ChareSWE/src/CredentialsTest.java

import org.junit.Test;
import static org.junit.Assert.*;


public class CredentialsTest{



@Test
    public void testOne(){
    Credentials c = new Credentials("", "");
    assertNotNull(c);
}

@Test
    public void testTwo(){

        Credentials c = new Credentials("hofmannol", "GERONIMO");
    assertEquals("hofmannol", c.login);
    }

    @Test
    public void testThree(){

        Credentials c = new Credentials("hofmannolli", "GERONIMOil");
        assertFalse(c.valid());
    }

    @Test
    public void testFour(){

        Credentials c = new Credentials("hofmannoll", "GERONIMOil");
        assertFalse(c.valid());
    }


}