having$//$ TestReservation.java

import java.util.$*$;

import w$6.$Assert;

@Test

$/**$

$*$ The TestReservation class in Java contains methods to test constructors, getters, setters, and

$*$ calculation functions for a Reservation object.

$*/$

public class TestReservation $\{$

$/**$

$*$ The main function calls other functions related to constructors, getters, setters, calculating

$*$ reservation number of days, and calculating reservation bill amount.

$*/$

public static void main$($String$[]$ args$)$ throws Exception $\{$

ConstructorAndGetters$()$;

SettersAndGetters$()$;

CalculateReservationNumberOfDays$()$;

CalculateReservationBillAmount$()$;

$\}$

$//$ Constructor & getters

$/**$

$*$ The function creates a Reservation object with specific details and asserts the values

$*$ returned by its getters.

$*/$

public static void ConstructorAndGetters$()\{$

Reservation r$1=$ new Reservation$(1,$ "Ronald Parra", $"2024-02-14","2022-02-21")$;

Assert.assertEquals$(1,$ r$1.$getId$())$;

Assert.assertEquals$("$Ronald $",$ r$1.$getName$())$;

Assert.assertEquals$("2024-02-14",$ r$1.$getStartDate$())$;

Assert.assertEquals$("2022-02-21",$ r$1.$getEndDate$())$;

$\}$

$//$ Setters & getters

$/**$

$*$ The function SettersAndGetters sets and gets values for an object's id$,$ name, start date,

$*$ and end date properties, and asserts the expected values.

$*/$

public static void SettersAndGetters$()\{$

r$1.$setId$(2)$;

Assert.assertEquals$(2,$ r$1.$getId$())$;

r$1.$setName$("$Ronald $")$;

Assert.assertEquals$("$Ronald $",$ r$1.$getName$())$;

r$1.$setStartDate$("2024-02-14")$;

Assert.assertEquals$("2024-02-14",$ r$1.$getStartDate$())$;

r$1.$setEndDate$("2024-02-21")$;

Assert.assertEquals$("2024-02-21",$ r$1.$getEndDate$())$;

$\}$

$//$ calculateReservationNumberOfDays$()$

$/**$

$*$ The function CalculateReservationNumberOfDays$()$ in Java asserts that the number of days

$*$ calculated by r$1$ is equal to $8.$

$*/$

public static void CalculateReservationNumberOfDays$()$ throws Exception$\{$

Assert.assertEquals$(8,$ r$1.$calculateReservationNumberOfDays$())$;

$\}$

$//$ calculateReservationBillAmount$()$

$/**$

$*$ The function CalculateReservationBillAmount$()$ in Java asserts that the calculated

$*$ reservation bill amount is equal to $200\mathrm{.}0.$

$*/$

public static void CalculateReservationBillAmount$()$ throws Exception$\{$

Assert.assertEquals$(200\mathrm{.}0,$ r$1.$calculateReservationBillAmount$())$;

$\}$

$\}$ issues trying to run this code fora black box testing