fix #11353 (InvestigateTargetEffect)

add some test cases

Mage/src/main/java/mage/abilities/effects/keyword/InvestigateEffect.java

@@ -1,7 +1,6 @@
 package mage.abilities.effects.keyword;
 
 import mage.abilities.Ability;
-import mage.abilities.Mode;
 import mage.abilities.dynamicvalue.DynamicValue;
 import mage.abilities.dynamicvalue.common.StaticValue;
 import mage.abilities.effects.OneShotEffect;
@@ -29,6 +28,7 @@ public class InvestigateEffect extends OneShotEffect {
     public InvestigateEffect(DynamicValue amount) {
         super(Outcome.Benefit);
         this.amount = amount;
+        this.staticText = makeText();
     }
 
     protected InvestigateEffect(final InvestigateEffect effect) {
@@ -54,11 +54,7 @@ public class InvestigateEffect extends OneShotEffect {
         return new InvestigateEffect(this);
     }
 
-    @Override
-    public String getText(Mode mode) {
-        if (staticText != null && !staticText.isEmpty()) {
-            return staticText;
-        }
+    private String makeText() {
         String message;
         if (amount instanceof StaticValue) {
             int value = ((StaticValue) amount).getValue();
@@ -75,7 +71,7 @@ public class InvestigateEffect extends OneShotEffect {
         } else {
             message = " X times, where X is the " + amount.getMessage() + ". <i>(To investigate, c";
         }
-        return "investigate" + message + "reate a colorless Clue artifact token " +
-                "with \"{2}, Sacrifice this artifact: Draw a card.\")</i>";
+        return "investigate" + message + "reate a Clue token. " +
+                "It's an artifact with \"{2}, Sacrifice this artifact: Draw a card.\")</i>";
     }
 }

Mage/src/main/java/mage/abilities/effects/keyword/InvestigateTargetEffect.java

@@ -0,0 +1,68 @@
+package mage.abilities.effects.keyword;
+
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.StaticValue;
+import mage.abilities.effects.OneShotEffect;
+import mage.constants.Outcome;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.token.ClueArtifactToken;
+import mage.players.Player;
+
+/**
+ * @author LevelX2
+ */
+public class InvestigateTargetEffect extends OneShotEffect {
+
+    private final DynamicValue amount;
+
+    public InvestigateTargetEffect() {
+        this(1);
+    }
+
+    public InvestigateTargetEffect(int amount) {
+        this(StaticValue.get(amount));
+    }
+
+    public InvestigateTargetEffect(DynamicValue amount) {
+        super(Outcome.Benefit);
+        this.amount = amount;
+    }
+
+    protected InvestigateTargetEffect(final InvestigateTargetEffect effect) {
+        super(effect);
+        this.amount = effect.amount;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player targetPlayer = game.getPlayer(getTargetPointer().getFirst(game, source));
+        if (targetPlayer == null) {
+            return false;
+        }
+        int value = this.amount.calculate(game, source, this);
+        if (value < 1) {
+            return false;
+        }
+        new ClueArtifactToken().putOntoBattlefield(value, game, source, targetPlayer.getId());
+        for (int i = 0; i < value; i++) {
+            game.fireEvent(GameEvent.getEvent(GameEvent.EventType.INVESTIGATED, source.getSourceId(), source, targetPlayer.getId()));
+        }
+        return true;
+    }
+
+    @Override
+    public InvestigateTargetEffect copy() {
+        return new InvestigateTargetEffect(this);
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        if (staticText != null && !staticText.isEmpty()) {
+            return staticText;
+        }
+        return getTargetPointer().describeTargets(mode.getTargets(), "that player") + " investigates";
+    }
+}

Mage/src/main/java/mage/game/events/GameEvent.java

@@ -84,7 +84,7 @@ public class GameEvent implements Serializable {
          playerId    controller of the card
          */
         MADNESS_CARD_EXILED,
-        INVESTIGATED,
+        INVESTIGATED, // playerId is the player who investigated
         KICKED,
         /* CONVOKED
          targetId    id of the creature that was taped to convoke the sourceId