Make the tests actually run

pom.xml

@@ -63,5 +63,11 @@
 			<artifactId>commons-io</artifactId>
 			<version>2.4</version>
 		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.11</version>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 </project>

src/test/java/com/lb_stuff/mcmodify/test/TestingUtils.java

@@ -0,0 +1,28 @@
+package com.lb_stuff.mcmodify.test;
+
+import java.io.File;
+import java.net.URISyntaxException;
+
+public final class TestingUtils
+{
+	private TestingUtils()
+	{
+		throw new UnsupportedOperationException();
+	}
+
+	public static File getInputFile(String name)
+	{
+		try
+		{
+			return new File(TestingUtils.class.getResource("/"+name+".in").toURI());
+		}
+		catch(URISyntaxException e)
+		{
+			return null;
+		}
+	}
+	public static File getOutputFile(String name)
+	{
+		return new File(name+".out");
+	}
+}

src/test/java/com/lb_stuff/mcmodify/test/LevelGeneral.java → src/test/java/com/lb_stuff/mcmodify/test/minecraft/LevelTest.java

@@ -1,21 +1,25 @@
-package com.lb_stuff.mcmodify.test;
+package com.lb_stuff.mcmodify.test.minecraft;
 
 import com.lb_stuff.mcmodify.minecraft.CompressionScheme;
 import com.lb_stuff.mcmodify.minecraft.Inventory;
 import com.lb_stuff.mcmodify.minecraft.Level;
 import com.lb_stuff.mcmodify.nbt.Tag;
+import com.lb_stuff.mcmodify.test.TestingUtils;
 
 import static com.lb_stuff.mcmodify.minecraft.IDs.WrittenBook;
 
+import org.junit.Test;
+
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 
-public class LevelGeneral
+public class LevelTest
 {
-	public static void main(String[] args) throws Throwable
+	@Test
+	public void general() throws Throwable
 	{
 		final Level level;
-		try(FileInputStream fis = new FileInputStream("level.dat.in"))
+		try(FileInputStream fis = new FileInputStream(TestingUtils.getInputFile("level.dat")))
 		{
 			level = new Level((Tag.Compound)Tag.deserialize(CompressionScheme.GZip.getInputStream(fis)));
 		}
@@ -29,7 +33,7 @@ public static void main(String[] args) throws Throwable
 		item.EnchantLevel(Inventory.Item.Enchantment.FireAspect, (short)2);
 		i.Item(7, item);
 
-		try(FileOutputStream fos = new FileOutputStream("level.dat.out"))
+		try(FileOutputStream fos = new FileOutputStream(TestingUtils.getOutputFile("level.dat")))
 		{
 			level.ToNBT("").serialize(CompressionScheme.GZip.getOutputStream(fos));
 		}

src/test/java/com/lb_stuff/mcmodify/test/minecraft/MapTest.java

@@ -0,0 +1,51 @@
+package com.lb_stuff.mcmodify.test.minecraft;
+
+import com.lb_stuff.mcmodify.minecraft.CompressionScheme;
+import com.lb_stuff.mcmodify.minecraft.Map;
+import com.lb_stuff.mcmodify.nbt.Tag;
+import com.lb_stuff.mcmodify.test.TestingUtils;
+
+import javax.imageio.ImageIO;
+import org.junit.Test;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+
+public class MapTest
+{
+	@Test
+	public void printLastMapId() throws Throwable
+	{
+		Tag.Compound idcounts;
+		try(FileInputStream fis = new FileInputStream(TestingUtils.getInputFile("idcounts.dat")))
+		{
+			idcounts = (Tag.Compound)Tag.deserialize(CompressionScheme.None.getInputStream(fis));
+		}
+		System.out.println("Last created map number: "+((Tag.Short)idcounts.find(Tag.Type.SHORT, "map")).v);
+	}
+	@Test
+	public void editMapImage() throws Throwable
+	{
+		final Map map;
+		try(FileInputStream fis = new FileInputStream(TestingUtils.getInputFile("map.dat")))
+		{
+			map = new Map((Tag.Compound)Tag.deserialize(CompressionScheme.GZip.getInputStream(fis)));
+		}
+
+		BufferedImage mapimage = map.Image();
+		ImageIO.write(mapimage, "png", TestingUtils.getOutputFile("map.png"));
+
+		Graphics2D g = mapimage.createGraphics();
+		g.setColor(Color.red);
+		g.drawString("My Minecraft Map", 16, 16);
+
+		try(FileOutputStream fos = new FileOutputStream(TestingUtils.getOutputFile("map.dat")))
+		{
+			map.ToNBT("").serialize(CompressionScheme.GZip.getOutputStream(fos));
+		}
+	}
+}

src/test/java/com/lb_stuff/mcmodify/test/ModifyEveryChunkInRegion.java → src/test/java/com/lb_stuff/mcmodify/test/minecraft/RegionTest.java

@@ -1,17 +1,21 @@
-package com.lb_stuff.mcmodify.test;
+package com.lb_stuff.mcmodify.test.minecraft;
 
 import com.lb_stuff.mcmodify.minecraft.Chunk;
 import com.lb_stuff.mcmodify.minecraft.FileRegion;
 import com.lb_stuff.mcmodify.minecraft.Mob;
+import com.lb_stuff.mcmodify.test.TestingUtils;
+
+import org.junit.Test;
 
 import java.io.File;
 
-public class ModifyEveryChunkInRegion
+public class RegionTest
 {
-	public static void main(String[] args) throws Throwable
+	@Test
+	public void modifyEveryChunk() throws Throwable
 	{
-		FileRegion region = new FileRegion(new File("r.0.0.mca.in"));
-		FileRegion newregion = new FileRegion(new File("r.0.0.mca.out"));
+		FileRegion region = new FileRegion(TestingUtils.getInputFile("r.0.0.mca"));
+		FileRegion newregion = new FileRegion(TestingUtils.getOutputFile("r.0.0.mca"));
 		for(int x = 0; x < 31; ++x)
 		{
 			for(int z = 0; z < 31; ++z)

src/test/java/com/lb_stuff/mcmodify/test/ManualTimeAdjust.java → src/test/java/com/lb_stuff/mcmodify/test/nbt/TagTests.java

@@ -1,14 +1,17 @@
-package com.lb_stuff.mcmodify.test;
+package com.lb_stuff.mcmodify.test.nbt;
 
 import com.lb_stuff.mcmodify.minecraft.CompressionScheme;
 import com.lb_stuff.mcmodify.nbt.Tag;
 
+import org.junit.Test;
+
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 
-public class ManualTimeAdjust
+public class TagTests
 {
-	public static void main(String[] args) throws Throwable
+	@Test
+	public void manualTimeAdjust() throws Throwable
 	{
 		final Tag.Compound level;
 		try(FileInputStream fis = new FileInputStream("level.dat.in"))