diff --git a/user/test/com/google/gwt/i18n/client/NumberFormat_en_Test.java b/user/test/com/google/gwt/i18n/client/NumberFormat_en_Test.java
index 2eac1e6..66050e9 100644
--- a/user/test/com/google/gwt/i18n/client/NumberFormat_en_Test.java
+++ b/user/test/com/google/gwt/i18n/client/NumberFormat_en_Test.java
@@ -267,6 +267,17 @@
     assertEquals("-1,014.34 X", str);
   }
 
+  public void testPercent() {
+    String str;
+
+    str = NumberFormat.getFormat("###.###%").format(0.4857);
+    assertEquals("48.57%", str);
+    str = NumberFormat.getFormat("###.### %").format(0.4857);
+    assertEquals("48.57 %", str);
+    str = NumberFormat.getFormat("0.00%").format(0.485);
+    assertEquals("48.50%", str);
+  }
+
   public void testPerMill() {
     String str;