def _pretty_export_import_pretty_test(self, part1):
# pretty print the part
pstring1 = part1.pretty()
with TemporaryFile() as f:
# save part to musicxml
save_musicxml(part1, f)
f.flush()
f.seek(0)
_tmp = f.read().decode('utf8')
f.seek(0)
# load part from musicxml
part2 = load_musicxml(f)
# pretty print saved/loaded part:
pstring2 = part2.pretty()
# test pretty printed strings for equality
equal = pstring1 == pstring2
if not equal:
print(pstring1)
print(pstring2)
print(_tmp)
show_diff(pstring1, pstring2)
msg = 'Exported and imported score does not yield identical pretty printed representations'
self.assertTrue(equal, msg)
def test_unfold_timeline(self):
for fn, fn_target_1, fn_target_2 in MUSICXML_UNFOLD_TESTPAIRS:
part = load_musicxml(fn, validate=False)
part = score.unfold_part_maximal(part)
result = save_musicxml(part).decode("UTF-8")
with open(fn_target_1) as f:
target = f.read()
equal = target == result
if not equal:
show_diff(result, target)
msg = "Unfolding part of MusicXML file {} does not yield expected result".format(
fn)
self.assertTrue(equal, msg)
# check unfold with update_id
part = score.unfold_part_maximal(part, update_ids=True)
result = save_musicxml(part).decode("UTF-8")
with open(fn_target_2) as f:
target = f.read()
equal = target == result
if not equal:
show_diff(result, target)
msg = "Unfolding part of MusicXML file {} does not yield expected result".format(
fn)
self.assertTrue(equal, msg)
def test_import_export(self):
for fn in MUSICXML_IMPORT_EXPORT_TESTFILES:
with open(fn) as f:
parts = load_musicxml(f, validate=False)
result = save_musicxml(parts).decode('UTF-8')
f.seek(0)
target = f.read()
equal = target == result
if not equal:
show_diff(result, target)
msg = "Import and export of MusicXML of file {} does not yield identical result".format(fn)
self.assertTrue(equal, msg)
def test_export_import_pprint(self):
# create a part
part1 = score.Part('My Part')
# create contents
divs = 10
ts = score.TimeSignature(3, 4)
page1 = score.Page(1)
system1 = score.System(1)
measure1 = score.Measure(number=1)
note1 = score.Note(step='A', octave=4, voice=1, staff=1)
rest1 = score.Rest(voice=1, staff=1)
note2 = score.Note(step='C', octave=5, alter=-1, voice=2, staff=1)
# and add the contents to the part:
part1.set_quarter_duration(0, divs)
part1.add(ts, 0)
part1.add(measure1, 0, 30)
part1.add(page1, 0)
part1.add(system1, 0)
part1.add(note1, 0, 15)
part1.add(rest1, 15, 30)
part1.add(note2, 0, 30)
score.set_end_times(part1)
# pretty print the part
pstring1 = part1.pretty()
with TemporaryFile() as f:
# save part to musicxml
save_musicxml(part1, f)
f.flush()
f.seek(0)
# load part from musicxml
part2 = load_musicxml(f)
# pretty print saved/loaded part:
pstring2 = part2.pretty()
# test pretty printed strings for equality
equal = pstring1 == pstring2
if not equal:
show_diff(pstring1, pstring2)
msg = 'Exported and imported score does not yield identical pretty printed representations'
self.assertTrue(equal, msg)