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package com.technologyconversations.java8exercises.streams;
import org.junit.Test;
import java.util.List;
import static com.technologyconversations.java8exercises.streams.Joining.namesToString;
import static java.util.Arrays.asList;
import static org.assertj.core.api.Assertions.assertThat;
/*
Return people names separated by comma
*/
public class JoiningSpec {
@Test
public void toStringShouldReturnPeopleNamesSeparatedByComma() {
Person sara = new Person("Sara", 4);
Person viktor = new Person("Viktor", 40);
Person eva = new Person("Eva", 42);
List<Person> collection = asList(sara, viktor, eva);
assertThat(namesToString(collection))
.isEqualTo("Names: Sara, Viktor, Eva.");
}
}
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