Use existing configuration file by writing it and adding it as a default resource

Author: jayunit100

src/test/java/org/gluster/test/TestGetFileBlockLocations.java renamed to src/test/java/org/gluster/test/TestGetFileBlockLocationsOLD.java

@@ -0,0 +1,26 @@
+package org.gluster.test;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.TestGetFileBlockLocations;
+
+public class TestGlusterFileBlockLocations extends TestGetFileBlockLocations{
+
+    @Override
+    protected void setUp() throws IOException{
+        try{
+            Configuration cfg = GFSUtil.createConfiguration(true);
+            cfg.writeXml(new FileOutputStream(new File("/tmp/core-site.xml")));
+            Configuration.addDefaultResource("/tmp/core-site.xml");
+            cfg.writeXml(System.out);
+        }
+        catch(Exception e)
+        {
+            throw new IOException(e);
+        }
+        super.setUp();
+    }
+}