def test_random_value():
	fahr=randint(0,randint(0,100))
	assert fahr_to_kelvin(fahr)==((fahr - 32) * (5/9))+273.15

#@raises(TypeError)
#def test_temp_string():
#	assert fahr_to_kelvin("SomeTemperature")

#@raises(TypeError)
#def test_null_temp():
#	assert fahr_to_kelvin()

def test_run_1():
    assert fahr_to_kelvin (40) == 277.59444444444443

def test_positive():
	assert fahr_to_kelvin(50)>=273

def test_random():
	assert fahr_to_kelvin(20.0)==266.4833333333333

def test_basic_value():
    assert fahr_to_kelvin(20)==266.4833333333333

def test_negative_fahr():
    assert round(fahr_to_kelvin(-100),2) == 199.82

def test_null_input():
    fahr_to_kelvin()

def kel_test_null():
    fahr_to_kelvin(0)==(-32*(5/9))-273.15

def test_fahr_greater():
    assert fahr_to_kelvin(-10) > 0

def test_kelvin2():
    assert round(fahr_to_kelvin(-200), 3) == 144.261	

def strin_test():
	assert fahr_to_kelvin("some string")

def test_kelvin1():
    assert round(fahr_to_kelvin(10), 3) == 260.928

def test_run_3():
    assert round(fahr_to_kelvin(-459.67),2) == 0.00 

def test_run_2():
    assert fahr_to_kelvin('nn') == 0

def test_temp_string():
	"""check that a type error occurs"""
	assert fahr_to_kelvin("SomeTemperature")

def test_zero_celsius():
    assert fahr_to_kelvin(32) == 273.15

def test_basic():
	"""basic test"""
	npt.assert_almost_equal(fahr_to_kelvin(20), 266.483333, decimal=2)

def test_temp_string():
    assert fahr_to_kelvin()

def test_string():
    fahr_to_kelvin("Something")

def fahr_to_kelvin_basic():
    assert fahr_to_kelvin(20.0)==244