| Index: third_party/WebKit/LayoutTests/resize-observer/notify.html
|
| diff --git a/third_party/WebKit/LayoutTests/resize-observer/notify.html b/third_party/WebKit/LayoutTests/resize-observer/notify.html
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| new file mode 100644
|
| index 0000000000000000000000000000000000000000..dcc29e26d21d0fde09019090816f51ee3f4b035b
|
| --- /dev/null
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| +++ b/third_party/WebKit/LayoutTests/resize-observer/notify.html
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| @@ -0,0 +1,365 @@
|
| +<!doctype html>
|
| +<head>
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| + <script src="../resources/testharness.js"></script>
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| + <script src="../resources/testharnessreport.js"></script>
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| + <script src="./resources/resizeTestHelper.js"></script>
|
| + <style>
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| + div {
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| + border: 1px dotted gray
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| + }
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| + .transform {
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| + transform: scale(2,2) rotate(90deg)
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| + }
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| + </style>
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| +</head>
|
| +<body>
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| +<p>ResizeObserver tests</p>
|
| +<div id="target1" style="width:100px;height:100px;">t1
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| + <div id="target2" style="width:100px;height:100px;">t2
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| + <div id="target3" style="width:100px;height:100px;">t3
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| + <span id="inline">inline</span>
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| + </div>
|
| + </div>
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| +</div>
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| +<div id="absolute" style="width:100.5px;height:100.5px;position:absolute;top:10.3px;left:10.3px"></div>
|
| +<script>
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| +'use strict';
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| +
|
| +var helper = new ResizeTestHelper();
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| +
|
| +let t1 = document.querySelector('#target1');
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| +let t2 = document.querySelector('#target2');
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| +let t3 = document.querySelector('#target3');
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| +let abs = document.querySelector('#absolute');
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| +let inline = document.querySelector('#inline');
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| +
|
| +function test0() {
|
| + helper.createTest(
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| + "test0: notification ordering",
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| + setup => {
|
| + helper.observer.observe(t3);
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| + helper.observer.observe(t2);
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| + helper.observer.observe(t1);
|
| + t1.style.width = "5px";
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| + t3.style.width = "5px";
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| + t2.style.width = "5px";
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| +
|
| + },
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| + entries => {
|
| + assert_equals(entries.length, 3, "3 resizes");
|
| + assert_equals(entries[0].target, t3, "ordering");
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| + assert_equals(entries[1].target, t2, "ordering");
|
| + assert_equals(entries[2].target, t1, "ordering");
|
| + helper.observer.disconnect();
|
| + t1.style.width = "100px";
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| + t2.style.width = "100px";
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| + t3.style.width = "100px";
|
| + test1();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
|
| +
|
| +function test1() {
|
| + helper.createTest(
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| + "test1: display:none triggers notification",
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| + setup => {
|
| + helper.observer.disconnect();
|
| + helper.observer.observe(t1);
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| + },
|
| + entries => {
|
| + // initial observation happens here
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| + helper.nextTestRaf();
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| + }
|
| + );
|
| + helper.createTest(
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| + "display:none triggers notification, part 2",
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| + setup => {
|
| + t1.style.display = "none";
|
| + },
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| + entries => {
|
| + helper.observer.disconnect();
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| + t1.style.display = "";
|
| + test2();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
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| +
|
| +
|
| +function test2() {
|
| + helper.createTest(
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| + "test2: remove/reinsert",
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| + setup => {
|
| + helper.observer.disconnect();
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| + helper.observer.observe(t1);
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| + },
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| + entries => {
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| + // initial observation
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| + helper.nextTestRaf();
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| + }
|
| + );
|
| + helper.createTest(
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| + "removeChild triggers notification",
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| + setup => {
|
| + t1.parentNode.removeChild(t1);
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| + },
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| + entries => {
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| + assert_equals(entries[0].target, t1);
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| + helper.nextTestRaf();
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| + }
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| + );
|
| + helper.createTest(
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| + "appendChild triggers notification",
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| + setup => {
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| + document.body.appendChild(t1);
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| + },
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| + entries => {
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| + assert_equals(entries[0].target, t1);
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| + test3();
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| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
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| +
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| +
|
| +function test3() {
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| + helper.createTest(
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| + "test3: dimensions match",
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| + setup => {
|
| + helper.observer.disconnect();
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| + helper.observer.observe(t1);
