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add a faked query resolution, creating new Timelines and Sequences on demand

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This commit is contained in:
Fischlurch 2010-10-26 04:54:51 +02:00
parent 987026f4c8
commit 0733b0c39b
2 changed files with 54 additions and 3 deletions
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23
src/common/query/fake-configrules.cpp
View file

@ -143,6 +143,29 @@ namespace lumiera {
answer_->insert (entry<cPP> (q, newPP));
return true;
}
/** special case: fabricate new Timeline, maybe using ID specs from the query... */
bool
MockTable::fabricate_Timeline_on_demand (Query<asset::Timeline>& q)
{
typedef asset::Timeline aTl;
typedef WrapReturn<aTl>::Wrapper Ptr;
Ptr newTimeline (Struct::create (Query<aTl> ("make(TL), "+q))); // magic token: bail out and invoke factory for new object
answer_->insert (entry<aTl> (q, newTimeline));
return true;
}
/** special case: fabricate new Timeline, maybe using ID specs from the query... */
bool
MockTable::fabricate_Sequence_on_demand (Query<asset::Sequence>& q)
{
typedef asset::Sequence aSq;
typedef WrapReturn<aSq>::Wrapper Ptr;
Ptr newSequence (Struct::create (Query<aSq> ("make(SQ), "+q))); // magic token: bail out and invoke factory for new object
answer_->insert (entry<aSq> (q, newSequence));
return true;
}
/** for entering "valid" solutions on-the-fly from tests */
template<class TY>

34
src/common/query/fake-configrules.hpp
View file

@ -111,6 +111,8 @@ namespace lumiera {
bool fabricate_matching_new_Pipe (Query<Pipe>& q, string const& pipeID, string const& streamID);
bool fabricate_just_new_Pipe (Query<Pipe>& q);
bool fabricate_ProcPatt_on_demand (Query<const ProcPatt>& q);
bool fabricate_Timeline_on_demand (Query<asset::Timeline>& q);
bool fabricate_Sequence_on_demand (Query<asset::Sequence>& q);
template<class TY>
bool set_new_mock_solution (Query<TY>& q, typename WrapReturn<TY>::Wrapper& candidate);
@ -134,12 +136,12 @@ namespace lumiera {
public:
/** (dummy) implementation of the QueryHandler interface */
virtual bool
resolve (Ret& solution, const Query<TY>& q)
resolve (Ret& solution, Query<TY> const& q)
{
const any& entry = fetch_from_table_for (q.asKey());
if (!isnil (entry))
{
const Ret& candidate (any_cast<const Ret&> (entry));
Ret const& candidate (any_cast<Ret const&> (entry));
if (! solution
||(solution && solution == candidate) // simulates a real unification
)
@ -150,7 +152,7 @@ namespace lumiera {
private:
bool
try_special_case (Ret& solution, const Query<TY>& q)
try_special_case (Ret& solution, Query<TY> const& q)
{
if (solution && isFakeBypass(q)) // backdoor for tests
return solution;
@ -213,6 +215,32 @@ namespace lumiera {
q.clear();
return false;
}
template<>
inline bool
MockTable::detect_case (WrapReturn<asset::Timeline>::Wrapper& candidate, Query<asset::Timeline>& q)
{
if (!isnil (extractID("make", q)))
return false; // failure triggers creation...
if (!candidate)
return fabricate_Timeline_on_demand (q);
q.clear();
return bool(candidate);
}
template<>
inline bool
MockTable::detect_case (WrapReturn<asset::Sequence>::Wrapper& candidate, Query<asset::Sequence>& q)
{
if (!isnil (extractID("make", q)))
return false; // failure triggers creation...
if (!candidate)
return fabricate_Sequence_on_demand (q);
q.clear();
return bool(candidate);
}