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Diffstat (limited to 'testing/web-platform/tests/mathml/presentation-markup/scripts/subsup-2.html')
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diff --git a/testing/web-platform/tests/mathml/presentation-markup/scripts/subsup-2.html b/testing/web-platform/tests/mathml/presentation-markup/scripts/subsup-2.html new file mode 100644 index 0000000000..9c89dd3727 --- /dev/null +++ b/testing/web-platform/tests/mathml/presentation-markup/scripts/subsup-2.html @@ -0,0 +1,173 @@ +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>Subscripts and Superscripts metrics</title> +<link rel="help" href="https://w3c.github.io/mathml-core/#subscripts-and-superscripts-msub-msup-msubsup"> +<meta name="assert" content="Basic metrics for the mmultiscript element."> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/mathml/support/feature-detection.js"></script> +<script src="/mathml/support/fonts.js"></script> +<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" /> +<style> + math, mspace { + font: 25px/1 Ahem; + } +</style> +<script> + /* This test does not use a font with a MATH table and does not verify layout + rules in a very strict way. */ + + 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", () => { loadAllFonts().then(runTests); }); + + function runTests() { + test(function() { + assert_true(MathMLFeatureDetection.has_mspace()); + + var e = 1; + assert_less_than_equal(getBox("msubBase").right, getBox("msubSub").left, e, "subscript is after base"); + assert_less_than_equal(getBox("msupBase").right, getBox("msupSup").left, e, "superscript is after base"); + assert_less_than_equal(getBox("msubsupBase").right, getBox("msubsupSub").left, e, "subscript is after base"); + assert_less_than_equal(getBox("msubsupBase").right, getBox("msubsupSup").left, e, "superscript is after base"); + + assert_greater_than_equal(getBox("premsubBase").right, getBox("premsubSub").left, e, "subscript is before base"); + assert_greater_than_equal(getBox("premsupBase").right, getBox("premsupSup").left, e, "superscript is before base"); + assert_greater_than_equal(getBox("premsubsupBase").right, getBox("premsubsupSub").left, e, "subscript is before base"); + assert_greater_than_equal(getBox("premsubsupBase").right, getBox("premsubsupSup").left, e, "superscript is before base"); + + e = 3; + assert_approx_equals(getBox("msubBase").right, getBox("msubSub").left, e, "msub: space between base and subscript is small"); + assert_approx_equals(getBox("msubBase").right, getBox("msubSub").left, e, "msub: subscript is after base"); + assert_approx_equals(getBox("msupBase").right, getBox("msupSup").left, e, "msup: superscript is after base"); + assert_approx_equals(getBox("msubsupBase").right, getBox("msubsupSub").left, e, "msubsup: subscript is after base"); + assert_approx_equals(getBox("msubsupBase").right, getBox("msubsupSup").left, e, "msubsup: superscript is after base"); + + assert_approx_equals(getBox("premsubBase").left, getBox("premsubSub").right, e, "msub: space between base and subscript is small"); + assert_approx_equals(getBox("premsubBase").left, getBox("premsubSub").right, e, "msub: subscript is after base"); + assert_approx_equals(getBox("premsupBase").left, getBox("premsupSup").right, e, "msup: superscript is after base"); + assert_approx_equals(getBox("premsubsupBase").left, getBox("premsubsupSub").right, e, "msubsup: subscript is after base"); + assert_approx_equals(getBox("premsubsupBase").left, getBox("premsubsupSup").right, e, "msubsup: superscript is after base"); + }, "Respective horizontal positions"); + + test(function() { + assert_true(MathMLFeatureDetection.has_mspace()); + + var e = 1; + assert_approx_equals(getBox("msubBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + assert_approx_equals(getBox("msupBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + assert_approx_equals(getBox("msubsupBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + assert_approx_equals(getBox("premsubBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + assert_approx_equals(getBox("premsupBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + assert_approx_equals(getBox("premsubsupBase").middle, getBox("baseline").bottom, e, "base is placed on the baseline"); + }, "Alignment of the base on the baseline"); + + test(function() { + assert_true(MathMLFeatureDetection.has_mspace()); + + assert_greater_than(getBox("msubSub").middle, getBox("msubBase").middle, "script is placed at the bottom of the base"); + assert_less_than(getBox("msupSup").middle, getBox("msupBase").middle, "script is placed at the top of the base"); + assert_greater_than(getBox("msubsupSub").middle, getBox("msubsupBase").middle, "script is placed at the bottom of the base"); + assert_less_than(getBox("msubsupSup").middle, getBox("msubsupBase").middle, "script is placed at the top of the base"); + + assert_greater_than(getBox("premsubSub").middle, getBox("premsubBase").middle, "script is placed at the bottom of the base"); + assert_less_than(getBox("premsupSup").middle, getBox("premsupBase").middle, "script is placed at the top of the base"); + assert_greater_than(getBox("premsubsupSub").middle, getBox("premsubsupBase").middle, "script is placed at the bottom of the base"); + assert_less_than(getBox("premsubsupSup").middle, getBox("premsubsupBase").middle, "script is placed at the top of the base"); + }, "Vertical position of scripts"); + + test(function() { + assert_true(MathMLFeatureDetection.has_mspace()); + + var e = 3; + assert_approx_equals(getBox("msub").width, getBox("msubSub").right - getBox("msubBase").left, e, "width is determined by the left/right sides of base/script (+ some space after