trimmed VersionCommand and test class

biopet-extensions/src/main/scala/nl/lumc/sasc/biopet/extensions/Cnmops.scala

@@ -32,8 +32,11 @@ class Cnmops(val root: Configurable) extends RscriptCommandLineFunction with Ver
 
   protected var script: File = new File("/nl/lumc/sasc/biopet/extensions/cnmops.R")
 
-  def versionCommand = super.cmdLine + "--version"
-  def versionRegex = "\\d+\\.\\d+\\.\\d+".r
+  def versionCommand = {
+    val v = super.cmdLine + "--version"
+    v.trim.replace("'", "")
+  }
+  def versionRegex = "(\\d+\\.\\d+\\.\\d+)".r
 
   private def stringToInt(s: String): Option[Int] = {
     try {

biopet-extensions/src/test/scala/nl/lumc/sasc/biopet/extensions/CnmopsTest.scala

+package nl.lumc.sasc.biopet.extensions
+
+import org.scalatest.Matchers
+import org.scalatest.testng.TestNGSuite
+import org.testng.annotations.Test
+
+/**
+ * Created by Sander Bollen on 17-10-16.
+ */
+class CnmopsTest extends TestNGSuite with Matchers {
+
+  @Test
+  def testVersionCommand() = {
+    val cn = new Cnmops(null)
+    cn.versionCommand.endsWith("--version") shouldBe true
+    cn.versionCommand.startsWith("'Rscript'") shouldBe true
+  }
+
+}