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Issue 1879323003: Add IntersectionObserverEntry.intersectionRatio attribute. (Closed) Base URL: https://chromium.googlesource.com/chromium/src@2704
Patch Set: Created 4 years, 8 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="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");
(...skipping 27 matching lines...) Expand all
38 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 588); 38 shouldBeEqualToNumber("entries[0].boundingClientRect.top", 588);
39 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 688); 39 shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 688);
40 shouldBeEqualToNumber("entries[0].intersectionRect.left", 8); 40 shouldBeEqualToNumber("entries[0].intersectionRect.left", 8);
41 shouldBeEqualToNumber("entries[0].intersectionRect.right", 108); 41 shouldBeEqualToNumber("entries[0].intersectionRect.right", 108);
42 shouldBeEqualToNumber("entries[0].intersectionRect.top", 588); 42 shouldBeEqualToNumber("entries[0].intersectionRect.top", 588);
43 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 600); 43 shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 600);
44 shouldBeEqualToNumber("entries[0].rootBounds.left", 0); 44 shouldBeEqualToNumber("entries[0].rootBounds.left", 0);
45 shouldBeEqualToNumber("entries[0].rootBounds.right", 785); 45 shouldBeEqualToNumber("entries[0].rootBounds.right", 785);
46 shouldBeEqualToNumber("entries[0].rootBounds.top", 0); 46 shouldBeEqualToNumber("entries[0].rootBounds.top", 0);
47 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 600); 47 shouldBeEqualToNumber("entries[0].rootBounds.bottom", 600);
48 shouldBeCloseTo("entries[0].intersectionRatio", intersectionRatio(entries[0] ), .0001);
48 shouldEvaluateToSameObject("entries[0].target", target); 49 shouldEvaluateToSameObject("entries[0].target", target);
49 } 50 }
50 document.scrollingElement.scrollTop = 160; 51 document.scrollingElement.scrollTop = 160;
51 requestAnimationFrame(step2); 52 requestAnimationFrame(step2);
52 } 53 }
53 54
54 function step2() { 55 function step2() {
55 entries = entries.concat(observer.takeRecords()); 56 entries = entries.concat(observer.takeRecords());
56 shouldBeEqualToNumber("entries.length", 2); 57 shouldBeEqualToNumber("entries.length", 2);
57 if (entries.length > 1) { 58 if (entries.length > 1) {
58 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 8); 59 shouldBeEqualToNumber("entries[1].boundingClientRect.left", 8);
59 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 108); 60 shouldBeEqualToNumber("entries[1].boundingClientRect.right", 108);
60 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 548); 61 shouldBeEqualToNumber("entries[1].boundingClientRect.top", 548);
61 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 648); 62 shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 648);
62 shouldBeEqualToNumber("entries[1].intersectionRect.left", 8); 63 shouldBeEqualToNumber("entries[1].intersectionRect.left", 8);
63 shouldBeEqualToNumber("entries[1].intersectionRect.right", 108); 64 shouldBeEqualToNumber("entries[1].intersectionRect.right", 108);
64 shouldBeEqualToNumber("entries[1].intersectionRect.top", 548); 65 shouldBeEqualToNumber("entries[1].intersectionRect.top", 548);
65 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 600); 66 shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 600);
66 shouldBeEqualToNumber("entries[1].rootBounds.left", 0); 67 shouldBeEqualToNumber("entries[1].rootBounds.left", 0);
67 shouldBeEqualToNumber("entries[1].rootBounds.right", 785); 68 shouldBeEqualToNumber("entries[1].rootBounds.right", 785);
