mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-24 09:35:32 +00:00
Code Activity

VERIFY in test

Browse source
This commit is contained in:
Jakob Rath 2022-07-21 13:07:28 +02:00
parent 4a3fe8ab82
commit f762b66fe2
2 changed files with 89 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

162
src/test/pdd.cpp
View file

@ -4,7 +4,7 @@
namespace dd {
class test {
public :
public:
static void hello_world() {
pdd_manager m(3);
@ -318,9 +318,9 @@ public :
std::cout << "expect 1 " << (2*a + 1).is_never_zero() << "\n";
std::cout << "expect 1 " << (2*a*b + 2*b + 1).is_never_zero() << "\n";
std::cout << "expect 0 " << (2*a + 2).is_never_zero() << "\n";
SASSERT((2*a + 1).is_never_zero());
SASSERT((2*a + 2*b + 1).is_never_zero());
SASSERT(!(2*a*b + 3*b + 2).is_never_zero());
VERIFY((2*a + 1).is_never_zero());
VERIFY((2*a + 2*b + 1).is_never_zero());
VERIFY(!(2*a*b + 3*b + 2).is_never_zero());
}
static void degree_of_variables() {
@ -333,52 +333,52 @@ public :
pdd b = m.mk_var(vb);
pdd c = m.mk_var(vc);
SASSERT(a.var() == va);
SASSERT(b.var() == vb);
VERIFY(a.var() == va);
VERIFY(b.var() == vb);
SASSERT(a.degree(va) == 1);
SASSERT(a.degree(vb) == 0);
SASSERT(a.degree(vc) == 0);
SASSERT(c.degree(vc) == 1);
SASSERT(c.degree(vb) == 0);
SASSERT(c.degree(va) == 0);
VERIFY(a.degree(va) == 1);
VERIFY(a.degree(vb) == 0);
VERIFY(a.degree(vc) == 0);
VERIFY(c.degree(vc) == 1);
VERIFY(c.degree(vb) == 0);
VERIFY(c.degree(va) == 0);
{
pdd p = a * a * a;
SASSERT(p.degree(va) == 3);
SASSERT(p.degree(vb) == 0);
VERIFY(p.degree(va) == 3);
VERIFY(p.degree(vb) == 0);
}
{
pdd p = b * a;
SASSERT(p.degree(va) == 1);
SASSERT(p.degree(vb) == 1);
SASSERT(p.degree(vc) == 0);
VERIFY(p.degree(va) == 1);
VERIFY(p.degree(vb) == 1);
VERIFY(p.degree(vc) == 0);
}
{
pdd p = (a*a*b + b*a*b + b + a*c)*a + b*b*c;
SASSERT(p.degree(va) == 3);
SASSERT(p.degree(vb) == 2);
SASSERT(p.degree(vc) == 1);
VERIFY(p.degree(va) == 3);
VERIFY(p.degree(vb) == 2);
VERIFY(p.degree(vc) == 1);
}
{
// check that skipping marked nodes works (1)
pdd p = b*a + c*a*a*a;
SASSERT(p.degree(va) == 3);
VERIFY(p.degree(va) == 3);
}
{
// check that skipping marked nodes works (2)
pdd p = (b+c)*(a*a*a);
SASSERT(p.degree(va) == 3);
VERIFY(p.degree(va) == 3);
}
{
// check that skipping marked nodes works (3)
pdd p = a*a*a*b*b*b*c + a*a*a*b*b*b;
SASSERT(p.degree(va) == 3);
VERIFY(p.degree(va) == 3);
}
}
@ -407,9 +407,9 @@ public :
for (unsigned i = 0; i < d; ++i) {
x_pow_d *= x;
}
SASSERT( p == lc * x_pow_d + rest );
SASSERT( d == 0 || rest.degree(v) < d );
SASSERT( d != 0 || lc.is_zero() );
VERIFY( p == lc * x_pow_d + rest );
VERIFY( d == 0 || rest.degree(v) < d );
VERIFY( d != 0 || lc.is_zero() );
};
auto test_multiple = [=](pdd const& p) {
@ -437,16 +437,16 @@ public :
pdd const a = m.mk_var(va);
pdd const b = m.mk_var(vb);
SASSERT(m.zero().max_pow2_divisor() == UINT_MAX);
SASSERT(m.one().max_pow2_divisor() == 0);
VERIFY(m.zero().max_pow2_divisor() == UINT_MAX);
