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Diffstat (limited to 'testing/web-platform/tests/html/semantics/popovers/popover-anchor-transition.tentative.tentative.html')
-rw-r--r-- | testing/web-platform/tests/html/semantics/popovers/popover-anchor-transition.tentative.tentative.html | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/popovers/popover-anchor-transition.tentative.tentative.html b/testing/web-platform/tests/html/semantics/popovers/popover-anchor-transition.tentative.tentative.html new file mode 100644 index 0000000000..ae2a3a8e41 --- /dev/null +++ b/testing/web-platform/tests/html/semantics/popovers/popover-anchor-transition.tentative.tentative.html @@ -0,0 +1,34 @@ +<!DOCTYPE html> +<meta charset="utf-8"> +<title>Tests transitioning display property of anchored popover</title> +<link rel="help" href="https://html.spec.whatwg.org/multipage/popover.html"> +<link rel="help" href="https://github.com/whatwg/html/pull/9144"> +<link rel="author" href="mailto:xiaochengh@chromium.org"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> + +<style> +body { + margin: 0; +} + +#target { + transition: display 2s; +} +</style> + +<div popover anchor id="target"> + Popover +</div> + +<script> +test(() => { + target.showPopover(); + const xBefore = target.offsetLeft; + const yBefore = target.offsetTop; + + target.hidePopover(); + assert_equals(target.offsetLeft, xBefore, 'Should not shift in x axis'); + assert_equals(target.offsetTop, yBefore, 'Should not shift in y axis') +}, 'Transitioning display property of an anchored popover should not cause a position shift'); +</script> |