| Index: LayoutTests/dialog/modal-dialog-backdrop.html
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| diff --git a/LayoutTests/dialog/modal-dialog-backdrop.html b/LayoutTests/dialog/modal-dialog-backdrop.html
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| new file mode 100644
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| index 0000000000000000000000000000000000000000..c5ff889640b7a4a0b51dd86038058ca779e32b98
|
| --- /dev/null
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| +++ b/LayoutTests/dialog/modal-dialog-backdrop.html
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| @@ -0,0 +1,30 @@
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| +<!DOCTYPE html>
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| +<style>
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| +dialog {
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| + top: 100px;
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| + height: 100px;
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| + width: 100px;
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| + background: green;
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| +}
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| +
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| +/* The default CSS style from the spec gives a background color but no dimensions,
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| + * so the backdrop has zero size by default.
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| + * http://www.whatwg.org/specs/web-apps/current-work/multipage/rendering.html#rendering
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| + */
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| +dialog::backdrop {
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| + position: fixed;
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| + top: 0;
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| + left: 0;
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| + right: 0;
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| + bottom: 0;
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| +}
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| +</style>
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| +<body>
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| +Test for the default user agent style of dialog::backdrop. The test passes if
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| +there is a green box, above a very lightly translucent gray box spanning the
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| +viewport.
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| +<dialog></dialog>
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| +<script>
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| +document.querySelector('dialog').showModal();
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| +</script>
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| +</body>
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|
|