def test_linear_interp3(self):
'''c = 0, m = 1'''
m = -23
c = -234.234
x1 = -234.34
x2 = -23.9
y1 = x1 * m + c
y2 = x2 * m + c
testx = 17.3
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertAlmostEqual(testy, calculatedy, places=3)
def test_linear_interp2(self):
'''c = 0, m = 1'''
m = 2
c = 3
x1 = 3
x2 = 5
y1 = x1 * m + c
y2 = x2 * m + c
testx = 2
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertEqual(testy, calculatedy)
def test_linear_interp1(self):
'''c = 0, m = 1'''
m = 1
c = 0
x1 = 1
x2 = 2
y1 = x1 * m + c
y2 = x2 * m + c
testx = 3
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertEqual(testy, calculatedy)
def test_linear_interp3(self):
'''c = 0, m = 1'''
m = -23
c = -234.234
x1 = -234.34
x2 = -23.9
y1 = x1 * m + c
y2 = x2 * m + c
testx = 17.3
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertAlmostEqual(testy, calculatedy, places = 3)
def test_linear_interp2(self):
'''c = 0, m = 1'''
m = 2
c = 3
x1 = 3
x2 = 5
y1 = x1 * m + c
y2 = x2 * m + c
testx = 2
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertEqual(testy, calculatedy)
def test_linear_interp1(self):
'''c = 0, m = 1'''
m = 1
c = 0
x1 = 1
x2 = 2
y1 = x1 * m + c
y2 = x2 * m + c
testx = 3
testy = testx * m + c
calculatedy = sa.linear_interp(x1, y1, x2, y2, testx)
self.assertEqual(testy, calculatedy)
