def test_bad_sort_bin(self):
# patching check_call to raise an exception causes pickling issues in
# multiprocessing, so just use the false command
job = MRGroup(['-r', 'local', '--sort-bin', 'false'])
job.sandbox(stdin=BytesIO(b'apples\nbuffaloes\nbears'))
with job.make_runner() as runner:
runner.run()
self.assertEqual(sorted(job.parse_output(runner.cat_output())),
[('a', ['apples']),
('b', ['buffaloes', 'bears'])])
self.assertTrue(self.check_call.called)
self.assertTrue(self._sort_lines_in_memory.called)
def _test_environment_variables(self, *args):
job = MRGroup(['-r', 'local'])
job.sandbox(stdin=BytesIO(b'apples\nbuffaloes\nbears'))
with job.make_runner() as runner:
runner.run()
# don't bother with output; already tested this above
self.assertTrue(self.check_call.called)
env = self.check_call.call_args[1]['env']
self.assertEqual(env['LC_ALL'], 'C')
self.assertEqual(env['TMP'], runner._get_local_tmp_dir())
self.assertEqual(env['TMPDIR'], runner._get_local_tmp_dir())
self.assertNotIn('TEMP', env) # this was for Windows sort
def test_custom_sort_bin(self):
job = MRGroup(['-r', 'local', '--sort-bin', 'sort -r'])
job.sandbox(
stdin=BytesIO(b'apples\nbabies\nbuffaloes\nbears\nbicycles'))
with job.make_runner() as runner:
runner.run()
self.assertEqual(
sorted(job.parse_output(runner.cat_output())),
[('a', ['apples']),
('b', ['buffaloes', 'bicycles', 'bears', 'babies'])])
self.assertTrue(self.check_call.called)
sort_args = self.check_call.call_args[0][0]
self.assertEqual(sort_args[:2], ['sort', '-r'])
def test_default_sort_bin(self):
job = MRGroup(['-r', 'local'])
job.sandbox(stdin=BytesIO(b'apples\nbuffaloes\nbears'))
with job.make_runner() as runner:
runner.run()
self.assertEqual(sorted(job.parse_output(runner.cat_output())),
[('a', ['apples']),
('b', ['buffaloes', 'bears'])])
self.assertTrue(self.check_call.called)
self.assertFalse(self._sort_lines_in_memory.called)
sort_args = self.check_call.call_args[0][0]
self.assertEqual(sort_args[:6],
['sort', '-t', '\t', '-k', '1,1', '-s'])