diff -r 000000000000 -r 2e3d3ce01487 openenvutils/commandshell/shell/test/scripts/unsettest.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/openenvutils/commandshell/shell/test/scripts/unsettest.sh	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,204 @@
+# Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# This component and the accompanying materials are made available
+# under the terms of the License "Eclipse Public License v1.0"
+# which accompanies this distribution, and is available
+# at the URL "http://www.eclipse.org/legal/epl-v10.html".
+#
+# Initial Contributors:
+# Nokia Corporation - initial contribution.
+#
+# Contributors:
+#
+# Description:
+#
+
+init()
+    {
+    let totalno=0;
+    let passno=0;
+    let failno=0;
+    }
+
+# Each named parameter is unset using no option to unset an existing option
+test_unset2()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset with no option to unset patterned name which is existing"
+cdpath=/dirstest
+unset cdpath
+ret=$?
+if [ $ret = 0 ]
+then
+	if [ -z $cdpath ]
+	then
+  		echo "PASS"
+  		let passno=passno+1
+	else
+		echo "FAIL: Expected zero-length value, returned $cdpath"
+		let failno=failno+1
+	fi	
+else
+    echo "FAIL: Expected return value 0, returned $ret"
+    let failno=failno+1
+fi
+}
+
+
+# Each named parameter is unset using -m option to unset an existing option
+test_unset3()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset with -m option to unset patterned name which is existing"
+cdpath=/dirstest
+unset -m cdpath
+ret=$?
+if [ $ret = 0 ]
+then
+    if [ -z $cdpath ]
+    then
+        echo "PASS"
+        let passno=passno+1
+    else
+        echo "FAIL: Expected zero-length value, returned $cdpath"
+        let failno=failno+1
+    fi
+else
+    echo "FAIL: Expected return value 0, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# Each named parameter is unset using -m option to unset an existing pattern in RESTRICTED mode
+test_unset4()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset with -m option to unset patterned name which is existing in RESTRICTED mode"
+cdpath=/dirstest
+setopt restricted
+unset -m cdpath
+ret=$?
+if [ $ret = 0 ]
+then
+    if [ -z $cdpath ]
+    then
+        echo "PASS"
+        let passno=passno+1
+    else
+        echo "FAIL: Expected zero-length value, returned $cdpath"
+        let failno=failno+1
+    fi
+else
+    echo "FAIL: Expected return value 0, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# Each named parameter is unset using -m option to unset an nonexisting pattern 
+test_unset5()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset with -m option to unset patterned name which is nonexisting"
+unset -m sdfgsdfg
+ret=$?
+if [ $ret = 1 ]
+then
+   	echo "PASS"
+   	let passno=passno+1
+else
+    echo "FAIL: Expected return value 1, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# Each named parameter is unset using no option to unset an invalid parameter name
+test_unset6()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset with no option to unset an invalid parameter name"
+unset [
+ret=$?
+if [ $ret = 1 ]
+then
+    echo "PASS"
+    let passno=passno+1
+else
+    echo "FAIL: Expected return value 1, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# A env variable name parameter is unset
+test_unset7()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset env variable parameter name"
+unset PATH
+ret=$?
+if [ $ret = 0 ]
+then
+    echo "PASS"
+    let passno=passno+1
+else
+    echo "FAIL: Expected return value 1, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# A env variable name parameter is unset in restricted mode
+test_unset8()
+{
+let totalno=totalno+1
+echo "Test $totalno: unset command to unset env variable parameter name in restricted mode"
+setopt restricted
+unset PATH
+ret=$?
+if [ $ret = 1 ]
+then
+    echo "PASS"
+    let passno=passno+1
+else
+    echo "FAIL: Expected return value 1, returned $ret"
+    let failno=failno+1
+fi
+}
+
+# Export a parameter and then unset it
+test_unset9()
+{
+let totalno=totalno+1
+echo "Test $totalno: export a parameter and then unset it"
+export a=1234
+unset a
+ret=$?
+
+if [ $ret = 0 ]
+then
+    echo "PASS"
+    let passno=passno+1
+else
+    echo "FAIL: Expected return value 1, returned $ret"
+    let failno=failno+1
+fi
+}
+
+report()
+    {
+    echo "#############################################################################"
+    echo "Total tests : $totalno"
+    echo "Passed      : $passno"
+    echo "Failed      : $failno"
+    echo "#############################################################################"
+    }
+
+
+init
+test_unset2
+test_unset3
+# test_unset4
+test_unset5
+# test_unset6
+test_unset7
+# test_unset8
+test_unset9
+report