1 files changed, 57 insertions, 0 deletions
diff --git a/layout/reftests/mathml/mo-lspace-rspace-3.html b/layout/reftests/mathml/mo-lspace-rspace-3.html
new file mode 100644
index 000000000..8b25d053f
--- /dev/null
+++ b/layout/reftests/mathml/mo-lspace-rspace-3.html
@@ -0,0 +1,57 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+  <body>
+    <p>
+      <math>
+        <mo id="mo1">%</mo>
+      </math>
+    </p>
+    <p>
+      <math>
+        <mo id="mo2" lspace="3em">%</mo>
+      </math>
+    </p>
+    <p>
+      <math>
+        <mo id="mo3">%</mo>
+        <mo>%</mo>
+      </math>
+    </p>
+    <p>
+      <math>
+        <mo id="mo4" lspace="3em">%</mo>
+        <mo >%</mo>
+      </math>
+    </p>
+    <p>
+      <math id="math1">
+        <mo>%</mo>
+      </math>
+    </p>
+    <p>
+      <math id="math2">
+        <mo>%</mo>
+        <mo id="mo5">%</mo>
+      </math>
+    </p>
+    <script type="text/javascript">
+      function doTest() {
+        // Add and remove lspace
+        document.getElementById("mo1").setAttribute("lspace", "3em");
+        document.getElementById("mo2").removeAttribute("lspace");
+        // and again but with an inferred mrow
+        document.getElementById("mo3").setAttribute("lspace", "3em");
+        document.getElementById("mo4").removeAttribute("lspace");
+
+        // Change to/from inferred mrow
+        var mo1 = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mo");
+        mo1.innerHTML = "%";
+        document.getElementById("math1").appendChild(mo1);
+        document.getElementById("math2").removeChild(document.getElementById("mo5"));
+
+        document.documentElement.removeAttribute("class");
+      }
+      window.addEventListener("MozReftestInvalidate", doTest, false);
+  </script>
+  </body>
+</html>