def test_diminished_7th():
assert analyze(['a', 'c', 'e-', 'g-']) == {
'A diminished 7th': 'ace-g-',
'C diminished 7th': 'ce-g-a',
'E- diminished 7th': 'e-g-ac',
'G- diminished 7th': 'g-ace-'
}
def test_augmented():
assert analyze(['c', 'e', 'g+']) == {
'C augmented': 'ceg+',
'E augmented': 'eg+c',
'G+ augmented': 'g+ce'
}
def test_diminished():
assert analyze(['b', 'd', 'f']) == {'B diminished': 'bdf'}
assert analyze(['f', 'd', 'b']) == {'B diminished': 'bdf'}
assert analyze(['d', 'f', 'b']) == {'B diminished': 'bdf'}
def test_minor():
assert analyze(['e', 'g', 'b']) == {'E minor': 'egb'}
assert analyze(['e', 'b', 'g']) == {'E minor': 'egb'}
assert analyze(['g', 'b', 'e']) == {'E minor': 'egb'}
def test_simple_major():
assert analyze(['a', 'c+', 'e']) == {'A major': 'ac+e'}
assert analyze(['c', 'e', 'g']) == {'C major': 'ceg'}
assert analyze(['c', 'g', 'e']) == {'C major': 'ceg'}
assert analyze(['g', 'c', 'e']) == {'C major': 'ceg'}
assert analyze(['c-', 'e-', 'g-']) == {'C- major': 'c-e-g-'}
def test_major_thirteenth():
assert analyze(['c', 'e', 'g', 'a']) == {
'C major 13th': 'cega',
'A minor 7th': 'aceg'
}
def test_major_eleventh():
assert analyze(['c', 'e', 'g', 'f']) == {'C major 11th': 'cegf'}
def test_major_ninth():
assert analyze(['c', 'e', 'g', 'd']) == {'C major 9th': 'cegd'}
def test_half_diminished_7th():
assert analyze(['a', 'c', 'e-', 'g']) == {'A half diminished 7th': 'ace-g'}
def test_minor_7th():
assert analyze(['a', 'c', 'e', 'g']) == {
'A minor 7th': 'aceg',
'C major 13th': 'cega'
}
def test_major_7th():
assert analyze(['a', 'c+', 'e', 'g+']) == {'A major 7th': 'ac+eg+'}
assert analyze(['b', 'd+', 'f+', 'a+']) == {'B major 7th': 'bd+f+a+'}
def test_dominant_7th():
assert analyze(['a', 'c+', 'e', 'g']) == {'A dominant 7th': 'ac+eg'}
def test_sus4():
assert analyze(['c', 'f', 'g']) == {'C sus4': 'cfg', 'F sus2': 'fgc'}
def test_sus2():
assert analyze(['c', 'd', 'g']) == {'C sus2': 'cdg', 'G sus4': 'gcd'}