fix #273

public/biopet-tools/src/main/scala/nl/lumc/sasc/biopet/tools/VcfFilter.scala

@@ -103,7 +103,7 @@ object VcfFilter extends ToolCommand {
     opt[String]("mustHaveGenotype") unbounded () valueName "<sample:genotype>" action { (x, c) =>
       c.copy(mustHaveGenotype = (x.split(":")(0), GenotypeType.valueOf(x.split(":")(1))) :: c.mustHaveGenotype)
     } validate { x =>
-      if (x.split(":").length == 2 && GenotypeType.values().contains(x.split(":")(1))) success
+      if (x.split(":").length == 2 && GenotypeType.values().map(_.toString).contains(x.split(":")(1))) success
       else failure("--mustHaveGenotype should be in this format: sample:genotype")
     } text "Must have genotoype <genotype> for this sample. Genotype can be " + GenotypeType.values().mkString(", ")
     opt[String]("diffGenotype") unbounded () valueName "<sample:sample>" action { (x, c) =>

public/biopet-tools/src/test/scala/nl/lumc/sasc/biopet/tools/VcfFilterTest.scala

@@ -67,6 +67,18 @@ class VcfFilterTest extends TestNGSuite with MockitoSugar with Matchers {
     main(arguments)
   }
 
+  @Test def testMustHaveGenotypes() = {
+    /**
+      * This should simply not raise an exception
+      */
+    val tmp = File.createTempFile("VCfFilter", ".vcf.gz")
+    tmp.deleteOnExit()
+    val tmp_path = tmp.getAbsolutePath
+    val arguments: Array[String] = Array("-I", vepped_path, "-o", tmp_path,
+      "--mustHaveGenotype", "Sample_101:HET")
+    main(arguments)
+  }
+
   @Test def testHasGenotype() = {
     val reader = new VCFFileReader(vepped, false)
     val record = reader.iterator().next()