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Unified Diff: third_party/WebKit/LayoutTests/intersection-observer/root-margin.html

Issue 1449623002: IntersectionObserver: second cut. (Closed) Base URL: https://chromium.googlesource.com/chromium/src@master
Patch Set: Add missing break, rebaseline, no config.h Created 5 years ago
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« no previous file with comments | « third_party/WebKit/LayoutTests/intersection-observer/multiple-thresholds-expected.txt ('k') | third_party/WebKit/LayoutTests/intersection-observer/root-margin-expected.txt » ('j') | third_party/WebKit/Source/bindings/core/v8/V8IntersectionObserverCallback.h » ('J')
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Index: third_party/WebKit/LayoutTests/intersection-observer/root-margin.html
diff --git a/third_party/WebKit/LayoutTests/intersection-observer/root-margin.html b/third_party/WebKit/LayoutTests/intersection-observer/root-margin.html
new file mode 100644
index 0000000000000000000000000000000000000000..57d49244cab43fa699f55561dfe72650d7faa060
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/intersection-observer/root-margin.html
@@ -0,0 +1,89 @@
+<!DOCTYPE html>
+<script src="../resources/js-test.js"></script>
+<script src="helper-functions.js"></script>
+<div style="width:100%; height:700px;"></div>
+<div style="white-space: nowrap;">
+ <div style="display: inline-block; width: 1000px; height: 100px"></div>
+ <div id="target" style="display: inline-block; background-color: green; width:100px; height:100px"></div>
+ <div style="display: inline-block; width: 1000px; height: 100px"></div>
+</div>
+<div style="width:100%; height:700px;"></div>
+
+<script>
+ description("Intersection observer test with root margin and implicit root.");
+ var target = document.getElementById("target");
+ var entries = [];
+
+ observer_callback = function(changes) {
+ for (var i in changes)
+ entries.push(changes[i]);
+ };
+ var observer = new IntersectionObserver(observer_callback, {
+ rootMargin: "10px 20% 40% 30px"
+ });
+ 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.scrollLeft = 100;
+ requestAnimationFrame(step1);
+ });
+ }
+
+ function step1() {
+ setTimeout(function() {
+ shouldBeEqualToNumber("entries.length", 1);
+ shouldBeEqualToNumber("entries[0].boundingClientRect.left", 912);
+ shouldBeEqualToNumber("entries[0].boundingClientRect.right", 1012);
+ shouldBeEqualToNumber("entries[0].boundingClientRect.top", 708);
+ shouldBeEqualToNumber("entries[0].boundingClientRect.bottom", 808);
+ shouldBeEqualToNumber("entries[0].intersectionRect.left", 912);
+ shouldBeEqualToNumber("entries[0].intersectionRect.right", 942);
+ shouldBeEqualToNumber("entries[0].intersectionRect.top", 708);
+ shouldBeEqualToNumber("entries[0].intersectionRect.bottom", 808);
+ shouldBeEqualToNumber("entries[0].rootBounds.left", -30);
+ shouldBeEqualToNumber("entries[0].rootBounds.right", 942);
+ shouldBeEqualToNumber("entries[0].rootBounds.top", -10);
+ shouldBeEqualToNumber("entries[0].rootBounds.bottom", 819);
+ shouldEvaluateToSameObject("entries[0].target", target);
+ document.scrollingElement.scrollTop = 800;
+ requestAnimationFrame(step2);
+ });
+ }
+
+ function step2() {
+ setTimeout(function() {
+ shouldBeEqualToNumber("entries.length", 1);
+ document.scrollingElement.scrollTop = 900;
+ requestAnimationFrame(step3);
+ });
+ }
+
+ function step3() {
+ setTimeout(function() {
+ shouldBeEqualToNumber("entries.length", 2);
+ shouldBeEqualToNumber("entries[1].boundingClientRect.left", 912);
+ shouldBeEqualToNumber("entries[1].boundingClientRect.right", 1012);
+ shouldBeEqualToNumber("entries[1].boundingClientRect.top", -192);
+ shouldBeEqualToNumber("entries[1].boundingClientRect.bottom", -92);
+ 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", -30);
+ shouldBeEqualToNumber("entries[1].rootBounds.right", 942);
+ shouldBeEqualToNumber("entries[1].rootBounds.top", -10);
+ shouldBeEqualToNumber("entries[1].rootBounds.bottom", 819);
+ shouldEvaluateToSameObject("entries[1].target", target);
+ finishTest();
+ document.scrollingElement.scrollLeft = 0;
+ document.scrollingElement.scrollTop = 0;
+ });
+ }
+
+ requestAnimationFrame(step0);
+</script>
« no previous file with comments | « third_party/WebKit/LayoutTests/intersection-observer/multiple-thresholds-expected.txt ('k') | third_party/WebKit/LayoutTests/intersection-observer/root-margin-expected.txt » ('j') | third_party/WebKit/Source/bindings/core/v8/V8IntersectionObserverCallback.h » ('J')

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