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factor out model-based-opt code

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-04-27 15:08:10 -07:00
parent 68c7d64d00
commit 6aa6102891
5 changed files with 125 additions and 22 deletions
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1
src/test/main.cpp
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@ -186,6 +186,7 @@ int main(int argc, char ** argv) {
TST(smt_context);
TST(theory_dl);
TST(model_retrieval);
TST(model_based_opt);
TST(factor_rewriter);
TST(smt2print_parse);
TST(substitution);

49
src/test/model_based_opt.cpp Normal file
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@ -0,0 +1,49 @@
#include "model_based_opt.h"
static void test1() {
opt::model_based_opt mbo;
typedef opt::model_based_opt::var var;
vector<var> vars;
unsigned x = mbo.add_var(rational(2));
unsigned y = mbo.add_var(rational(3));
unsigned z = mbo.add_var(rational(4));
unsigned u = mbo.add_var(rational(5));
vars.reset();
vars.push_back(var(x, rational(1)));
vars.push_back(var(y, rational(-1)));
mbo.add_constraint(vars, rational(0), opt::t_le);
vars.reset();
vars.push_back(var(x, rational(1)));
vars.push_back(var(z, rational(-1)));
mbo.add_constraint(vars, rational(0), opt::t_le);
vars.reset();
vars.push_back(var(y, rational(1)));
vars.push_back(var(u, rational(-1)));
mbo.add_constraint(vars, rational(0), opt::t_le);
vars.reset();
vars.push_back(var(z, rational(1)));
vars.push_back(var(u, rational(-1)));
mbo.add_constraint(vars, rational(-1), opt::t_le);
vars.reset();
vars.push_back(var(u, rational(1)));
mbo.add_constraint(vars, rational(4), opt::t_le);
vars.reset();
vars.push_back(var(x, rational(2)));
mbo.set_objective(vars, rational(0));
rational value;
opt::bound_type bound = mbo.maximize(value);
std::cout << bound << ": " << value << "\n";
}
void tst_model_based_opt() {
test1();
}