55 lines
1.3 KiB
Python
55 lines
1.3 KiB
Python
|
# -*- coding: utf8 -*-
|
||
|
|
import io
|
||
|
|
import os
|
||
|
|
import shutil
|
||
|
|
import tempfile
|
||
|
|
|
||
|
|
pjoin = os.path.join
|
||
|
|
|
||
|
|
from .nbexamples import nb0
|
||
|
|
|
||
|
|
|
||
|
|
def open_utf8(fname, mode):
|
||
|
|
return io.open(fname, mode=mode, encoding='utf-8')
|
||
|
|
|
||
|
|
class NBFormatTest:
|
||
|
|
"""Mixin for writing notebook format tests"""
|
||
|
|
|
||
|
|
# override with appropriate values in subclasses
|
||
|
|
nb0_ref = None
|
||
|
|
ext = None
|
||
|
|
mod = None
|
||
|
|
|
||
|
|
def setUp(self):
|
||
|
|
self.wd = tempfile.mkdtemp()
|
||
|
|
|
||
|
|
def tearDown(self):
|
||
|
|
shutil.rmtree(self.wd)
|
||
|
|
|
||
|
|
def assertNBEquals(self, nba, nbb):
|
||
|
|
self.assertEqual(nba, nbb)
|
||
|
|
|
||
|
|
def test_writes(self):
|
||
|
|
s = self.mod.writes(nb0)
|
||
|
|
if self.nb0_ref:
|
||
|
|
self.assertEqual(s, self.nb0_ref)
|
||
|
|
|
||
|
|
def test_reads(self):
|
||
|
|
s = self.mod.writes(nb0)
|
||
|
|
nb = self.mod.reads(s)
|
||
|
|
|
||
|
|
def test_roundtrip(self):
|
||
|
|
s = self.mod.writes(nb0)
|
||
|
|
self.assertNBEquals(self.mod.reads(s),nb0)
|
||
|
|
|
||
|
|
def test_write_file(self):
|
||
|
|
with open_utf8(pjoin(self.wd, "nb0.%s" % self.ext), 'w') as f:
|
||
|
|
self.mod.write(nb0, f)
|
||
|
|
|
||
|
|
def test_read_file(self):
|
||
|
|
with open_utf8(pjoin(self.wd, "nb0.%s" % self.ext), 'w') as f:
|
||
|
|
self.mod.write(nb0, f)
|
||
|
|
|
||
|
|
with open_utf8(pjoin(self.wd, "nb0.%s" % self.ext), 'r') as f:
|
||
|
|
nb = self.mod.read(f)
|