def test_region_fuse():
# Fusing two linear regions
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(51, 70, context=Context(100, False, start_index=0))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
r.fuse(r2)
assert r2.fuse(r) is None
r = Region(95, 100, context=Context(100, True, start_index=1))
r2 = Region(1, 70, context=Context(100, True, start_index=1))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
r.fuse(r2)
assert r.start == 95
assert r.end == 70
assert r2.start == 1
assert r2.end == 70
r = Region(1, 100, context=Context(100, False, start_index=1))
r2 = Region(5, 99, context=Context(100, False, start_index=1))
assert not r.consecutive_with(r2)
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(51, 70, context=Context(100, False, start_index=0))
f = r.fuse(r2, inplace=False)
assert r is not f
def test_raise_context_error():
with pytest.raises(RegionError):
r = Region(10, 50, context=Context(100, True, start_index=0))
r2 = Region(20, 90, context=Context(100, False, start_index=0))
r.consecutive_with(r2)
with pytest.raises(RegionError):
r = Region(10, 50, context=Context(100, False, start_index=0))
r2 = Region(20, 90, context=Context(101, False, start_index=0))
r.consecutive_with(r2)
with pytest.raises(RegionError):
r = Region(10, 50, context=Context(100, False, start_index=1))
r2 = Region(20, 90, context=Context(100, False, start_index=0))
r.consecutive_with(r2)
def test_consecutive_with():
# is consecutive
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(51, 70, context=Context(100, False, start_index=0))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# has gap
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(52, 70, context=Context(100, False, start_index=0))
assert not r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# same indices
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(50, 70, context=Context(100, False, start_index=0))
assert not r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# has overlap
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(49, 70, context=Context(100, False, start_index=0))
assert not r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# linear regions over origin
r = Region(20, 100, context=Context(100, False, start_index=1))
r2 = Region(1, 10, context=Context(100, False, start_index=1))
assert not r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# linear regions over origin
r = Region(1, 10, context=Context(100, False, start_index=1))
r2 = Region(11, 30, context=Context(100, False, start_index=1))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# circular regions over origin
r = Region(20, 100, context=Context(100, True, start_index=1))
r2 = Region(1, 10, context=Context(100, True, start_index=1))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
# self consecutive with
r = Region(20, 19, context=Context(100, True))
assert r.consecutive_with(r)
with pytest.raises(RegionError):
r = Region(20, 50, context=Context(100, False, start_index=0))
r2 = Region(51, 70, context=Context(100, False, start_index=1))
r.consecutive_with(r2)
r = Region(90, 10, context=Context(100, True, start_index=1))
r2 = Region(11, 20, context=Context(100, True, start_index=1))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
r = Region(10,
90,
direction=Region.REVERSE,
context=Context(100, True, start_index=1))
r2 = Region(11,
20,
direction=Region.FORWARD,
context=Context(100, True, start_index=1))
assert r.consecutive_with(r2)
assert not r2.consecutive_with(r)
r = Region(10,
90,
direction=Region.REVERSE,
context=Context(100, True, start_index=1))
r2 = Region(89,
20,
direction=Region.REVERSE,
context=Context(100, True, start_index=1))
assert not r.consecutive_with(r2)
assert r2.consecutive_with(r)