def test_grid_out_lazy_connect(self):
fs = self.db.fs
outfile = GridOut(fs, file_id=-1)
self.assertRaises(NoFile, outfile.read)
self.assertRaises(NoFile, getattr, outfile, 'filename')
infile = GridIn(fs, filename=1)
infile.close()
outfile = GridOut(fs, infile._id)
outfile.read()
outfile.filename
outfile = GridOut(fs, infile._id)
outfile.readchunk()
def test_grid_out_lazy_connect(self):
fs = self.db.fs
outfile = GridOut(fs, file_id=-1, _connect=False)
self.assertRaises(NoFile, outfile.read)
self.assertRaises(NoFile, getattr, outfile, "filename")
infile = GridIn(fs, filename=1)
infile.close()
outfile = GridOut(fs, infile._id, _connect=False)
outfile.read()
outfile.filename
outfile = GridOut(fs, infile._id, _connect=False)
outfile.readchunk()
def test_readchunk(self):
in_data = b'a' * 10
f = GridIn(self.db.fs, chunkSize=3)
f.write(in_data)
f.close()
g = GridOut(self.db.fs, f._id)
self.assertEqual(3, len(g.readchunk()))
self.assertEqual(2, len(g.read(2)))
self.assertEqual(1, len(g.readchunk()))
self.assertEqual(3, len(g.read(3)))
self.assertEqual(1, len(g.readchunk()))
self.assertEqual(0, len(g.readchunk()))
def test_readchunk(self):
in_data = b("a") * 10
f = GridIn(self.db.fs, chunkSize=3)
f.write(in_data)
f.close()
g = GridOut(self.db.fs, f._id)
self.assertEqual(3, len(g.readchunk()))
self.assertEqual(2, len(g.read(2)))
self.assertEqual(1, len(g.readchunk()))
self.assertEqual(3, len(g.read(3)))
self.assertEqual(1, len(g.readchunk()))
self.assertEqual(0, len(g.readchunk()))
