def test_casso1(self):
solver = SimplexSolver()
x = Variable('x')
y = Variable('y')
solver.add_constraint(Constraint(x, Constraint.LEQ, y))
solver.add_constraint(Constraint(y, Constraint.EQ, x + 3))
solver.add_constraint(Constraint(x, Constraint.EQ, 10, WEAK))
solver.add_constraint(Constraint(y, Constraint.EQ, 10, WEAK))
self.assertTrue(
(approx_equal(x.value, 10) and approx_equal(y.value, 13))
or (approx_equal(x.value, 7) and approx_equal(y.value, 10)))
def test_casso1(self):
solver = SimplexSolver()
x = Variable('x')
y = Variable('y')
solver.add_constraint(Constraint(x, Constraint.LEQ, y))
solver.add_constraint(Constraint(y, Constraint.EQ, x + 3))
solver.add_constraint(Constraint(x, Constraint.EQ, 10, WEAK))
solver.add_constraint(Constraint(y, Constraint.EQ, 10, WEAK))
self.assertTrue(
(approx_equal(x.value, 10) and approx_equal(y.value, 13)) or
(approx_equal(x.value, 7) and approx_equal(y.value, 10))
)
def assertExpressionEqual(self, expr1, expr2):
if not isinstance(expr1, Expression):
return False
if not isinstance(expr2, Expression):
return False
if not approx_equal(expr1.constant, expr2.constant):
return False
if len(expr1.terms) != len(expr2.terms):
return False
if any(expr2.terms.get(var) != value for var, value in expr1.terms.items()):
return False
return True
def assertExpressionEqual(self, expr1, expr2):
if not isinstance(expr1, Expression):
return False
if not isinstance(expr2, Expression):
return False
if not approx_equal(expr1.constant, expr2.constant):
return False
if len(expr1.terms) != len(expr2.terms):
return False
if any(
expr2.terms.get(var) != value
for var, value in expr1.terms.items()):
return False
return True