gecode/test/float.cpp at develop · Gecode/gecode · GitHub

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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */

* Main authors:

* Christian Schulte <schulte@gecode.org>

* Mikael Lagerkvist <lagerkvist@gecode.org>

* Vincent Barichard <Vincent.Barichard@univ-angers.fr>

* Copyright:

* Christian Schulte, 2005

* Mikael Lagerkvist, 2005

* Vincent Barichard, 2012

* This file is part of Gecode, the generic constraint

* development environment:

* http://www.gecode.org

* Permission is hereby granted, free of charge, to any person obtaining

* a copy of this software and associated documentation files (the

* "Software"), to deal in the Software without restriction, including

* without limitation the rights to use, copy, modify, merge, publish,

* distribute, sublicense, and/or sell copies of the Software, and to

* permit persons to whom the Software is furnished to do so, subject to

* the following conditions:

* The above copyright notice and this permission notice shall be

* included in all copies or substantial portions of the Software.

* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE

* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION

* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#include "test/float.hh"

#include <algorithm>

#include <iomanip>

namespace Test { namespace Float {

* Complete assignments

void

CpltAssignment::operator++(void) {

using namespace Gecode;

int i = n-1;

while (true) {

FloatNum ns = dsv[i].min() + step;

dsv[i] = FloatVal(ns,nextafter(ns,ns+1));

if ((dsv[i].max() < d.max()) || (i == 0))

return;

dsv[i--] = FloatVal(d.min(),nextafter(d.min(),d.max()));

}

* Extended assignments

void

ExtAssignment::operator++(void) {

using namespace Gecode;

assert(n > 1);

int i = n-2;

while (true) {

FloatNum ns = dsv[i].min() + step;

dsv[i] = FloatVal(ns,nextafter(ns,ns+1));

if ((dsv[i].max() < d.max()) || (i == 0)) {

if (curPb->extendAssignement(*this)) return;

if ((dsv[i].max() >= d.max()) && (i == 0)) return;

continue;

}

dsv[i--] = FloatVal(d.min(),nextafter(d.min(),d.max()));

}

* Random assignments

void

RandomAssignment::operator++(void) {

for (int i = n; i--; )

vals[i]=randval();

a--;

}

}}

std::ostream&

operator<<(std::ostream& os, const Test::Float::Assignment& a) {

int n = a.size();

os << "{";

for (int i=0; i<n; i++)

os << "[" << a[i].min() << "," << a[i].max() << "]" << ((i!=n-1) ? "," : "}");

return os;

}

namespace Test { namespace Float {

Gecode::FloatNum randFValDown(Gecode::FloatNum l, Gecode::FloatNum u) {

using namespace Gecode;

using namespace Gecode::Float;

Rounding r;

return

r.add_down(

r.mul_down(

r.div_down(

Base::rand(static_cast<unsigned int>(Int::Limits::max)),

static_cast<FloatNum>(Int::Limits::max)

r.sub_down(u,l)

)

);

}

Gecode::FloatNum randFValUp(Gecode::FloatNum l, Gecode::FloatNum u) {

using namespace Gecode;

using namespace Gecode::Float;

Rounding r;

return

r.sub_up(

r.mul_down(

r.div_down(

Base::rand(static_cast<unsigned int>(Int::Limits::max)),

static_cast<FloatNum>(Int::Limits::max)

r.sub_down(u,l)

)

);

}

TestSpace::TestSpace(int n, Gecode::FloatVal& d0, Gecode::FloatNum s,

Test* t)

: d(d0), step(s),

x(*this,n,Gecode::Float::Limits::min,Gecode::Float::Limits::max),

test(t), reified(false) {

Gecode::FloatVarArgs _x(*this,n,d.min(),d.max());

if (x.size() == 1)

Gecode::dom(*this,x[0],_x[0]);

else

Gecode::dom(*this,x,_x);

Gecode::BoolVar b(*this,0,1);

r = Gecode::Reify(b,Gecode::RM_EQV);

if (opt.log)

olog << ind(2) << "Initial: x[]=" << x

<< std::endl;

}

TestSpace::TestSpace(int n, Gecode::FloatVal& d0, Gecode::FloatNum s,

Test* t, Gecode::ReifyMode rm)