68 shouldBeEqualToNumber("entries[1].rootBounds.top", 0); 69 shouldBeEqualToNumber("entries[1].rootBounds.top", 0);
69 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 600); 70 shouldBeEqualToNumber("entries[1].rootBounds.bottom", 600);
71 shouldBeCloseTo("entries[1].intersectionRatio", intersectionRatio(entries[1] ), .0001);
70 shouldEvaluateToSameObject("entries[1].target", target); 72 shouldEvaluateToSameObject("entries[1].target", target);
71 } 73 }
72 document.scrollingElement.scrollTop = 200; 74 document.scrollingElement.scrollTop = 200;
73 requestAnimationFrame(step3); 75 requestAnimationFrame(step3);
74 } 76 }
75 77
76 function step3() { 78 function step3() {
77 entries = entries.concat(observer.takeRecords()); 79 entries = entries.concat(observer.takeRecords());
78 shouldBeEqualToNumber("entries.length", 3); 80 shouldBeEqualToNumber("entries.length", 3);
79 if (entries.length > 2) { 81 if (entries.length > 2) {
80 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 8); 82 shouldBeEqualToNumber("entries[2].boundingClientRect.left", 8);
81 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 108); 83 shouldBeEqualToNumber("entries[2].boundingClientRect.right", 108);
82 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 508); 84 shouldBeEqualToNumber("entries[2].boundingClientRect.top", 508);
83 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 608); 85 shouldBeEqualToNumber("entries[2].boundingClientRect.bottom", 608);
84 shouldBeEqualToNumber("entries[2].intersectionRect.left", 8); 86 shouldBeEqualToNumber("entries[2].intersectionRect.left", 8);
85 shouldBeEqualToNumber("entries[2].intersectionRect.right", 108); 87 shouldBeEqualToNumber("entries[2].intersectionRect.right", 108);
86 shouldBeEqualToNumber("entries[2].intersectionRect.top", 508); 88 shouldBeEqualToNumber("entries[2].intersectionRect.top", 508);
87 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 600); 89 shouldBeEqualToNumber("entries[2].intersectionRect.bottom", 600);
88 shouldBeEqualToNumber("entries[2].rootBounds.left", 0); 90 shouldBeEqualToNumber("entries[2].rootBounds.left", 0);
89 shouldBeEqualToNumber("entries[2].rootBounds.right", 785); 91 shouldBeEqualToNumber("entries[2].rootBounds.right", 785);
90 shouldBeEqualToNumber("entries[2].rootBounds.top", 0); 92 shouldBeEqualToNumber("entries[2].rootBounds.top", 0);
91 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 600); 93 shouldBeEqualToNumber("entries[2].rootBounds.bottom", 600);
94 shouldBeCloseTo("entries[2].intersectionRatio", intersectionRatio(entries[2] ), .0001);
92 shouldEvaluateToSameObject("entries[2].target", target); 95 shouldEvaluateToSameObject("entries[2].target", target);
93 } 96 }
94 document.scrollingElement.scrollTop = 240; 97 document.scrollingElement.scrollTop = 240;
95 requestAnimationFrame(step4); 98 requestAnimationFrame(step4);
96 } 99 }
97 100
98 function step4() { 101 function step4() {
99 entries = entries.concat(observer.takeRecords()); 102 entries = entries.concat(observer.takeRecords());
100 shouldBeEqualToNumber("entries.length", 4); 103 shouldBeEqualToNumber("entries.length", 4);
101 if (entries.length > 3) { 104 if (entries.length > 3) {
102 shouldBeEqualToNumber("entries[3].boundingClientRect.left", 8); 105 shouldBeEqualToNumber("entries[3].boundingClientRect.left", 8);
103 shouldBeEqualToNumber("entries[3].boundingClientRect.right", 108); 106 shouldBeEqualToNumber("entries[3].boundingClientRect.right", 108);
104 shouldBeEqualToNumber("entries[3].boundingClientRect.top", 468); 107 shouldBeEqualToNumber("entries[3].boundingClientRect.top", 468);
