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#!/usr/bin/env python
import pexpect
import unittest
import sys, os, time
import PexpectTestCase
class Exp_TimeoutTestCase(PexpectTestCase.PexpectTestCase):
def test_matches_exp_timeout (self):
"""This tests that we can raise and catch TIMEOUT.
"""
try:
raise pexpect.TIMEOUT("TIMEOUT match test")
except pexpect.TIMEOUT:
pass
#print "Correctly caught TIMEOUT when raising TIMEOUT."
else:
self.fail('TIMEOUT not caught by an except TIMEOUT clause.')
def test_pattern_printout (self):
"""Verify that a TIMEOUT returns the proper patterns it is trying to match against.
Make sure it is returning the pattern from the correct call."""
try:
p = pexpect.spawn('cat')
p.sendline('Hello')
p.expect('Hello')
p.expect('Goodbye',timeout=5)
except pexpect.TIMEOUT, expTimeoutInst:
assert p.match_index == None
else:
self.fail("Did not generate a TIMEOUT exception.")
def test_exp_timeout_notThrown (self):
"""Verify that a TIMEOUT is not thrown when we match what we expect."""
try:
p = pexpect.spawn('cat')
p.sendline('Hello')
p.expect('Hello')
except pexpect.TIMEOUT:
self.fail("TIMEOUT caught when it shouldn't be raised because we match the proper pattern.")
def test_stacktraceMunging (self):
"""Verify that the stack trace returned with a TIMEOUT instance does not contain references to pexpect."""
try:
p = pexpect.spawn('cat')
p.sendline('Hello')
p.expect('Goodbye',timeout=5)
except pexpect.TIMEOUT, e:
if e.get_trace().count("pexpect.py") != 0:
self.fail("The TIMEOUT get_trace() referenced pexpect.py. It should only reference the caller.\n"+e.get_trace())
def test_correctStackTrace (self):
"""Verify that the stack trace returned with a TIMEOUT instance correctly handles function calls."""
def nestedFunction (spawnInstance):
spawnInstance.expect("junk", timeout=3)
try:
p = pexpect.spawn('cat')
p.sendline('Hello')
nestedFunction(p)
except pexpect.TIMEOUT, e:
if e.get_trace().count("nestedFunction") == 0:
self.fail("The TIMEOUT get_trace() did not show the call to the nestedFunction function.\n" + str(e) + "\n" + e.get_trace())
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(Exp_TimeoutTestCase,'test')
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