SequenceTest.hpp

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#include <cassert>
#include <sigc++/sigc++.h>
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
#include "evoral/Sequence.hpp"
#include "evoral/TypeMap.hpp"
#include "evoral/EventSink.hpp"
#include "evoral/midi_events.h"
#include "evoral/Control.hpp"

using namespace Evoral;

class DummyTypeMap : public TypeMap {
public:
        enum DummyEventType {
                NOTE,
                CONTROL,
                SYSEX
        };

        ~DummyTypeMap() {}

        bool type_is_midi (uint32_t /*type*/) const { return true; }

        uint8_t parameter_midi_type(const Parameter& param) const {
                switch (param.type()) {
                case CONTROL:       return MIDI_CMD_CONTROL;
                case SYSEX:         return MIDI_CMD_COMMON_SYSEX;
                default:            return 0;
                };
        }

        uint32_t midi_event_type(uint8_t status) const {
                status &= 0xf0;
                switch (status) {
                case MIDI_CMD_CONTROL:          return CONTROL;
                case MIDI_CMD_COMMON_SYSEX:     return SYSEX;
                default:                        return 0;
                };
        }

        ParameterDescriptor descriptor(const Parameter& param) const {
                return ParameterDescriptor();
        }

        std::string to_symbol(const Parameter& /*param*/) const { return "control"; }
};

template<typename Time>
class MySequence : public Sequence<Time> {
public:
        MySequence(DummyTypeMap&map) : Sequence<Time>(map) {}

        boost::shared_ptr<Control> control_factory(const Parameter& param) {
                const Evoral::ParameterDescriptor desc;
                boost::shared_ptr<ControlList>    list(new ControlList(param, desc));
                return boost::shared_ptr<Control>(new Control(param, desc, list));
        }
};

template<typename Time>
class TestSink : public EventSink<Time> {
public:
        TestSink() : _last_event_time(-1) {}

        sigc::signal<uint32_t, Time, EventType, uint32_t, const uint8_t*> writing;

        virtual uint32_t write(Time time, EventType type, uint32_t size, const uint8_t* buf) {
                //std::cerr << "last event time: " << _last_event_time << " time: " << time << std::endl;
                uint32_t result = writing(time, type, size, buf);
                _last_event_time = time;
                return result;
        }

        uint32_t assertLastEventTimeEarlier(
                        Time time, EventType /*type*/, uint32_t /*size*/, const uint8_t* /*buf*/) {
                CPPUNIT_ASSERT(_last_event_time <= time);
                return 0;
        }

        Time last_event_time() const { return _last_event_time; }

private:
        Time _last_event_time;
};

template<typename Time>
class CCTestSink : public EventSink<Time> {
public:
        CCTestSink(uint32_t t) : cc_type(t) {}

        virtual uint32_t write(Time time, EventType type, uint32_t size, const uint8_t* buf) {
                if (type == cc_type) {
                        CPPUNIT_ASSERT(size == 3);
                        events.push_back(std::make_pair(time, buf[2]));
                }
                return size;
        }

        typedef std::vector< std::pair<Time, uint8_t> > Events;
        Events events;
        uint32_t cc_type;
};

class SequenceTest : public CppUnit::TestFixture
{
        CPPUNIT_TEST_SUITE (SequenceTest);
        CPPUNIT_TEST (createTest);
        CPPUNIT_TEST (preserveEventOrderingTest);
        CPPUNIT_TEST (iteratorSeekTest);
        CPPUNIT_TEST (controlInterpolationTest);
        CPPUNIT_TEST_SUITE_END ();

public:
        typedef Beats Time;
        typedef std::vector< boost::shared_ptr< Note<Time> > > Notes;

        void setUp () {
                type_map = new DummyTypeMap();
                assert(type_map);
                seq = new MySequence<Time>(*type_map);
                assert(seq);

                for (int i = 0; i < 12; i++) {
                        test_notes.push_back(
                                boost::shared_ptr<Note<Time> >(
                                        new Note<Time>(0, Beats(i * 100), Beats(100), 64 + i, 64)));
                }
        }

        void tearDown () {
                test_notes.clear();
                delete seq;
                delete type_map;
        }

        void createTest ();
        void preserveEventOrderingTest ();
        void iteratorSeekTest ();
        void controlInterpolationTest ();

private:
        DummyTypeMap*       type_map;
        MySequence<Time>*   seq;

        Notes test_notes;
};