105 shouldBeEqualToNumber("entries[3].boundingClientRect.bottom", 568); 108 shouldBeEqualToNumber("entries[3].boundingClientRect.bottom", 568);
106 shouldBeEqualToNumber("entries[3].intersectionRect.left", 8); 109 shouldBeEqualToNumber("entries[3].intersectionRect.left", 8);
107 shouldBeEqualToNumber("entries[3].intersectionRect.right", 108); 110 shouldBeEqualToNumber("entries[3].intersectionRect.right", 108);
108 shouldBeEqualToNumber("entries[3].intersectionRect.top", 468); 111 shouldBeEqualToNumber("entries[3].intersectionRect.top", 468);
109 shouldBeEqualToNumber("entries[3].intersectionRect.bottom", 568); 112 shouldBeEqualToNumber("entries[3].intersectionRect.bottom", 568);
110 shouldBeEqualToNumber("entries[3].rootBounds.left", 0); 113 shouldBeEqualToNumber("entries[3].rootBounds.left", 0);
111 shouldBeEqualToNumber("entries[3].rootBounds.right", 785); 114 shouldBeEqualToNumber("entries[3].rootBounds.right", 785);
112 shouldBeEqualToNumber("entries[3].rootBounds.top", 0); 115 shouldBeEqualToNumber("entries[3].rootBounds.top", 0);
113 shouldBeEqualToNumber("entries[3].rootBounds.bottom", 600); 116 shouldBeEqualToNumber("entries[3].rootBounds.bottom", 600);
117 shouldBeCloseTo("entries[3].intersectionRatio", intersectionRatio(entries[3] ), .0001);
114 shouldEvaluateToSameObject("entries[3].target", target); 118 shouldEvaluateToSameObject("entries[3].target", target);
115 } 119 }
116 document.scrollingElement.scrollTop = 740; 120 document.scrollingElement.scrollTop = 740;
117 requestAnimationFrame(step5); 121 requestAnimationFrame(step5);
118 } 122 }
119 123
120 function step5() { 124 function step5() {
121 entries = entries.concat(observer.takeRecords()); 125 entries = entries.concat(observer.takeRecords());
122 shouldBeEqualToNumber("entries.length", 5); 126 shouldBeEqualToNumber("entries.length", 5);
123 if (entries.length > 4) { 127 if (entries.length > 4) {
124 shouldBeEqualToNumber("entries[4].boundingClientRect.left", 8); 128 shouldBeEqualToNumber("entries[4].boundingClientRect.left", 8);
125 shouldBeEqualToNumber("entries[4].boundingClientRect.right", 108); 129 shouldBeEqualToNumber("entries[4].boundingClientRect.right", 108);
126 shouldBeEqualToNumber("entries[4].boundingClientRect.top", -32); 130 shouldBeEqualToNumber("entries[4].boundingClientRect.top", -32);
127 shouldBeEqualToNumber("entries[4].boundingClientRect.bottom", 68); 131 shouldBeEqualToNumber("entries[4].boundingClientRect.bottom", 68);
128 shouldBeEqualToNumber("entries[4].intersectionRect.left", 8); 132 shouldBeEqualToNumber("entries[4].intersectionRect.left", 8);
129 shouldBeEqualToNumber("entries[4].intersectionRect.right", 108); 133 shouldBeEqualToNumber("entries[4].intersectionRect.right", 108);
130 shouldBeEqualToNumber("entries[4].intersectionRect.top", 0); 134 shouldBeEqualToNumber("entries[4].intersectionRect.top", 0);
131 shouldBeEqualToNumber("entries[4].intersectionRect.bottom", 68); 135 shouldBeEqualToNumber("entries[4].intersectionRect.bottom", 68);
132 shouldBeEqualToNumber("entries[4].rootBounds.left", 0); 136 shouldBeEqualToNumber("entries[4].rootBounds.left", 0);
133 shouldBeEqualToNumber("entries[4].rootBounds.right", 785); 137 shouldBeEqualToNumber("entries[4].rootBounds.right", 785);
134 shouldBeEqualToNumber("entries[4].rootBounds.top", 0); 138 shouldBeEqualToNumber("entries[4].rootBounds.top", 0);
135 shouldBeEqualToNumber("entries[4].rootBounds.bottom", 600); 139 shouldBeEqualToNumber("entries[4].rootBounds.bottom", 600);
140 shouldBeCloseTo("entries[4].intersectionRatio", intersectionRatio(entries[4] ), .0001);