VERIFY(m.one().max_pow2_divisor() == 0);
pdd p = (1 << 20)*a*b + 1024*b*b*b;
std::cout << p << " divided by 2^" << p.max_pow2_divisor() << "\n";
SASSERT(p.max_pow2_divisor() == 10);
SASSERT(p.div(rational::power_of_two(10)) == 1024*a*b + b*b*b);
SASSERT((p + p).max_pow2_divisor() == 11);
SASSERT((p * p).max_pow2_divisor() == 20);
SASSERT((p + 2*b).max_pow2_divisor() == 1);
SASSERT((p + b*b*b).max_pow2_divisor() == 0);
VERIFY(p.max_pow2_divisor() == 10);
VERIFY(p.div(rational::power_of_two(10)) == 1024*a*b + b*b*b);
VERIFY((p + p).max_pow2_divisor() == 11);
VERIFY((p * p).max_pow2_divisor() == 20);
VERIFY((p + 2*b).max_pow2_divisor() == 1);
VERIFY((p + b*b*b).max_pow2_divisor() == 0);
}
static void try_div() {
@ -456,9 +456,9 @@ public :
pdd const b = m.mk_var(1);
pdd const p = 5*a + 15*a*b;
SASSERT_EQ(p.div(rational(5)), a + 3*a*b);
VERIFY_EQ(p.div(rational(5)), a + 3*a*b);
pdd res = a;
SASSERT(!p.try_div(rational(3), res));
VERIFY(!p.try_div(rational(3), res));
}
static void binary_resolve() {
@ -476,34 +476,34 @@ public :
pdd p = a*a*b - a*a;
pdd q = a*b*b - b*b;
SASSERT(m.resolve(va, p, q, r));
SASSERT(r == a*b*b*b - a*b*b);
SASSERT(!m.resolve(va, q, p, r));
SASSERT(!m.resolve(vb, p, q, r));
SASSERT(m.resolve(vb, q, p, r));
SASSERT(r == a*a*a*b - a*a*b);
SASSERT(!m.resolve(vc, p, q, r));
VERIFY(m.resolve(va, p, q, r));
VERIFY(r == a*b*b*b - a*b*b);
VERIFY(!m.resolve(va, q, p, r));
VERIFY(!m.resolve(vb, p, q, r));
VERIFY(m.resolve(vb, q, p, r));
VERIFY(r == a*a*a*b - a*a*b);
VERIFY(!m.resolve(vc, p, q, r));
p = 2*a*a*b + 13*a*a;
q = 6*a*b*b*b + 14*b*b*b;
SASSERT(m.resolve(va, p, q, r));
SASSERT(r == (2*b+13)*2*b*b*b*a);
SASSERT(!m.resolve(va, q, p, r));
SASSERT(!m.resolve(vb, p, q, r));
SASSERT(m.resolve(vb, q, p, r));
SASSERT(r == 9*a*a*a*b*b + 5*a*a*b*b);
VERIFY(m.resolve(va, p, q, r));
VERIFY(r == (2*b+13)*2*b*b*b*a);
VERIFY(!m.resolve(va, q, p, r));
VERIFY(!m.resolve(vb, p, q, r));
VERIFY(m.resolve(vb, q, p, r));
VERIFY(r == 9*a*a*a*b*b + 5*a*a*b*b);
p = a*a*b - a*a + 4*a*c + 2;
q = 3*b*b - b*b*b + 8*b*c;
SASSERT(!m.resolve(va, p, q, r));
SASSERT(!m.resolve(va, q, p, r));
SASSERT(!m.resolve(vb, p, q, r));
SASSERT(m.resolve(vb, q, p, r));
SASSERT(r == 2*a*a*b*b + 8*a*a*b*c + 4*a*b*b*c + 2*b*b);
SASSERT(m.resolve(vc, p, q, r));
SASSERT(r == 2*a*a*b*b - 2*a*a*b - 3*a*b*b + a*b*b*b + 4*b);
SASSERT(m.resolve(vc, q, p, r));
SASSERT(r == -(2*a*a*b*b - 2*a*a*b - 3*a*b*b + a*b*b*b + 4*b));
VERIFY(!m.resolve(va, p, q, r));
VERIFY(!m.resolve(va, q, p, r));
VERIFY(!m.resolve(vb, p, q, r));
VERIFY(m.resolve(vb, q, p, r));
VERIFY(r == 2*a*a*b*b + 8*a*a*b*c + 4*a*b*b*c + 2*b*b);
VERIFY(m.resolve(vc, p, q, r));
VERIFY(r == 2*a*a*b*b - 2*a*a*b - 3*a*b*b + a*b*b*b + 4*b);
VERIFY(m.resolve(vc, q, p, r));
VERIFY(r == -(2*a*a*b*b - 2*a*a*b - 3*a*b*b + a*b*b*b + 4*b));
}
static void pow() {
@ -515,11 +515,11 @@ public :
pdd const a = m.mk_var(va);
pdd const b = m.mk_var(vb);
