def test_bug1(self): """ For each moment in time, all note-off events have to be done before the note-on events. This to avoid problems with the same note being played two times after each other in different tracks. """ t1 = Track() t1.set_patch(3) t1.note(4, 93, 127) t1.note(4, 95, 127) t2 = Track() t2.set_patch(4) t2.note(4, 95, 127) t2.note(4, 97, 127) self.assertEquals(list(MidiEventStream(t1, t2)), [('program-change', 0, 3), ('volume', 0, 100), ('note-on', 0, 93, 127), ('program-change', 1, 4), ('volume', 1, 100), ('note-on', 1, 95, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 93, 127), ('note-off', 1, 95, 127), ('note-on', 0, 95, 127), ('note-on', 1, 97, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 95, 127), ('note-off', 1, 97, 127)]) self.assertEquals(MidiEventStream(t1, t2).str_repr(details=1), "p0:3 v0:100 n0:93 p1:4 v1:100 n1:95 d1/4 o93 o95 n0:95 n1:97 d1/4 o95 o97")
def test_bug1(self): """ For each moment in time, all note-off events have to be done before the note-on events. This to avoid problems with the same note being played two times after each other in different tracks. """ t1 = Track() t1.set_patch(3) t1.note(4, 93, 127) t1.note(4, 95, 127) t2 = Track() t2.set_patch(4) t2.note(4, 95, 127) t2.note(4, 97, 127) self.assertEquals(list(MidiEventStream(t1, t2)), [('program-change', 0, 3), ('program-change', 1, 4), ('volume', 0, 100), ('note-on', 0, 93, 127), ('volume', 1, 100), ('note-on', 1, 95, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 93, 127), ('note-off', 1, 95, 127), ('note-on', 0, 95, 127), ('note-on', 1, 97, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 95, 127), ('note-off', 1, 97, 127)]) self.assertEquals( MidiEventStream(t1, t2).str_repr(details=1), "p0:3 p1:4 v0:100 n0:93 v1:100 n1:95 d1/4 o93 o95 n0:95 n1:97 d1/4 o95 o97" )
def test_set_patch(self): """ If multiple set_patch is done, the last will be used. """ t = Track() t.set_patch(2) t.set_patch(3) t.note(4, 55) self.assertEquals(MidiEventStream(t).str_repr(), "p0:3 v0:100 n55 d1/4 o55")
def test_set_patch(self): """ If multiple set_patch is done, the last will be used. """ t = Track() t.set_patch(2) t.set_patch(3) t.note(4, 55) self.assertEquals( MidiEventStream(t).str_repr(), "p0:3 v0:100 n55 d1/4 o55")
def test_set_patch2(self): """ Assert that there is not sendt a new volume event when we change patch. """ t = Track() t.set_patch(2) t.note(4, 55) t.set_patch(3) t.note(4, 57) self.assertEquals(MidiEventStream(t).str_repr(), "p0:2 v0:100 n55 d1/4 o55 p0:3 n57 d1/4 o57")
def test_set_patch2(self): """ Assert that there is not sendt a new volume event when we change patch. """ t = Track() t.set_patch(2) t.note(4, 55) t.set_patch(3) t.note(4, 57) self.assertEquals( MidiEventStream(t).str_repr(), "p0:2 p1:3 v0:100 n55 d1/4 o55 v1:100 n57 d1/4 o57")
def test_patch_volume_order(self): """ Assert that the order of set_patch and set_volume does not matter. """ t1 = Track() t1.set_patch(1) t1.set_volume(101) t1.note(4, 64) self.assertEquals(MidiEventStream(t1).str_repr(details=1), "p0:1 v0:101 n0:64 d1/4 o64") # Then with patch and volume in reverse order t1 = Track() t1.set_volume(101) t1.set_patch(1) t1.note(4, 64) self.assertEquals(MidiEventStream(t1).str_repr(details=1), "p0:1 v0:101 n0:64 d1/4 o64")
def test_1voice_setpatch(self): t = Track() t.note(4, 90, 127) t.set_patch(3) t.note(4, 91, 127) self.assertEquals(list(MidiEventStream(t)), [('program-change', 0, 0), ('volume', 0, 100), ('note-on', 0, 90, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 90, 127), ('program-change', 0, 3), ('note-on', 0, 91, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 91, 127), ])
def test_1voice_setpatch(self): t = Track() t.note(4, 90, 127) t.set_patch(3) t.note(4, 91, 127) self.assertEquals(list(MidiEventStream(t)), [ ('program-change', 0, 0), ('program-change', 1, 3), ('volume', 0, 100), ('note-on', 0, 90, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 90, 127), ('volume', 1, 100), ('note-on', 1, 91, 127), ('notelen-time', Rat(1, 4)), ('note-off', 1, 91, 127), ])
