Make the tests work on Raspberry Pi

h2/src/test/org/h2/test/unit/TestTools.java

@@ -6,6 +6,7 @@
 package org.h2.test.unit;
 
 import java.awt.Button;
+import java.awt.HeadlessException;
 import java.awt.event.ActionEvent;
 import java.awt.event.MouseEvent;
 import java.io.ByteArrayOutputStream;
@@ -142,6 +143,7 @@ public class TestTools extends TestBase {
             lastUrl = "-";
             // double-click prevention is 100 ms
             Thread.sleep(200);
+            try {
                 MouseEvent me = new MouseEvent(new Button(), 0, 0, 0, 0, 0, 0,
                         false, MouseEvent.BUTTON1);
                 c.mouseClicked(me);
@@ -156,6 +158,11 @@ public class TestTools extends TestBase {
 
                 // check if the service was stopped
                 c.runTool("-webPort", "9002");
+
+            } catch (HeadlessException e) {
+                // ignore
+            }
+
             c.shutdown();
 
             // trying to use the same port for two services should fail,