79
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# TODO: Write a test for plugin decoration of commands.
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class TestOneNamedPluginOnly(TestCaseInTempDir):
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def test_plugins_with_the_same_name_are_not_loaded(self):
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# This test tests that having two plugins in different
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# directories does not result in both being loaded.
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# get a file name we can use which is also a valid attribute
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# for accessing in activeattributes. - we cannot give import parameters.
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self.failIf(tempattribute in self.activeattributes)
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# set a place for the plugins to record their loading, and at the same
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# time validate that the location the plugins should record to is
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bzrlib.tests.test_plugins.TestOneNamedPluginOnly.activeattributes \
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self.failUnless(tempattribute in self.activeattributes)
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# create two plugin directories
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# write a plugin that will record when its loaded in the
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# tempattribute list.
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template = ("from bzrlib.tests.test_plugins import TestOneNamedPluginOnly\n"
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"TestOneNamedPluginOnly.activeattributes[%r].append('%s')\n")
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print >> file(os.path.join('first', 'plugin.py'), 'w'), template % (tempattribute, 'first')
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print >> file(os.path.join('second', 'plugin.py'), 'w'), template % (tempattribute, 'second')
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bzrlib.plugin.load_from_dirs(['first', 'second'])
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self.assertEqual(['first'], self.activeattributes[tempattribute])
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# remove the plugin 'plugin'
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del self.activeattributes[tempattribute]
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if getattr(bzrlib.plugins, 'plugin', None):
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del bzrlib.plugins.plugin
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self.failIf(getattr(bzrlib.plugins, 'plugin', None))
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class TestAllPlugins(TestCaseInTempDir):
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def test_plugin_appears_in_all_plugins(self):
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# This test tests a new plugin appears in bzrlib.plugin.all_plugins().
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# check the plugin is not loaded already
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self.failIf(getattr(bzrlib.plugins, 'plugin', None))
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# write a plugin that _cannot_ fail to load.
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print >> file('plugin.py', 'w'), ""
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bzrlib.plugin.load_from_dirs(['.'])
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self.failUnless('plugin' in bzrlib.plugin.all_plugins())
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self.failUnless(getattr(bzrlib.plugins, 'plugin', None))
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self.assertEqual(bzrlib.plugin.all_plugins()['plugin'],
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bzrlib.plugins.plugin)
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# remove the plugin 'plugin'
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if getattr(bzrlib.plugins, 'plugin', None):
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del bzrlib.plugins.plugin
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self.failIf(getattr(bzrlib.plugins, 'plugin', None))