def test_index(self):
"""Test indexing/slicing into coefficients.
"""
# Index.
sum_coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
key = ku.validate_key((1, 0), self.x.shape)
coeffs = cu.index(sum_coeffs, key)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (1,2))
self.assertEqual(blocks[0][0,0], 0)
# Slice.
sum_coeffs = cu.add(self.A.coefficients(), self.C.coefficients())
key = ku.validate_key((slice(None, None, None), 1), self.A.shape)
coeffs = cu.index(sum_coeffs, key)
self.assertItemsEqual(coeffs.keys(), [self.A, s.CONSTANT])
# Variable.
blocks = coeffs[self.A]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,4))
# Constant.
blocks = coeffs[s.CONSTANT]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,1))
def test_mul(self):
"""Test multiplying coefficients.
"""
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
coeffs = cu.mul(self.C.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,2))
self.assertEqual(blocks[0][1,0], 2)
# Scalar by Matrix multiplication.
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
coeffs = cu.mul(self.c.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,2))
self.assertEqual(blocks[0][0,0], 3)
# Matrix by Scalar multiplication.
coeffs = self.a.coefficients()
coeffs = cu.mul(self.C.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.a])
blocks = coeffs[self.a]
self.assertEqual(len(blocks), 2)
self.assertEqual(blocks[0].size, (2,1))
self.assertEqual(blocks[0][1,0], 2)
self.assertEqual(blocks[1].size, (2,1))
self.assertEqual(blocks[1][1,0], 2)
def test_index(self):
"""Test indexing/slicing into coefficients.
"""
# Index.
sum_coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
key = ku.validate_key((1, 0), self.x.shape)
coeffs = cu.index(sum_coeffs, key)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (1, 2))
self.assertEqual(blocks[0][0, 0], 0)
# Slice.
sum_coeffs = cu.add(self.A.coefficients(), self.C.coefficients())
key = ku.validate_key((slice(None, None, None), 1), self.A.shape)
coeffs = cu.index(sum_coeffs, key)
self.assertItemsEqual(coeffs.keys(), [self.A, s.CONSTANT])
# Variable.
blocks = coeffs[self.A]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 4))
# Constant.
blocks = coeffs[s.CONSTANT]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 1))
def test_mul(self):
"""Test multiplying coefficients.
"""
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
coeffs = cu.mul(self.C.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 2))
self.assertEqual(blocks[0][1, 0], 2)
# Scalar by Matrix multiplication.
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
coeffs = cu.mul(self.c.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.y]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 2))
self.assertEqual(blocks[0][0, 0], 3)
# Matrix by Scalar multiplication.
coeffs = self.a.coefficients()
coeffs = cu.mul(self.C.coefficients(), coeffs)
self.assertItemsEqual(coeffs.keys(), [self.a])
blocks = coeffs[self.a]
self.assertEqual(len(blocks), 2)
self.assertEqual(blocks[0].shape, (2, 1))
self.assertEqual(blocks[0][1, 0], 2)
self.assertEqual(blocks[1].shape, (2, 1))
self.assertEqual(blocks[1][1, 0], 2)
def test_add(self):
"""Test adding coefficients.
"""
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.x]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,2))
coeffs = cu.add(coeffs, coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.x]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].size, (2,2))
self.assertEqual(blocks[0][0,0], 2)
coeffs = cu.add(coeffs, self.C.coefficients())
self.assertItemsEqual(coeffs.keys(), [self.x, self.y, s.CONSTANT])
blocks = coeffs[s.CONSTANT]
self.assertEqual(len(blocks), 2)
self.assertEqual(blocks[0].size, (2,1))
self.assertEqual(blocks[0][0,0], 1)
def test_add(self):
"""Test adding coefficients.
"""
coeffs = cu.add(self.x.coefficients(), self.y.coefficients())
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.x]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 2))
coeffs = cu.add(coeffs, coeffs)
self.assertItemsEqual(coeffs.keys(), [self.x, self.y])
blocks = coeffs[self.x]
self.assertEqual(len(blocks), 1)
self.assertEqual(blocks[0].shape, (2, 2))
self.assertEqual(blocks[0][0, 0], 2)
coeffs = cu.add(coeffs, self.C.coefficients())
self.assertItemsEqual(coeffs.keys(), [self.x, self.y, s.CONSTANT])
blocks = coeffs[s.CONSTANT]
self.assertEqual(len(blocks), 2)
self.assertEqual(blocks[0].shape, (2, 1))
self.assertEqual(blocks[0][0, 0], 1)
