test: check that MathML deprecated features are not reported

Fix #1326
w3c · Nov 27, 2022 · a42b070 · a42b070
1 parent 8eb8492
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diff --git a/src/test/resources/epub3/06-content-document/content-document-xhtml.feature b/src/test/resources/epub3/06-content-document/content-document-xhtml.feature
@@ -849,6 +849,11 @@ Feature: EPUB 3 — Content Documents — XHTML
     When checking document 'mathml-unprefixed-valid.xhtml'
     Then no errors or warnings are reported
 
+  @spec @xref:sec-xhtml-deviations
+  Scenario: Allow MathML deprecated features
+    When checking EPUB 'mathml-deprecated-valid.xhtml'
+    Then no errors or warnings are reported
+
   Scenario: Verify MathML markup without alternative text
     Given the reporting level set to usage
     When checking document 'mathml-noalt-usage.xhtml'

diff --git a/src/test/resources/epub3/06-content-document/files/mathml-deprecated-valid.xhtml b/src/test/resources/epub3/06-content-document/files/mathml-deprecated-valid.xhtml
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+	<head>
+		<meta charset="utf-8" />
+		<title>MathML</title>
+	</head>
+	<body>
+		<section>
+			<h2>MathML Test</h2>
+			<math xmlns="http://www.w3.org/1998/Math/MathML" alttext="formula" mode="inline">
+				<mfrac other="something">
+					<mo> &#x2146;<!--DOUBLE-STRUCK ITALIC SMALL D--></mo>
+					<mrow>
+						<mo> &#x2146;<!--DOUBLE-STRUCK ITALIC SMALL D--></mo>
+						<mi fontweight="bold"> x </mi>
+					</mrow>
+				</mfrac>
+			</math>
+		</section>
+	</body>
+</html>