Multi Currency Money [springframeworkguru#21. Implement Franc Object by test]

Author: gechulim

src/test/java/guru/springframework/Franc.java

@@ -0,0 +1,19 @@
+package guru.springframework;
+
+public class Franc {
+    private int amount;
+    public Franc(int amount) {
+        this.amount = amount;
+    }
+
+    Franc times(int multiplier) {
+        return new Franc(this.amount * multiplier);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        Franc franc = (Franc) o;
+        return amount == franc.amount;
+    }
+
+}

src/test/java/guru/springframework/MoneyTest.java

@@ -7,7 +7,7 @@
 
 public class MoneyTest {
     @Test
-    void testMultiplication() {
+    void testMultiplicationDollar() {
         Dollar five = new Dollar(5);
         Dollar product = five.times(2);
         assertEquals(new Dollar(10), product);
@@ -16,8 +16,23 @@ void testMultiplication() {
     }
 
     @Test
-    void testEquality() {
+    void testEqualityDollar() {
         assertEquals(new Dollar(6), new Dollar(6));
         assertNotEquals(new Dollar(6), new Dollar(8));
     }
+
+    @Test
+    void testMultiplicationFranc() {
+        Franc five = new Franc(5);
+        Franc product = five.times(2);
+        assertEquals(new Franc(10), product);
+        product = five.times(3);
+        assertEquals(new Franc(15), product);
+    }
+
+    @Test
+    void testEqualityFranc() {
+        assertEquals(new Franc(6), new Franc(6));
+        assertNotEquals(new Franc(6), new Franc(8));
+    }
 }