: d(d0), step(s), x(*this,n,d.min(),d.max()), test(t), reified(true) {

Gecode::BoolVar b(*this,0,1);

r = Gecode::Reify(b,rm);

if (opt.log)

olog << ind(2) << "Initial: x[]=" << x

<< " b=" << r.var()

<< std::endl;

}

TestSpace::TestSpace(TestSpace& s)

: Gecode::Space(s), d(s.d), step(s.step), test(s.test), reified(s.reified) {

x.update(*this, s.x);

Gecode::BoolVar b;

Gecode::BoolVar sr(s.r.var());

b.update(*this, sr);

r.var(b); r.mode(s.r.mode());

}

Gecode::Space*

TestSpace::copy(void) {

return new TestSpace(*this);

}

void

TestSpace::enable(void) {

Gecode::PropagatorGroup::all.enable(*this);

}

void

TestSpace::disable(void) {

Gecode::PropagatorGroup::all.disable(*this);

(void) status();

}

void

TestSpace::dropUntil(const Assignment& a) {

for (int i = x.size(); i--; )

Gecode::rel(*this, x[i], Gecode::FRT_GQ, a[i].min());

}

bool

TestSpace::assigned(void) const {

for (int i=x.size(); i--; )

if (!x[i].assigned())

return false;

return true;

}

bool

TestSpace::matchAssignment(const Assignment& a) const {

for (int i=x.size(); i--; )

if ((x[i].min() < a[i].min()) && (x[i].max() > a[i].max()))

return false;

return true;

}

void

TestSpace::post(void) {

if (reified){

test->post(*this,x,r);

if (opt.log)

olog << ind(3) << "Posting reified propagator" << std::endl;

} else {

test->post(*this,x);

if (opt.log)

olog << ind(3) << "Posting propagator" << std::endl;

}

bool

TestSpace::failed(void) {

if (opt.log) {

olog << ind(3) << "Fixpoint: " << x;

bool f=(status() == Gecode::SS_FAILED);

olog << std::endl << ind(3) << " --> " << x << std::endl;

return f;

} else {

return status() == Gecode::SS_FAILED;

}

void

TestSpace::rel(int i, Gecode::FloatRelType frt, Gecode::FloatVal n) {

if (opt.log) {

olog << ind(4) << "x[" << i << "] ";

switch (frt) {

case Gecode::FRT_EQ: olog << "="; break;

case Gecode::FRT_NQ: olog << "!="; break;

case Gecode::FRT_LQ: olog << "<="; break;

case Gecode::FRT_LE: olog << "<"; break;

case Gecode::FRT_GQ: olog << ">="; break;

case Gecode::FRT_GR: olog << ">"; break;

}

olog << " [" << n.min() << "," << n.max() << "]" << std::endl;

}

Gecode::rel(*this, x[i], frt, n);

}

void

TestSpace::rel(bool sol) {

int n = sol ? 1 : 0;

assert(reified);

if (opt.log)

olog << ind(4) << "b = " << n << std::endl;

Gecode::rel(*this, r.var(), Gecode::IRT_EQ, n);

}

void

TestSpace::assign(const Assignment& a, MaybeType& sol, bool skip) {

using namespace Gecode;

int i = skip ? static_cast<int>(Base::rand(a.size())) : -1;

for (int j=a.size(); j--; )

if (i != j) {

if ((x[j].min() == a[j].max()) || (x[j].max() == a[j].min()))

{

sol = MT_MAYBE;

return;

}

rel(j, FRT_EQ, a[j]);

if (Base::fixpoint() && failed())

return;

}

void

TestSpace::bound(void) {

using namespace Gecode;

// Select variable to be assigned

int i = Base::rand(x.size());

while (x[i].assigned()) {

i = (i+1) % x.size();

}

bool min = Base::rand(2);

if (min)

rel(i, FRT_LQ, nextafter(x[i].min(), x[i].max()));

else

rel(i, FRT_GQ, nextafter(x[i].max(), x[i].min()));

}

Gecode::FloatNum

TestSpace::cut(int* cutDirections) {

using namespace Gecode;

using namespace Gecode::Float;

// Select variable to be cut

int i = 0;

while (x[i].assigned()) i++;

for (int j=x.size(); j--; ) {

if (!x[j].assigned() && (x[j].size() > x[i].size())) i = j;

}

Rounding r;

if (cutDirections[i]) {

FloatNum m = r.div_up(r.add_up(x[i].min(),x[i].max()),2);

