class Test(unittest.TestCase):
def setUp(self):
self.ap = TheArithmeticProgression()
pass
def tearDown(self):
pass
def testCase1(self):
a, b, c = 0, 1, 2
expectedChange = 0.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase2(self):
a, b, c = 0, 2, 1
expectedChange = 1.5
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase3(self):
a, b, c = 3, 2, 1
expectedChange = 0.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase4(self):
a, b, c = 4, 4, 8
expectedChange = 2.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase5(self):
a, b, c = -4, -2, 0
expectedChange = 0.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase6(self):
a, b, c = -4, 0, 4
expectedChange = 0.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase7(self):
a, b, c = 8, 16, 9
expectedChange = 7.5
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase8(self):
a, b, c = -4, -6, -8
expectedChange = 0.0
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def testCase9(self):
a, b, c = -6, -2, -1
expectedChange = 1.5
change = self.ap.minimumChange(a, b, c)
self.assertEqual(change, expectedChange)
def setUp(self):
self.ap = TheArithmeticProgression()
pass