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Added a native version of the testcase for #339.
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daniel-raffler committed Dec 15, 2023
1 parent d78b8f4 commit 9197ed1
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Original file line number Diff line number Diff line change
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import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_check_sat;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_create_config;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_create_env;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_create_shared_env;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_decl_get_arity;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_decl_get_name;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_destroy_config;
Expand All @@ -26,10 +27,12 @@
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_get_rational_type;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_is_enum_type;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_is_integer_type;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_and;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_asin;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_eq;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_equal;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_exp;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_leq;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_log;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_not;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_make_number;
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import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_pop_backtrack_point;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_push_backtrack_point;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_set_option_checked;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_set_termination_callback;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_term_get_type;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_term_is_pi;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_term_repr;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_type_equals;
import static org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5NativeApi.msat_type_repr;

import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import org.junit.AssumptionViolatedException;
import org.junit.Before;
import org.junit.BeforeClass;
Expand Down Expand Up @@ -526,4 +534,49 @@ public void enumTypeTest() throws SolverException, InterruptedException {
assertThat(msat_check_sat(env)).isFalse();
msat_pop_backtrack_point(env);
}

private final ExecutorService executor = Executors.newSingleThreadExecutor();


@SuppressWarnings("unused")
private long createSharedEnv(long sibling) {
long cfg = msat_create_config();
msat_set_option_checked(cfg, "dpll.ghost_filtering", "true");
msat_set_option_checked(cfg, "theory.la.split_rat_eq", "false");

long prover = msat_create_shared_env(cfg, sibling);
msat_destroy_config(cfg);

// FIXME: Bug #339 is caused by this line. Removing it will fix the test.
long hook = msat_set_termination_callback(prover, () -> false);

return prover;
}

private long makeLt(long e, long t1, long t2) {
return msat_make_not(e, msat_make_leq(e, t2, t1));
}

@Test
public void bug339Test() throws ExecutionException, InterruptedException {
long integerType = msat_get_integer_type(env);

long varA = msat_make_variable(env, "A", integerType);
long varB = msat_make_variable(env, "B", integerType);

long formula = msat_make_and(env, makeLt(env, varA, varB), makeLt(env, varB, varA));

long prover = createSharedEnv(this.env);
msat_assert_formula(prover, formula);

Future<?> task1 = executor.submit(() -> {
try {
assertThat(msat_check_sat(prover)).isFalse();
} catch (InterruptedException | SolverException pE) {
throw new RuntimeException(pE);
}
});

assert task1.get() == null;
}
}

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