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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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Leonardo de Moura 2012-10-02 11:48:48 -07:00
parent e9eab22e5c
commit 68269c43a6
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test/th_propagation.cpp Normal file
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/*++
Copyright (c) 2006 Microsoft Corporation
Module Name:
th_propagation.cpp
Abstract:
Test theory propagation.
Author:
Leonardo de Moura (leonardo) 2006-11-07.
Revision History:
--*/
#include"core_theory.h"
class th_propagation_tester {
static void tst1() {
core_theory t;
t.m_params.m_relevancy_lvl = 0;
enode * n1 = t.mk_const();
enode * n2 = t.mk_const();
enode * n3 = t.mk_const();
literal eq1 = t.mk_eq(n1,n2);
literal eq2 = t.mk_eq(n2,n3);
literal eq3 = t.mk_eq(n1,n3);
literal l1 = t.mk_lit();
literal l2 = t.mk_lit();
t.mk_main_clause(l1, l2, ~eq3);
t.mk_main_clause(~l2, ~eq3);
t.mk_main_clause(~l1, ~eq2);
t.push_scope();
t.assign(eq1, mk_axiom());
t.propagate();
t.push_scope();
t.assign(eq2, mk_axiom());
t.propagate();
SASSERT(t.get_assignment(eq3) == l_true);
SASSERT(t.inconsistent());
bool r = t.m_sat->resolve_conflict();
SASSERT(r);
}
public:
static void run_tests() {
enable_trace("th_prop");
enable_trace("scope");
enable_trace("conflict");
tst1();
}
};
void tst_th_propagation() {
th_propagation_tester::run_tests();
}