def test_x1(self): t1 = Track() t1.set_patch(1) t1.note(4, 60) t1.set_patch(2) t1.note(4, 60) t1.set_patch(3) t1.note(4, 60) t1.set_patch(4) t1.note(4, 60) m = MidiEventStream(t1) self.assertEqual("p0:1 p1:2 p2:3 p3:4 v0:100 n0:60 d1/4 o60 v1:100 n1:60 d1/4 o60 v2:100 n2:60 d1/4 o60 v3:100 n3:60 d1/4 o60", m.str_repr(1))
def test_patch_volume_order(self): """ Assert that the order of set_patch and set_volume does not matter. """ t1 = Track() t1.set_patch(1) t1.set_volume(101) t1.note(4, 64) self.assertEquals( MidiEventStream(t1).str_repr(details=1), "p0:1 v0:101 n0:64 d1/4 o64") # Then with patch and volume in reverse order t1 = Track() t1.set_volume(101) t1.set_patch(1) t1.note(4, 64) self.assertEquals( MidiEventStream(t1).str_repr(details=1), "p0:1 v0:101 n0:64 d1/4 o64")
def test_melodic_interval_2_tracks(self): """ In this test, only MIDI channel 0 will be allocated, even though two different patches and volumes are used. This because the tones from the two tracks does not sound at the same time. """ t1 = Track() t1.set_patch(1) t1.set_volume(101) t1.note(4, 64) t2 = Track() t2.set_patch(2) t2.set_volume(102) t2.notelen_time(4) t2.note(4, 66) self.assertEquals(t1.str_repr(), "p1 v101 n64 d1/4 o64") self.assertEquals(t2.str_repr(), "p2 v102 d1/4 n66 d1/4 o66") m = MidiEventStream(t1, t2) self.assertEquals(m.str_repr(1), "p0:1 v0:101 n0:64 d1/4 o64 p0:2 v0:102 n0:66 d1/4 o66")
def test_melodic_interval_2_tracks(self): """ In this test, only MIDI channel 0 will be allocated, even though two different patches and volumes are used. This because the tones from the two tracks does not sound at the same time. """ t1 = Track() t1.set_patch(1) t1.set_volume(101) t1.note(4, 64) t2 = Track() t2.set_patch(2) t2.set_volume(102) t2.notelen_time(4) t2.note(4, 66) self.assertEquals(t1.str_repr(), "p1 v101 n64 d1/4 o64") self.assertEquals(t2.str_repr(), "p2 v102 d1/4 n66 d1/4 o66") m = MidiEventStream(t1, t2) self.assertEquals( m.str_repr(1), "p0:1 p1:2 v0:101 n0:64 d1/4 o64 v1:102 n1:66 d1/4 o66")
def test_str_repr(self): t1 = Track() t1.set_volume(88) t1.set_patch(3) t1.note(4, 93, 127) t2 = Track() t2.set_patch(4) t2.note(4, 94, 127) t3 = Track() t3.set_patch(5) t3.note(4, 95, 127) self.assertEquals(list(MidiEventStream(t1, t2, t3)), [ ('program-change', 0, 3), ('volume', 0, 88), ('note-on', 0, 93, 127), ('program-change', 1, 4), ('volume', 1, 100), ('note-on', 1, 94, 127), ('program-change', 2, 5), ('volume', 2, 100), ('note-on', 2, 95, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 93, 127), ('note-off', 1, 94, 127), ('note-off', 2, 95, 127)]) self.assertEquals(MidiEventStream(t1, t2, t3).str_repr(details=1), "p0:3 v0:88 n0:93 p1:4 v1:100 n1:94 p2:5 v2:100 n2:95 d1/4 o93 o94 o95")
def test_x1(self): t1 = Track() t1.set_patch(1) t1.note(4, 60) t1.set_patch(2) t1.note(4, 60) t1.set_patch(3) t1.note(4, 60) t1.set_patch(4) t1.note(4, 60) m = MidiEventStream(t1) self.assertEquals( "p0:1 p1:2 p2:3 p3:4 v0:100 n0:60 d1/4 o60 v1:100 n1:60 d1/4 o60 v2:100 n2:60 d1/4 o60 v3:100 n3:60 d1/4 o60", m.str_repr(1))
def test_3instr(self): t1 = Track() t1.set_patch(3) t1.note(4, 93, 127) t2 = Track() t2.set_patch(4) t2.note(4, 94, 127) t3 = Track() t3.set_patch(5) t3.note(4, 95, 127) self.assertEqual(list(MidiEventStream(t1, t2, t3)), [('program-change', 0, 3), ('program-change', 1, 4), ('program-change', 2, 5), ('volume', 0, 100), ('note-on', 0, 93, 127), ('volume', 1, 100), ('note-on', 1, 94, 127), ('volume', 2, 100), ('note-on', 2, 95, 127), ('notelen-time', Rat(1, 4)), ('note-off', 0, 93, 127), ('note-off', 1, 94, 127), ('note-off', 2, 95, 127)]) self.assertEqual( MidiEventStream(t1, t2, t3).str_repr(details=1), "p0:3 p1:4 p2:5 v0:100 n0:93 v1:100 n1:94 v2:100 n2:95 d1/4 o93 o94 o95" )