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quay/util/test/test_morecollections.py
2018-07-17 16:58:49 -04:00

300 lines
7 KiB
Python

from util.morecollections import (FastIndexList, StreamingDiffTracker,
IndexedStreamingDiffTracker)
def test_fastindexlist_basic_usage():
indexlist = FastIndexList()
# Add 1
indexlist.add(1)
assert indexlist.values() == [1]
assert indexlist.index(1) == 0
# Add 2
indexlist.add(2)
assert indexlist.values() == [1, 2]
assert indexlist.index(1) == 0
assert indexlist.index(2) == 1
# Pop nothing.
indexlist.pop_until(-1)
assert indexlist.values() == [1, 2]
assert indexlist.index(1) == 0
assert indexlist.index(2) == 1
# Pop 1.
assert indexlist.pop_until(0) == [1]
assert indexlist.values() == [2]
assert indexlist.index(1) is None
assert indexlist.index(2) == 0
# Add 3.
indexlist.add(3)
assert indexlist.values() == [2, 3]
assert indexlist.index(2) == 0
assert indexlist.index(3) == 1
# Pop 2, 3.
assert indexlist.pop_until(1) == [2, 3]
assert indexlist.values() == []
assert indexlist.index(1) is None
assert indexlist.index(2) is None
assert indexlist.index(3) is None
def test_fastindexlist_popping():
indexlist = FastIndexList()
indexlist.add('hello')
indexlist.add('world')
indexlist.add('you')
indexlist.add('rock')
assert indexlist.index('hello') == 0
assert indexlist.index('world') == 1
assert indexlist.index('you') == 2
assert indexlist.index('rock') == 3
indexlist.pop_until(1)
assert indexlist.index('you') == 0
assert indexlist.index('rock') == 1
def test_indexedstreamingdifftracker_basic():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 3)
tracker.push_new([('a', 0), ('b', 1), ('c', 2)])
tracker.push_old([('b', 1)])
tracker.done()
assert added == ['a', 'c']
def test_indexedstreamingdifftracker_multiple_done():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 3)
tracker.push_new([('a', 0), ('b', 1), ('c', 2)])
tracker.push_old([('b', 1)])
tracker.done()
tracker.done()
assert added == ['a', 'c']
def test_indexedstreamingdifftracker_same_streams():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 3)
tracker.push_new([('a', 0), ('b', 1), ('c', 2)])
tracker.push_old([('a', 0), ('b', 1), ('c', 2)])
tracker.done()
assert added == []
def test_indexedstreamingdifftracker_only_new():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 3)
tracker.push_new([('a', 0), ('b', 1), ('c', 2)])
tracker.push_old([])
tracker.done()
assert added == ['a', 'b', 'c']
def test_indexedstreamingdifftracker_pagination():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('a', 0), ('b', 1)])
tracker.push_old([])
tracker.push_new([('c', 2)])
tracker.push_old([])
tracker.done()
assert added == ['a', 'b', 'c']
def test_indexedstreamingdifftracker_old_pagination_no_repeat():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('new1', 3), ('new2', 4)])
tracker.push_old([('old1', 1), ('old2', 2)])
tracker.push_new([])
tracker.push_old([('new1', 3)])
tracker.done()
assert added == ['new2']
def test_indexedstreamingdifftracker_old_pagination():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('a', 10), ('b', 11)])
tracker.push_old([('z', 1), ('y', 2)])
tracker.push_new([('c', 12)])
tracker.push_old([('a', 10)])
tracker.done()
assert added == ['b', 'c']
def test_indexedstreamingdifftracker_very_offset():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('a', 10), ('b', 11)])
tracker.push_old([('z', 1), ('y', 2)])
tracker.push_new([('c', 12), ('d', 13)])
tracker.push_old([('x', 3), ('w', 4)])
tracker.push_new([('e', 14)])
tracker.push_old([('a', 10), ('d', 13)])
tracker.done()
assert added == ['b', 'c', 'e']
def test_indexedstreamingdifftracker_many_old():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('z', 26), ('hello', 100)])
tracker.push_old([('a', 1), ('b', 2)])
tracker.push_new([])
tracker.push_old([('c', 1), ('d', 2)])
tracker.push_new([])
tracker.push_old([('e', 3), ('f', 4)])
tracker.push_new([])
tracker.push_old([('g', 5), ('z', 26)])
tracker.done()
assert added == ['hello']
def test_indexedstreamingdifftracker_high_old_bound():
added = []
tracker = IndexedStreamingDiffTracker(added.append, 2)
tracker.push_new([('z', 26), ('hello', 100)])
tracker.push_old([('end1', 999), ('end2', 1000)])
tracker.push_new([])
tracker.push_old([])
tracker.done()
assert added == ['z', 'hello']
def test_streamingdifftracker_basic():
added = []
tracker = StreamingDiffTracker(added.append, 3)
tracker.push_new(['a', 'b', 'c'])
tracker.push_old(['b'])
tracker.done()
assert added == ['a', 'c']
def test_streamingdifftracker_same_streams():
added = []
tracker = StreamingDiffTracker(added.append, 3)
tracker.push_new(['a', 'b', 'c'])
tracker.push_old(['a', 'b', 'c'])
tracker.done()
assert added == []
def test_streamingdifftracker_some_new():
added = []
tracker = StreamingDiffTracker(added.append, 5)
tracker.push_new(['a', 'b', 'c', 'd', 'e'])
tracker.push_old(['a', 'b', 'c'])
tracker.done()
assert added == ['d', 'e']
def test_streamingdifftracker_offset_new():
added = []
tracker = StreamingDiffTracker(added.append, 5)
tracker.push_new(['b', 'c', 'd', 'e'])
tracker.push_old(['a', 'b', 'c'])
tracker.done()
assert added == ['d', 'e']
def test_streamingdifftracker_multiple_calls():
added = []
tracker = StreamingDiffTracker(added.append, 3)
tracker.push_new(['a', 'b', 'c'])
tracker.push_old(['b', 'd', 'e'])
tracker.push_new(['f', 'g', 'h'])
tracker.push_old(['g', 'h'])
tracker.done()
assert added == ['a', 'c', 'f']
def test_streamingdifftracker_empty_old():
added = []
tracker = StreamingDiffTracker(added.append, 3)
tracker.push_new(['a', 'b', 'c'])
tracker.push_old([])
tracker.push_new(['f', 'g', 'h'])
tracker.push_old([])
tracker.done()
assert added == ['a', 'b', 'c', 'f', 'g', 'h']
def test_streamingdifftracker_more_old():
added = []
tracker = StreamingDiffTracker(added.append, 2)
tracker.push_new(['c', 'd'])
tracker.push_old(['a', 'b'])
tracker.push_new([])
tracker.push_old(['c'])
tracker.done()
assert added == ['d']
def test_streamingdifftracker_more_new():
added = []
tracker = StreamingDiffTracker(added.append, 4)
tracker.push_new(['a', 'b', 'c', 'd'])
tracker.push_old(['r'])
tracker.push_new(['e', 'f', 'r', 'z'])
tracker.push_old([])
tracker.done()
assert added == ['a', 'b', 'c', 'd', 'e', 'f', 'z']
def test_streamingdifftracker_more_new2():
added = []
tracker = StreamingDiffTracker(added.append, 4)
tracker.push_new(['a', 'b', 'c', 'd'])
tracker.push_old(['r'])
tracker.push_new(['e', 'f', 'g', 'h'])
tracker.push_old([])
tracker.push_new(['i', 'j', 'r', 'z'])
tracker.push_old([])
tracker.done()
assert added == ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'z']