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#define BOOST_TEST_MODULE test_persistence
#include <boost/test/unit_test.hpp>
#include <glm/glm.hpp>
#include <iosfwd>
#include <jsonParse-persistence.h>
#include <memory>
#include <stdexcept>
#include <string>
#include <vector>
struct AbsObject : public Persistence::Persistable {
std::string base;
bool
persist(Persistence::PersistenceStore & store) override
{
return STORE_TYPE && STORE_MEMBER(base);
}
virtual void dummy() const = 0;
};
struct SubObject : public AbsObject {
std::string sub;
bool
persist(Persistence::PersistenceStore & store) override
{
return AbsObject::persist(store) && STORE_TYPE && STORE_MEMBER(sub);
}
void
dummy() const override
{
}
};
struct TestObject : public Persistence::Persistable {
TestObject() = default;
float flt {};
std::string str {};
bool bl {};
glm::vec3 pos {};
std::vector<float> flts;
std::vector<glm::vec3> poss;
std::vector<std::vector<std::vector<std::string>>> nest;
std::unique_ptr<TestObject> ptr;
std::unique_ptr<AbsObject> aptr;
std::vector<std::unique_ptr<TestObject>> vptr;
bool
persist(Persistence::PersistenceStore & store) override
{
return STORE_TYPE && STORE_MEMBER(flt) && STORE_MEMBER(str) && STORE_MEMBER(bl) && STORE_MEMBER(pos)
&& STORE_MEMBER(flts) && STORE_MEMBER(poss) && STORE_MEMBER(nest) && STORE_MEMBER(ptr)
&& STORE_MEMBER(aptr) && STORE_MEMBER(vptr);
}
};
struct JPP : public Persistence::JsonParsePersistence {
template<typename T>
T
load_json(const char * path)
{
BOOST_TEST_CONTEXT(path) {
std::ifstream ss {path};
auto to = loadState<T>(ss);
Persistence::sharedObjects.clear();
BOOST_CHECK(stk.empty());
BOOST_REQUIRE(to);
return to;
}
// Presumably BOOST_TEST_CONTEXT is implemented as an if (...) { }
throw std::logic_error("We shouldn't ever get here, but apparently we can!");
}
};
BOOST_FIXTURE_TEST_CASE(load_object, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/load_object.json");
BOOST_CHECK_CLOSE(to->flt, 3.14, 0.01);
BOOST_CHECK_EQUAL(to->str, "Lovely string");
BOOST_CHECK_EQUAL(to->bl, true);
BOOST_CHECK_CLOSE(to->pos[0], 3.14, 0.01);
BOOST_CHECK_CLOSE(to->pos[1], 6.28, 0.01);
BOOST_CHECK_CLOSE(to->pos[2], 1.57, 0.01);
BOOST_REQUIRE_EQUAL(to->flts.size(), 6);
BOOST_CHECK_CLOSE(to->flts[0], 3.14, 0.01);
BOOST_CHECK_CLOSE(to->flts[1], 6.28, 0.01);
BOOST_CHECK_CLOSE(to->flts[2], 1.57, 0.01);
BOOST_CHECK_CLOSE(to->flts[3], 0, 0.01);
BOOST_CHECK_CLOSE(to->flts[4], -1, 0.01);
BOOST_CHECK_CLOSE(to->flts[5], -3.14, 0.01);
BOOST_REQUIRE_EQUAL(to->poss.size(), 2);
BOOST_CHECK_CLOSE(to->poss[0][0], 3.14, 0.01);
BOOST_CHECK_CLOSE(to->poss[0][1], 6.28, 0.01);
BOOST_CHECK_CLOSE(to->poss[0][2], 1.57, 0.01);
BOOST_CHECK_CLOSE(to->poss[1][0], 0, 0.01);
BOOST_CHECK_CLOSE(to->poss[1][1], -1, 0.01);
BOOST_CHECK_CLOSE(to->poss[1][2], -3.14, 0.01);
BOOST_REQUIRE_EQUAL(to->nest.size(), 3);
BOOST_REQUIRE_EQUAL(to->nest.at(0).size(), 2);
BOOST_REQUIRE_EQUAL(to->nest.at(0).at(0).size(), 2);
BOOST_REQUIRE_EQUAL(to->nest.at(0).at(1).size(), 3);
BOOST_REQUIRE_EQUAL(to->nest.at(1).size(), 1);
BOOST_REQUIRE_EQUAL(to->nest.at(1).at(0).size(), 1);
BOOST_REQUIRE_EQUAL(to->nest.at(2).size(), 0);
BOOST_REQUIRE(to->ptr);
