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|
import py
try:
from lib_pypy import greenlet
except ImportError as e:
py.test.skip(e)
class SomeError(Exception):
pass
class TestTracing:
def test_greenlet_tracing(self):
main = greenlet.getcurrent()
actions = []
def trace(*args):
actions.append(args)
def dummy():
pass
def dummyexc():
raise SomeError()
oldtrace = greenlet.settrace(trace)
try:
g1 = greenlet.greenlet(dummy)
g1.switch()
g2 = greenlet.greenlet(dummyexc)
py.test.raises(SomeError, g2.switch)
finally:
greenlet.settrace(oldtrace)
assert actions == [
('switch', (main, g1)),
('switch', (g1, main)),
('switch', (main, g2)),
('throw', (g2, main)),
]
def test_exception_disables_tracing(self):
main = greenlet.getcurrent()
actions = []
def trace(*args):
actions.append(args)
raise SomeError()
def dummy():
main.switch()
g = greenlet.greenlet(dummy)
g.switch()
oldtrace = greenlet.settrace(trace)
try:
py.test.raises(SomeError, g.switch)
assert greenlet.gettrace() is None
finally:
greenlet.settrace(oldtrace)
assert actions == [
('switch', (main, g)),
]
|
