add layout test for preference panel

Author: PhilippSalvisberg

sqldev/pom.xml

@@ -137,7 +137,22 @@
 			<scope>system</scope>
 			<systemPath>${sqldev.basedir}/jdev/extensions/oracle.jdeveloper.java.core.jar</systemPath>
 		</dependency>
-		<!-- SQL Developer specific dependencies part 2 (available in public maven repositories) -->
+		<!-- SQL Developer specific dependencies part 2 (used for tests only) -->
+		<dependency>
+			<groupId>oracle</groupId>
+			<artifactId>jewt4.jar</artifactId>
+			<version>12.2.1</version>
+			<scope>system</scope>
+			<systemPath>${sqldev.basedir}/modules/oracle.bali.jewt/jewt4.jar</systemPath>
+		</dependency>		
+		<dependency>
+			<groupId>oracle</groupId>
+			<artifactId>share.jar</artifactId>
+			<version>12.2.1</version>
+			<scope>system</scope>
+			<systemPath>${sqldev.basedir}/modules/oracle.bali.share/share.jar</systemPath>
+		</dependency>		
+		<!-- SQL Developer specific dependencies part 3 (available in public maven repositories) -->
 		<dependency>
 			<!-- SQL Developer is using this older version -->
 			<groupId>org.osgi</groupId>

sqldev/src/test/java/org/utplsql/sqldev/test/preference/PreferencePanelTest.xtend

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2018 Philipp Salvisberg <philipp.salvisberg@trivadis.com>
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.utplsql.sqldev.test.preference
+
+import java.awt.Toolkit
+import javax.swing.JFrame
+import javax.swing.SwingUtilities
+import org.junit.Test
+import org.utplsql.sqldev.ui.preference.PreferencePanel
+
+class PreferencePanelTest {
+	
+	@Test
+	def void layoutTest() {
+		val frame = new JFrame("Preference Panel")
+		SwingUtilities.invokeLater(new Runnable() {
+			override run() {
+				val panel = new PreferencePanel
+				frame.add(panel)
+				frame.pack
+				val dim = Toolkit.getDefaultToolkit().getScreenSize();
+				frame.setLocation(dim.width / 2 - frame.getSize().width / 2, dim.height / 2 - frame.getSize().height / 2);
+				frame.setVisible(true)
+			}
+		});
+		Thread.sleep(4 * 1000)
+		frame.dispose		
+	}
+	
+}