Verify that JMX attach still works fine

dcevm/src/test/java7/com/github/dcevm/test/management/AttachTest.java

@@ -0,0 +1,18 @@
+package com.github.dcevm.test.management;
+
+import com.sun.tools.attach.VirtualMachine;
+import org.junit.Test;
+
+import java.lang.management.ManagementFactory;
+
+public class AttachTest {
+
+  @Test
+  public void attachToSelfIsOk() throws Exception {
+    String nameOfRunningVM = ManagementFactory.getRuntimeMXBean().getName();
+    int p = nameOfRunningVM.indexOf('@');
+    String pid = nameOfRunningVM.substring(0, p);
+    VirtualMachine vm = VirtualMachine.attach(pid);
+    vm.detach();
+  }
+}