Merge pull request lucaminudel#30 from wubin28/master

Used "Subclass and set superclass' field" to verify the next turn number should be increased by 1

.gitignore

@@ -5,3 +5,10 @@ _ReSharper*/
 *.user
 .DS_Store
 *.pyc
+
+#Doc
+*.rtf#
+
+# IDEA
+.idea/
+*.iml

TDDMicroExercises.YoursSolutions/Java-benwu/TurnTicketDispenser/pom.xml

@@ -7,7 +7,7 @@
   <dependency>
   		<groupId>junit</groupId>
   		<artifactId>junit</artifactId>
-  		<version>4.9</version>
+  		<version>4.11</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>

TDDMicroExercises.YoursSolutions/Java-benwu/TurnTicketDispenser/src/main/java/tddmicroexercises/turnticketdispenser/TestingTurnNumberSequence.java

@@ -0,0 +1,10 @@
+package tddmicroexercises.turnticketdispenser;
+
+/**
+ * Created by benwu on 14-6-11.
+ */
+public class TestingTurnNumberSequence extends TurnNumberSequence {
+    public void setCurrentTurnNumber(int currentTurnNumber) {
+        super.turnNumber = currentTurnNumber;
+    }
+}

TDDMicroExercises.YoursSolutions/Java-benwu/TurnTicketDispenser/src/main/java/tddmicroexercises/turnticketdispenser/TicketDispenser.java

@@ -2,9 +2,19 @@
 
 public class TicketDispenser
 {
+    private TurnNumberSequence turnNumberSequence;
+
+    public TicketDispenser(TurnNumberSequence turnNumberSequence) {
+        this.turnNumberSequence = turnNumberSequence;
+    }
+
+    public TicketDispenser() {
+        this.turnNumberSequence = new TurnNumberSequence();
+    }
+
     public TurnTicket getTurnTicket()
     {
-        int newTurnNumber = TurnNumberSequence.getNextTurnNumber();
+        int newTurnNumber = this.turnNumberSequence.getNextTurnNumber();
         TurnTicket newTurnTicket = new TurnTicket(newTurnNumber);
 
         return newTurnTicket;

TDDMicroExercises.YoursSolutions/Java-benwu/TurnTicketDispenser/src/main/java/tddmicroexercises/turnticketdispenser/TurnNumberSequence.java

@@ -2,10 +2,10 @@
 
 public class TurnNumberSequence
 {
-    private static int _turnNumber = 0;
+    protected static int turnNumber = 0;
 
     public static int getNextTurnNumber()
     {
-        return _turnNumber++;
+        return ++turnNumber;
     }
 }

TDDMicroExercises.YoursSolutions/Java-benwu/TurnTicketDispenser/src/test/java/tddmicroexercises/turnticketdispenser/TicketDispenserTest.java

@@ -0,0 +1,50 @@
+package tddmicroexercises.turnticketdispenser;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class TicketDispenserTest {
+    @Test
+    public void a_new_ticket_should_have_the_turn_number_subsequent_to_the_previous_ticket() {
+        // Arrange
+        TicketDispenser ticketDispenser = new TicketDispenser();
+
+        // Act
+        TurnTicket previousTicket = ticketDispenser.getTurnTicket();
+        TurnTicket newTicket = ticketDispenser.getTurnTicket();
+
+        // Assert
+        assertTrue(newTicket.getTurnNumber() > previousTicket.getTurnNumber());
+    }
+
+    @Test
+    public void a_new_ticket_should_have_the_turn_number_subsequent_to_the_previous_ticket_from_another_dispenser() {
+        // Arrange
+        TicketDispenser dispenser = new TicketDispenser();
+        TicketDispenser anotherDispenser = new TicketDispenser();
+
+        // Act
+        TurnTicket previousTicket = dispenser.getTurnTicket();
+        TurnTicket newTicketFromAnotherDispenser = anotherDispenser.getTurnTicket();
+
+        // Assert
+        assertTrue(newTicketFromAnotherDispenser.getTurnNumber() > previousTicket.getTurnNumber());
+    }
+
+    @Test
+    public void after_ticket_10_come_ticket_11() {
+        // Arrange
+        TestingTurnNumberSequence testingTurnNumberSequence = new TestingTurnNumberSequence();
+        testingTurnNumberSequence.setCurrentTurnNumber(10);
+        TicketDispenser ticketDispenser = new TicketDispenser(testingTurnNumberSequence);
+
+        // Act
+        TurnTicket newTicket = ticketDispenser.getTurnTicket();
+
+        // Assert
+        assertEquals(11, newTicket.getTurnNumber());
+    }
+
+}