SASSERT(a.pow(0) == m.one());
SASSERT(a.pow(1) == a);
SASSERT(a.pow(2) == a*a);
SASSERT(a.pow(7) == a*a*a*a*a*a*a);
SASSERT((3*a*b).pow(3) == 27*a*a*a*b*b*b);
VERIFY(a.pow(0) == m.one());
VERIFY(a.pow(1) == a);
VERIFY(a.pow(2) == a*a);
VERIFY(a.pow(7) == a*a*a*a*a*a*a);
VERIFY((3*a*b).pow(3) == 27*a*a*a*b*b*b);
}
static void subst_val() {
@ -537,18 +537,18 @@ public :
{
pdd const p = 2*a + b + 1;
SASSERT(p.subst_val(va, rational(0)) == b + 1);
VERIFY(p.subst_val(va, rational(0)) == b + 1);
}
{
pdd const p = a + 2*b;
SASSERT(p.subst_val(va, rational(0)) == 2*b);
SASSERT(p.subst_val(va, rational(2)) == 2*b + 2);
SASSERT(p.subst_val(vb, rational(0)) == a);
SASSERT(p.subst_val(vb, rational(1)) == a + 2);
SASSERT(p.subst_val(vb, rational(2)) == a);
SASSERT(p.subst_val(vb, rational(3)) == a + 2);
SASSERT(p.subst_val(va, rational(0)).subst_val(vb, rational(3)) == 2*m.one());
VERIFY(p.subst_val(va, rational(0)) == 2*b);
VERIFY(p.subst_val(va, rational(2)) == 2*b + 2);
VERIFY(p.subst_val(vb, rational(0)) == a);
VERIFY(p.subst_val(vb, rational(1)) == a + 2);
VERIFY(p.subst_val(vb, rational(2)) == a);
VERIFY(p.subst_val(vb, rational(3)) == a + 2);
VERIFY(p.subst_val(va, rational(0)).subst_val(vb, rational(3)) == 2*m.one());
}
{
@ -556,7 +556,7 @@ public :
vector<std::pair<unsigned, rational>> sub;
sub.push_back({vb, rational(2)});
sub.push_back({vc, rational(3)});
SASSERT(p.subst_val0(sub) == a + d + 1);
VERIFY(p.subst_val0(sub) == a + d + 1);
}
{
@ -564,10 +564,10 @@ public :
vector<std::pair<unsigned, rational>> sub;
sub.push_back({vb, rational(2)});
sub.push_back({vc, rational(3)});
SASSERT(p.subst_val0(sub) == (a + 2) * (d + 3));
VERIFY(p.subst_val0(sub) == (a + 2) * (d + 3));
sub.push_back({va, rational(3)});
sub.push_back({vd, rational(2)});
SASSERT(p.subst_val0(sub) == m.one());
VERIFY(p.subst_val0(sub) == m.one());
}
}
@ -581,17 +581,17 @@ public :
pdd const b = m.mk_var(vb);
pdd p = a*a*b - a*a;
SASSERT(!p.is_univariate());
VERIFY(!p.is_univariate());
pdd q = 3*a*a*a + 1*a + 2;
SASSERT(q.is_univariate());
VERIFY(q.is_univariate());
vector<rational> coeff;
q.get_univariate_coefficients(coeff);
SASSERT_EQ(coeff.size(), 4);
SASSERT_EQ(coeff[0], 2);
SASSERT_EQ(coeff[1], 1);
SASSERT_EQ(coeff[2], 0);
SASSERT_EQ(coeff[3], 3);
VERIFY_EQ(coeff.size(), 4);
VERIFY_EQ(coeff[0], 2);
VERIFY_EQ(coeff[1], 1);
VERIFY_EQ(coeff[2], 0);
VERIFY_EQ(coeff[3], 3);
}
static void factors() {

9
src/util/debug.h
View file

@ -85,7 +85,14 @@ bool is_debug_enabled(const char * tag);
#define VERIFY(_x_) if (!(_x_)) { \
notify_assertion_violation(__FILE__, __LINE__, "Failed to verify: " #_x_ "\n"); \
exit(ERR_UNREACHABLE); \
}
}
#define VERIFY_EQ(LHS, RHS) \
if (!((LHS) == (RHS))) { \
notify_assertion_violation(__FILE__, __LINE__, "Failed to verify: " #LHS " == " #RHS "\n"); \
std::cerr << "LHS value: " << (LHS) << "\nRHS value: " << (RHS) << "\n"; \
exit(ERR_UNREACHABLE); \
}
#define ENSURE(_x_) VERIFY(_x_)