diff --git a/genomix/genomix-hadoop/src/test/java/edu/uci/ics/genomix/hadoop/pmcommon/HadoopMiniClusterTest.java b/genomix/genomix-hadoop/src/test/java/edu/uci/ics/genomix/hadoop/pmcommon/HadoopMiniClusterTest.java
index be53c5e..0c92afe 100644
--- a/genomix/genomix-hadoop/src/test/java/edu/uci/ics/genomix/hadoop/pmcommon/HadoopMiniClusterTest.java
+++ b/genomix/genomix-hadoop/src/test/java/edu/uci/ics/genomix/hadoop/pmcommon/HadoopMiniClusterTest.java
@@ -30,7 +30,7 @@
 import org.junit.BeforeClass;
 
 //import edu.uci.ics.genomix.hadoop.velvetgraphbuilding.GraphBuildingDriver;
-import edu.uci.ics.genomix.hyracks.test.TestUtils;
+import edu.uci.ics.genomix.hyracks.newgraph.test.TestUtils;
 
 /*
  * A base class providing most of the boilerplate for Hadoop-based tests
diff --git a/genomix/genomix-hyracks/src/test/java/edu/uci/ics/genomix/hyracks/newgraph/test/TestUtils.java b/genomix/genomix-hyracks/src/test/java/edu/uci/ics/genomix/hyracks/newgraph/test/TestUtils.java
new file mode 100644
index 0000000..9fcbca3
--- /dev/null
+++ b/genomix/genomix-hyracks/src/test/java/edu/uci/ics/genomix/hyracks/newgraph/test/TestUtils.java
@@ -0,0 +1,235 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed 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 from
+ *
+ *     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 edu.uci.ics.genomix.hyracks.newgraph.test;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.util.ArrayList;
+import java.util.Collections;
+
+public class TestUtils {
+    /**
+     * Compare with the sorted expected file.
+     * The actual file may not be sorted;
+     * 
+     * @param expectedFile
+     * @param actualFile
+     */
+    public static void compareWithSortedResult(File expectedFile, File actualFile) throws Exception {
+        BufferedReader readerActual = new BufferedReader(new FileReader(actualFile));
+        BufferedReader readerExpected = new BufferedReader(new FileReader(expectedFile));
+        ArrayList<String> actualLines = new ArrayList<String>();
+        String lineExpected, lineActual;
+        try {
+            while ((lineActual = readerActual.readLine()) != null) {
+                actualLines.add(lineActual);
+            }
+            Collections.sort(actualLines);
+            int num = 1;
+            for (String actualLine : actualLines) {
+                lineExpected = readerExpected.readLine();
+                if (lineExpected == null) {
+                    throw new Exception("Actual result changed at line " + num + ":\n< " + actualLine + "\n> ");
+                }
+                if (!equalStrings(lineExpected, actualLine)) {
+                    throw new Exception("Result for changed at line " + num + ":\n< " + lineExpected + "\n> "
+                            + actualLine);
+                }
+                ++num;
+            }
+            lineExpected = readerExpected.readLine();
+            if (lineExpected != null) {
+                throw new Exception("Actual result changed at line " + num + ":\n< \n> " + lineExpected);
+            }
+        } finally {
+            readerActual.close();
+            readerExpected.close();
+        }
+    }
+
+    public static void compareWithUnSortedPosition(File expectedFile, File actualFile, int[] poslistField)
+            throws Exception {
+        BufferedReader readerActual = new BufferedReader(new FileReader(actualFile));
+        BufferedReader readerExpected = new BufferedReader(new FileReader(expectedFile));
+        ArrayList<String> actualLines = new ArrayList<String>();
+        String lineExpected, lineActual;
+        try {
+            while ((lineActual = readerActual.readLine()) != null) {
+                actualLines.add(lineActual);
+            }
+            Collections.sort(actualLines);
+            int num = 1;
+            for (String actualLine : actualLines) {
+                lineExpected = readerExpected.readLine();
+                if (lineExpected == null) {
+                    throw new Exception("Actual result changed at line " + num + ":\n< " + actualLine + "\n> ");
+                }
+                if (!containStrings(lineExpected, actualLine, poslistField)) {
+                    throw new Exception("Result for changed at line " + num + ":\n< " + lineExpected + "\n> "
+                            + actualLine);
+                }
+                ++num;
+            }
+            lineExpected = readerExpected.readLine();
+            if (lineExpected != null) {
+                throw new Exception("Actual result changed at line " + num + ":\n< \n> " + lineExpected);
+            }
+        } finally {
+            readerActual.close();
+            readerExpected.close();
+        }
+    }
+
+    public static void compareWithResult(File expectedFile, File actualFile) throws Exception {
+        BufferedReader readerExpected = new BufferedReader(new FileReader(expectedFile));
