Index: LayoutTests/fast/dom/HTMLDialogElement/non-modal-dialog-containing-block.html |
diff --git a/LayoutTests/fast/dom/HTMLDialogElement/non-modal-dialog-containing-block.html b/LayoutTests/fast/dom/HTMLDialogElement/non-modal-dialog-containing-block.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d675fad7d49836193e3ee3e702c2dc9222865718 |
--- /dev/null |
+++ b/LayoutTests/fast/dom/HTMLDialogElement/non-modal-dialog-containing-block.html |
@@ -0,0 +1,36 @@ |
+<!DOCTYPE html> |
+<html> |
+<head> |
+<script> |
+if (window.internals) |
+ internals.settings.setDialogElementEnabled(true); |
+</script> |
+</head> |
+<body> |
+<p> |
+This tests that a dialog's containing block is in the initial containing block and that it is unaffected by |
+ancestor elements with overflow or opacity. |
+<div style="position: absolute; top: 400px; opacity: 0.3"> |
+ <dialog id="opaqueDialog" style="position: absolute; top: 250px; left: 0px; background-color: magenta"> |
+ This dialog should be unaffected by its ancestor with opacity. |
+ </dialog> |
+</div> |
+<div style="position: absolute; overflow: hidden; width: 500px; height: 150px; top: 400px; left: 300px"> |
+ <dialog id="unclippedDialog" style="position: absolute; top: 200px; left: 0px; height: 100px; background-color: cyan"> |
+ This dialog should be unaffected by its ancestor with overflow. It should not be clipped. |
+ </dialog> |
+</div> |
+<div style="position: absolute; top: 1000px; left: 1000px; width: 20px;"> |
+ <dialog id="bottomDialog" style="position: absolute; top: 100px; height: 250px; width: 90%; background-color: yellow"> |
+ This dialog should be onscreen with a width of 90% of the page. It is the child of an narrow element |
+ positioned off screen, but the containing block of a dialog is the initial containing block, so its |
+ position and percent lengths are relative to that. |
+ </dialog> |
+</div> |
+<script> |
+document.getElementById('bottomDialog').show(); |
+document.getElementById('unclippedDialog').show(); |
+document.getElementById('opaqueDialog').show(); |
+</script> |
+</body> |
+</html> |