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unit tests for dd_pdd ordering
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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@ -37,7 +37,7 @@ Author:
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#include "util/rational.h"
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namespace dd {
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class test;
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class pdd;
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class pdd_manager;
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class pdd_iterator;
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@ -46,6 +46,7 @@ namespace dd {
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public:
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enum semantics { free_e, mod2_e, zero_one_vars_e };
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private:
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friend test;
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friend pdd;
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friend pdd_iterator;
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@ -303,6 +304,7 @@ namespace dd {
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};
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class pdd {
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friend test;
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friend class pdd_manager;
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friend class pdd_iterator;
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unsigned root;
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@ -140,8 +140,9 @@ void test_iterator() {
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std::cout << m << "\n";
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}
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}
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void order() {
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class test {
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public :
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static void order() {
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std::cout << "order\n";
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pdd_manager m(4);
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unsigned va = 0;
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@ -160,7 +161,6 @@ void order() {
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SASSERT(i != 0 ||( m.vars.size() == 1 && m.vars[0] == vb));
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SASSERT(i != 1 ||( m.vars.size() == 1 && m.vars[0] == va));
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i++;
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// SASSERT(i != 1 || m == a);
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}
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pdd ccbbaa = c*c*b*b*a*a;
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pdd ccbbba = c*c*b*b*b*a;
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@ -173,26 +173,61 @@ void order() {
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SASSERT(i != 0 ||( m.vars.size() == 6 && m.vars[4] == vb)); // the first one has to be ccbbba
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SASSERT(i != 1 ||( m.vars.size() == 6 && m.vars[4] == va)); // the second one has to be ccbbaa
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i++;
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// SASSERT(i != 1 || m == a);
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}
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pdd dcbba = c*c*b*b*a*a;
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pdd dcbba = d*c*b*b*a;
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pdd dd = d * d;
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p = dcbba + ccbbba + d;
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p = dcbba + ccbbba + dd;
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vector<unsigned> v;
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std::cout << "p = " << p << "\n";
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std::cout << "more complex\n";
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i = 0;
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for (auto const& m : p) {
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std::cout << m << "\n";
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SASSERT(i != 0 ||( m.vars.size() == 6 && m.vars[0] == vc)); // the first one has to be ccbbba
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SASSERT(i != 1 ||( m.vars.size() == 5 && m.vars[0] == vd)); // the second one has to be dcbba
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SASSERT(i != 2 ||( m.vars.size() == 2 && m.vars[1] == vd)); // the second one has to be dd
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i++;
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// SASSERT(i != 1 || m == a);
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unsigned k = p.index();
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std::cout << "pdd(k) = " << pdd(k, m) << "\n";
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k = m.first_leading(k);
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do {
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if (m.is_val(k)) {
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SASSERT(m.val(k).is_one());
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break;
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}
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v.push_back(m.var(k));
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std::cout << "pdd(k) = " << pdd(k, m) << "\n";
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std::cout << "push v" << m.var(k) << "\n";
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k = m.next_leading(k);
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} while(true);
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auto it = v.begin();
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std::cout << "v" << *it;
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it++;
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for( ; it != v.end(); it ++) {
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std::cout << "*v" << *it;
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}
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SASSERT(v.size() == 6);
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SASSERT(v[0] == vc);
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std::cout << "\n";
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v.reset();
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p = d*c*c*d + b*c*c*b + d*d*d;
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k = p.index();
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std::cout << "pdd(k) = " << pdd(k, m) << "\n";
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k = m.first_leading(k);
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do {
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if (m.is_val(k)) {
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SASSERT(m.val(k).is_one());
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break;
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}
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v.push_back(m.var(k));
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std::cout << "pdd(k) = " << pdd(k, m) << "\n";
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std::cout << "push v" << m.var(k) << "\n";
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k = m.next_leading(k);
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} while(true);
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it = v.begin();
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std::cout << "v" << *it;
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it++;
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for( ; it != v.end(); it ++) {
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std::cout << "*v" << *it;
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}
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SASSERT(v.size() == 4);
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SASSERT(v[0] == vd);
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std::cout << "\n";
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}
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};
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}
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@ -203,5 +238,5 @@ void tst_pdd() {
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dd::test5();
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dd::test_reset();
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dd::test_iterator();
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dd::order();
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dd::test::order();
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}
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