Added test for Level Up ability

Mage.Tests/src/test/java/org/mage/test/cards/abilities/activated/LevelUpAbilityTest.java

@@ -0,0 +1,44 @@
+package org.mage.test.cards.abilities.activated;
+
+import junit.framework.Assert;
+import mage.Constants;
+import mage.abilities.keyword.IndestructibleAbility;
+import mage.abilities.keyword.LifelinkAbility;
+import mage.counters.CounterType;
+import mage.game.permanent.Permanent;
+import org.junit.Test;
+import org.mage.test.serverside.base.CardTestPlayerBase;
+
+/**
+ * @author noxx
+ */
+public class LevelUpAbilityTest extends CardTestPlayerBase {
+
+    /**
+     * Tests that putting level up counters really makes effect
+     */
+    @Test
+    public void testLevelChanged() {
+        addCard(Constants.Zone.BATTLEFIELD, playerA, "Transcendent Master");
+        addCard(Constants.Zone.BATTLEFIELD, playerA, "Plains", 15);
+
+        for (int i = 0; i < 12; i++) {
+            activateAbility(1, Constants.PhaseStep.PRECOMBAT_MAIN, playerA, "Level up {1}");
+        }
+
+        setStopAt(2, Constants.PhaseStep.END_TURN);
+        execute();
+
+        Permanent master = getPermanent("Transcendent Master", playerA.getId());
+        Assert.assertNotNull(master);
+
+        Assert.assertNotNull(master.getCounters());
+        Assert.assertFalse(master.getCounters().isEmpty());
+        Assert.assertEquals(12, master.getCounters().getCount(CounterType.LEVEL));
+        
+        Assert.assertEquals("Power different", 9, master.getPower().getValue());
+        Assert.assertEquals("Toughness different", 9, master.getToughness().getValue());
+        Assert.assertTrue(master.getAbilities().contains(LifelinkAbility.getInstance()));
+        Assert.assertTrue(master.getAbilities().contains(IndestructibleAbility.getInstance()));
+    }
+}