[KHM] foretell improves (related to bc25c3d60a):

* reverted code format of AsThoughEffectType;
 * fixed disabled test;
 * added test for Dream Devourer;
 * simplified some code;

Mage.Tests/src/test/java/org/mage/test/cards/single/khm/DreamDevourerTest.java

@@ -0,0 +1,64 @@
+package org.mage.test.cards.single.khm;
+
+import mage.constants.PhaseStep;
+import mage.constants.Zone;
+import org.junit.Test;
+import org.mage.test.serverside.base.CardTestPlayerBase;
+
+/**
+ * @author JayDi85
+ */
+
+public class DreamDevourerTest extends CardTestPlayerBase {
+
+    @Test
+    public void test_GainAndReduce() {
+        removeAllCardsFromHand(playerA);
+
+        // Each nonland card in your hand without foretell has foretell. Its foretell cost is equal to its mana cost reduced by 2.
+        // Whenever you foretell a card, Dream Devourer gets +2/+0 until end of turn.
+        addCard(Zone.BATTLEFIELD, playerA, "Dream Devourer"); // 0/3
+        //
+        addCard(Zone.HAND, playerA, "Grizzly Bears", 2); // {1}{G}
+        addCard(Zone.BATTLEFIELD, playerA, "Forest", 2 + 2); // 2 for normal cast, 2 for exile
+
+        // bears must have foretell and normal cast
+        checkPlayableAbility("normal cast", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Cast Grizzly Bears", true);
+        checkPlayableAbility("foretell exile", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "{2}: Foretell", true);
+        checkPT("no boost", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Dream Devourer", 0, 3);
+
+        // normal cast and no boost
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Grizzly Bears");
+        waitStackResolved(1, PhaseStep.PRECOMBAT_MAIN);
+        checkPermanentCount("after normal cast", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Grizzly Bears", 1);
+        checkExileCount("after normal cast", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Grizzly Bears", 0);
+        checkPT("after normal cast - no boost", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Dream Devourer", 0, 3);
+
+        // foretell for {2}
+        activateAbility(1, PhaseStep.PRECOMBAT_MAIN, playerA, "{2}: Fore");
+        waitStackResolved(1, PhaseStep.PRECOMBAT_MAIN);
+        checkPermanentCount("after foretell", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Grizzly Bears", 1);
+        checkExileCount("after foretell", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Grizzly Bears", 1);
+        checkPT("after foretell - boosted", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Dream Devourer", 0 + 2, 3 + 0);
+
+        // boost must ends on next turn
+        checkPT("turn 2 - boosted end", 2, PhaseStep.PRECOMBAT_MAIN, playerA, "Dream Devourer", 0, 3);
+
+        // turn 3 - spend mana for cost reduce test (4 green -> 1 green)
+        activateManaAbility(3, PhaseStep.PRECOMBAT_MAIN, playerA, "{T}: Add {G}", 3);
+
+        // turn 3 - can play with cost reduce for {G}
+        activateAbility(3, PhaseStep.POSTCOMBAT_MAIN, playerA, "Foretell {G}");
+        waitStackResolved(3, PhaseStep.POSTCOMBAT_MAIN);
+        checkPermanentCount("after foretell cast", 3, PhaseStep.POSTCOMBAT_MAIN, playerA, "Grizzly Bears", 2);
+        checkExileCount("after foretell  cast", 3, PhaseStep.POSTCOMBAT_MAIN, playerA, "Grizzly Bears", 0);
+        checkPT("after foretell cast - no boost", 3, PhaseStep.POSTCOMBAT_MAIN, playerA, "Dream Devourer", 0, 3);
+
+        setStrictChooseMode(true);
+        setStopAt(3, PhaseStep.END_TURN);
+        execute();
+        assertAllCommandsUsed();
+
+        assertPermanentCount(playerA, "Grizzly Bears", 2);
+    }
+}

Mage.Tests/src/test/java/org/mage/test/cards/single/khm/KarfellHarbingerTest.java

@@ -2,7 +2,6 @@ package org.mage.test.cards.single.khm;
 
 import mage.constants.PhaseStep;
 import mage.constants.Zone;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.mage.test.serverside.base.CardTestPlayerBase;
 
@@ -12,14 +11,13 @@ import org.mage.test.serverside.base.CardTestPlayerBase;
 
 public class KarfellHarbingerTest extends CardTestPlayerBase {
 
-    @Ignore  // unignore when we find a better ability text for foretell
+    @Test
     public void testForetellMana() {
         addCard(Zone.BATTLEFIELD, playerA, "Island", 1);
         addCard(Zone.BATTLEFIELD, playerA, "Karfell Harbinger");
         addCard(Zone.HAND, playerA, "Augury Raven");
 
-        //activateAbility(1, PhaseStep.POSTCOMBAT_MAIN, playerA, "{2}: Foretold this card.");
-        activateAbility(1, PhaseStep.POSTCOMBAT_MAIN, playerA, "{2}: Foretold this card.");
+        activateAbility(1, PhaseStep.POSTCOMBAT_MAIN, playerA, "{2}: Fore");
 
         setStrictChooseMode(true);
         setStopAt(1, PhaseStep.END_TURN);

Mage/src/main/java/mage/abilities/common/ForetellSourceControllerTriggeredAbility.java

@@ -1,14 +1,8 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package mage.abilities.common;
 
-import mage.abilities.Ability;
-import mage.abilities.SpecialAction;
 import mage.abilities.TriggeredAbilityImpl;
 import mage.abilities.effects.Effect;
+import mage.abilities.keyword.ForetellAbility;
 import mage.cards.Card;
 import mage.constants.Zone;
 import mage.game.Game;
@@ -16,7 +10,6 @@ import mage.game.events.GameEvent;
 import mage.players.Player;
 