136 shouldEvaluateToSameObject("entries[4].target", target); 141 shouldEvaluateToSameObject("entries[4].target", target);
137 } 142 }
138 document.scrollingElement.scrollTop = 760; 143 document.scrollingElement.scrollTop = 760;
139 requestAnimationFrame(step6); 144 requestAnimationFrame(step6);
140 } 145 }
141 146
142 function step6() { 147 function step6() {
143 entries = entries.concat(observer.takeRecords()); 148 entries = entries.concat(observer.takeRecords());
144 shouldBeEqualToNumber("entries.length", 6); 149 shouldBeEqualToNumber("entries.length", 6);
145 if (entries.length > 5) { 150 if (entries.length > 5) {
146 shouldBeEqualToNumber("entries[5].boundingClientRect.left", 8); 151 shouldBeEqualToNumber("entries[5].boundingClientRect.left", 8);
147 shouldBeEqualToNumber("entries[5].boundingClientRect.right", 108); 152 shouldBeEqualToNumber("entries[5].boundingClientRect.right", 108);
148 shouldBeEqualToNumber("entries[5].boundingClientRect.top", -52); 153 shouldBeEqualToNumber("entries[5].boundingClientRect.top", -52);
149 shouldBeEqualToNumber("entries[5].boundingClientRect.bottom", 48); 154 shouldBeEqualToNumber("entries[5].boundingClientRect.bottom", 48);
150 shouldBeEqualToNumber("entries[5].intersectionRect.left", 8); 155 shouldBeEqualToNumber("entries[5].intersectionRect.left", 8);
151 shouldBeEqualToNumber("entries[5].intersectionRect.right", 108); 156 shouldBeEqualToNumber("entries[5].intersectionRect.right", 108);
152 shouldBeEqualToNumber("entries[5].intersectionRect.top", 0); 157 shouldBeEqualToNumber("entries[5].intersectionRect.top", 0);
153 shouldBeEqualToNumber("entries[5].intersectionRect.bottom", 48); 158 shouldBeEqualToNumber("entries[5].intersectionRect.bottom", 48);
154 shouldBeEqualToNumber("entries[5].rootBounds.left", 0); 159 shouldBeEqualToNumber("entries[5].rootBounds.left", 0);
155 shouldBeEqualToNumber("entries[5].rootBounds.right", 785); 160 shouldBeEqualToNumber("entries[5].rootBounds.right", 785);
156 shouldBeEqualToNumber("entries[5].rootBounds.top", 0); 161 shouldBeEqualToNumber("entries[5].rootBounds.top", 0);
157 shouldBeEqualToNumber("entries[5].rootBounds.bottom", 600); 162 shouldBeEqualToNumber("entries[5].rootBounds.bottom", 600);
163 shouldBeCloseTo("entries[5].intersectionRatio", intersectionRatio(entries[5] ), .0001);
158 shouldEvaluateToSameObject("entries[5].target", target); 164 shouldEvaluateToSameObject("entries[5].target", target);
159 } 165 }
160 document.scrollingElement.scrollTop = 800; 166 document.scrollingElement.scrollTop = 800;
161 requestAnimationFrame(step7); 167 requestAnimationFrame(step7);
162 } 168 }
163 169
164 function step7() { 170 function step7() {
165 entries = entries.concat(observer.takeRecords()); 171 entries = entries.concat(observer.takeRecords());
166 shouldBeEqualToNumber("entries.length", 7); 172 shouldBeEqualToNumber("entries.length", 7);
167 if (entries.length > 6) { 173 if (entries.length > 6) {
168 shouldBeEqualToNumber("entries[6].boundingClientRect.left", 8); 174 shouldBeEqualToNumber("entries[6].boundingClientRect.left", 8);
169 shouldBeEqualToNumber("entries[6].boundingClientRect.right", 108); 175 shouldBeEqualToNumber("entries[6].boundingClientRect.right", 108);
170 shouldBeEqualToNumber("entries[6].boundingClientRect.top", -92); 176 shouldBeEqualToNumber("entries[6].boundingClientRect.top", -92);
171 shouldBeEqualToNumber("entries[6].boundingClientRect.bottom", 8); 177 shouldBeEqualToNumber("entries[6].boundingClientRect.bottom", 8);
172 shouldBeEqualToNumber("entries[6].intersectionRect.left", 8); 178 shouldBeEqualToNumber("entries[6].intersectionRect.left", 8);
