Limit number of decks to 1

The subroutine to get a card shuffles 52 cards when the deck is run
through:

100 REM--SUBROUTINE TO GET A CARD.  RESULT IS PUT IN X.
110 IF C<51 THEN 230
120 PRINT "RESHUFFLING"
130 FOR D=D TO 1 STEP -1
140 C=C-1
150 C(C)=D(D)
160 NEXT D
170 FOR C1=52 TO C STEP -1
180 C2=INT(RND(1)*(C1-C+1))+C
190 C3=C(C2)
200 C(C2)=C(C1)
210 C(C1)=C3
220 NEXT C1
230 X=C(C)
240 C=C+1
250 RETURN

10_Blackjack/java/test/DeckTest.java

@@ -5,9 +5,9 @@ import org.junit.jupiter.api.Test;
 public class DeckTest {
 
     @Test
-    void testInitOne() {
+    void testInit() {
         // When
-        Deck deck = new Deck(1);
+        Deck deck = new Deck();
 
         // Then
         long nCards = deck.size();
@@ -28,13 +28,4 @@ public class DeckTest {
         
     }
 
-    @Test
-    void testInitTwo() {
-        // When
-        Deck deck = new Deck(2);
-
-        // Then
-        assertEquals(104, deck.size());
-    }
-    
 }