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import unittest
from polymatrix.expressionstate.init.initexpressionstate import init_expression_state
import polymatrix.expression.initexpressionbase
class TestMatrixMult(unittest.TestCase):
def test_1(self):
left_terms = {
(0, 0): {
tuple(): 1.0,
((0, 1),): 1.0,
},
(0, 1): {
((0, 1),): 1.0,
},
(1, 1): {
((0, 2),): 1.0,
},
}
right_terms = {
(0, 0): {
tuple(): 3.0,
((1, 1),): 2.0,
},
(1, 0): {
tuple(): 1.0,
},
}
left = polymatrix.expression.initexpressionbase.init_from_terms_expr(
terms=left_terms,
shape=(2, 2),
)
right = polymatrix.expression.initexpressionbase.init_from_terms_expr(
terms=right_terms,
shape=(2, 1),
)
expr = polymatrix.expression.initexpressionbase.init_matrix_mult_expr(
left=left,
right=right,
)
state = init_expression_state(n_param=2)
state, val = expr.apply(state)
data = val.get_poly(0, 0)
self.assertDictEqual({
tuple(): 3.0,
((0, 1),): 4.0,
((1, 1),): 2.0,
((0, 1), (1, 1),): 2.0,
}, data)
data = val.get_poly(1, 0)
self.assertDictEqual({
((0, 2),): 1.0,
}, data)
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