173 shouldBeEqualToNumber("entries[6].intersectionRect.right", 108); 179 shouldBeEqualToNumber("entries[6].intersectionRect.right", 108);
174 shouldBeEqualToNumber("entries[6].intersectionRect.top", 0); 180 shouldBeEqualToNumber("entries[6].intersectionRect.top", 0);
175 shouldBeEqualToNumber("entries[6].intersectionRect.bottom", 8); 181 shouldBeEqualToNumber("entries[6].intersectionRect.bottom", 8);
176 shouldBeEqualToNumber("entries[6].rootBounds.left", 0); 182 shouldBeEqualToNumber("entries[6].rootBounds.left", 0);
177 shouldBeEqualToNumber("entries[6].rootBounds.right", 785); 183 shouldBeEqualToNumber("entries[6].rootBounds.right", 785);
178 shouldBeEqualToNumber("entries[6].rootBounds.top", 0); 184 shouldBeEqualToNumber("entries[6].rootBounds.top", 0);
179 shouldBeEqualToNumber("entries[6].rootBounds.bottom", 600); 185 shouldBeEqualToNumber("entries[6].rootBounds.bottom", 600);
186 shouldBeCloseTo("entries[6].intersectionRatio", intersectionRatio(entries[6] ), .0001);
180 shouldEvaluateToSameObject("entries[6].target", target); 187 shouldEvaluateToSameObject("entries[6].target", target);
181 } 188 }
182 document.scrollingElement.scrollTop = 820; 189 document.scrollingElement.scrollTop = 820;
183 requestAnimationFrame(step8); 190 requestAnimationFrame(step8);
184 } 191 }
185 192
186 function step8() { 193 function step8() {
187 entries = entries.concat(observer.takeRecords()); 194 entries = entries.concat(observer.takeRecords());
188 shouldBeEqualToNumber("entries.length", 8); 195 shouldBeEqualToNumber("entries.length", 8);
189 if (entries.length > 7) { 196 if (entries.length > 7) {
190 shouldBeEqualToNumber("entries[7].boundingClientRect.left", 8); 197 shouldBeEqualToNumber("entries[7].boundingClientRect.left", 8);
191 shouldBeEqualToNumber("entries[7].boundingClientRect.right", 108); 198 shouldBeEqualToNumber("entries[7].boundingClientRect.right", 108);
192 shouldBeEqualToNumber("entries[7].boundingClientRect.top", -112); 199 shouldBeEqualToNumber("entries[7].boundingClientRect.top", -112);
193 shouldBeEqualToNumber("entries[7].boundingClientRect.bottom", -12); 200 shouldBeEqualToNumber("entries[7].boundingClientRect.bottom", -12);
194 shouldBeEqualToNumber("entries[7].intersectionRect.left", 0); 201 shouldBeEqualToNumber("entries[7].intersectionRect.left", 0);
195 shouldBeEqualToNumber("entries[7].intersectionRect.right", 0); 202 shouldBeEqualToNumber("entries[7].intersectionRect.right", 0);
196 shouldBeEqualToNumber("entries[7].intersectionRect.top", 0); 203 shouldBeEqualToNumber("entries[7].intersectionRect.top", 0);
197 shouldBeEqualToNumber("entries[7].intersectionRect.bottom", 0); 204 shouldBeEqualToNumber("entries[7].intersectionRect.bottom", 0);
198 shouldBeEqualToNumber("entries[7].rootBounds.left", 0); 205 shouldBeEqualToNumber("entries[7].rootBounds.left", 0);
199 shouldBeEqualToNumber("entries[7].rootBounds.right", 785); 206 shouldBeEqualToNumber("entries[7].rootBounds.right", 785);
200 shouldBeEqualToNumber("entries[7].rootBounds.top", 0); 207 shouldBeEqualToNumber("entries[7].rootBounds.top", 0);
201 shouldBeEqualToNumber("entries[7].rootBounds.bottom", 600); 208 shouldBeEqualToNumber("entries[7].rootBounds.bottom", 600);
209 shouldBeCloseTo("entries[7].intersectionRatio", intersectionRatio(entries[7] ), .0001);
202 shouldEvaluateToSameObject("entries[7].target", target); 210 shouldEvaluateToSameObject("entries[7].target", target);
203 } 211 }
204 finishJSTest(); 212 finishJSTest();
205 document.scrollingElement.scrollTop = 0; 213 document.scrollingElement.scrollTop = 0;
206 } 214 }
207 </script> 215 </script>
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