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| -rw-r--r-- | layout/reftests/async-scrolling/overscroll-scrollbar.html | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/layout/reftests/async-scrolling/overscroll-scrollbar.html b/layout/reftests/async-scrolling/overscroll-scrollbar.html new file mode 100644 index 0000000000..ab567ecfc0 --- /dev/null +++ b/layout/reftests/async-scrolling/overscroll-scrollbar.html @@ -0,0 +1,36 @@ +<!DOCTYPE html> +<html + reftest-async-scroll + reftest-displayport-x="0" reftest-displayport-y="0" + reftest-displayport-w="800" reftest-displayport-h="2000" + reftest-async-scroll-x="0" reftest-async-scroll-y="-200"> +<head> + <style> + body { + height: 3000px; + margin: 0; + } + div { + position: absolute; + top: 0px; + width: 200px; + height: 200px; + background: green; + } + </style> +</head> +<body > + <!-- Test that an overscroll past one end of a viewport is rendered + as having the content create a gutter, and that + the overscroll is reduced by some factor such that + a 100px scroll must produce a rendered translation of less than + 100px. + + Current overscroll physics mean that an instantaneous overscroll + by 200px produces an 8px gutter. This is governed by the logic in + Axis::ApplyResistance(); if that logic is changed, this test will + need to be modified to account for the new result. + --> + <div></div> +</body> +</html> |