diff --git a/java/test/org/broadinstitute/sting/playground/gatk/walkers/duplicates/DuplicatesWalkersIntegrationTest.java b/java/test/org/broadinstitute/sting/playground/gatk/walkers/duplicates/DuplicatesWalkersIntegrationTest.java
new file mode 100755
index 000000000..660dfd079
--- /dev/null
+++ b/java/test/org/broadinstitute/sting/playground/gatk/walkers/duplicates/DuplicatesWalkersIntegrationTest.java
@@ -0,0 +1,25 @@
+package org.broadinstitute.sting.playground.gatk.walkers.duplicates;
+
+import org.broadinstitute.sting.WalkerTest;
+import org.junit.Test;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.List;
+
+public class DuplicatesWalkersIntegrationTest extends WalkerTest {
+    public void testClipper(String name, String args, String md5) {
+        WalkerTestSpec spec = new WalkerTestSpec(
+                "-T CountDuplicates " +
+                        "-R /seq/references/Homo_sapiens_assembly18/v0/Homo_sapiens_assembly18.fasta " +
+                        "-I /humgen/gsa-hpprojects/GATK/data/Validation_Data/TCGA-06-0188.aligned.duplicates_marked.bam " +
+                        "-o %s " + args,
+                1, // just one output file
+                Arrays.asList("tmp"),
+                Arrays.asList(md5));
+        List<File> result = executeTest(name, spec).getFirst();
+    }
+
+    @Test public void testChr110Mb() { testClipper("testChr1-10mb", "-L chr1:1-10,000,000 --quiet", ""); }
+    @Test public void testIntervalVerbose() { testClipper("testIntervalVerbose", "-L chr1:6,527,154-6,528,292", ""); }
+}
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