stocks-be/src/test/java/service/StockServiceTest.java

package service;

import com.danielbohry.stocks.App;
import com.danielbohry.stocks.domain.Quote;
import com.danielbohry.stocks.repository.StockRepository;
import com.danielbohry.stocks.service.StockService;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.ContextConfiguration;

import java.util.List;
import java.util.Set;

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

@SpringBootTest
@ContextConfiguration(classes = {App.class})
public class StockServiceTest {

    @Autowired
    private StockRepository repository;

    private StockService service;

    @BeforeEach
    public void setup() {
        service = new StockService(repository);
    }

    @Test
    public void shouldGetStockByCode() {
        //given
        String code = "AAPL";
        Quote expected = new Quote(code, "Apple Inc.", null, null);

        //when
        Quote result = service.getByCode(code);

        //then
        assertEquals(expected.getCode(), result.getCode());
        assertEquals(expected.getName(), result.getName());
    }

    @Test
    public void shouldGetStockByName() {
        //given
        String name = "West";

        //when
        Set<Quote> result = service.get(name);

        //then
        assertEquals(6, result.size());
    }

}