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19 changes: 19 additions & 0 deletions src/main/java/RewardValue.java
Original file line number Diff line number Diff line change
@@ -1,4 +1,16 @@
public class RewardValue {
RewardaValurTests
private double cashValue;
private double milesValue;
private static final double MILES_TO_CASH_RATE = 0.0035;


public RewardValue(double milesValue) {
this.milesValue = milesValue;
this.cashValue = milesValue * MILES_TO_CASH_RATE;
}


private final double cashValue;
public static final double MILES_TO_CASH_CONVERSION_RATE = 0.0035;

Expand All @@ -17,12 +29,19 @@ private static int convertToMiles(double cashValue) {
private static double convertToCash(int milesValue) {
return milesValue * MILES_TO_CASH_CONVERSION_RATE;
}
flow

public double getCashValue() {
return cashValue;
}

RewardaValurTests

public double getMilesValue() {
return milesValue;

public int getMilesValue() {
return convertToMiles(this.cashValue);
flow
}
}
14 changes: 7 additions & 7 deletions src/test/java/RewardValueTests.java
Original file line number Diff line number Diff line change
@@ -1,5 +1,4 @@
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

public class RewardValueTests {
Expand All @@ -21,16 +20,17 @@ void create_with_miles_value() {
@Test
void convert_from_cash_to_miles() {
double cashValue = 100;
RewardaValurTests
var rewardValue = new RewardValue(cashValue);
double expectedMilesValue = cashValue / 0.0035; // Conversion rate
assertEquals(expectedMilesValue, rewardValue.getMilesValue(), 0.001); // Provide a small delta for double comparison

int expectedMilesValue = (int) (cashValue / RewardValue.MILES_TO_CASH_CONVERSION_RATE);
var rewardValue = new RewardValue(cashValue);
assertEquals(expectedMilesValue, rewardValue.getMilesValue());
flow
}

@Test
void convert_from_miles_to_cash() {
int milesValue = 10000;
double expectedCashValue = milesValue * RewardValue.MILES_TO_CASH_CONVERSION_RATE;
var rewardValue = new RewardValue(milesValue);
assertEquals(expectedCashValue, rewardValue.getCashValue());

}
}