def test_bassist():
    jaco = Bassist("Jaco Pastorious")
    assert jaco.name == "Jaco Pastorious"
    assert jaco.instrument == "bass"
    assert jaco.play_solo() == "thump, thump"
    assert jaco.__repr__() == "This is Bassist Jaco Pastorious"
    assert jaco.__str__() == "Bassist Jaco Pastorious"
def test_custom_solo_bass():
    solo = ""
    aniruth = Bassist("Aniruth Ravichander", solo)
    assert aniruth.play_solo() == solo
def test_bassist_play_solo():
    rehman = Bassist("AR Rehman")
    assert rehman.play_solo() == "Yeno Vaanilai Maaruthey"
def test_Bassist_fail():
    musician6 = Bassist('Bass', 'Paradise City')
    actual = musician6.play_solo()
    expected = 'City'
    assert actual != expected