An attempt to test the various SWT-based images.

src/com/webcodepro/applecommander/test/SwtImageTest.java

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+package com.webcodepro.applecommander.test;
+
+import com.webcodepro.applecommander.storage.filters.imagehandlers.SwtImage;
+
+import java.io.FileOutputStream;
+
+import junit.framework.TestCase;
+
+/**
+ * Excersize the SwtImage class for all known types.
+ * @author Rob
+ */
+public class SwtImageTest extends TestCase {
+	/**
+	 * Constructor for SwtImageTest.
+	 */
+	public SwtImageTest(String arg0) {
+		super(arg0);
+	}
+
+	public static void main(String[] args) {
+		junit.textui.TestRunner.run(SwtImageTest.class);
+	}
+
+	public void testPNG() throws Exception {
+		performTest("PNG");
+	}
+	
+	public void testJPEG() throws Exception {
+		performTest("JPEG");
+	}
+	
+	public void testBMP() throws Exception {
+		performTest("BMP");
+	}
+	
+	public void testGIF() throws Exception {
+		performTest("GIF");
+	}
+	
+	protected void performTest(String imageType) throws Exception {
+		int height = 100;
+		int width = 100;
+		SwtImage image = new SwtImage(width, height);
+		image.setFileExtension(imageType);
+		int[] colors = { 
+			0xff0000, 0xff0000, 0xff0000, 0xff0000, 0xff0000,	// red
+			0x00ff00, 0x00ff00, 0x00ff00, 0x00ff00, 0x00ff00,	// green
+			0x0000ff, 0x0000ff, 0x0000ff, 0x0000ff, 0x0000ff,	// blue
+			0xffff00, 0xffff00, 0xffff00, 0xffff00, 0xffff00,	// red+green
+			0xff00ff, 0xff00ff, 0xff00ff, 0xff00ff, 0xff00ff,	// purple
+			0x00ffff, 0x00ffff, 0x00ffff, 0x00ffff, 0x00ffff,	// green+blue
+			0x000000, 0x000000, 0x000000, 0x000000, 0x000000,	// black
+			0xffffff, 0xffffff, 0xffffff, 0xffffff, 0xffffff	// white
+		};
+		for (int y=0; y<height; y++) {
+			int color= colors[y % colors.length];
+			for (int x=0; x<width; x++) {
+				image.setPoint(x, y, color);
+			}
+		}
+		image.save(new FileOutputStream("C:/Temp/TestImage." + imageType));
+	}
+}