InterfaceComparableLab/src/test/java/com/zipcoder/payment/PaymentPresenterTest.java

package com.zipcoder.payment;

import org.junit.jupiter.api.Test;

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

public class PaymentPresenterTest {


    @Test
    public void toStringTest() {
        Payment[] payments = new Payment[0];
        PaymentPresenter pp = new PaymentPresenter();
        String expected = "";

        String actual = pp.toString(payments);

        assertEquals(expected, actual);


    }


    @Test
    public void toStringMultipleTest() {
        Payment[] payments = new Payment[2];
        Payment paypal = new Paypal("Tia Mowry", "tia@mowry.com");
        Payment check = new Check("Lewis Dominguez", "11432543", "134344551");

        payments[0] = paypal;
        payments[1] = check;

        PaymentPresenter presenter = new PaymentPresenter();
        String expected = "Check Lewis Dominguez ***4551\nPaypal Tia Mowry tia@mowry.com\n";

        String actual = presenter.toString(payments);
        assertEquals(expected, actual);
    }

    @Test
    public void toStringPaymentByPayer() {
        Payment[] payments = new Payment[2];
        Payment paypal = new Paypal("Tia Mowry", "tia@mowry.com");
        Payment check = new Check("Lewis Dominguez", "11432543", "134344551");

        payments[0] = paypal;
        payments[1] = check;

        PaymentPresenter presenter = new PaymentPresenter();
        String expected = "Check Lewis Dominguez ***4551\nPaypal Tia Mowry tia@mowry.com\n";

        String actual = presenter.toStringByPayerName(payments);
        assertEquals(expected, actual);
    }

    @Test
    public void toStringBySetIdTest() {
        Payment[] payments = new Payment[2];
        Paypal paypal = new Paypal("Tia Mowry", "tia@mowry.com");
        Check check = new Check("Lewis Dominguez", "11432543", "134344551");
        paypal.setId(2L);
        check.setId(1L);

        payments[0] = paypal;
        payments[1] = check;

        PaymentPresenter presenter = new PaymentPresenter();
        String expected = "Check Lewis Dominguez ***4551\nPaypal Tia Mowry tia@mowry.com\n";

        String actual = presenter.toStringBySetId(payments);
        assertEquals(expected, actual);

    }



}