Set Project Part 1: Card and CardTest

Card.java

@@ -0,0 +1,108 @@
+public class Card {
+  private int quantity;
+  private int color;
+  private int shading;
+  private int shape;
+
+  public Card(int theQuantity, int theColor, int theShading, int theShape){
+    quantity = formatValue(theQuantity);
+    color = formatValue(theColor);
+    shading = formatValue(theShading);
+    shape = formatValue(theShape);
+  }
+
+  private int formatValue(int val){
+    if(val < 4 && val > 0){
+      return val;
+    } else if (val >= 0){ 
+      return val % 3 + 1;  
+    } else {
+      return (((val % 3) + 3) % 3) + 1;
+    } 
+
+  }
+  public int getQuantity(){
+    return quantity;
+  }
+
+  public int getColor(){
+    return color;
+  } 
+
+  public int getShading(){ 
+    return shading;
+  } 
+
+  public int getShape(){ 
+    return shape;
+  }
+
+  public boolean isSet(Card second, Card third){
+   boolean qtyIsRight = isRightForSet(quantity, second.getQuantity(), third.getQuantity());
+   boolean colorIsRight = isRightForSet(color, second.getColor(), third.getColor());
+   boolean shadingIsRight = isRightForSet(shading, second.getShading(), third.getShading());
+   boolean shapeIsRight = isRightForSet(shape, second.getShape(), third.getShape());
+
+   if(qtyIsRight && colorIsRight && shadingIsRight && shapeIsRight){
+     return true;
+   } else {
+     return false;
+   }
+
+  }
+  public boolean isRightForSet(int val1, int val2, int val3){ 
+    if((val1 + val2 + val3) % 3 == 0){
+      return true;
+    } else {
+      return false;
+    }
+  }
+
+  public String toString(){
+    String str = "";
+    if(quantity == 1){
+      str += "1";
+    } else if(quantity == 2){
+      str += "2";
+    } else if(quantity == 3){
+      str += "3";
+    } 
+
+
+    if(color == 1){
+      str += "R";
+    } else if(color == 2){
+      str += "G";
+    } else if(color == 3){
+      str += "P";
+    }     
+
+    if(shading == 1){
+      str += "O";
+    } else if(shading == 2){
+      str += "T";
+    } else if(shading == 3){
+      str += "S";
+    }
+
+    if(shape == 1){
+      str += "O";
+    } else if (shape == 2){
+      str += "D";
+    } else if (shape == 3){
+      str += "S";
+    }  
+    return str;
+ }
+  public boolean equals(Object obj) {
+    Card that = (Card)obj;
+
+    return quantity == that.getQuantity() &&
+      color == that.getColor() &&
+      shading == that.getShading() &&
+      shape == that.getShape();
+  }
+
+
+}
+

CardTest.java

@@ -0,0 +1,69 @@
+import junit.framework.TestCase;
+
+public class CardTest extends TestCase {
+
+  public void testConstructorAndGetters(){ 
+    int expectedQuantity = 2;
+    int expectedColor = 1;
+    int expectedShape = 3;
+    int expectedShading = 2; 
+
+    Card card = new Card(expectedQuantity, expectedColor, expectedShading, expectedShape); 
+
+    assertEquals(expectedQuantity, card.getQuantity());
+    assertEquals(expectedColor, card.getColor()); 
+    assertEquals(expectedShading, card.getShading());
+    assertEquals(expectedShape, card.getShape());
+  }
+
+  public void testConstructorModulo(){
+    int expectedQuantity = 2;
+    int expectedColor = 1;
+    int expectedShape = 3;
+    int expectedShading = 3; 
+
+    Card card = new Card(4, 6, 11, -10);
+
+    assertEquals(expectedQuantity, card.getQuantity());
+    assertEquals(expectedColor, card.getColor()); 
+    assertEquals(expectedShading, card.getShading());
+    assertEquals(expectedShape, card.getShape());
+  }
+
+  public void testToString(){
+    Card card = new Card(1,1,2,3);
+    assertEquals("1RTS", card.toString());
+    Card card2 = new Card(2,3,3,1);
+    assertEquals("2PSO", card2.toString()); 
+    Card card3 = new Card(3,2,2,2);
+    assertEquals("3GTD", card3.toString());
+  }
+
+  public void testIsSet(){
+    Card card0 = new Card(1,1,3,1);
+    Card card1 = new Card(1,2,2,1);
+    Card card2 = new Card(1,3,1,1);
+    Card card3 = new Card(2,1,3,3);
+    Card card4 = new Card(3,1,3,2);
+
+    assertTrue(card0.isSet(card2, card1));
+    assertTrue(card0.isSet(card3, card4)); 
+    assertFalse(card0.isSet(card1, card3)); 
+    assertFalse(card0.isSet(card2, card4)); 
+
+  }
+
+  public void testIsSetTransitive(){ 
+    Card card0 = new Card(1,1,3,1);
+    Card card1 = new Card(1,2,2,1);
+    Card card2 = new Card(1,3,1,1);
+    Card card3 = new Card(2,1,3,3);
+
+    assertTrue(card0.isSet(card2, card1));
+    assertTrue(card1.isSet(card0, card2)); 
+    assertTrue(card2.isSet(card1, card0)); 
+    assertFalse(card0.isSet(card2, card3));  
+    assertFalse(card2.isSet(card0, card3));
+    assertFalse(card3.isSet(card2, card0));
+  }
+}

src/Card.java

@@ -1,6 +1,99 @@
 public class Card {
-  // Create the rest of this class yourself
+  private int quantity;
+  private int color;
+  private int shading;
+  private int shape;
 