+        BufferedReader readerActual = new BufferedReader(new FileReader(actualFile));
+        String lineExpected, lineActual;
+        int num = 1;
+        try {
+            while ((lineExpected = readerExpected.readLine()) != null) {
+                lineActual = readerActual.readLine();
+                // Assert.assertEquals(lineExpected, lineActual);
+                if (lineActual == null) {
+                    throw new Exception("Actual result changed at line " + num + ":\n< " + lineExpected + "\n> ");
+                }
+                if (!equalStrings(lineExpected, lineActual)) {
+                    throw new Exception("Result for changed at line " + num + ":\n< " + lineExpected + "\n> "
+                            + lineActual);
+                }
+                ++num;
+            }
+            lineActual = readerActual.readLine();
+            if (lineActual != null) {
+                throw new Exception("Actual result changed at line " + num + ":\n< \n> " + lineActual);
+            }
+        } finally {
+            readerExpected.close();
+            readerActual.close();
+        }
+    }
+
+    private static boolean equalStrings(String s1, String s2) {
+        String[] rowsOne = s1.split("\n");
+        String[] rowsTwo = s2.split("\n");
+
+        if (rowsOne.length != rowsTwo.length)
+            return false;
+
+        for (int i = 0; i < rowsOne.length; i++) {
+            String row1 = rowsOne[i];
+            String row2 = rowsTwo[i];
+
+            if (row1.equals(row2))
+                continue;
+
+            String[] fields1 = row1.split(",");
+            String[] fields2 = row2.split(",");
+
+            for (int j = 0; j < fields1.length; j++) {
+                if (fields1[j].equals(fields2[j])) {
+                    continue;
+                } else if (fields1[j].indexOf('.') < 0) {
+                    return false;
+                } else {
+                    fields1[j] = fields1[j].split("=")[1];
+                    fields2[j] = fields2[j].split("=")[1];
+                    Double double1 = Double.parseDouble(fields1[j]);
+                    Double double2 = Double.parseDouble(fields2[j]);
+                    float float1 = (float) double1.doubleValue();
+                    float float2 = (float) double2.doubleValue();
+
+                    if (Math.abs(float1 - float2) == 0)
+                        continue;
+                    else {
+                        return false;
+                    }
+                }
+            }
+        }
+        return true;
+    }
+
+    private static boolean containStrings(String lineExpected, String actualLine, int[] poslistField) {
+        if (lineExpected.equals(actualLine)) {
+            return true;
+        }
+        String[] fieldsExp = lineExpected.split("\\\t");
+        String[] fieldsAct = actualLine.split("\\\t");
+        if (fieldsAct.length != fieldsExp.length) {
+            return false;
+        }
+        for (int i = 0; i < fieldsAct.length; i++) {
+            boolean cont = false;
+            for (int x : poslistField) {
+                if (i == x) {
+                    cont = true;
+                    break;
+                }
+            }
+            if (cont) {
+                continue;
+            }
+            if (!fieldsAct[i].equals(fieldsExp[i])) {
+                return false;
+            }
+        }
+
+        ArrayList<String> posExp = new ArrayList<String>();
+        ArrayList<String> posAct = new ArrayList<String>();
+
+        for (int x : poslistField) {
+            String valueExp = lineExpected.split("\\\t")[x];
+            for (int i = 1; i < valueExp.length() - 1;) {
+                if (valueExp.charAt(i) == '(') {
+                    String str = "";
+                    i++;
+                    while (i < valueExp.length() - 1 && valueExp.charAt(i) != ')') {
+                        str += valueExp.charAt(i);
+                        i++;
+                    }
+                    posExp.add(str);
+                }
+                i++;
+            }
+            String valueAct = actualLine.split("\\\t")[x];
+            for (int i = 1; i < valueAct.length() - 1;) {
+                if (valueAct.charAt(i) == '(') {
+                    String str = "";
+                    i++;
+                    while (i < valueAct.length() - 1 && valueAct.charAt(i) != ')') {
+                        str += valueAct.charAt(i);
+                        i++;
+                    }
+                    posAct.add(str);
+                }
+                i++;
+            }
+
+            if (posExp.size() != posAct.size()) {
+                return false;
+            }
+            Collections.sort(posExp);
+            Collections.sort(posAct);
+            for (int i = 0; i < posExp.size(); i++) {
+                if (!posExp.get(i).equals(posAct.get(i))) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+}