import org.junit.jupiter.api.BeforeEach; import org.junit.jupiter.api.Test; import javax.swing.*; import java.util.ArrayList; import static org.junit.jupiter.api.Assertions.*; class TextOutputTest { TextOutput textOutput; ArrayList text; @BeforeEach public void setup(){ textOutput = new TextOutput(); textOutput.formatFix(9); //textOutput.formatRaw(); text = new ArrayList<>(); text.add("1234 12345"); text.add("1234"); text.add("12 12 12"); text.add("TextTextTextTextTextTextTextTextTextTextTextTextTextText TextTextTextTextTextTextTextTextTextTextTextText TextTextText"); } @Test public void print(){ textOutput.print(text); } }