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| + t1.style.width = "200.5px";
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| + t1.style.height = "100px";
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| + t1.style.paddingLeft = "20px";
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| + t1.style.paddingTop = "10px";
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| + },
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| + entries => {
|
| + assert_equals(entries[0].contentRect.left,20);
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| + assert_equals(entries[0].contentRect.top,10);
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| + assert_between_inclusive(entries[0].contentRect.width, 200.4, 200.6, "width is not rounded");
|
| + assert_equals(entries[0].contentRect.height, 100);
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| + test4();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
|
| +
|
| +function test4() {
|
| + helper.createTest(
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| + "test4: transform do not cause notifications",
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| + setup => {
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| + helper.observer.disconnect();
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| + helper.observer.observe(t2);
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| + },
|
| + entries => {
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| + // initial notification
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| + helper.nextTestRaf();
|
| + }
|
| + );
|
| + helper.createTest(
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| + "transform do not cause notification, part 2",
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| + setup => {
|
| + t2.classList.add("transform");
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| + },
|
| + entries => {
|
| + assert_unreached("transform must not trigger notifications");
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| + },
|
| + timeout => {
|
| + t2.classList.remove("transform");
|
| + test5();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +
|
| +}
|
| +
|
| +
|
| +function test5() {
|
| + helper.createTest(
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| + "test5: moving an element does not trigger notifications",
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| + setup => {
|
| + helper.observer.disconnect();
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| + helper.observer.observe(abs);
|
| + },
|
| + entries => {
|
| + // initial observation
|
| + helper.nextTest();
|
| + }
|
| + );
|
| + helper.createTest(
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| + "moving an element does not trigger notifications, part 2",
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| + setup => {
|
| + abs.style.top = "20.33px";
|
| + abs.style.left = "20.33px";
|
| + },
|
| + entries => {
|
| + assert_unreached("movement should not cause resize notifications");
|
| + },
|
| + timeout => {
|
| + test6();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
|
| +
|
| +function test6() {
|
| + helper.createTest(
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| + "test6: inline element does not notify",
|
| + setup => {
|
| + helper.observer.disconnect();
|
| + helper.observer.observe(inline);
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| + helper.observer.observe(t1);
|
| + t1.style.width = "66px";
|
| + inline.style.width = "66px";
|
| + },
|
| + entries => {
|
| + assert_equals(entries.length, 1, "inline elements must not trigger notifications");
|
| + assert_equals(entries[0].target, t1, "inline elements must not trigger notifications");
|
| + helper.nextTestRaf();
|
| + }
|
| + );
|
| + helper.createTest(
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| + "inline element that becomes block should notify",
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| + setup => {
|
| + inline.style.display = "block";
|
| + },
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| + entries => {
|
| + assert_equals(entries[0].target, inline);
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| + helper.observer.disconnect();
|
| + test7();
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
|
| +
|
| +function test7() {
|
| + let test = async_test("test7: unobserve inside notify callback");
|
| +
|
| + let notifyStep = 0;
|
| + let notify = entries => {
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| + switch(notifyStep) {
|
| + case 0:
|
| + // initial setup
|
| + window.requestAnimationFrame( _ => {
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| + t1.style.width = "777px";
|
| + t2.style.width = "777px";
|
| + ro.unobserve(t1);
|
| + });
|
| + break;
|
| + case 1:
|
| + test.step(_ => {
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| + assert_equals(entries.length, 1, "only t2 is observed");
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| + assert_equals(entries[0].target, t2, "only t2 is observed");
|
| + test8();
|
| + ro.disconnect();
|
| + test.done();
|
| + });
|
| + break;
|
| + }
|
| + notifyStep++;
|
| + }
|
| +
|
| + var ro;
|
| + window.requestAnimationFrame( _ => {
|
| + ro = new ResizeObserver(notify);
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| + ro.observe(t1);
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| + ro.observe(t2);
|
| + });
|
| +}
|
| +
|
| +function test8() {
|
| + let test = async_test("test8: observe inside notify callback");
|
| +
|
| + let notifyStep = 0;
|
| + let notify = entries => {
|
| + switch(notifyStep) {
|
| + case 0:
|
| + // intial setup
|
| + window.requestAnimationFrame( _ => {
|
| + ro.observe(t2);
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| + t2.style.width = "888px";
|
| + });
|
| + break;
|
| + case 1:
|
| + test.step( _ => {
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| + assert_equals(entries.length, 1, "only t2 is observed");
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| + assert_equals(entries[0].target, t2, "only t2 is observed");
|
| + ro.disconnect();
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| + test9();
|
| + test.done();
|
| + });
|
| + break;
|
| + }
|
| + notifyStep++;
|
| + }
|
| + var ro;
|
| + window.requestAnimationFrame( _ => {
|
| + ro = new ResizeObserver(notify);
|
| + ro.observe(t1);
|
| + });
|
| +}
|
| +
|
| +function test9() {
|
| + let test = async_test("test9: disconnect inside notify callback");
|
| +
|
| + let notifyStep = 0;
|
| + let timeoutId = 0;
|
| + let notify = entries => {
|
| + switch(notifyStep) {
|
| + case 0:
|
| + // initial setup
|
| + t1.style.width = "888px";
|
| + ro.disconnect();
|
| + timeoutId = test.step_timeout(_ => {
|
| + test10();
|
| + test.done();
|
| + }, ResizeTestHelper.TIMEOUT);
|
| + break;
|
| + case 1:
|
| + window.clearTimeout(timeoutId);
|
| + test.step( _ => {
|
| + assert_unreached("there should be no notifications after disconnect");
|
| + });
|
| + break;
|
| + }
|
| + notifyStep++;
|
| + }
|
| +
|
| + var ro;
|
| + window.requestAnimationFrame( _ => {
|
| + ro = new ResizeObserver(notify);
|
| + ro.observe(t1);
|
| + });
|
| +}
|
| +
|
| +function test10() {
|
| + var parent = t1.parentNode;
|
| + helper.createTest(
|
| + "test10: element notifies when parent removed",
|
| + setup => {
|
| + helper.observer.observe(t3);
|
| + },
|
| + entries => {
|
| + helper.nextTestRaf();
|
| + }
|
| + );
|
| + helper.createTest(
|
| + "test10, part 2: element notifies when parent removed",
|
| + setup => {
|
| + t1.parentNode.removeChild(t1);
|
| + },
|
| + entries => {
|
| + assert_equals(entries.length, 1);
|
| + assert_equals(entries[0].target, t3);
|
| + helper.observer.disconnect();
|
| + parent.appendChild(t1);
|
| + }
|
| + );
|
| + helper.nextTestRaf();
|
| +}
|
| +
|
| +test0();
|
| +
|
| +</script>
|
| +</body>
|
|
|