Index: third_party/WebKit/LayoutTests/imported/wpt/mathml/presentation-markup/scripts/subsup-5.html |
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/mathml/presentation-markup/scripts/subsup-5.html b/third_party/WebKit/LayoutTests/imported/wpt/mathml/presentation-markup/scripts/subsup-5.html |
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+++ b/third_party/WebKit/LayoutTests/imported/wpt/mathml/presentation-markup/scripts/subsup-5.html |
@@ -0,0 +1,90 @@ |
+<!DOCTYPE html> |
+<html> |
+<head> |
+<meta charset="utf-8"> |
+<title>Subscripts and Superscripts metrics</title> |
+<link rel="help" href="http://www.mathml-association.org/MathMLinHTML5/S3.html#SS4"> |
+<meta name="assert" content="Verify metrics of scripted elements with tall scripts."> |
+<script src="/resources/testharness.js"></script> |
+<script src="/resources/testharnessreport.js"></script> |
+<style> |
+ math, mspace { |
+ font-size: 10px; |
+ } |
+</style> |
+<script> |
+ /* This test does not use any specific fonts and so the exact rules are not |
+ specified precisely. We assume reasonable values for script shifts and |
+ spacing. */ |
+ |
+ function getBox(aId) { |
+ var box = document.getElementById(aId).getBoundingClientRect(); |
+ box.middle = (box.bottom + box.top) / 2; |
+ return box; |
+ } |
+ |
+ setup({ explicit_done: true }); |
+ window.addEventListener("load", runTests); |
+ |
+ var sizeArray = [50, 75, 100]; |
+ |
+ function runTests() { |
+ test(function() { |
+ var e = 1; |
+ assert_approx_equals(getBox("msubbase").middle, getBox("baseline").bottom, e, "msub base is placed on the baseline"); |
+ assert_approx_equals(getBox("msupbase").middle, getBox("baseline").bottom, e, "msup base is placed on the baseline"); |
+ assert_approx_equals(getBox("msubsupbase").middle, getBox("baseline").bottom, e, "msubsup base is placed on the baseline"); |
+ assert_approx_equals(getBox("multibase").middle, getBox("baseline").bottom, e, "mmultiscripts baseis placed on the baseline"); |
+ }, "Alignment on the baseline with different and large script heights"); |
+ |
+ test(function() { |
+ assert_greater_than(getBox("msubsub").top, getBox("msubbase").top, "msub: subscript is below the top of the base"); |
+ assert_less_than(getBox("msupsup").bottom, getBox("msupbase").bottom, "msup: supscript is above the bottom of the base"); |
+ assert_greater_than(getBox("msubsupsub").top, getBox("msubsupbase").top, "msubsup: subscript is below the top of the base"); |
+ assert_less_than(getBox("msubsupsup").bottom, getBox("msubsupbase").bottom, "msubsup: supscript is above the bottom of the base"); |
+ assert_greater_than(getBox("multipostsub").top, getBox("multibase").top, "mmultiscripts: postsubscript is below the top of the base"); |
+ assert_less_than(getBox("multipostsup").bottom, getBox("multibase").bottom, "mmultiscripts: postsupscript is above the bottom of the base"); |
+ assert_greater_than(getBox("multipresub").top, getBox("multibase").top, "mmultiscripts: presubscript is below the top of the base"); |
+ assert_less_than(getBox("multipresup").bottom, getBox("multibase").bottom, "mmultiscripts: presupscript is above the bottom of the base"); |
+ }, "Tall subscripts/superscripts are not placed too high/low"); |
+ |
+ test(function() { |
+ assert_greater_than(getBox("msubsupsub").top, getBox("msubsupsup").bottom, "msubsup: subscript is below the superscript"); |
+ assert_greater_than(getBox("multipresub").top, getBox("multipresup").bottom, "mmultiscripts: presubscript is below the presuperscript"); |
+ assert_greater_than(getBox("multipostsub").top, getBox("multipostsup").bottom, "mmultiscripts: postsubscript is below the postsuperscript"); |
+ }, "No collisions for tall subscripts and superscripts"); |
+ |
+ done(); |
+ } |
+</script> |
+</head> |
+<body> |
+ <p> |
+ <math> |
+ <mspace id="baseline" width="30px" height="2px" depth="0px" mathbackground="blue"/> |
+ <msub id="msub"> |
+ <mspace id="msubbase" width="30px" height="15px" depth="15px" mathbackground="black"/> |
+ <mspace id="msubsub" width="10px" height="50px" depth="50px" mathbackground="black"/> |
+ </msub> |
+ <msup id="msup"> |
+ <mspace id="msupbase" width="30px" height="15px" depth="15px" mathbackground="black"/> |
+ <mspace id="msupsup" width="10px" height="75px" depth="75px" mathbackground="black"/> |
+ </msup> |
+ <msubsup id="msubsup"> |
+ <mspace id="msubsupbase" width="30px" height="15px" depth="15px" mathbackground="black"/> |
+ <mspace id="msubsupsub" width="10px" height="50px" depth="50px" mathbackground="black"/> |
+ <mspace id="msubsupsup" width="10px" height="75px" depth="75px" mathbackground="black"/> |
+ </msubsup> |
+ <mmultiscripts id="multi"> |
+ <mspace id="multibase" width="30px" height="15px" depth="15px" mathbackground="black"/> |
+ <mspace id="multipostsub" width="10px" height="50px" depth="50px" mathbackground="black"/> |
+ <mspace id="multipostsup" width="10px" height="75px" depth="75px" mathbackground="black"/> |
+ <mprescripts/> |
+ <mspace id="multipresub" width="10px" height="50px" depth="50px" mathbackground="black"/> |
+ <mspace id="multipresup" width="10px" height="75px" depth="75px" mathbackground="black"/> |
+ </mmultiscripts> |
+ </math> |
+ </p> |
+ <hr/> |
+</body> |
+</html> |