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diff --git a/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/types/CommandlineTest.java b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/types/CommandlineTest.java
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+++ b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/types/CommandlineTest.java
@@ -0,0 +1,180 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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.types;
+
+import org.apache.tools.ant.BuildException;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+import static org.junit.Assert.assertNotNull;
+
+/**
+ * JUnit 3 testcases for org.apache.tools.ant.CommandLine
+ *
+ */
+public class CommandlineTest {
+
+    @Test
+    public void testTokenizer() {
+        String[] s = Commandline.translateCommandline("1 2 3");
+        assertEquals("Simple case", 3, s.length);
+        for (int i=0; i<3; i++) {
+            assertEquals(""+(i+1), s[i]);
+        }
+
+        s = Commandline.translateCommandline("");
+        assertEquals("empty string", 0, s.length);
+
+        s = Commandline.translateCommandline(null);
+        assertEquals("null", 0, s.length);
+
+        s = Commandline.translateCommandline("1 \'2\' 3");
+        assertEquals("Simple case with single quotes", 3, s.length);
+        assertEquals("Single quotes have been stripped", "2", s[1]);
+
+        s = Commandline.translateCommandline("1 \"2\" 3");
+        assertEquals("Simple case with double quotes", 3, s.length);
+        assertEquals("Double quotes have been stripped", "2", s[1]);
+
+        s = Commandline.translateCommandline("1 \"2 3\" 4");
+        assertEquals("Case with double quotes and whitespace", 3, s.length);
+        assertEquals("Double quotes stripped, space included", "2 3", s[1]);
+
+        s = Commandline.translateCommandline("1 \"2\'3\" 4");
+        assertEquals("Case with double quotes around single quote", 3, s.length);
+        assertEquals("Double quotes stripped, single quote included", "2\'3",
+                     s[1]);
+
+        s = Commandline.translateCommandline("1 \'2 3\' 4");
+        assertEquals("Case with single quotes and whitespace", 3, s.length);
+        assertEquals("Single quotes stripped, space included", "2 3", s[1]);
+
+        s = Commandline.translateCommandline("1 \'2\"3\' 4");
+        assertEquals("Case with single quotes around double quote", 3, s.length);
+        assertEquals("Single quotes stripped, double quote included", "2\"3",
+                     s[1]);
+
+        // \ doesn't have a special meaning anymore - this is different from
+        // what the Unix sh does but causes a lot of problems on DOS
+        // based platforms otherwise
+        s = Commandline.translateCommandline("1 2\\ 3 4");
+        assertEquals("case with quoted whitespace", 4, s.length);
+        assertEquals("backslash included", "2\\", s[1]);
+
+        // "" should become a single empty argument, same for ''
+        // PR 5906
+        s = Commandline.translateCommandline("\"\" a");
+        assertEquals("Doublequoted null arg prepend", 2, s.length);
+        assertEquals("Doublequoted null arg prepend", "", s[0]);
+        assertEquals("Doublequoted null arg prepend", "a", s[1]);
+        s = Commandline.translateCommandline("a \"\"");
+        assertEquals("Doublequoted null arg append", 2, s.length);
+        assertEquals("Doublequoted null arg append", "a", s[0]);
+        assertEquals("Doublequoted null arg append", "", s[1]);
+        s = Commandline.translateCommandline("\"\"");
+        assertEquals("Doublequoted null arg", 1, s.length);
+        assertEquals("Doublequoted null arg", "", s[0]);
+
+        s = Commandline.translateCommandline("\'\' a");
+        assertEquals("Singlequoted null arg prepend", 2, s.length);
+        assertEquals("Singlequoted null arg prepend", "", s[0]);
+        assertEquals("Singlequoted null arg prepend", "a", s[1]);
+        s = Commandline.translateCommandline("a \'\'");
+        assertEquals("Singlequoted null arg append", 2, s.length);
+        assertEquals("Singlequoted null arg append", "a", s[0]);
+        assertEquals("Singlequoted null arg append", "", s[1]);
+        s = Commandline.translateCommandline("\'\'");
+        assertEquals("Singlequoted null arg", 1, s.length);
+        assertEquals("Singlequoted null arg", "", s[0]);
+
+        // now to the expected failures
+
+        try {
+            Commandline.translateCommandline("a \'b c");
+            fail("unbalanced single quotes undetected");
+        } catch (BuildException be) {
+            assertEquals("unbalanced quotes in a \'b c", be.getMessage());
+        }
+
+        try {
+            Commandline.translateCommandline("a \"b c");
+            fail("unbalanced double quotes undetected");
+        } catch (BuildException be) {
+            assertEquals("unbalanced quotes in a \"b c", be.getMessage());
+        }
+    }
+
+    @Test
+    public void testToString() {
+        assertEquals("", Commandline.toString(new String[0]));
+        assertEquals("", Commandline.toString(null));
+        assertEquals("1 2 3", Commandline.toString(new String[] {"1", "2", "3"}));
+        assertEquals("1 \"2 3\"", Commandline.toString(new String[] {"1", "2 3"}));
+        assertEquals("1 \"2\'3\"", Commandline.toString(new String[] {"1", "2\'3"}));
+        assertEquals("1 \'2\"3\'", Commandline.toString(new String[] {"1", "2\"3"}));
+    }
+
+    @Test
+    public void testAwkCommand() {
+        Commandline c = new Commandline();
+        c.setExecutable("awk");
+        c.createArgument().setValue("'NR == 2 { print $NF }'");
+        String[] s = c.getCommandline();
+        assertNotNull(s);
+        assertEquals(2, s.length);
+        assertEquals("awk", s[0]);
+        assertEquals("'NR == 2 { print $NF }'", s[1]);
+    }
+
+    @Test
+    public void testPrefix() {
+        Commandline c = new Commandline();
+        Commandline.Argument a = c.createArgument();
+        a.setValue("foo");
+        a.setPrefix("-f=");
+        String[] s = c.getCommandline();
+        assertEquals(1, s.length);
+        assertEquals("-f=foo", s[0]);
+    }
+
+    @Test
+    public void testSuffix() {
+        Commandline c = new Commandline();
+        Commandline.Argument a = c.createArgument();
+        a.setValue("foo");
+        a.setSuffix(",1");
+        String[] s = c.getCommandline();
+        assertEquals(1, s.length);
+        assertEquals("foo,1", s[0]);
+    }
+
+    @Test
+    public void testPrefixSuffixLine() {
+        Commandline c = new Commandline();
+        Commandline.Argument a = c.createArgument();
+        a.setLine("one two");
+        a.setPrefix("number ");
+        a.setSuffix(".");
+        String[] s = c.getCommandline();
+        assertEquals(2, s.length);
+        assertEquals("number one.", s[0]);
+        assertEquals("number two.", s[1]);
+    }
+}