def testScanMultiHit(self):
data = b"foobarfoo"
chunk = streaming.Chunk(offset=0, data=data)
spans = list(chunk.Scan(conditions.LiteralMatcher(b"foo")))
self.assertLen(spans, 2)
self.assertEqual(spans[0], self.Span(begin=0, end=3))
self.assertEqual(spans[1], self.Span(begin=6, end=9))
def testScanWithOverlap(self):
data = "foofoobarfoofoo"
chunk = streaming.Chunk(offset=0, data=data, overlap=8)
spans = list(chunk.Scan(conditions.LiteralMatcher("foo")))
self.assertEqual(len(spans), 2)
self.assertEqual(spans[0], self.Span(begin=9, end=12))
self.assertEqual(spans[1], self.Span(begin=12, end=15))
def testScanWithOverlapOverlapping(self):
data = "oooooo"
chunk = streaming.Chunk(offset=0, data=data, overlap=3)
spans = list(chunk.Scan(conditions.LiteralMatcher("oo")))
self.assertEqual(len(spans), 2)
self.assertEqual(spans[0], self.Span(begin=2, end=4))
self.assertEqual(spans[1], self.Span(begin=4, end=6))
def testScanOverlappedHits(self):
data = "xoxoxoxo"
chunk = streaming.Chunk(offset=0, data=data)
spans = list(chunk.Scan(conditions.LiteralMatcher("xoxo")))
self.assertEqual(len(spans), 2)
self.assertEqual(spans[0], self.Span(begin=0, end=4))
self.assertEqual(spans[1], self.Span(begin=4, end=8))
