def test_answer_5(): assert c_to_f.c2f(-35.7) == -32.26
def test_answer_3(): assert c_to_f.c2f(-40.0) == -40.0
def test_answer_4(): assert c_to_f.c2f(35.7) == 96.26
def test_answer_2(): assert c_to_f.c2f(40) == 104
def test_answer_1(): # start unit test function with test_ assert c_to_f.c2f(0.0) == 32.0
def test_freezing(): assert c2f(0) == 32
def test_minu_40(): assert c2f(-40) == -40
def test_boiling(): assert c2f(100) == 212