css/css-masking/parsing/clip-path-valid.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Masking Module Level 1: parsing clip-path with valid values</title>
<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/css-masking-1/#the-clip-path">
<meta name="assert" content="clip-path supports the full grammar '<clip-source> | [ <basic-shape> || <geometry-box> ] | none'.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
test_valid_value("clip-path", "none");

// <basic-shape>
test_valid_value("clip-path", "inset(100%)");
test_valid_value("clip-path", "inset(0 1px)", "inset(0px 1px)");
test_valid_value("clip-path", "inset(0px 1px 2%)");
test_valid_value("clip-path", "inset(0px 1px 2% 3em)");
test_valid_value("clip-path", "inset(0px round 100%)");
test_valid_value("clip-path", "inset(0px round 0 1px)", "inset(0px round 0px 1px)");
test_valid_value("clip-path", "inset(0px round 0px 1px 2%)");
test_valid_value("clip-path", "inset(0px round 0px 1px 2% 3em)");
test_valid_value("clip-path", "inset(10px round 20% / 0px 1px 2% 3em)");

test_valid_value("clip-path", "circle()", "circle(at 50% 50%)");
test_valid_value("clip-path", "circle(1px)", "circle(1px at 50% 50%)");
test_valid_value("clip-path", "circle(closest-side)", "circle(at 50% 50%)");
test_valid_value("clip-path", "circle(at 10% 20%)");
test_valid_value("clip-path", "circle(farthest-side at center top)", "circle(farthest-side at 50% 0%)");
test_valid_value("clip-path", "circle(4% at top right)", "circle(4% at 100% 0%)");

test_valid_value("clip-path", "ellipse()", "ellipse(at 50% 50%)");
test_valid_value("clip-path", "ellipse(1px closest-side)", "ellipse(1px closest-side at 50% 50%)");
test_valid_value("clip-path", "ellipse(at 10% 20%)");
test_valid_value("clip-path", "ellipse(closest-side closest-side at 10% 20%)", "ellipse(at 10% 20%)");
test_valid_value("clip-path", "ellipse(farthest-side 4% at bottom left)", "ellipse(farthest-side 4% at 0% 100%)");

test_valid_value("clip-path", "polygon(1% 2%)");
test_valid_value("clip-path", "polygon(nonzero, 1px 2px, 3em 4em)", "polygon(1px 2px, 3em 4em)");
test_valid_value("clip-path", "polygon(evenodd, 1px 2px, 3em 4em, 5pt 6%)");

// New supported shape in [css-shapes-2]
// https://drafts.csswg.org/css-shapes-2/#supported-basic-shapes
test_valid_value("clip-path", 'path("m 20 0 h -100")');
test_valid_value("clip-path", 'path(evenodd, "M 20 20 h 60 v 60 h -60 Z M 30 30 h 40 v 40 h -40 Z")');
test_valid_value("clip-path",
  'path(nonzero, "M20,20h60 v60 h-60z M30,30 h40 v40 h-40z")',
  'path("M 20 20 h 60 v 60 h -60 Z M 30 30 h 40 v 40 h -40 Z")');
// See https://github.com/w3c/fxtf-drafts/issues/392. If empty path string,
// Blink serializes it as none, but Gecko serializes as path("").
test_valid_value("clip-path", 'path(" ")', ["none", 'path("")']);
test_valid_value("clip-path", 'path(evenodd, "")', ["none", 'path(evenodd, "")']);

// <geometry-box>
test_valid_value("clip-path", "border-box");
test_valid_value("clip-path", "padding-box");
test_valid_value("clip-path", "content-box");
test_valid_value("clip-path", "margin-box");
test_valid_value("clip-path", "fill-box");
test_valid_value("clip-path", "stroke-box");
test_valid_value("clip-path", "view-box");

// basic-shape> <geometry-box>
test_valid_value("clip-path", "circle(7% at 8% 9%) border-box");

// <geometry-box> basic-shape>
test_valid_value("clip-path", "border-box circle(7% at 8% 9%)");

// <clip-source>
test_valid_value("clip-path", "url(https://example.com/)", ["url(https://example.com/)", "url(\"https://example.com/\")"]);
test_valid_value("clip-path", "url(\"https://example.com/\")", ["url(https://example.com/)", "url(\"https://example.com/\")"]);
</script>
</body>
</html>