def testSC(self):
"""test that datasets are unchanged after various comression/decompressions"""
obt_np = compression.decByteOffet_numpy(compression.compByteOffet_numpy(self.ds))
self.assertEqual(abs(self.ds - obt_np).max(), 0.0, "numpy algo")
obt_cy = compression.decByteOffet_cython(compression.compByteOffet_numpy(self.ds))
self.assertEqual(abs(self.ds - obt_cy).max(), 0.0, "cython algo")
obt_cy2 = compression.decByteOffet_cython(compression.compByteOffet_numpy(self.ds), self.ds.size)
self.assertEqual(abs(self.ds - obt_cy2).max(), 0.0, "cython algo_orig")
obt_we = compression.decByteOffet_weave(compression.compByteOffet_numpy(self.ds), self.ds.size)
self.assertEqual(abs(self.ds - obt_we).max(), 0.0, "weave algo")
def testComp(self):
"""
"""
ds = numpy.array([0, 128])
ref = "\x00\x80\x80\00"
self.assertEqual(ref, compression.compByteOffet_numpy(ds), "test +128")
ds = numpy.array([0, -128])
ref = '\x00\x80\x80\xff'
self.assertEqual(ref, compression.compByteOffet_numpy(ds), "test -128")
ds = numpy.array([10, -128])
ref = '\n\x80v\xff'
self.assertEqual(ref, compression.compByteOffet_numpy(ds), "test +10 -128")
self.assertEqual(self.ref, compression.compByteOffet_numpy(self.ds) , "test larger")
def testSC(self):
"""test that datasets are unchanged after various comression/decompressions"""
obt_np = compression.decByteOffet_numpy(
compression.compByteOffet_numpy(self.ds))
self.assertEqual(abs(self.ds - obt_np).max(), 0.0, "numpy algo")
obt_cy = compression.decByteOffet_cython(
compression.compByteOffet_numpy(self.ds))
self.assertEqual(abs(self.ds - obt_cy).max(), 0.0, "cython algo")
obt_cy2 = compression.decByteOffet_cython(
compression.compByteOffet_numpy(self.ds), self.ds.size)
self.assertEqual(abs(self.ds - obt_cy2).max(), 0.0, "cython algo_orig")
obt_we = compression.decByteOffet_weave(
compression.compByteOffet_numpy(self.ds), self.ds.size)
self.assertEqual(abs(self.ds - obt_we).max(), 0.0, "weave algo")
def testComp(self):
"""
"""
ds = numpy.array([0, 128])
ref = "\x00\x80\x80\00"
self.assertEqual(ref, compression.compByteOffet_numpy(ds), "test +128")
ds = numpy.array([0, -128])
ref = '\x00\x80\x80\xff'
self.assertEqual(ref, compression.compByteOffet_numpy(ds), "test -128")
ds = numpy.array([10, -128])
ref = '\n\x80v\xff'
self.assertEqual(ref, compression.compByteOffet_numpy(ds),
"test +10 -128")
self.assertEqual(self.ref, compression.compByteOffet_numpy(self.ds),
"test larger")
