def test_transpose_alternate_chord_info():
alternate_chord_info = "Em7"
mapping = {"cis": "f1:m7", "d": "fis1:m7", "ees": "g1:m7", "e": "gis1:m7", "gis": "c1:m7"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(alternate_chord_info, pitch) == lilypond
alternate_chord_info = "EM7"
mapping = {"cis": "f1:maj7", "d": "fis1:maj7", "ees": "g1:maj7", "e": "gis1:maj7", "gis": "c1:maj7"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(alternate_chord_info, pitch) == lilypond
def test_transpose_chord_info_major7():
chord_info = "CM7"
mapping = {"cis": "cis1:maj7", "d": "d1:maj7", "ees": "ees1:maj7", "e": "e1:maj7"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
chord_info = "Cmaj7"
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
def test_transpose_chord_info_dominant7():
chord_info = "C7"
mapping = {
"cis": "cis1:7 cis1:7",
"d": "d1:7 d1:7",
"ees": "ees1:7 ees1:7",
"e": "e1:7 e1:7",
"aes": "aes1:7 aes1:7"
}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch, number_of_bars=2) == lilypond
mapping = {"cis": "cis1:7", "d": "d1:7", "ees": "ees1:7", "e": "e1:7"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch, number_of_bars=1) == lilypond
def test_transpose_chord_info_major():
chord_info = "C"
mapping = {
"cis": "cis1 cis1",
"d": "d1 d1",
"ees": "ees1 ees1",
"e": "e1 e1",
"aes": "aes1 aes1"
}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch, number_of_bars=2) == lilypond
mapping = {"cis": "cis1", "d": "d1", "ees": "ees1", "e": "e1"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch, number_of_bars=1) == lilypond
def test_transpose_alternate_chord_info_lilypond():
alternate_chord_info = "e1:m7 e1:9 e1:maj7"
mapping = {"cis": "f1:m7 f1:9 f1:maj7",
"d": "fis1:m7 fis1:9 fis1:maj7",
"ees": "g1:m7 g1:9 g1:maj7",
"e": "gis1:m7 gis1:9 gis1:maj7",
"gis": "c1:m7 c1:9 c1:maj7"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(alternate_chord_info, pitch) == lilypond
def test_transpose_chord_info_lilypond_var_1():
chord_info = "c1:m7 c1:9 c1:maj7"
mapping = {
"c": "c1:m7 c1:9 c1:maj7",
"cis": "cis1:m7 cis1:9 cis1:maj7",
"ees": "ees1:m7 ees1:9 ees1:maj7",
"gis": "gis1:m7 gis1:9 gis1:maj7",
}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
def test_transpose_chord_info_lilypond_progression():
chord_info = "d2:m7 g:7 c1:maj7"
mapping = {
"d": "e2:m7 a:7 d1:maj7",
"e": "fis2:m7 b:7 e1:maj7",
"f": "g2:m7 c:7 f1:maj7",
"g": "a2:m7 d:7 g1:maj7",
"a": "b2:m7 e:7 a1:maj7",
"b": "cis2:m7 fis:7 b1:maj7",
}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
def test_transpose_chord_info_lilypond_dim():
chord_info = "c2:9 d2:dim9dim5"
mapping = {
"c": "c2:9 d2:dim9dim5",
"cis": "cis2:9 dis2:dim9dim5",
"ees": "ees2:9 f2:dim9dim5",
"fis": "fis2:9 gis2:dim9dim5",
"gis": "gis2:9 ais2:dim9dim5",
"aes": "aes2:9 bes2:dim9dim5",
}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
def test_wrong_chord():
chord_info = "Cm19aug12b3"
with pytest.raises(Exception):
transpose_chord_info(chord_info, "d")
def test_transpose_chord_info_minor():
chord_info = "Cm"
mapping = {"cis": "cis1:m", "d": "d1:m", "ees": "ees1:m", "e": "e1:m"}
for pitch, lilypond in mapping.items():
assert transpose_chord_info(chord_info, pitch) == lilypond
def fix_exercise_chords(exercise):
for item in exercise.riff_exercise_items:
if item.riff.number_of_bars != item.number_of_bars:
logger.info("Correcting number_of_bars for exercise_item",
item=item.order_number,
number_of_bars=item.riff.number_of_bars)
item.number_of_bars = item.riff.number_of_bars
# Disable check, and just re-generate them all
new_chord_info = None
# Check chord syntax
# *Cm7 and Cm7 will be converted to c1:m7
# new_chord_info = None
# if item_chord_info:
# if item_chord_info.startswith("*"):
# item_chord_info = item_chord_info[1:]
# if item_chord_info[0].isupper():
# try:
# new_chord_info = transpose_chord_info(
# item_chord_info, "c", number_of_bars=item.riff.number_of_bars,
# )
# logger.info(
# "Correcting chord for exercise_item from item",
# current_chord_info=item_chord_info,
# new_chord_info=new_chord_info,
# )
# except ValueError:
# logger.warning("No repair possible based on current item chord_info",
# current_chord_info=item_chord_info)
# pass
# item_chord_info = item.chord_info
# Do them all
item_chord_info = None
if new_chord_info is None and item_chord_info is None:
if item.riff.chord_info:
new_chord_info = transpose_chord_info(
item.riff.chord_info,
item.pitch,
number_of_bars=item.riff.number_of_bars)
logger.info(
"Correcting chord for exercise_item from riff CHORD_INFO",
current_chord_info=item.riff.chord_info,
new_chord_info=new_chord_info,
)
# Correct it
item.chord_info = new_chord_info
elif item.riff.chord:
new_chord_info = transpose_chord_info(
item.riff.chord,
item.pitch,
number_of_bars=item.riff.number_of_bars)
logger.info(
"Correcting chord for exercise_item from riff CHORD",
current_chord_info=item.riff.chord,
new_chord_info=new_chord_info,
)
# Correct it
item.chord_info = new_chord_info
else:
logger.error(
"No chord info found in riff: this shouldn't happen",
riff_id=item.riff_id)
