def test_argmin(self):
v = BlockVector(3)
a = np.array([3, 2, 1])
v.set_block(0, a.copy())
v.set_block(1, a.copy())
v.set_block(2, a.copy())
v.get_block(1)[1] = -5
argmin = v.argmin()
self.assertEqual(argmin, 4)
def test_argmin(self):
v = BlockVector(2)
v[0] = np.arange(5)
v[1] = np.arange(10, 15)
self.assertEqual(v.argmin(), 0)