FloatNum n = nextafter(x[i].min(), x[i].max());

if (m > n)

rel(i, FRT_LQ, m);

else

rel(i, FRT_LQ, n);

} else {

FloatNum m = r.div_down(r.add_down(x[i].min(),x[i].max()),2);

FloatNum n = nextafter(x[i].max(), x[i].min());

if (m < n)

rel(i, FRT_GQ, m);

else

rel(i, FRT_GQ, n);

}

return x[i].size();

}

void

TestSpace::prune(int i) {

using namespace Gecode;

// Prune values

if (Base::rand(2) && !x[i].assigned()) {

Gecode::FloatNum v=randFValUp(x[i].min(),x[i].max());

assert((v >= x[i].min()) && (v <= x[i].max()));

rel(i, Gecode::FRT_LQ, v);

}

if (Base::rand(2) && !x[i].assigned()) {

Gecode::FloatNum v=randFValDown(x[i].min(),x[i].max());

assert((v <= x[i].max()) && (v >= x[i].min()));

rel(i, Gecode::FRT_GQ, v);

}

void

TestSpace::prune(void) {

using namespace Gecode;

// Select variable to be pruned

int i = Base::rand(x.size());

while (x[i].assigned()) {

i = (i+1) % x.size();

}

prune(i);

}

bool

TestSpace::prune(const Assignment& a, bool testfix) {

// Select variable to be pruned

int i = Base::rand(x.size());

while (x[i].assigned())

i = (i+1) % x.size();

// Select mode for pruning

switch (Base::rand(2)) {

case 0:

if (a[i].max() < x[i].max()) {

Gecode::FloatNum v=randFValDown(a[i].max(),x[i].max());

if (v==x[i].max())

v = a[i].max();

assert((v >= a[i].max()) && (v <= x[i].max()));

rel(i, Gecode::FRT_LQ, v);

}

break;

case 1:

if (a[i].min() > x[i].min()) {

Gecode::FloatNum v=randFValUp(x[i].min(),a[i].min());

if (v==x[i].min())

v = a[i].min();

assert((v <= a[i].min()) && (v >= x[i].min()));

rel(i, Gecode::FRT_GQ, v);

}

break;

}

if (Base::fixpoint()) {

if (failed() || !testfix)

return true;

TestSpace* c = static_cast<TestSpace*>(clone());

if (opt.log)

olog << ind(3) << "Testing fixpoint on copy" << std::endl;

c->post();

if (c->failed()) {

delete c; return false;

}

for (int i=x.size(); i--; )

if (x[i].size() != c->x[i].size()) {

delete c; return false;

}

if (reified && (r.var().size() != c->r.var().size())) {

delete c; return false;

}

if (opt.log)

olog << ind(3) << "Finished testing fixpoint on copy" << std::endl;

delete c;

}

return true;

}

unsigned int

TestSpace::propagators(void) {

return Gecode::PropagatorGroup::all.size(*this);

}

const Gecode::FloatRelType FloatRelTypes::frts[] =

{Gecode::FRT_EQ,Gecode::FRT_NQ,Gecode::FRT_LQ,Gecode::FRT_LE,

Gecode::FRT_GQ,Gecode::FRT_GR};

Assignment*

Test::assignment(void) const {

switch (assigmentType) {

case CPLT_ASSIGNMENT:

return new CpltAssignment(arity,dom,step);

case RANDOM_ASSIGNMENT:

return new RandomAssignment(arity,dom,step);

case EXTEND_ASSIGNMENT:

return new ExtAssignment(arity,dom,step,this);

default :

GECODE_NEVER;

}

return nullptr; // Avoid compiler warnings

}

bool

Test::extendAssignement(Assignment&) const {

GECODE_NEVER;

return false;

}

bool

Test::subsumed(const TestSpace& ts) const {

if (!testsubsumed) return true;

if (const_cast<TestSpace&>(ts).propagators() == 0) return true;

if (assigmentType == EXTEND_ASSIGNMENT) return true;

return false;

}

/// Check the test result and handle failed test

#define CHECK_TEST(T,M) \

if (opt.log) \

olog << ind(3) << "Check: " << (M) << std::endl; \

if (!(T)) { \

problem = (M); delete s; goto failed; \

}

/// Start new test

#define START_TEST(T) \

if (opt.log) { \

olog.str(""); \

olog << ind(2) << "Testing: " << (T) << std::endl; \

} \

test = (T);

bool

Test::ignore(const Assignment&) const {

return false;

