import mockit.Expectations;
import mockit.Injectable;
import mockit.Tested;
import mockit.integration.junit4.JMockit;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;

import java.util.Arrays;
import java.util.List;

@RunWith(JMockit.class)
public class MinTimesTest {

    public static class UnitUnderTest {
        public String doSomething(List<DependencyAbc> dependencies) {
            StringBuilder something = new StringBuilder();
            for (DependencyAbc dependency : dependencies) {
                if (dependency.getValue() > 0) {
                    something.append(dependency.getName());
                }
            }
            return something.toString();
        }
    }

    public static class DependencyAbc {
        public int getValue() {
            return 0;
        }
        public String getName() {
            return null;
        }
    }

    @Tested
    UnitUnderTest unit;

    @Injectable
    DependencyAbc dependency1;

    @Injectable
    DependencyAbc dependency2;

    final class DependencyExpectations extends Expectations {
        public DependencyExpectations(DependencyAbc dependency, int value, String name) {
            dependency.getValue(); result = value; minTimes = 0;
            dependency.getName(); result = name; minTimes = 0;
        }
    }

    @Test
    public void testMinTimes() {

        new DependencyExpectations(dependency1, -1, "dependency1");
        new DependencyExpectations(dependency2, 1, "dependency2");

        String result = unit.doSomething(Arrays.asList(dependency1, dependency2));
        Assert.assertEquals("dependency2", result);
    }
}