Oppdaterer TextureConverterUtil til å lese fra en tekstfil

Legger til en tekstfil som beskriver teksturregion som hører til en Tile
Legger til nødvendige metoder for å lese fra filen
Legger til noen tester for TextureConverterUtil

src/test/java/inf112/fiasko/roborally/utility/TextureConverterUtilTest.java

@@ -0,0 +1,67 @@
+package inf112.fiasko.roborally.utility;
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import inf112.fiasko.roborally.GdxTestRunner;
+import inf112.fiasko.roborally.element_properties.Direction;
+import inf112.fiasko.roborally.element_properties.TileType;
+import inf112.fiasko.roborally.objects.Tile;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static junit.framework.TestCase.assertTrue;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+
+@RunWith (GdxTestRunner.class)
+public class TextureConverterUtilTest {
+    private Tile tileNorth;
+    private Tile holeNorth;
+    private Tile transportBandSlowEast;
+    private TextureRegion tileTextureRegion;
+    private TextureRegion holeTextureRegion;
+    private TextureRegion transportBandSlowEastTextureRegion;
+
+    @Before
+    public void setUp() {
+        tileNorth = new Tile(TileType.TILE, Direction.NORTH);
+        holeNorth = new Tile(TileType.HOLE, Direction.NORTH);
+        transportBandSlowEast = new Tile(TileType.TRANSPORT_BAND_SLOW, Direction.EAST);
+        tileTextureRegion = TextureConverterUtil.convertElement(tileNorth);
+        holeTextureRegion = TextureConverterUtil.convertElement(holeNorth);
+        transportBandSlowEastTextureRegion = TextureConverterUtil.convertElement(transportBandSlowEast);
+    }
+
+    @Test
+    public void tileTileConversion() {
+        assertEquals(4*300, tileTextureRegion.getRegionX());
+        assertEquals(0, tileTextureRegion.getRegionY());
+    }
+
+    @Test
+    public void tileHoleConversion() {
+        assertEquals(5*300, holeTextureRegion.getRegionX());
+        assertEquals(0, holeTextureRegion.getRegionY());
+    }
+
+    @Test
+    public void tileTransportBandSlowFacingEastConversion() {
+        assertEquals(3*300, transportBandSlowEastTextureRegion.getRegionX());
+        assertEquals(6*300, transportBandSlowEastTextureRegion.getRegionY());
+    }
+
+    @Test
+    public void tileTileHasRotatedTextureTest() {
+        assertFalse(TextureConverterUtil.hasRotatedTexture(tileNorth));
+    }
+
+    @Test
+    public void tileHoleHasRotatedTextureTest() {
+        assertFalse(TextureConverterUtil.hasRotatedTexture(holeNorth));
+    }
+
+    @Test
+    public void tileTransportBandHasRotatedTextureTest() {
+        assertTrue(TextureConverterUtil.hasRotatedTexture(transportBandSlowEast));
+    }
+}