| Index: third_party/WebKit/LayoutTests/intersection-observer/iframe-root.html
|
| diff --git a/third_party/WebKit/LayoutTests/intersection-observer/iframe-root.html b/third_party/WebKit/LayoutTests/intersection-observer/iframe-root.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..de889a579138f68b06f8320d65c54898a74841e7
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/intersection-observer/iframe-root.html
|
| @@ -0,0 +1,107 @@
|
| +<!DOCTYPE html>
|
| +<script src="../resources/js-test.js"></script>
|
| +<script src="helper-functions.js"></script>
|
| +<div style="width:100%; height:700px;"></div>
|
| +<div id="root" style="display: inline-block; overflow-y: scroll; height: 200px;">
|
| + <div id="target" style="width:100px; height:300px"></div>
|
| + <iframe id="target-iframe" src="../resources/intersection-observer-subframe.html" style="width: 300px; height: 100px; overflow-y: scroll"></iframe>
|
| +</div>
|
| +<div style="width:100%; height:700px;"></div>
|
| +
|
| +<script>
|
| +description("Simple intersection observer test with no explicit root and target in an iframe.");
|
| +var entries = [];
|
| +var root = document.getElementById("root");
|
| +var targetIframe = document.getElementById("target-iframe");
|
| +
|
| +targetIframe.onload = function() {
|
| + var target = targetIframe.contentDocument.getElementById("target");
|
| + var iframeScroller = targetIframe.contentDocument.scrollingElement;
|
| +
|
| + observer_callback = function(changes) {
|
| + for (var i in changes)
|
| + entries.push(changes[i]);
|
| + };
|
| + var observer = new IntersectionObserver(observer_callback, {"root": document.getElementById("root")});
|
| + observer.observe(target);
|
| +
|
| + // TODO(szager): It shouldn't be necessary to RAF after the call to observer()
|
| + // and before changing the scroll position, but it is.
|
| +
|
| + function step0() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 0);
|
| + document.scrollingElement.scrollTop = 250;
|
| + requestAnimationFrame(step1);
|
| + });
|
| + }
|
| +
|
| + function step1() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 0);
|
| + iframeScroller.scrollTop = 200;
|
| + requestAnimationFrame(step2);
|
| + });
|
| + }
|
| +
|
| + function step2() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 0);
|
| + root.scrollTop = 175;
|
| + requestAnimationFrame(step3);
|
| + });
|
| + }
|
| +
|
| + function step3() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 1);
|
| + shouldBeEqualToNumber("entries[0].boundingClientRect.left", 18);
|
| + shouldBeEqualToNumber("entries[0].boundingClientRect.right", 118);
|
| + shouldBeEqualToNumber("entries[0].boundingClientRect.top", 593);
|
| + shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 693);
|
| + shouldBeEqualToNumber("entries[0].intersectionRect.left", 18);
|
| + shouldBeEqualToNumber("entries[0].intersectionRect.right", 118);
|
| + shouldBeEqualToNumber("entries[0].intersectionRect.top", 593);
|
| + shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 658);
|
| + shouldBeEqualToNumber("entries[0].rootBounds.left", 8);
|
| + shouldBeEqualToNumber("entries[0].rootBounds.right", 312);
|
| + shouldBeEqualToNumber("entries[0].rootBounds.top", 458);
|
| + shouldBeEqualToNumber("entries[0].rootBounds.bottom", 658);
|
| + shouldEvaluateToSameObject("entries[0].target", target);
|
| + document.scrollingElement.scrollTop = 100;
|
| + requestAnimationFrame(step4);
|
| + });
|
| + }
|
| +
|
| + function step4() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 1);
|
| + root.scrollTop = 100;
|
| + requestAnimationFrame(step5);
|
| + });
|
| + }
|
| +
|
| + function step5() {
|
| + setTimeout(function() {
|
| + shouldBeEqualToNumber("entries.length", 2);
|
| + shouldBeEqualToNumber("entries[1].boundingClientRect.left", 18);
|
| + shouldBeEqualToNumber("entries[1].boundingClientRect.right", 118);
|
| + shouldBeEqualToNumber("entries[1].boundingClientRect.top", 818);
|
| + shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", 918);
|
| + shouldBeEqualToNumber("entries[1].intersectionRect.left", 0);
|
| + shouldBeEqualToNumber("entries[1].intersectionRect.right", 0);
|
| + shouldBeEqualToNumber("entries[1].intersectionRect.top", 0);
|
| + shouldBeEqualToNumber("entries[1].intersectionRect.bottom", 0);
|
| + shouldBeEqualToNumber("entries[1].rootBounds.left", 8);
|
| + shouldBeEqualToNumber("entries[1].rootBounds.right", 312);
|
| + shouldBeEqualToNumber("entries[1].rootBounds.top", 608);
|
| + shouldBeEqualToNumber("entries[1].rootBounds.bottom", 808);
|
| + shouldEvaluateToSameObject("entries[1].target", target);
|
| + finishTest();
|
| + document.scrollingElement.scrollTop = 0;
|
| + });
|
| + }
|
| +
|
| + requestAnimationFrame(step0);
|
| +}
|
| +</script>
|
|
|
Chromium Code Reviews
Issue 1449623002:
IntersectionObserver: second cut. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src@master