summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/intersection-observer/inline-client-rect.html
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/intersection-observer/inline-client-rect.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/intersection-observer/inline-client-rect.html')
-rw-r--r--testing/web-platform/tests/intersection-observer/inline-client-rect.html93
1 files changed, 93 insertions, 0 deletions
diff --git a/testing/web-platform/tests/intersection-observer/inline-client-rect.html b/testing/web-platform/tests/intersection-observer/inline-client-rect.html
new file mode 100644
index 0000000000..c096230eb1
--- /dev/null
+++ b/testing/web-platform/tests/intersection-observer/inline-client-rect.html
@@ -0,0 +1,93 @@
+<!DOCTYPE html>
+<meta name="viewport" content="width=device-width,initial-scale=1">
+<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;
+}
+#scroller {
+ width: 250px;
+ overflow: auto;
+}
+#overflow {
+ width: 1000px;
+}
+.content {
+ width: 100px;
+ height: 20px;
+ padding: 40px 0;
+ text-align: center;
+ background-color: grey;
+ display: inline-block;
+}
+</style>
+
+<div id="scroller">
+ <div id="overflow">
+ <span><div class="content">1</div></span>
+ <span><div class="content">2</div></span>
+ <span><div class="content">3</div></span>
+ <span id="target"><div class="content">4</div></span>
+ <span><div class="content">5</div></span>
+ </div>
+</div>
+
+<script>
+var vw = document.documentElement.clientWidth;
+var vh = document.documentElement.clientHeight;
+
+var entries = [];
+var scroller, target, spaceWidth, targetOffsetLeft, targetOffsetTop;
+
+runTestCycle(function() {
+ scroller = document.getElementById("scroller");
+ assert_true(!!scroller, "scroller exists");
+ 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");
+
+function step0() {
+ // Measure space width between two adjacent inlines.
+ let nextEl = target.nextElementSibling;
+ spaceWidth = nextEl.offsetLeft - target.offsetLeft - target.offsetWidth;
+ // 8px body margin + 3 preceding siblings @ (100px width + spaceWidth) each
+ targetOffsetLeft = 8 + 300 + (spaceWidth * 3);
+ // 8px body margin + 40px top padding
+ targetOffsetTop = 48;
+ let left = targetOffsetLeft;
+ let right = left + 100;
+ let top = targetOffsetTop;
+ let bottom = top + target.offsetHeight;
+
+ scroller.scrollLeft = 90;
+ runTestCycle(step1, "scroller.scrollLeft = 90");
+
+ checkLastEntry(entries, 0, [left, right, top, bottom,
+ 0, 0, 0, 0, 0, vw, 0, vh, false]);
+}
+
+function step1() {
+ // -90px for scroll offset
+ let left = targetOffsetLeft - 90;
+ let right = left + 100;
+ let top = targetOffsetTop;
+ let bottom = top + target.offsetHeight;
+ // 8px body margin + 250px client width of scroller
+ let scrollerRight = 258;
+ checkLastEntry(entries, 1, [left, right, top, bottom,
+ left, scrollerRight, top, bottom,
+ 0, vw, 0, vh, true]);
+}
+</script>