z3-z3-4.12.6.src.test.proof_checker.cpp Maven / Gradle / Ivy
/*++
Copyright (c) 2015 Microsoft Corporation
--*/
#include "ast/proofs/proof_checker.h"
#include "ast/ast_ll_pp.h"
#include
void tst_checker1() {
ast_manager m(PGM_ENABLED);
expr_ref a(m);
proof_ref p1(m), p2(m), p3(m), p4(m);
expr_ref_vector side_conditions(m);
a = m.mk_const(symbol("a"), m.mk_bool_sort());
p1 = m.mk_hypothesis(a.get());
p2 = m.mk_hypothesis(m.mk_not(a.get()));
ast_ll_pp(std::cout, m, p1.get());
ast_ll_pp(std::cout, m, p2.get());
proof* proofs[2] = { p1.get(), p2.get() };
p3 = m.mk_unit_resolution(2, proofs);
p4 = m.mk_lemma(p3.get(), a.get());
ast_ll_pp(std::cout, m, p4.get());
proof_checker checker(m);
p4 = m.mk_lemma(p3.get(), m.mk_or(a.get(), m.mk_not(a.get())));
ast_ll_pp(std::cout, m, p4.get());
VERIFY(checker.check(p4.get(), side_conditions));
}
void tst_proof_checker() {
tst_checker1();
}