Bug 1551928 [wpt PR 16834] - [IntersectionObserver] Fix target rect for block inside inline, a=testonly

Automatic update from web-platform-tests [IntersectionObserver] Fix target rect for block inside inline As the spec requires, use the same logic as Element::getBoundingClientRect for the target rect. BUG=962605 R=eae@chromium.org Change-Id: Ib5aaec30d9de79901d08f8fe3ce0a3998468839f Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1612032 Reviewed-by: Emil A Eklund <eae@chromium.org> Commit-Queue: Stefan Zager <szager@chromium.org> Cr-Commit-Position: refs/heads/master@{#659836} -- wp5At-commits: cf40205c68f739ae23429439de13d125e3df9f7a wpt-pr: 16834
2019-06-13 10:21:22 +00:00 · 2019-06-13 10:21:22 +00:00 · 1869191269
--- a/testing/web-platform/tests/intersection-observer/inline-with-block-child-client-rect.html
+++ b/testing/web-platform/tests/intersection-observer/inline-with-block-child-client-rect.html
@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="./resources/intersection-observer-test-utils.js"></script>
+
+<style>
+pre, #log {
+  position: absolute;
+  top: 120px;
+  left: 0;
+}
+#target {
+  display: inline;
+}
+</style>
+
+<div id="target">
+  <div>
+    <img width=100 height=100 />
+  </div>
+</div>
+
+<script>
+var vw = document.documentElement.clientWidth;
+var vh = document.documentElement.clientHeight;
+var entries = [];
+var target;
+
+runTestCycle(function() {
+  target = document.getElementById("target");
+  assert_true(!!target, "target exists");
+  var observer = new IntersectionObserver(function(changes) {
+    entries = entries.concat(changes)
+  });
+  observer.observe(target);
+  entries = entries.concat(observer.takeRecords());
+  assert_equals(entries.length, 0, "No initial notifications.");
+  runTestCycle(step0, "First rAF");
+}, "Inline target containing a block child");
+
+function step0() {
+  assert_equals(entries.length, 1);
+  checkRect(entries[0].boundingClientRect, clientBounds(target),
+            "entry.boundingClientRect == target.getBoundingClientRect()");
+}
+</script>