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import pycarl
class TestGmpConvert():
def test_convert_int(self):
original = 43
assert isinstance(original, int)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Integer)
def test_convert_integer(self):
original = pycarl.gmp.Integer(23)
assert isinstance(original, pycarl.gmp.Integer)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Integer)
def test_convert_float(self):
original = -3.4
assert isinstance(original, float)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Rational)
def test_convert_rational(self):
original = pycarl.gmp.Rational(pycarl.gmp.Integer(12), pycarl.gmp.Integer(-4))
assert isinstance(original, pycarl.gmp.Rational)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Rational)
def test_convert_term(self):
pycarl.clear_pools()
var = pycarl.Variable("n")
rational = pycarl.gmp.Integer(-1) / pycarl.gmp.Integer(6)
monomial = pycarl.create_monomial(var, 3)
original = pycarl.gmp.Term(rational, monomial)
assert isinstance(original, pycarl.gmp.Term)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Term)
def test_convert_polynomial(self):
pycarl.clear_pools()
var1 = pycarl.Variable("n")
var2 = pycarl.Variable("o")
original = pycarl.gmp.Polynomial(5) * var2 * var1 + var2 * var2 + pycarl.gmp.Integer(3)
assert isinstance(original, pycarl.gmp.Polynomial)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.Polynomial)
def test_convert_rational_function(self):
pycarl.clear_pools()
var1 = pycarl.Variable("x")
var2 = pycarl.Variable("y")
pol1 = var1 * var2 + pycarl.gmp.Integer(42)
pol2 = var1 + pycarl.gmp.Integer(-1)
original = pycarl.gmp.RationalFunction(pol1, pol2)
assert isinstance(original, pycarl.gmp.RationalFunction)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.RationalFunction)
def test_convert_factorized_polynomial(self):
pycarl.clear_pools()
var1 = pycarl.Variable("a")
var2 = pycarl.Variable("b")
pol1 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(4) * (var2 + pycarl.gmp.Integer(-2)))
pol2 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(var1) - 3)
pol3 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(2) * var2)
original = pol1 * pol2 * pol3
assert isinstance(original, pycarl.gmp.FactorizedPolynomial)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.FactorizedPolynomial)
assert len(converted.factorization()) == len(original.factorization())
def test_convert_factorized_rational_function(self):
pycarl.clear_pools()
var1 = pycarl.Variable("a")
var2 = pycarl.Variable("b")
pol1 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(55) * (var1 + pycarl.gmp.Integer(20)))
pol2 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(var2) - 2)
pol3 = pycarl.gmp.create_factorized_polynomial(pycarl.gmp.Polynomial(562) * var2)
original = pycarl.gmp.FactorizedRationalFunction(pol1 * pol2, pol2 * pol3)
assert isinstance(original, pycarl.gmp.FactorizedRationalFunction)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.FactorizedRationalFunction)
assert len(converted.numerator.factorization()) == len(original.numerator.factorization())
assert len(converted.denominator.factorization()) == len(original.denominator.factorization())
def test_convert_constraint(self):
pycarl.clear_pools()
var1 = pycarl.Variable("a")
pol1 = pycarl.gmp.Polynomial(2) * var1 * var1 + var1 + pycarl.gmp.Integer(4)
original = pycarl.gmp.formula.Constraint(pol1, pycarl.formula.Relation.GREATER)
assert isinstance(original, pycarl.gmp.formula.Constraint)
converted = pycarl.convert.convert_to_gmp(original)
assert isinstance(converted, pycarl.gmp.formula.Constraint)
assert converted.relation == original.relation