BOOST_CHECK_CLOSE(to->ptr->flt, 3.14, 0.01);
BOOST_CHECK_EQUAL(to->ptr->str, "Lovely string");
}
BOOST_FIXTURE_TEST_CASE(load_nested_object, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/nested.json");
BOOST_CHECK_EQUAL(to->flt, 1.F);
BOOST_CHECK_EQUAL(to->str, "one");
BOOST_REQUIRE(to->ptr);
BOOST_CHECK_EQUAL(to->ptr->flt, 2.F);
BOOST_CHECK_EQUAL(to->ptr->str, "two");
BOOST_REQUIRE(to->ptr->ptr);
BOOST_CHECK_EQUAL(to->ptr->ptr->flt, 3.F);
BOOST_CHECK_EQUAL(to->ptr->ptr->str, "three");
BOOST_REQUIRE(to->ptr->ptr->ptr);
BOOST_CHECK_EQUAL(to->ptr->ptr->ptr->flt, 4.F);
BOOST_CHECK_EQUAL(to->ptr->ptr->ptr->str, "four");
BOOST_REQUIRE(!to->ptr->ptr->ptr->ptr);
}
BOOST_FIXTURE_TEST_CASE(load_implicit_object, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/implicit.json");
BOOST_CHECK(to->ptr);
BOOST_CHECK_EQUAL(to->flt, 1.F);
BOOST_CHECK_EQUAL(to->ptr->str, "trigger");
BOOST_CHECK_EQUAL(to->str, "after");
}
BOOST_FIXTURE_TEST_CASE(load_empty_object, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/empty.json");
BOOST_CHECK_EQUAL(to->flt, 1.F);
BOOST_CHECK(to->ptr);
BOOST_CHECK_EQUAL(to->str, "after");
}
BOOST_FIXTURE_TEST_CASE(fail_implicit_abs_object, JPP)
{
BOOST_CHECK_THROW(load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/implicit_abs.json"), std::runtime_error);
}
BOOST_FIXTURE_TEST_CASE(fail_empty_abs_object, JPP)
{
BOOST_CHECK_THROW(load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/empty_abs.json"), std::runtime_error);
}
BOOST_FIXTURE_TEST_CASE(load_abs_object, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/abs.json");
BOOST_REQUIRE(to->aptr);
BOOST_CHECK_NO_THROW(to->aptr->dummy());
BOOST_CHECK_EQUAL(to->aptr->base, "set base");
auto s = dynamic_cast<SubObject *>(to->aptr.get());
BOOST_REQUIRE(s);
BOOST_CHECK_EQUAL(s->sub, "set sub");
}
BOOST_FIXTURE_TEST_CASE(load_vector_ptr, JPP)
{
auto to = load_json<std::unique_ptr<TestObject>>(FIXTURESDIR "json/vector_ptr.json");
BOOST_CHECK(to->str.empty());
BOOST_CHECK_EQUAL(to->vptr.size(), 4);
BOOST_CHECK_EQUAL(to->vptr.at(0)->str, "type");
BOOST_CHECK_CLOSE(to->vptr.at(1)->flt, 3.14, .01);
BOOST_CHECK(!to->vptr.at(2));
BOOST_CHECK(to->vptr.at(3)->str.empty());
}
struct SharedTestObject : public Persistence::Persistable {
SharedTestObject() = default;
std::shared_ptr<AbsObject> sptr;
std::shared_ptr<SubObject> ssptr;
bool
persist(Persistence::PersistenceStore & store) override
{
return STORE_TYPE && STORE_MEMBER(sptr) && STORE_MEMBER(ssptr);
}
};
BOOST_FIXTURE_TEST_CASE(load_shared_object1, JPP)
{
auto to = load_json<std::unique_ptr<SharedTestObject>>(FIXTURESDIR "json/shared_ptr1.json");
BOOST_CHECK(to->sptr);
BOOST_CHECK(to->ssptr);
BOOST_CHECK_NE(to->sptr, to->ssptr);
BOOST_CHECK_EQUAL(to->sptr.use_count(), 1);
BOOST_CHECK_EQUAL(to->ssptr.use_count(), 1);
}
BOOST_FIXTURE_TEST_CASE(load_shared_object2, JPP)
{
auto to = load_json<std::unique_ptr<SharedTestObject>>(FIXTURESDIR "json/shared_ptr2.json");
BOOST_CHECK(to->sptr);
BOOST_CHECK(to->ssptr);
BOOST_CHECK_EQUAL(to->sptr, to->ssptr);
BOOST_CHECK_EQUAL(to->sptr.use_count(), 2);
BOOST_CHECK_EQUAL(to->ssptr.use_count(), 2);
}
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