def test_dataframemodel_sort_is_stable(): # cf. issue 3010
df = DataFrame([[2,14], [2,13], [2,16], [1,3], [2,9], [1,15], [1,17],
[2,2], [2,10], [1,6], [2,5], [2,8], [1,11], [1,1],
[1,12], [1,4], [2,7]])
dfm = DataFrameModel(df)
dfm.sort(2)
dfm.sort(1)
col2 = [dfm.data(dfm.createIndex(i, 2)) for i in range(len(df))]
assert col2 == [str(x) for x in [1, 3, 4, 6, 11, 12, 15, 17,
2, 5, 7, 8, 9, 10, 13, 14, 16]]
def test_dataframemodel_sort():
df = DataFrame({'colA': [1, 3], 'colB': ['c', 'a']})
dfm = DataFrameModel(df)
dfm.sort(2)
assert dfm.data(dfm.createIndex(0, 0)) == '1'
assert dfm.data(dfm.createIndex(0, 1)) == '3'
assert dfm.data(dfm.createIndex(0, 2)) == 'a'
assert dfm.data(dfm.createIndex(1, 0)) == '0'
assert dfm.data(dfm.createIndex(1, 1)) == '1'
assert dfm.data(dfm.createIndex(1, 2)) == 'c'
def test_dataframemodel_sort():
df = DataFrame({'colA': [1, 3], 'colB': ['c', 'a']})
dfm = DataFrameModel(df)
dfm.sort(2)
assert dfm.data(dfm.createIndex(0, 0)) == '1'
assert dfm.data(dfm.createIndex(0, 1)) == '3'
assert dfm.data(dfm.createIndex(0, 2)) == 'a'
assert dfm.data(dfm.createIndex(1, 0)) == '0'
assert dfm.data(dfm.createIndex(1, 1)) == '1'
assert dfm.data(dfm.createIndex(1, 2)) == 'c'
def test_dataframemodel_sort_is_stable(): # cf. issue 3010
df = DataFrame([[2, 14], [2, 13], [2, 16], [1, 3], [2, 9], [1, 15],
[1, 17], [2, 2], [2, 10], [1, 6], [2, 5], [2, 8], [1, 11],
[1, 1], [1, 12], [1, 4], [2, 7]])
dfm = DataFrameModel(df)
dfm.sort(2)
dfm.sort(1)
col2 = [dfm.data(dfm.createIndex(i, 2)) for i in range(len(df))]
assert col2 == [
str(x)
for x in [1, 3, 4, 6, 11, 12, 15, 17, 2, 5, 7, 8, 9, 10, 13, 14, 16]
]