+  public Card(int theQuantity, int theColor, int theShading, int theShape){
+    quantity = formatValue(theQuantity);
+    color = formatValue(theColor);
+    shading = formatValue(theShading);
+    shape = formatValue(theShape);
+  }
+
+  private int formatValue(int val){
+    if(val < 4 && val > 0){
+      return val;
+    } else if (val >= 0){ 
+      return val % 3 + 1;  
+    } else {
+      return (((val % 3) + 3) % 3) + 1;
+    } 
+
+  }
+  public int getQuantity(){
+    return quantity;
+  }
+
+  public int getColor(){
+    return color;
+  } 
+
+  public int getShading(){ 
+    return shading;
+  } 
+
+  public int getShape(){ 
+    return shape;
+  }
+
+  public boolean isSet(Card second, Card third){
+   boolean qtyIsRight = isRightForSet(quantity, second.getQuantity(), third.getQuantity());
+   boolean colorIsRight = isRightForSet(color, second.getColor(), third.getColor());
+   boolean shadingIsRight = isRightForSet(shading, second.getShading(), third.getShading());
+   boolean shapeIsRight = isRightForSet(shape, second.getShape(), third.getShape());
+
+   if(qtyIsRight && colorIsRight && shadingIsRight && shapeIsRight){
+     return true;
+   } else {
+     return false;
+   }
+
+  }
+  public boolean isRightForSet(int val1, int val2, int val3){ 
+    if((val1 + val2 + val3) % 3 == 0){
+      return true;
+    } else {
+      return false;
+    }
+  }
+
+  public String toString(){
+    String str = "";
+    if(quantity == 1){
+      str += "1";
+    } else if(quantity == 2){
+      str += "2";
+    } else if(quantity == 3){
+      str += "3";
+    } 
+
+
+    if(color == 1){
+      str += "R";
+    } else if(color == 2){
+      str += "G";
+    } else if(color == 3){
+      str += "P";
+    }     
+
+    if(shading == 1){
+      str += "O";
+    } else if(shading == 2){
+      str += "T";
+    } else if(shading == 3){
+      str += "S";
+    }
+
+    if(shape == 1){
+      str += "O";
+    } else if (shape == 2){
+      str += "D";
+    } else if (shape == 3){
+      str += "S";
+    }  
+    return str;
+ }
   public boolean equals(Object obj) {
     Card that = (Card)obj;
 
@@ -9,4 +102,7 @@ public boolean equals(Object obj) {
       shading == that.getShading() &&
       shape == that.getShape();
   }
+
+
 }
+

src/CardTest.java

@@ -0,0 +1,69 @@
+import junit.framework.TestCase;
+
+public class CardTest extends TestCase {
+
+  public void testConstructorAndGetters(){ 
+    int expectedQuantity = 2;
+    int expectedColor = 1;
+    int expectedShape = 3;
+    int expectedShading = 2; 
+
+    Card card = new Card(expectedQuantity, expectedColor, expectedShading, expectedShape); 
+
+    assertEquals(expectedQuantity, card.getQuantity());
+    assertEquals(expectedColor, card.getColor()); 
+    assertEquals(expectedShading, card.getShading());
+    assertEquals(expectedShape, card.getShape());
+  }
+
+  public void testConstructorModulo(){
+    int expectedQuantity = 2;
+    int expectedColor = 1;
+    int expectedShape = 3;
+    int expectedShading = 3; 
+
+    Card card = new Card(4, 6, 11, -10);
+
+    assertEquals(expectedQuantity, card.getQuantity());
+    assertEquals(expectedColor, card.getColor()); 
+    assertEquals(expectedShading, card.getShading());
+    assertEquals(expectedShape, card.getShape());
+  }
+
+  public void testToString(){
+    Card card = new Card(1,1,2,3);
+    assertEquals("1RTS", card.toString());
+    Card card2 = new Card(2,3,3,1);
+    assertEquals("2PSO", card2.toString()); 
+    Card card3 = new Card(3,2,2,2);
+    assertEquals("3GTD", card3.toString());
+  }
+
+  public void testIsSet(){
+    Card card0 = new Card(1,1,3,1);
+    Card card1 = new Card(1,2,2,1);
+    Card card2 = new Card(1,3,1,1);
+    Card card3 = new Card(2,1,3,3);
+    Card card4 = new Card(3,1,3,2);
+
+    assertTrue(card0.isSet(card2, card1));
+    assertTrue(card0.isSet(card3, card4)); 
+    assertFalse(card0.isSet(card1, card3)); 
+    assertFalse(card0.isSet(card2, card4)); 
+
+  }
+
+  public void testIsSetTransitive(){ 
+    Card card0 = new Card(1,1,3,1);
+    Card card1 = new Card(1,2,2,1);
+    Card card2 = new Card(1,3,1,1);
+    Card card3 = new Card(2,1,3,3);
+
+    assertTrue(card0.isSet(card2, card1));
+    assertTrue(card1.isSet(card0, card2)); 
+    assertTrue(card2.isSet(card1, card0)); 
+    assertFalse(card0.isSet(card2, card3));  
+    assertFalse(card2.isSet(card0, card3));
+    assertFalse(card3.isSet(card2, card0));
+  }
+}