}

void

Test::post(Gecode::Space&, Gecode::FloatVarArray&,

Gecode::Reify) {}

bool

Test::run(void) {

using namespace Gecode;

const char* test = "NONE";

const char* problem = "NONE";

// Set up assignments

Assignment* ap = assignment();

Assignment& a = *ap;

// Set up space for all solution search

TestSpace* search_s = new TestSpace(arity,dom,step,this);

post(*search_s,search_s->x);

branch(*search_s,search_s->x,FLOAT_VAR_NONE(),FLOAT_VAL_SPLIT_MIN());

Search::Options search_o;

search_o.threads = 1;

DFS<TestSpace> * e_s = new DFS<TestSpace>(search_s,search_o);

while (a()) {

MaybeType sol = solution(a);

if (opt.log) {

olog << ind(1) << "Assignment: " << a;

switch (sol) {

case MT_TRUE: olog << " (solution)"; break;

case MT_FALSE: olog << " (no solution)"; break;

case MT_MAYBE: olog << " (maybe)"; break;

}

olog << std::endl;

}

START_TEST("Assignment (after posting)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

TestSpace* sc = nullptr;

s->post();

switch (Base::rand(2)) {

case 0:

if (opt.log)

olog << ind(3) << "No copy" << std::endl;

sc = s;

s = nullptr;

break;

case 1:

if (opt.log)

olog << ind(3) << "Copy" << std::endl;

if (s->status() != SS_FAILED) {

sc = static_cast<TestSpace*>(s->clone());

} else {

sc = s; s = nullptr;

}

break;

default: assert(false);

}

sc->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!sc->failed(), "Failed on solution");

CHECK_TEST(subsumed(*sc), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(sc->failed(), "Solved on non-solution");

}

delete s; delete sc;

}

START_TEST("Partial assignment (after posting)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->post();

s->assign(a,sol,true);

(void) s->failed();

s->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

START_TEST("Assignment (after posting, disable)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->post();

s->disable();

s->enable();

s->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

START_TEST("Partial assignment (after posting, disable)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->post();

s->disable();

s->enable();

s->assign(a,sol,true);

(void) s->failed();

s->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

START_TEST("Assignment (before posting)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->assign(a,sol);

s->post();

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

START_TEST("Partial assignment (before posting)");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->assign(a,sol,true);

s->post();

(void) s->failed();

s->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

START_TEST("Prune");

{

TestSpace* s = new TestSpace(arity,dom,step,this);

s->post();

while (!s->failed() && !s->assigned() && !s->matchAssignment(a))

if (!s->prune(a,testfix)) {

problem = "No fixpoint";

delete s;

goto failed;

}

s->assign(a,sol);

if (sol == MT_TRUE) {

CHECK_TEST(!s->failed(), "Failed on solution");

CHECK_TEST(subsumed(*s), "No subsumption");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->failed(), "Solved on non-solution");

}

delete s;

}

if (reified && !ignore(a) && (sol != MT_MAYBE)) {

if (eqv()) {

START_TEST("Assignment reified (rewrite after post, <=>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_EQV);

s->post();

s->rel(sol == MT_TRUE);

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (imp()) {

START_TEST("Assignment reified (rewrite after post, =>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_IMP);

s->post();

s->rel(sol == MT_TRUE);

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (pmi()) {

START_TEST("Assignment reified (rewrite after post, <=)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_PMI);

s->post();

s->rel(sol == MT_TRUE);

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (eqv()) {

START_TEST("Assignment reified (immediate rewrite, <=>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_EQV);

s->rel(sol == MT_TRUE);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (imp()) {

START_TEST("Assignment reified (immediate rewrite, =>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_IMP);

s->rel(sol == MT_TRUE);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (pmi()) {

START_TEST("Assignment reified (immediate rewrite, <=)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_PMI);

s->rel(sol == MT_TRUE);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

delete s;

}

if (eqv()) {

START_TEST("Assignment reified (before posting, <=>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_EQV);

s->assign(a,sol);

s->post();

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (s->r.var().assigned()) {

if (sol == MT_TRUE) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (imp()) {

START_TEST("Assignment reified (before posting, =>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_IMP);

s->assign(a,sol);

s->post();

