backend/buisnesslogic/src/test/java/com/plannaplan/services/CommisionServiceTest.java

package com.plannaplan.services;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringRunner;

import static org.junit.Assert.assertTrue;

import com.plannaplan.entities.Commision;
import com.plannaplan.entities.User;

import org.junit.Test;
import org.junit.runner.RunWith;

@RunWith(SpringRunner.class)
@SpringBootTest
@ContextConfiguration
public class CommisionServiceTest {

    @Autowired
    private CommisionService service;

    @Autowired
    private UserService userService;

    @Test
    public void shouldSaveCommision() {
        long beginState = this.service.getCommisionsAmmount();
        this.service.save(new Commision());
        assertTrue("Commision ammount should have changed", this.service.getCommisionsAmmount() > beginState);
    }

    @Test
    public void shouldGetUserCommisions() {
        User usr = new User();
        this.userService.save(usr);
        this.service.save(new Commision(usr));

        assertTrue("User should have one commision", this.service.getUsersCommisions(usr).size() == 1);
    }

    @Test
    public void shouldGetNewestCommision() throws NullPointerException, InterruptedException {
        User usr = new User();
        this.userService.save(usr);
        this.service.save(new Commision(usr));

        Thread.sleep(2000);

        final Commision newestCommision = new Commision(usr);
        this.service.save(newestCommision);

        final Commision result = this.service.getNewestCommision(usr)
                .orElseThrow(() -> new NullPointerException("There was no commision"));

        assertTrue("Wrong commision was returned", result.getId() == newestCommision.getId());
    }

}