Added RewardValue class with cash and miles constructors

src/main/java/RewardValue.java

@@ -0,0 +1,26 @@
+public class RewardValue {
+    private double cashValue;
+    private int milesValue;
+
+    // Constructor that accepts a cash value
+    public RewardValue(double cashValue) {
+        this.cashValue = cashValue;
+        this.milesValue = (int) (cashValue / 0.0035);
+    }
+
+    // Constructor that accepts a miles value
+    public RewardValue(int milesValue) {
+        this.milesValue = milesValue;
+        this.cashValue = milesValue * 0.0035;
+    }
+
+    // Method to get the cash value
+    public double getCashValue() {
+        return cashValue;
+    }
+
+    // Method to get the miles value
+    public int getMilesValue() {
+        return milesValue;
+    }
+}

src/test/java/RewardValueTests.java

@@ -19,12 +19,22 @@ void create_with_miles_value() {
     }
 
     @Test
-    void convert_from_cash_to_miles() {
-        assert false;
+    void convert_from_cash_to_miles()
+    {
+        double cashValue = 100;
+        var rewardValue = new RewardValue(cashValue);
+        int expectedMiles = (int) (cashValue / 0.0035);
+        assertEquals(expectedMiles, rewardValue.getMilesValue(), "Conversion of cash to miles has failed");
     }
 
+
+
     @Test
-    void convert_from_miles_to_cash() {
-        assert false;
+    void convert_from_miles_to_cash()
+    {
+        int milesValue = 10000;
+        var rewardValue = new RewardValue(milesValue);
+        double expectedCash = milesValue * 0.0035;
+        assertEquals(expectedCash, rewardValue.getCashValue(), 0.001, "Conversion of miles to cash has failed");
     }
 }