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (sol == MT_TRUE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

} else if ((sol = MT_FALSE) && s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (pmi()) {

START_TEST("Assignment reified (before posting, <=)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_PMI);

s->assign(a,sol);

s->post();

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (sol == MT_TRUE) {

if (s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

}

} else if (sol == MT_FALSE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

}

delete s;

}

if (eqv()) {

START_TEST("Assignment reified (after posting, <=>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_EQV);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (s->r.var().assigned()) {

if (sol == MT_TRUE) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (imp()) {

START_TEST("Assignment reified (after posting, =>)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_IMP);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (sol == MT_TRUE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

} else if (s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (pmi()) {

START_TEST("Assignment reified (after posting, <=)");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_PMI);

s->post();

s->assign(a,sol);

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (sol == MT_TRUE) {

if (s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

}

} else if (sol == MT_FALSE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

}

delete s;

}

if (eqv()) {

START_TEST("Prune reified, <=>");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_EQV);

s->post();

while (!s->failed() && !s->matchAssignment(a) &&

(!s->assigned() || !s->r.var().assigned()))

if (!s->prune(a,testfix)) {

problem = "No fixpoint";

delete s;

goto failed;

}

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (s->r.var().assigned()) {

if (sol == MT_TRUE) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

} else if (sol == MT_FALSE) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (imp()) {

START_TEST("Prune reified, =>");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_IMP);

s->post();

while (!s->failed() && !s->matchAssignment(a) &&

(!s->assigned() || ((sol == MT_FALSE) &&

!s->r.var().assigned())))

if (!s->prune(a,testfix)) {

problem = "No fixpoint";

delete s;

goto failed;

}

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if (sol == MT_TRUE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

} else if ((sol == MT_FALSE) && s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==0, "One on non-solution");

}

delete s;

}

if (pmi()) {

START_TEST("Prune reified, <=");

TestSpace* s = new TestSpace(arity,dom,step,this,RM_PMI);

s->post();

while (!s->failed() && !s->matchAssignment(a) &&

(!s->assigned() || ((sol == MT_TRUE) &&

!s->r.var().assigned())))

if (!s->prune(a,testfix)) {

problem = "No fixpoint";

delete s;

goto failed;

}

CHECK_TEST(!s->failed(), "Failed");

CHECK_TEST(subsumed(*s), "No subsumption");

if ((sol == MT_TRUE) && s->r.var().assigned()) {

CHECK_TEST(s->r.var().val()==1, "Zero on solution");

} else if (sol == MT_FALSE) {

CHECK_TEST(!s->r.var().assigned(), "Control variable assigned");

}

delete s;

}

if (testsearch) {

if (sol == MT_TRUE) {

START_TEST("Search");

if (!search_s->failed()) {

TestSpace* ss = static_cast<TestSpace*>(search_s->clone());

ss->dropUntil(a);

delete e_s;

e_s = new DFS<TestSpace>(ss,search_o);

delete ss;

}

TestSpace* s = e_s->next();

CHECK_TEST(s != nullptr, "Solutions exhausted");

CHECK_TEST(subsumed(*s), "No subsumption");

for (int i=a.size(); i--; ) {

CHECK_TEST(s->x[i].assigned(), "Unassigned variable");

CHECK_TEST(Gecode::Float::overlap(a[i], s->x[i].val()), "Wrong value in solution");

}

delete s;

}

++a;

}

if (testsearch) {

test = "Search";

if (!search_s->failed()) {

TestSpace* ss = static_cast<TestSpace*>(search_s->clone());

ss->dropUntil(a);

delete e_s;

e_s = new DFS<TestSpace>(ss,search_o);

delete ss;

}

if (e_s->next() != nullptr) {

problem = "Excess solutions";

goto failed;

}

delete ap;

delete search_s;

delete e_s;

return true;

failed:

if (opt.log)

olog << "FAILURE" << std::endl

<< ind(1) << "Test: " << test << std::endl

<< ind(1) << "Problem: " << problem << std::endl;

if (a() && opt.log)

olog << ind(1) << "Assignment: " << a << std::endl;

delete ap;

delete search_s;

delete e_s;

return false;

}

}}

#undef START_TEST

#undef CHECK_TEST

// STATISTICS: test-float

gecode/test/float.cpp at develop · Gecode/gecode · GitHub

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