diff --git a/src/etc/testcases/taskdefs/optional/native2ascii/build.xml b/src/etc/testcases/taskdefs/optional/native2ascii/build.xml
new file mode 100644
index 000000000..e252b712e
--- /dev/null
+++ b/src/etc/testcases/taskdefs/optional/native2ascii/build.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0"?>
+
+<!--
+   Copyright 2005 The Apache Software Foundation
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+-->
+<project default="no">
+
+  <property name="out" location="output"/>
+  <property name="in" location="input"/>
+
+  <target name="no">
+    <fail>For tests only</fail>
+  </target>
+
+  <target name="setUp">
+    <mkdir dir="${out}"/>
+  </target>
+
+  <target name="tearDown">
+    <delete dir="${out}"/>
+  </target>
+
+  <target name="testIso8859-1" depends="setUp">
+    <native2ascii encoding="ISO8859-1" dest="${out}"
+                  src="${in}" includes="iso8859-1.*"/>
+  </target>
+</project>
+    
\ No newline at end of file
diff --git a/src/etc/testcases/taskdefs/optional/native2ascii/expected/iso8859-1.test b/src/etc/testcases/taskdefs/optional/native2ascii/expected/iso8859-1.test
new file mode 100644
index 000000000..d60acc836
--- /dev/null
+++ b/src/etc/testcases/taskdefs/optional/native2ascii/expected/iso8859-1.test
@@ -0,0 +1 @@
+\u00e4\u00f6\u00fc\u00c4\u00d6\u00dc\u00df
diff --git a/src/etc/testcases/taskdefs/optional/native2ascii/input/iso8859-1.test b/src/etc/testcases/taskdefs/optional/native2ascii/input/iso8859-1.test
new file mode 100644
index 000000000..d5b3934fa
--- /dev/null
+++ b/src/etc/testcases/taskdefs/optional/native2ascii/input/iso8859-1.test
@@ -0,0 +1 @@
+äöüÄÖÜß
\ No newline at end of file
diff --git a/src/testcases/org/apache/tools/ant/taskdefs/optional/Native2AsciiTest.java b/src/testcases/org/apache/tools/ant/taskdefs/optional/Native2AsciiTest.java
new file mode 100644
index 000000000..832ff90ce
--- /dev/null
+++ b/src/testcases/org/apache/tools/ant/taskdefs/optional/Native2AsciiTest.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2005 The Apache Software Foundation
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+package org.apache.tools.ant.taskdefs.optional;
+
+import java.io.File;
+import org.apache.tools.ant.BuildFileTest;
+import org.apache.tools.ant.util.FileUtils;
+
+public class Native2AsciiTest extends BuildFileTest {
+
+    private final static String BUILD_XML = 
+        "src/etc/testcases/taskdefs/optional/native2ascii/build.xml";
+
+    public Native2AsciiTest(String name) {
+        super(name);
+    }
+
+    public void setUp() {
+        configureProject(BUILD_XML);
+    }
+
+    public void tearDown() {
+        executeTarget("tearDown");
+    }
+
+    public void testIso8859_1() throws java.io.IOException {
+        executeTarget("testIso8859-1");
+        File in = getProject().resolveFile("expected/iso8859-1.test");
+        File out = getProject().resolveFile("output/iso8859-1.test");
+        assertTrue(FileUtils.getFileUtils().contentEquals(in, out, false));
+    }
+}
\ No newline at end of file