Add unit test for Ward ability

Mage.Tests/src/test/java/org/mage/test/cards/abilities/keywords/WardTest.java

@@ -0,0 +1,35 @@
+package org.mage.test.cards.abilities.keywords;
+
+import mage.constants.PhaseStep;
+import mage.constants.Zone;
+import org.junit.Test;
+import org.mage.test.serverside.base.CardTestPlayerBase;
+
+/**
+ *
+ * @author weirddan455
+ */
+public class WardTest extends CardTestPlayerBase {
+
+    @Test
+    public void wardMultipleAbilities() {
+        addCard(Zone.HAND, playerA, "Solitude"); // https://github.com/magefree/mage/issues/8378 Test that ward counters correct ability
+        addCard(Zone.HAND, playerA, "Healer's Hawk"); // Card to pitch to Solitude
+        addCard(Zone.BATTLEFIELD, playerB, "Waterfall Aerialist");  // Flying, Ward 2
+        setStrictChooseMode(true);
+
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Solitude");
+        setChoice(playerA, "Yes"); // Use alternate casting cost
+        setChoice(playerA, "Healer's Hawk");
+        setChoice(playerA, "When {this} enters the battlefield, exile up to one other target creature"); // Put exile trigger on the stack first (evoke trigger will resolve first)
+        addTarget(playerA, "Waterfall Aerialist");
+        setChoice(playerA, "No"); // Do not pay Ward cost
+        setStopAt(1, PhaseStep.END_TURN);
+        execute();
+
+        assertExileCount("Healer's Hawk", 1);
+        assertGraveyardCount(playerA, "Solitude", 1);
+        assertPermanentCount(playerB, "Waterfall Aerialist", 1);
+        assertAllCommandsUsed();
+    }
+}