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Diffstat (limited to '')
| -rw-r--r-- | layout/reftests/async-scrolling/dynamic-toolbar-fixed-top-1.html | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/layout/reftests/async-scrolling/dynamic-toolbar-fixed-top-1.html b/layout/reftests/async-scrolling/dynamic-toolbar-fixed-top-1.html new file mode 100644 index 0000000000..6123371f5f --- /dev/null +++ b/layout/reftests/async-scrolling/dynamic-toolbar-fixed-top-1.html @@ -0,0 +1,36 @@ +<!DOCTYPE HTML> +<!-- + Tests that setting a fixed top margin in the compositor results + in the margin being applied to an element fixed to the top. + + The fixed margin is specified as a test-pref in reftest.list. + + The purpose of the fixed margin is to compensate for the transform that the + dynamic toolbar applies to the entire content area. We don't have a way of + simulating that transform in a reftest, so the fixed margin in isolation will + cause the fixed element to be offset from the top of the screen, and in + the ref page we use a regular CSS "margin-top" to match the rendering. +--> +<html> +<meta name="viewport" content="width=device-width"> +<style> +html { + scrollbar-width: none; +} +#scrolled { + height: 2000px; + width: 100%; +} +#fixed { + width: 100%; + height: 200px; + position: fixed; + top: 0; + background: red; +} +</style> +<body> + <div id="scrolled"></div> + <div id="fixed"></div> +</body> +</html> |