Fix unit tests for PIG-2768

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1748432 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/test/org/apache/pig/test/TestPigContext.java b/test/org/apache/pig/test/TestPigContext.java
index 25d5d06..eef7366 100644
--- a/test/org/apache/pig/test/TestPigContext.java
+++ b/test/org/apache/pig/test/TestPigContext.java
@@ -27,6 +27,7 @@
 import java.util.Properties;
 import java.util.Random;
 
+import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.mapred.FileAlreadyExistsException;
 import org.apache.pig.PigServer;
 import org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MRConfiguration;
@@ -270,7 +271,7 @@
         assertEquals(JOB_TRACKER,
                 pigServer.getPigContext().getProperties().getProperty(MRConfiguration.JOB_TRACKER));
         assertEquals(FS_NAME,
-                pigServer.getPigContext().getProperties().getProperty("fs.default.name"));
+                pigServer.getPigContext().getProperties().getProperty(FileSystem.FS_DEFAULT_NAME_KEY));
         assertEquals(TMP_DIR_PROP,
                 pigServer.getPigContext().getProperties().getProperty("hadoop.tmp.dir"));
     }