@Test
public final void testSetArtist() {
testGetArtist();
siExtended.setArtist("Steven");
assertEquals("Steven", siExtended.getArtist());
}
@Test
public final void testSongInfo() {
assertEquals(null, siBasic.getArtist());
assertEquals(null, siBasic.getTitle());
}
@Test
public final void testGetArtist() {
assertEquals("Hendrik", siExtended.getArtist());
}
@Test
public final void testSongInfoStringString() {
assertEquals("Hendrik", siExtended.getArtist());
assertEquals("I only sing in the shower", siExtended.getTitle());
}