def test_whitelist_blacklist(self):
items = ['abc', 'def', 'abcdef', 'ghi']
whitelist = ['def']
blacklist = ['abc']
assert pattern_filter(items, whitelist=whitelist,
blacklist=blacklist) == ['def']
def test_key_function(self):
items = [Item('abc'), Item('def'), Item('abcdef'), Item('ghi')]
whitelist = ['abc', 'def']
assert pattern_filter(items,
whitelist=whitelist,
key=lambda item: item.name) == [
Item('abc'),
Item('def'),
Item('abcdef')
]
def test_multiple_matches_blacklist(self):
items = ['abc', 'def', 'abcdef', 'ghi']
blacklist = ['abc', 'def']
assert pattern_filter(items, blacklist=blacklist) == ['ghi']
def test_multiple_matches_whitelist(self):
items = ['abc', 'def', 'abcdef', 'ghi']
whitelist = ['abc', 'def']
assert pattern_filter(items,
whitelist=whitelist) == ['abc', 'def', 'abcdef']
def test_no_patterns(self):
items = ['mock']
assert pattern_filter(items) is items
def test_no_items(self):
items = []
whitelist = ['mock']
assert pattern_filter(items, whitelist=whitelist) == []