def testBladeInitColumnVector():
# testing column vector
c = np.array([[2], [0], [0]])
B = Blade(c)
print 's: ', B.s
print 'blade: ', B.blade
assert np.allclose(np.dot(B.blade.T, B.blade), np.eye(1))
assert np.allclose(B.s, 2.0)
assert B.k == 1
B = Blade(c, s=2.0)
print 's: ', B.s
print 'blade: ', B.blade
assert np.allclose(np.dot(B.blade.T, B.blade), np.eye(1))
assert np.allclose(B.s, 4.0)
assert B.k == 1
def testBladeInitOneIndexVector():
# testing one-index (row-ish) vector
c = np.array([2, 0, 0])
B = Blade(c)
assert np.allclose(np.dot(B.blade.T, B.blade), np.eye(1))
assert np.allclose(B.s, 2.0)
assert B.k == 1
def testBladeInitRankDeficient():
# testing rank deficient
A = np.array([[1, 0], [1, 0], [0, 0]])
B = Blade(A)
print B.blade.shape
assert B.blade.shape == (1, 0)
assert np.allclose(B.s, 0)
assert B.k == 0
B = Blade(A, s=2.0)
assert B.blade.shape == (1, 0)
assert np.allclose(B.s, 0)
assert B.k == 0
# too many columns
C = np.array([[1, 0, 1], [0, 1, 0]])
B2 = Blade(C)
assert B2.blade.shape == (1, 0)
assert np.allclose(B2.s, 0)
assert B2.k == 0
