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

package com.zipcoder.payment;

import java.util.Arrays;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

public class PaymentPresenterTest {

	Check check;
	Paypal paypal;


	PaymentPresenter presenter;

	@Before
	public void setup() {
		StringBuilder sb = new StringBuilder();

	}


	@Test
	public void toStringNoPayment() {

		Payments[] payments = new Payments[0];
		PaymentPresenter presenter = new PaymentPresenter();
		String expected = "";

		String actual = presenter.toString(payments);

		assertEquals(expected, actual);
	}

	@Test

	public void toStringByPayerName() {
		Payments[] payments = new Payments[2];
		Payments paypal = new Paypal(4L, "Tia Mowry", "tia@mowry.com");
		Payments check = new Check(81L, "Tia Mowry", "11432543", "134344551");

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

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

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


	}

	@Test
	public void toStringByPayer() {
		Payments[] payments = new Payments[2];
		Payments paypal = new Paypal(4L, "Tamara Mowry", "tamara@mowry.com");
		Payments check = new Check(81L, "Tia Mowry", "11432543", "134344551");

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

		PaymentPresenter presenter = new PaymentPresenter();
		String expected = "Paypal Tamara Mowry tamara@mowry.com\nCheck Tia Mowry ***4551\n";

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

	@Test
	public void toStringById(){
		Payments[] payments = new Payments[2];
		Payments paypal = new Paypal(81L, "Tamara Mowry", "tamara@mowry.com");
		Payments check = new Check(120L, "Tia Mowry", "11432543", "134344551");

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

		PaymentPresenter presenter = new PaymentPresenter();
		String expected = "Paypal Tamara Mowry tamara@mowry.com\nCheck Tia Mowry ***4551\n";

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

}