def test_exceptions():
data = c.compress(b'1010101010100000000000000000000000000000000000000000000000000000000011111111111111111111111111111')
data = data[0:16]
with pytest.raises(Exception) as e:
c.decompress(data)
assert("decompressing" in str(e))
data = c.compress(b'1010101010100000000000000000000000000000000000000000000000000000000011111111111111111111111111111')
data = [data[0:16] for x in (1, 2, 3)]
with pytest.raises(Exception) as e:
c.decompressarr(data)
assert("decompressing" in str(e))
def test_performance_sequential(n, length):
_str = random_string(length)
_strarr = [_str for _ in range(n)]
now = dt.now()
[c.decompress(y) for y in [c.compressHC(x) for x in _strarr]]
clz4_time = (dt.now() - now).total_seconds()
now = dt.now()
c.decompressarr(c.compressarrHC(_strarr))
clz4_time_p = (dt.now() - now).total_seconds()
now = dt.now()
[lz4.decompress(y) for y in [lz4.compressHC(x) for x in _strarr]]
lz4_time = (dt.now() - now).total_seconds()
print()
print("LZ4 Test %sx len:%s" % (n, length))
print(" Cython LZ4 %s s" % clz4_time)
print(" Cython LZ4 Parallel %s s" % clz4_time_p)
print(" LZ4 %s s" % lz4_time)
def test_roundtripLZ4HC():
_str = "hello world"
cstr = lz4.compressHC(_str)
assert _str == c.decompress(cstr)
def test_roundtrip():
_str = "hello world"
cstr = c.compress(_str)
assert _str == c.decompress(cstr)
def test_roundtrip_multi(n):
_str = random_string(n)
cstr = c.compress(_str)
assert _str == c.decompress(cstr)