 shouldBeEqualToNumber("entries[6].boundingClientRect.top", -92); 167 shouldBeEqualToNumber("entries[6].boundingClientRect.top", -92);
177 shouldBeEqualToNumber("entries[6].boundingClientRect.bottom", 8); 168 shouldBeEqualToNumber("entries[6].boundingClientRect.bottom", 8);
178 shouldBeEqualToNumber("entries[6].intersectionRect.left", 8); 169 shouldBeEqualToNumber("entries[6].intersectionRect.left", 8);
179 shouldBeEqualToNumber("entries[6].intersectionRect.right", 108); 170 shouldBeEqualToNumber("entries[6].intersectionRect.right", 108);
180 shouldBeEqualToNumber("entries[6].intersectionRect.top", 0); 171 shouldBeEqualToNumber("entries[6].intersectionRect.top", 0);
181 shouldBeEqualToNumber("entries[6].intersectionRect.bottom", 8); 172 shouldBeEqualToNumber("entries[6].intersectionRect.bottom", 8);
182 shouldBeEqualToNumber("entries[6].rootBounds.left", 0); 173 shouldBeEqualToNumber("entries[6].rootBounds.left", 0);
183 shouldBeEqualToNumber("entries[6].rootBounds.right", 785); 174 shouldBeEqualToNumber("entries[6].rootBounds.right", 785);
184 shouldBeEqualToNumber("entries[6].rootBounds.top", 0); 175 shouldBeEqualToNumber("entries[6].rootBounds.top", 0);
185 shouldBeEqualToNumber("entries[6].rootBounds.bottom", 600); 176 shouldBeEqualToNumber("entries[6].rootBounds.bottom", 600);
186 shouldBeCloseTo("entries[6].intersectionRatio", intersectionRatio(entries[6] ), .0001); 177 shouldBeCloseTo("entries[6].intersectionRatio", intersectionRatio(entries[6] ), .0001);
187 shouldEvaluateToSameObject("entries[6].target", target); 178 shouldEvaluateToSameObject("entries[6].target", target);
188 } 179 }
189 document.scrollingElement.scrollTop = 820; 180 document.scrollingElement.scrollTop = 820;
190 requestAnimationFrame(step8); 181 waitForNotification(step8);
191 } 182 }
192 183
193 function step8() { 184 function step8() {
194 entries = entries.concat(observer.takeRecords());
195 shouldBeEqualToNumber("entries.length", 8); 185 shouldBeEqualToNumber("entries.length", 8);
196 if (entries.length > 7) { 186 if (entries.length > 7) {
197 shouldBeEqualToNumber("entries[7].boundingClientRect.left", 8); 187 shouldBeEqualToNumber("entries[7].boundingClientRect.left", 8);
198 shouldBeEqualToNumber("entries[7].boundingClientRect.right", 108); 188 shouldBeEqualToNumber("entries[7].boundingClientRect.right", 108);
199 shouldBeEqualToNumber("entries[7].boundingClientRect.top", -112); 189 shouldBeEqualToNumber("entries[7].boundingClientRect.top", -112);
200 shouldBeEqualToNumber("entries[7].boundingClientRect.bottom", -12); 190 shouldBeEqualToNumber("entries[7].boundingClientRect.bottom", -12);
201 shouldBeEqualToNumber("entries[7].intersectionRect.left", 0); 191 shouldBeEqualToNumber("entries[7].intersectionRect.left", 0);
202 shouldBeEqualToNumber("entries[7].intersectionRect.right", 0); 192 shouldBeEqualToNumber("entries[7].intersectionRect.right", 0);
203 shouldBeEqualToNumber("entries[7].intersectionRect.top", 0); 193 shouldBeEqualToNumber("entries[7].intersectionRect.top", 0);
204 shouldBeEqualToNumber("entries[7].intersectionRect.bottom", 0); 194 shouldBeEqualToNumber("entries[7].intersectionRect.bottom", 0);
205 shouldBeEqualToNumber("entries[7].rootBounds.left", 0); 195 shouldBeEqualToNumber("entries[7].rootBounds.left", 0);
206 shouldBeEqualToNumber("entries[7].rootBounds.right", 785); 196 shouldBeEqualToNumber("entries[7].rootBounds.right", 785);
207 shouldBeEqualToNumber("entries[7].rootBounds.top", 0); 197 shouldBeEqualToNumber("entries[7].rootBounds.top", 0);
208 shouldBeEqualToNumber("entries[7].rootBounds.bottom", 600); 198 shouldBeEqualToNumber("entries[7].rootBounds.bottom", 600);
209 shouldBeCloseTo("entries[7].intersectionRatio", intersectionRatio(entries[7] ), .0001); 199 shouldBeCloseTo("entries[7].intersectionRatio", intersectionRatio(entries[7] ), .0001);
210 shouldEvaluateToSameObject("entries[7].target", target); 200 shouldEvaluateToSameObject("entries[7].target", target);
211 } 201 }
212 finishJSTest(); 202 finishJSTest();
213 document.scrollingElement.scrollTop = 0; 203 document.scrollingElement.scrollTop = 0;
214 } 204 }
215 </script> 205 </script>
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