| Index: LayoutTests/fast/media/media-query-list-listener-ordering.html
|
| diff --git a/LayoutTests/fast/media/media-query-list-listener-ordering.html b/LayoutTests/fast/media/media-query-list-listener-ordering.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..5eaa8351c9802244b9a76e4912467219f7c394f0
|
| --- /dev/null
|
| +++ b/LayoutTests/fast/media/media-query-list-listener-ordering.html
|
| @@ -0,0 +1,40 @@
|
| +<!DOCTYPE html>
|
| +<script src="../../resources/js-test.js"></script>
|
| +
|
| +<div id="sandbox"></div>
|
| +
|
| +<script>
|
| + description("Media query listeners should fire grouped by the MediaQueryList.");
|
| +
|
| + var sandbox = document.getElementById("sandbox");
|
| + var iframe = document.createElement("iframe");
|
| + sandbox.appendChild(iframe);
|
| +
|
| + var matchMedia = iframe.contentWindow.matchMedia;
|
| + var mediaList1 = matchMedia("(max-width: 100px)");
|
| + var mediaList2 = matchMedia("(max-width: 100px)");
|
| + var mediaList3 = matchMedia("(max-width: 100px)");
|
| +
|
| + var listenersCalled = [];
|
| +
|
| + function makeListener(label) {
|
| + return function() { listenersCalled.push(label); };
|
| + }
|
| +
|
| + mediaList3.addListener(makeListener("mediaList3_1"));
|
| + mediaList2.addListener(makeListener("mediaList2_1"));
|
| + mediaList1.addListener(makeListener("mediaList1_1"));
|
| + mediaList2.addListener(makeListener("mediaList2_2"));
|
| +
|
| + shouldBe("mediaList1.matches", "true");
|
| + shouldBe("mediaList2.matches", "true");
|
| + shouldBe("mediaList3.matches", "true");
|
| +
|
| + // FIXME: You shouldn't need to touch offsetTop to force these updates.
|
| +
|
| + iframe.style.width = "200px";
|
| + iframe.offsetTop;
|
| +
|
| + var expectedResult = ["mediaList1_1", "mediaList2_1", "mediaList2_2", "mediaList3_1"];
|
| + shouldBe("listenersCalled", "expectedResult");
|
| +</script>
|
|
|
Chromium Code Reviews
Issue 348893004:
Rework MediaQueryMatcher to batch up listener notification (Closed)
Base URL: svn://svn.chromium.org/blink/trunk