# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

"""
Tests for the output generated by trial.
"""

import os, StringIO

from twisted.scripts import trial
from twisted.trial import runner
from twisted.trial.test import packages


def runTrial(*args):
from twisted.trial import reporter
config = trial.Options()
config.parseOptions(args)
output = StringIO.StringIO()
myRunner = runner.TrialRunner(
reporter.VerboseTextReporter,
stream=output,
workingDirectory=config['temp-directory'])
suite = trial._getSuite(config)
result = myRunner.run(suite)
return output.getvalue()


class TestImportErrors(packages.SysPathManglingTest):
"""Actually run trial as if on the command line and check that the output
is what we expect.
"""

debug = False
parent = "_testImportErrors"
def runTrial(self, *args):
return runTrial('--temp-directory', self.mktemp(), *args)


def _print(self, stuff):
print stuff
return stuff


def assertIn(self, container, containee, *args, **kwargs):
# redefined to be useful in callbacks
super(TestImportErrors, self).assertIn(
containee, container, *args, **kwargs)
return container


def assertNotIn(self, container, containee, *args, **kwargs):
# redefined to be useful in callbacks
super(TestImportErrors, self).assertNotIn(
containee, container, *args, **kwargs)
return container


def test_trialRun(self):
self.runTrial()


def test_nonexistentModule(self):
d = self.runTrial('twisted.doesntexist')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'twisted.doesntexist')
return d


def test_nonexistentPackage(self):
d = self.runTrial('doesntexist')
self.assertIn(d, 'doesntexist')
self.assertIn(d, 'ModuleNotFound')
self.assertIn(d, '[ERROR]')
return d


def test_nonexistentPackageWithModule(self):
d = self.runTrial('doesntexist.barney')
self.assertIn(d, 'doesntexist.barney')
self.assertIn(d, 'ObjectNotFound')
self.assertIn(d, '[ERROR]')
return d


def test_badpackage(self):
d = self.runTrial('badpackage')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'badpackage')
self.assertNotIn(d, 'IOError')
return d


def test_moduleInBadpackage(self):
d = self.runTrial('badpackage.test_module')
self.assertIn(d, "[ERROR]")
self.assertIn(d, "badpackage.test_module")
self.assertNotIn(d, 'IOError')
return d


def test_badmodule(self):
d = self.runTrial('package.test_bad_module')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'package.test_bad_module')
self.assertNotIn(d, 'IOError')
self.assertNotIn(d, '<module ')
return d


def test_badimport(self):
d = self.runTrial('package.test_import_module')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'package.test_import_module')
self.assertNotIn(d, 'IOError')
self.assertNotIn(d, '<module ')
return d


def test_recurseImport(self):
d = self.runTrial('package')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'test_bad_module')
self.assertIn(d, 'test_import_module')
self.assertNotIn(d, '<module ')
self.assertNotIn(d, 'IOError')
return d


def test_recurseImportErrors(self):
d = self.runTrial('package2')
self.assertIn(d, '[ERROR]')
self.assertIn(d, 'package2')
self.assertIn(d, 'test_module')
self.assertIn(d, "No module named frotz")
self.assertNotIn(d, '<module ')
self.assertNotIn(d, 'IOError')
return d


def test_nonRecurseImportErrors(self):
d = self.runTrial('-N', 'package2')
self.assertIn(d, '[ERROR]')
self.assertIn(d, "No module named frotz")
self.assertNotIn(d, '<module ')
return d


def test_regularRun(self):
d = self.runTrial('package.test_module')
self.assertNotIn(d, '[ERROR]')
self.assertNotIn(d, 'IOError')
self.assertIn(d, 'OK')
self.assertIn(d, 'PASSED (successes=1)')
return d


def test_filename(self):
self.mangleSysPath(self.oldPath)
d = self.runTrial(
os.path.join(self.parent, 'package', 'test_module.py'))
self.assertNotIn(d, '[ERROR]')
self.assertNotIn(d, 'IOError')
self.assertIn(d, 'OK')
self.assertIn(d, 'PASSED (successes=1)')
return d


def test_dosFile(self):
## XXX -- not really an output test, more of a script test
self.mangleSysPath(self.oldPath)
d = self.runTrial(
os.path.join(self.parent,
'package', 'test_dos_module.py'))
self.assertNotIn(d, '[ERROR]')
self.assertNotIn(d, 'IOError')
self.assertIn(d, 'OK')
self.assertIn(d, 'PASSED (successes=1)')
return d