67 lines
2 KiB
Python
Executable file
67 lines
2 KiB
Python
Executable file
import unittest
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from nose import case
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from nose.plugins import Plugin, PluginManager
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class Plug(Plugin):
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def loadTestsFromFile(self, path):
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class TC(unittest.TestCase):
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def test(self):
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pass
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return [TC('test')]
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def addError(self, test, err):
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return True
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class Plug2(Plugin):
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def loadTestsFromFile(self, path):
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class TCT(unittest.TestCase):
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def test_2(self):
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pass
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return [TCT('test_2')]
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def addError(self, test, err):
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assert False, "Should not have been called"
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class Plug3(Plugin):
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def loadTestsFromModule(self, module):
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raise TypeError("I don't like to type")
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class Plug4(Plugin):
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def loadTestsFromModule(self, module):
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raise AttributeError("I am missing my nose")
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class TestPluginManager(unittest.TestCase):
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def test_proxy_to_plugins(self):
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man = PluginManager(plugins=[Plug(), Plug2()])
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# simple proxy: first plugin to return a value wins
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self.assertEqual(man.addError(None, None), True)
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# multiple proxy: all plugins that return values get to run
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all = []
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for res in man.loadTestsFromFile('foo'):
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print res
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all.append(res)
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self.assertEqual(len(all), 2)
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def test_iter(self):
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expect = [Plug(), Plug2()]
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man = PluginManager(plugins=expect)
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for plug in man:
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self.assertEqual(plug, expect.pop(0))
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assert not expect, \
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"Some plugins were not found by iteration: %s" % expect
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def test_plugin_generative_method_errors_not_hidden(self):
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import nose.failure
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pm = PluginManager(plugins=[Plug3(), Plug4()])
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loaded = list(pm.loadTestsFromModule('whatever'))
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self.assertEqual(len(loaded), 2)
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for test in loaded:
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assert isinstance(test, nose.failure.Failure), \
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"%s is not a failure" % test
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if __name__ == '__main__':
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unittest.main()
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