add unit test for infinity and NaN from MathML

virtualcell · Nov 15, 2024 · 355c69e · 355c69e
1 parent 8acdb85
commit 355c69e
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/vcell-math/src/test/java/cbit/vcell/parser/MathMLTest.java b/vcell-math/src/test/java/cbit/vcell/parser/MathMLTest.java
@@ -80,6 +80,26 @@ public void testMathMLParsing_XOR() throws IOException, ExpressionException {
 		assertTrue(equiv, msg);
 	}
 
+	@Test
+	public void testNaN_MathmlParsing() throws ExpressionException {
+		String nanMathML = "<notanumber/>";
+		Expression exp = new ExpressionMathMLParser(null).fromMathML(nanMathML, "t");
+		Expression expectedExp = new Expression("0/0");
+		boolean equiv = ExpressionUtils.functionallyEquivalent(exp, expectedExp, true);
+		String msg = "not equivalent: origExp='"+exp.infix()+"', expMathML='"+expectedExp.infix()+"'";
+		assertTrue(equiv, msg);
+	}
+
+	@Test
+	public void testInfinity_MathmlParsing() throws ExpressionException {
+		String nanMathML = "<infinity/>";
+		Expression exp = new ExpressionMathMLParser(null).fromMathML(nanMathML, "t");
+		Expression expectedExp = new Expression(Double.MAX_VALUE);
+		boolean equiv = ExpressionUtils.functionallyEquivalent(exp, expectedExp, true);
+		String msg = "not equivalent: origExp='"+exp.infix()+"', expMathML='"+expectedExp.infix()+"'";
+		assertTrue(equiv, msg);
+	}
+
 
 	@ParameterizedTest
 	@MethodSource("testCases")