libs/evoral/test/SMFTest.cc

   1 #include "SMFTest.h"
   2
   3 #include <glibmm/fileutils.h>
   4 #include <glibmm/miscutils.h>
   5
   6 #include "pbd/file_utils.h"
   7
   8 using namespace std;
   9
  10 CPPUNIT_TEST_SUITE_REGISTRATION( SMFTest );
  11
  12 void
  13 SMFTest::createNewFileTest ()
  14 {
  15         TestSMF smf;
  16
  17         string output_dir_path = PBD::tmp_writable_directory (PACKAGE, "createNewFileTest");
  18         string new_file_path = Glib::build_filename (output_dir_path, "NewFile.mid");
  19         smf.create(new_file_path);
  20         smf.close();
  21         CPPUNIT_ASSERT(Glib::file_test (new_file_path, Glib::FILE_TEST_IS_REGULAR));
  22 }
  23
  24 PBD::Searchpath
  25 test_search_path ()
  26 {
  27 #ifdef PLATFORM_WINDOWS
  28         if (!getenv("EVORAL_TEST_PATH")) {
  29                 string wsp(g_win32_get_package_installation_directory_of_module(NULL));
  30                 return Glib::build_filename (wsp,  "evoral_testdata");
  31         }
  32 #endif
  33         return Glib::getenv("EVORAL_TEST_PATH");
  34 }
  35
  36 void
  37 SMFTest::takeFiveTest ()
  38 {
  39         TestSMF smf;
  40         string testdata_path;
  41         CPPUNIT_ASSERT (find_file (test_search_path (), "TakeFive.mid", testdata_path));
  42         CPPUNIT_ASSERT (SMF::test(testdata_path));
  43
  44         smf.open(testdata_path);
  45         CPPUNIT_ASSERT(!smf.is_empty());
  46
  47         CPPUNIT_ASSERT_EQUAL((uint16_t)1, smf.num_tracks());
  48         CPPUNIT_ASSERT_EQUAL(0, smf.seek_to_track(1));
  49
  50         seq->start_write();
  51         smf.seek_to_start();
  52
  53         uint64_t time = 0; /* in SMF ticks */
  54         Evoral::Event<Time> ev;
  55
  56         uint32_t delta_t = 0;
  57         uint32_t size    = 0;
  58         uint8_t* buf     = NULL;
  59         int ret;
  60         while ((ret = smf.read_event(&delta_t, &size, &buf)) >= 0) {
  61                 ev.set(buf, size, Time());
  62                 time += delta_t;
  63
  64                 if (ret > 0) { // didn't skip (meta) event
  65                         //cerr << "read smf event type " << hex << int(buf[0]) << endl;
  66                         ev.set_time(Temporal::Beats::ticks_at_rate(time, smf.ppqn()));
  67                         ev.set_event_type(Evoral::MIDI_EVENT);
  68                         seq->append(ev, next_event_id ());
  69                 }
  70         }
  71
  72         seq->end_write (Sequence<Time>::Relax,
  73                         Temporal::Beats::ticks_at_rate(time, smf.ppqn()));
  74         CPPUNIT_ASSERT(!seq->empty());
  75
  76         // Iterate over all notes
  77         bool   on          = true;
  78         size_t num_notes   = 0;
  79         size_t num_sysexes = 0;
  80         for (Sequence<Time>::const_iterator i = seq->begin(Time()); i != seq->end(); ++i) {
  81                 if (i->is_note_on()) {
  82                         ++num_notes;
  83                 } else if (i->is_sysex()) {
  84                         ++num_sysexes;
  85                 }
  86         }
  87         CPPUNIT_ASSERT_EQUAL(size_t(3833), seq->notes().size());
  88         CPPUNIT_ASSERT_EQUAL(size_t(3833), num_notes);
  89         CPPUNIT_ASSERT_EQUAL(size_t(232), seq->sysexes().size());
  90         CPPUNIT_ASSERT_EQUAL(size_t(232), num_sysexes);
  91 }
  92
  93 void
  94 SMFTest::writeTest ()
  95 {
  96         TestSMF smf;
  97         string  testdata_path;
  98         CPPUNIT_ASSERT (find_file (test_search_path (), "TakeFive.mid", testdata_path));
  99
 100         smf.open(testdata_path);
 101         CPPUNIT_ASSERT(!smf.is_empty());
 102
 103         TestSMF out;
 104         const string output_dir_path = PBD::tmp_writable_directory (PACKAGE, "writeTest");
 105         const string new_file_path   = Glib::build_filename (output_dir_path, "TakeFiveCopy.mid");
 106         CPPUNIT_ASSERT_EQUAL (0, out.create(new_file_path, 1, 1920));
 107         out.begin_write();
 108
 109         uint32_t delta_t = 0;
 110         uint32_t size    = 0;
 111         uint8_t* buf     = NULL;
 112         while (smf.read_event(&delta_t, &size, &buf) >= 0) {
 113                 out.append_event_delta(delta_t, size, buf, 0);
 114         }
 115
 116         out.end_write(new_file_path);
 117
 118         // TODO: Check files are actually equivalent
 119 }