TestNGExampleTest

import org.testng.Assert;
import org.testng.annotations.Test;

public class TestExampleString {
    @Test()
    public void testGenerateString(){
        ExampleString example = new ExampleString();
        String generateStr = example.generateString("Hello World");
        Assert.assertNotNull(generateStr);
        Assert.assertEquals(generateStr,"Hello World");
    }
}