From ad2d01b46f9ee3aa8368fce37c7c1d301d750919 Mon Sep 17 00:00:00 2001
From: Oleg Agafonov <jaydi85@gmail.com>
Date: Mon, 6 Jul 2020 10:49:57 +0400
Subject: [PATCH] Added tests for #6698 (Emrakul, the Promised End)

---
 .../single/emn/EmrakulThePromisedEndTest.java | 64 +++++++++++++++++--
 1 file changed, 60 insertions(+), 4 deletions(-)

diff --git a/Mage.Tests/src/test/java/org/mage/test/cards/single/emn/EmrakulThePromisedEndTest.java b/Mage.Tests/src/test/java/org/mage/test/cards/single/emn/EmrakulThePromisedEndTest.java
index 6ab93d4b734..0a51f5095da 100644
--- a/Mage.Tests/src/test/java/org/mage/test/cards/single/emn/EmrakulThePromisedEndTest.java
+++ b/Mage.Tests/src/test/java/org/mage/test/cards/single/emn/EmrakulThePromisedEndTest.java
@@ -6,14 +6,13 @@ import org.junit.Test;
 import org.mage.test.serverside.base.CardTestPlayerBase;
 
 /**
- *
  * @author Quercitron
  */
 public class EmrakulThePromisedEndTest extends CardTestPlayerBase {
 
     // Test that extra turn is added correctly when Emrakul is cast during an opponent's turn.
     @Test
-    public void testExtraTurn_Turn2() {
+    public void test_ExtraTurn_Turn2() {
         addCard(Zone.BATTLEFIELD, playerB, "Island", 20);
         // Creature cards you own that aren't on the battlefield have flash.
         addCard(Zone.HAND, playerB, "Teferi, Mage of Zhalfir");
@@ -23,41 +22,98 @@ public class EmrakulThePromisedEndTest extends CardTestPlayerBase {
 
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Teferi, Mage of Zhalfir");
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Emrakul, the Promised End");
+        addTarget(playerB, playerA);
 
+        setStrictChooseMode(true);
         setStopAt(2, PhaseStep.POSTCOMBAT_MAIN);
         execute();
+        assertAllCommandsUsed();
 
         assertActivePlayer(playerB);
     }
 
     @Test
-    public void testExtraTurn_Turn3() {
+    public void test_ExtraTurn_Turn3() {
         addCard(Zone.BATTLEFIELD, playerB, "Island", 20);
         addCard(Zone.HAND, playerB, "Teferi, Mage of Zhalfir");
         addCard(Zone.HAND, playerB, "Emrakul, the Promised End");
 
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Teferi, Mage of Zhalfir");
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Emrakul, the Promised End");
+        addTarget(playerB, playerA);
 
+        setStrictChooseMode(true);
         setStopAt(3, PhaseStep.POSTCOMBAT_MAIN);
         execute();
+        assertAllCommandsUsed();
 
         assertActivePlayer(playerA);
     }
 
     @Test
-    public void testExtraTurn_Turn4() {
+    public void test_ExtraTurn_Turn4() {
         addCard(Zone.BATTLEFIELD, playerB, "Island", 20);
         addCard(Zone.HAND, playerB, "Teferi, Mage of Zhalfir");
         addCard(Zone.HAND, playerB, "Emrakul, the Promised End");
 
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Teferi, Mage of Zhalfir");
         castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerB, "Emrakul, the Promised End");
+        addTarget(playerB, playerA);
 
+        setStrictChooseMode(true);
         setStopAt(4, PhaseStep.POSTCOMBAT_MAIN);
         execute();
+        assertAllCommandsUsed();
 
         assertActivePlayer(playerA);
     }
 
+    @Test
+    public void test_CostReduction_FromHand() {
+        // {13}
+        // This spell costs {1} less to cast for each card type among cards in your graveyard.
+        // When you cast this spell, you gain control of target opponent during that player’s next turn. After that turn, that player takes an extra turn.
+        addCard(Zone.HAND, playerA, "Emrakul, the Promised End");
+        addCard(Zone.BATTLEFIELD, playerA, "Swamp", 13 - 2);
+        addCard(Zone.GRAVEYARD, playerA, "Balduvian Bears", 1);
+        addCard(Zone.GRAVEYARD, playerA, "Lightning Bolt", 1);
+
+        checkPlayableAbility("can play", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Cast Emrakul, the Promised End", true);
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Emrakul, the Promised End");
+        addTarget(playerA, playerB);
+
+        setStrictChooseMode(true);
+        setStopAt(1, PhaseStep.END_TURN);
+        execute();
+        assertAllCommandsUsed();
+
+        assertPermanentCount(playerA, "Emrakul, the Promised End", 1);
+    }
+
+    @Test
+    public void test_CostReduction_FromLibrary() {
+        removeAllCardsFromLibrary(playerA);
+
+        // {13}
+        // This spell costs {1} less to cast for each card type among cards in your graveyard.
+        // When you cast this spell, you gain control of target opponent during that player’s next turn. After that turn, that player takes an extra turn.
+        addCard(Zone.LIBRARY, playerA, "Emrakul, the Promised End");
+        addCard(Zone.BATTLEFIELD, playerA, "Swamp", 13 - 2);
+        addCard(Zone.GRAVEYARD, playerA, "Balduvian Bears", 1);
+        addCard(Zone.GRAVEYARD, playerA, "Lightning Bolt", 1);
+        //
+        // You may cast creature spells from the top of your library.
+        addCard(Zone.BATTLEFIELD, playerA, "Vivien, Monsters' Advocate", 1);
+
+        checkPlayableAbility("can play", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Cast Emrakul, the Promised End", true);
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Emrakul, the Promised End");
+        addTarget(playerA, playerB);
+
+        setStrictChooseMode(true);
+        setStopAt(1, PhaseStep.END_TURN);
+        execute();
+        assertAllCommandsUsed();
+
+        assertPermanentCount(playerA, "Emrakul, the Promised End", 1);
+    }
 }