8000 bpo-32604: Improve subinterpreter tests. by ericsnowcurrently · Pull Request #6914 · python/cpython · GitHub
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bpo-32604: Improve subinterpreter tests. #6914

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Merged
merged 18 commits into from
May 16, 2018
Merged

bpo-32604: Improve subinterpreter tests. #6914

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828a227
Convert channel IDs into channels when shared.
ericsnowcurrently Feb 20, 2018
bac0f12
Only convert channel IDs when requested.
ericsnowcurrently Feb 20, 2018
5242a34
channel_drop_interpreter -> channel_release.
ericsnowcurrently Mar 14, 2018
7b2407d
Organize tests.
ericsnowcurrently Mar 23, 2018
6a5d1fc
Fix function signatures.
ericsnowcurrently Mar 23, 2018
c34ff90
Add InterpreterID/ChannelID.__str__().
ericsnowcurrently Apr 6, 2018
cbbc562
Return an InterpreterID from get_main().
ericsnowcurrently Apr 6, 2018
49e8065
Add support for int.
ericsnowcurrently Apr 6, 2018
cb41fa5
Correctly handle \x00 when sharing bytes.
ericsnowcurrently Apr 6, 2018
13e6b7a
Test channel_close() across a broad spectrum of cases.
ericsnowcurrently Apr 6, 2018
2ee8cb0
Fix a typo.
ericsnowcurrently Apr 7, 2018
ecb5834
Add an exhaustive set of permutated tests for close_channel().
ericsnowcurrently Apr 7, 2018
262e53e
Fix run_action() for close operations.
ericsnowcurrently Apr 7, 2018
7028808
Skip the exhaustive tests.
ericsnowcurrently Apr 13, 2018
5479620
Add a note about lookup of cross-interpreter types.
ericsnowcurrently Apr 13, 2018
13c51d4
Add support for str.
ericsnowcurrently Apr 13, 2018
4cf75a2
Move the normal channel_close() tests.
ericsnowcurrently Apr 23, 2018
bffbbfc
Do not mask errors in _channel_recv().
ericsnowcurrently Apr 27, 2018
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Move the normal channel_close() tests.
  • Loading branch information
@ericsnowcurrently
ericsnowcurrently committed May 16, 2018
commit 4cf75a202347c8579b758cfda0e6543463b5a793
180 changes: 90 additions & 90 deletions Lib/test/test__xxsubinterpreters.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1333,6 +1333,96 @@ def test_run_string_arg_resolved(self):
self.assertEqual(obj, b'spam')
self.assertEqual(out.strip(), 'send')

# close

def test_close_single_user(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'eggs')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_multiple_users(self):
cid = interpreters.channel_create()
id1 = interpreters.create()
id2 = interpreters.create()
interpreters.run_string(id1, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_send({cid}, b'spam')
"""))
interpreters.run_string(id2, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_recv({cid})
"""))
interpreters.channel_close(cid)
with self.assertRaises(interpreters.RunFailedError) as cm:
interpreters.run_string(id1, dedent(f"""
_interpreters.channel_send({cid}, b'spam')
"""))
self.assertIn('ChannelClosedError', str(cm.exception))
with self.assertRaises(interpreters.RunFailedError) as cm:
interpreters.run_string(id2, dedent(f"""
_interpreters.channel_send({cid}, b'spam')
"""))
self.assertIn('ChannelClosedError', str(cm.exception))

def test_close_multiple_times(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_close(cid)

def test_close_with_unused_items(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'ham')
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_never_used(self):
cid = interpreters.channel_create()
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'spam')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_by_unassociated_interp(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interp = interpreters.create()
interpreters.run_string(interp, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_close({cid})
"""))
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_close(cid)

def test_close_used_multiple_times_by_single_user(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'eggs')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)


class ChannelReleaseTests(TestBase):

Expand Down Expand Up @@ -1498,96 +1588,6 @@ def test_used_multiple_times_by_single_user(self):
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

# close

def test_close_single_user(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'eggs')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_multiple_users(self):
cid = interpreters.channel_create()
id1 = interpreters.create()
id2 = interpreters.create()
interpreters.run_string(id1, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_send({cid}, b'spam')
"""))
interpreters.run_string(id2, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_recv({cid})
"""))
interpreters.channel_close(cid)
with self.assertRaises(interpreters.RunFailedError) as cm:
interpreters.run_string(id1, dedent(f"""
_interpreters.channel_send({cid}, b'spam')
"""))
self.assertIn('ChannelClosedError', str(cm.exception))
with self.assertRaises(interpreters.RunFailedError) as cm:
interpreters.run_string(id2, dedent(f"""
_interpreters.channel_send({cid}, b'spam')
"""))
self.assertIn('ChannelClosedError', str(cm.exception))

def test_close_multiple_times(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_close(cid)

def test_close_with_unused_items(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'ham')
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_never_used(self):
cid = interpreters.channel_create()
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'spam')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)

def test_close_by_unassociated_interp(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interp = interpreters.create()
interpreters.run_string(interp, dedent(f"""
import _xxsubinterpreters as _interpreters
_interpreters.channel_close({cid})
"""))
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_close(cid)

def test_close_used_multiple_times_by_single_user(self):
cid = interpreters.channel_create()
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'spam')
interpreters.channel_send(cid, b'spam')
interpreters.channel_recv(cid)
interpreters.channel_close(cid)

with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_send(cid, b'eggs')
with self.assertRaises(interpreters.ChannelClosedError):
interpreters.channel_recv(cid)


class ChannelCloseFixture(namedtuple('ChannelCloseFixture',
'end interp other extra creator')):
Expand Down
0