add some variable tests
diff --git a/compiler.tests/feature-tests/as/ASVariableTests.java b/compiler.tests/feature-tests/as/ASVariableTests.java
new file mode 100644
index 0000000..13e8b9c
--- /dev/null
+++ b/compiler.tests/feature-tests/as/ASVariableTests.java
@@ -0,0 +1,109 @@
+/*
+ *
+ *  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 as;
+
+import org.junit.Test;
+
+/**
+ * Feature tests for AS Namespaces.
+ */
+public class ASVariableTests extends ASFeatureTestsBase
+{
+    @Test
+    public void ASVariableTests_stringInitializeEmptyString()
+    {
+    	// all tests can assume that flash.display.Sprite
+    	// flash.system.System and flash.events.Event have been imported
+        String[] imports = new String[]
+        {
+        };
+        String[] declarations = new String[]
+        {
+            "public static const foo:String = ''",
+        };
+        String[] testCode = new String[]
+        {
+            "assertEqual('empty string', foo, '');",
+        };
+        String source = getAS(imports, declarations, testCode, new String[0]);
+        compileAndRun(source);
+    }
+
+    @Test
+    public void ASVariableTests_stringInitializeNull()
+    {
+    	// all tests can assume that flash.display.Sprite
+    	// flash.system.System and flash.events.Event have been imported
+        String[] imports = new String[]
+        {
+        };
+        String[] declarations = new String[]
+        {
+            "public static const foo:String = null",
+        };
+        String[] testCode = new String[]
+        {
+            "assertEqual('null', foo, null);",
+        };
+        String source = getAS(imports, declarations, testCode, new String[0]);
+        compileAndRun(source);
+    }
+
+    @Test
+    public void ASVariableTests_stringInitializeUndefined()
+    {
+    	// all tests can assume that flash.display.Sprite
+    	// flash.system.System and flash.events.Event have been imported
+        String[] imports = new String[]
+        {
+        };
+        String[] declarations = new String[]
+        {
+            "public static const foo:String = undefined",
+        };
+        String[] testCode = new String[]
+        {
+            "assertEqual('null', foo, null);",
+        };
+        String source = getAS(imports, declarations, testCode, new String[0]);
+        compileAndRun(source);
+    }
+
+    @Test
+    public void ASVariableTests_AnyInitializeUndefined()
+    {
+    	// all tests can assume that flash.display.Sprite
+    	// flash.system.System and flash.events.Event have been imported
+        String[] imports = new String[]
+        {
+        };
+        String[] declarations = new String[]
+        {
+            "public static const foo:* = undefined",
+        };
+        String[] testCode = new String[]
+        {
+            "assertEqual('null', foo, undefined);",
+        };
+        String source = getAS(imports, declarations, testCode, new String[0]);
+        compileAndRun(source);
+    }
+
+}