script)"); + assert_approx_equals(getBox("msup").width, getBox("msupSup").right - getBox("msupBase").left, e, "width is determined by the left/right sides of base/script (+ some space after script)"); + assert_approx_equals(getBox("msubsup").width, Math.max(getBox("msubsupSub").right, getBox("msubsupSup").right) - getBox("msubsupBase").left, e, "width is determined by the left/right sides of base/scripts (+ some space after script)"); + + assert_approx_equals(getBox("premsub").width, getBox("premsubBase").right - getBox("premsubSub").left, e, "width is determined by the right/left sides of base/script (+ some space after script)"); + assert_approx_equals(getBox("premsup").width, getBox("premsupBase").right - getBox("premsupSup").left, e, "width is determined by the right/left sides of base/script (+ some space after script)"); + assert_approx_equals(getBox("premsubsup").width, getBox("premsubsupBase").right - Math.min(getBox("premsubsupSub").left, getBox("premsubsupSup").left), e, "width is determined by the right/left sides of base/scripts (+ some space after script)"); + }, "Width of scripted elements"); + + test(function() { + assert_true(MathMLFeatureDetection.has_mspace()); + + var e = 5; + assert_greater_than_equal(getBox("msub").height, getBox("msubBase").height, e, "height is at least the one of the base"); + assert_greater_than_equal(getBox("msup").height, getBox("msupBase").height, e, "height is at least the one of the base"); + assert_greater_than_equal(getBox("msubsup").height, getBox("msubsupBase").height, e, "height is at least the one of the base"); + assert_greater_than_equal(getBox("premsub").height, getBox("premsubBase").height, e, "height is at least the one of the base"); + assert_greater_than_equal(getBox("premsup").height, getBox("premsupBase").height, e, "height is at least the one of the base"); + assert_greater_than_equal(getBox("premsubsup").height, getBox("premsubsupBase").height, e, "height is at least the one of the base"); + + assert_approx_equals(getBox("msub").height, Math.max(getBox("msubSub").bottom, getBox("msubBase").bottom) - getBox("msubBase").top, e, "msub height is determined by the top/bottom sides of base/scripts"); + assert_approx_equals(getBox("msup").height, getBox("msupBase").bottom - Math.min(getBox("msupSup").top, getBox("msupBase").top), e, "msup height is determined by the top/bottom sides of base/scripts"); + assert_approx_equals(getBox("msubsup").height, Math.max(getBox("msubSub").bottom, getBox("msubBase").bottom) - Math.min(getBox("msupSup").top, getBox("msupBase").top), e, "msubsup height is determined by the top/bottom sides of base/scripts"); + assert_approx_equals(getBox("premsub").height, Math.max(getBox("premsubSub").bottom, getBox("premsubBase").bottom) - getBox("premsubBase").top, e, "msub height is determined by the top/bottom sides of base/scripts"); + assert_approx_equals(getBox("premsup").height, getBox("premsupBase").bottom - Math.min(getBox("premsupSup").top, getBox("premsupBase").top), e, "msup height is determined by the top/bottom sides of base/scripts"); + assert_approx_equals(getBox("premsubsup").height, Math.max(getBox("premsubSub").bottom, getBox("premsubBase").bottom) - Math.min(getBox("premsupSup").top, getBox("premsupBase").top), e, "msubsup height is determined by the top/bottom sides of base/scripts"); + }, "Height of scripted elements"); + + test(function() { + ["none", "mprescripts"].forEach(function(name) { + var elements = document.getElementsByTagName(name); + for (var i = 0; i < elements.length; i++) { + var box = elements[i].getBoundingClientRect(); + assert_equals(box.height * box.width, 0, "<" + name + "> " + i + " has zero is empty"); + } + }); + }, "Size of empty elements"); + + done(); + } +</script> +</head> +<body> + <div id="log"></div> + <p> + <math> + <mspace id="baseline" width="30px" height="2px" depth="0px" style="background: blue"/> + <mmultiscripts id="msub" style="background: green"> + <mspace id="msubBase" width="30px" height="15px" depth="15px" style="background: black"/> + <mspace id="msubSub" width="10px" height="5px" depth="5px" style="background: black"/> + <none/> + </mmultiscripts> + <mmultiscripts id="msup" style="background: green"> + <mspace id="msupBase" width="30px" height="15px" depth="15px" style="background: black"/> + <none/> + <mspace id="msupSup" width="10px" height="5px" depth="5px" style="background: black"/> + </mmultiscripts> + <mmultiscripts id="msubsup" style="background: green"> + <mspace id="msubsupBase" width="30px" height="15px" depth="15px" style="background: black"/> + <mspace id="msubsupSub" width="10px" height="5px" depth="5px" style="background: black"/> + <mspace id="msubsupSup" width="10px" height="5px" depth="5px" style="background: black"/> + </mmultiscripts> + <mmultiscripts id="premsub" style="background: green"> + <mspace id="premsubBase" width="30px" height="15px" depth="15px" style="background: black"/> + <mprescripts/> + <mspace id="premsubSub" width="10px" height="5px" depth="5px" style="background: black"/> + <none/> + </mmultiscripts> + <mmultiscripts id="premsup" style="background: green"> + <mspace id="premsupBase" width="30px" height="15px" depth="15px" style="background: black"/> + <mprescripts/> + <none/> + <mspace id="premsupSup" width="10px" height="5px" depth="5px" style="background: black"/> + </mmultiscripts> + <mmultiscripts id="premsubsup" style="background: green"> + <mspace id="premsubsupBase" width="30px" height="15px" depth="15px" style="background: black"/> + <mprescripts/> + <mspace id="premsubsupSub" width="10px" height="5px" depth="5px" style="background: black"/> + <mspace id="premsubsupSup" width="10px" height="5px" depth="5px" style="background: black"/> + </mmultiscripts> + </math> + </p> +</body> +</html> |