 /**
- *
  * @author jeffwadsworth
  */
 public class ForetellSourceControllerTriggeredAbility extends TriggeredAbilityImpl {
@@ -39,22 +32,15 @@ public class ForetellSourceControllerTriggeredAbility extends TriggeredAbilityIm
         //UUID specialAction = event.getTargetId();
         Card card = game.getCard(event.getSourceId());
         Player player = game.getPlayer(event.getPlayerId());
-        for (Ability a : card.getAbilities()) {
-            if (player.getId() == controllerId
-                    && (a instanceof SpecialAction)
-                    && a.getRule().endsWith("and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)</i>")) {
-                return true;
-            }
+        if (card == null || player == null) {
+            return false;
         }
-        // if the ability is added to cards via effect
-        for (Ability a : game.getState().getAllOtherAbilities(card.getId())) {
-            if (player.getId() == controllerId
-                    && (a instanceof SpecialAction)
-                    && a.getRule().endsWith("and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)</i>")) {
-                return true;
-            }
+
+        if (!isControlledBy(player.getId())) {
+            return false;
         }
-        return false;
+
+        return card.getAbilities(game).containsClass(ForetellAbility.class);
     }
 
     @Override

Mage/src/main/java/mage/abilities/keyword/ForetellAbility.java

@@ -1,6 +1,5 @@
 package mage.abilities.keyword;
 
-import java.util.UUID;
 import mage.MageObject;
 import mage.MageObjectReference;
 import mage.abilities.Ability;
@@ -19,14 +18,7 @@ import mage.abilities.effects.common.ExileTargetEffect;
 import mage.cards.Card;
 import mage.cards.ModalDoubleFacesCard;
 import mage.cards.SplitCard;
-import mage.constants.AsThoughEffectType;
-import mage.constants.Duration;
-import mage.constants.Layer;
-import mage.constants.Outcome;
-import mage.constants.SpellAbilityCastMode;
-import mage.constants.SpellAbilityType;
-import mage.constants.SubLayer;
-import mage.constants.Zone;
+import mage.constants.*;
 import mage.game.ExileZone;
 import mage.game.Game;
 import mage.players.Player;
@@ -34,13 +26,15 @@ import mage.target.targetpointer.FixedTarget;
 import mage.util.CardUtil;
 import mage.watchers.common.ForetoldWatcher;
 
+import java.util.UUID;
+
 /**
  * @author jeffwadsworth
  */
 public class ForetellAbility extends SpecialAction {
 
-    private String foretellCost;
-    private Card card;
+    private final String foretellCost;
+    private final Card card;
 
     public ForetellAbility(Card card, String foretellCost) {
         super(Zone.HAND);
@@ -72,6 +66,7 @@ public class ForetellAbility extends SpecialAction {
         // activate only during the controller's turn
         if (game.getState().getContinuousEffects().getApplicableAsThoughEffects(AsThoughEffectType.ALLOW_FORETELL_ANYTIME, game).isEmpty()
                 && !game.isActivePlayer(this.getControllerId())) {
+            // TODO: must be fixed to call super.canActivate here for additional checks someday
             return ActivationStatus.getFalse();
         }
         return super.canActivate(playerId, game);
@@ -80,7 +75,7 @@ public class ForetellAbility extends SpecialAction {
 
 class ForetellExileEffect extends OneShotEffect {
 
-    private Card card;
+    private final Card card;
     String foretellCost;
 
     public ForetellExileEffect(Card card, String foretellCost) {

Mage/src/main/java/mage/constants/AsThoughEffectType.java

@@ -18,6 +18,7 @@ public enum AsThoughEffectType {
     BLOCK_FORESTWALK,
     DAMAGE_NOT_BLOCKED,
     BE_BLOCKED,
+
     // PLAY_FROM_NOT_OWN_HAND_ZONE + CAST_AS_INSTANT:
     // 1. Do not use dialogs in "applies" method for that type of effect (it calls multiple times and will freeze the game)
     // 2. All effects in "applies" must checks affectedControllerId.equals(source.getControllerId()) (if not then all players will be able to play it)
@@ -25,21 +26,26 @@ public enum AsThoughEffectType {
     // TODO: search all PLAY_FROM_NOT_OWN_HAND_ZONE and CAST_AS_INSTANT effects and add support of mainCard and objectId
     PLAY_FROM_NOT_OWN_HAND_ZONE(true),
     CAST_AS_INSTANT(true),
+
     ACTIVATE_AS_INSTANT,
     DAMAGE,
     SHROUD,
     HEXPROOF,
     PAY_0_ECHO,
     LOOK_AT_FACE_DOWN,
+
     // SPEND_OTHER_MANA:
     // 1. It's uses for mana calcs at any zone, not stack only
     // 2. Compare zone change counter as "objectZCC <= targetZCC + 1"
     // 3. Compare zone with original (like exiled) and stack, not stack only
     // TODO: search all SPEND_ONLY_MANA effects and improve counters compare as SPEND_OTHER_MANA
     SPEND_OTHER_MANA,
+
     SPEND_ONLY_MANA,
     TARGET,
-    // Cosmos Charger effect
+
+    // ALLOW_FORETELL_ANYTIME:
+    // For Cosmos Charger effect
     ALLOW_FORETELL_ANYTIME;
 
     private final boolean needPlayCardAbility; // mark effect type as compatible with play/cast abilities