def test_errors(self):
def fake(x): raise Exception
self.assertRaises(Exception,ex11.sum_functions(fake,abs),5)
self.assertRaises(Exception,ex11.sub_functions(fake,abs),5)
self.assertRaises(Exception,ex11.mul_functions(fake,abs),5)
self.assertRaises(Exception,ex11.div_functions(fake,abs),5)
self.assertRaises(Exception,ex11.compose(fake,abs),5)
self.assertRaises(Exception,ex11.compose(abs,fake),5)
self.assertRaises(Exception,ex11.inverse(fake),5)
self.assertRaises(Exception,ex11.derivative(fake),5)
self.assertRaises(Exception,ex11.integral_function(fake),5)
def test_errors(self):
def fake(x): raise Exception
self.assertRaises(Exception,ex11.sum_functions(fake,abs),5)
self.assertRaises(Exception,ex11.sub_functions(fake,abs),5)
self.assertRaises(Exception,ex11.mul_functions(fake,abs),5)
self.assertRaises(Exception,ex11.div_functions(fake,abs),5)
self.assertRaises(Exception,ex11.compose(fake,abs),5)
self.assertRaises(Exception,ex11.compose(abs,fake),5)
self.assertRaises(Exception,ex11.inverse(fake),5)
self.assertRaises(Exception,ex11.derivative(fake),5)
self.assertRaises(Exception,ex11.integral_function(fake),5)
def test_derivative2(self):
f = ex11.derivative(lambda x: x * x, 1)
self.assertAlmostEqual(f(0), 1)
self.assertAlmostEqual(f(9), 19)
def test_derivative1(self):
f = ex11.derivative(lambda x: x * x)
self.assertAlmostEqual(f(0), 1e-3)
self.assertAlmostEqual(f(9), 18.001)
def test_derivative2(self):
f = ex11.derivative(lambda x:x*x,1)
self.assertAlmostEqual(f(0),1)
self.assertAlmostEqual(f(9),19)
def test_derivative1(self):
f = ex11.derivative(lambda x:x*x)
self.assertAlmostEqual(f(0),1e-3)
self.assertAlmostEqual(f(9),18.001)
