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authorLance Stout <lancestout@gmail.com>2012-03-11 18:30:15 -0700
committerLance Stout <lancestout@gmail.com>2012-03-12 16:24:18 -0700
commit1a153487c3cb83550f6d80feb34c5c972f6ad6c2 (patch)
tree7e9415cfd6bd75e3b2126d1e52c6a7d0a2642390
parent01b24999152c1eecceeac96c13f6e3e29ff10a6c (diff)
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Add tests for new plugin manager.
-rw-r--r--tests/test_plugins.py162
1 files changed, 162 insertions, 0 deletions
diff --git a/tests/test_plugins.py b/tests/test_plugins.py
new file mode 100644
index 00000000..6220d7a5
--- /dev/null
+++ b/tests/test_plugins.py
@@ -0,0 +1,162 @@
+import unittest
+import logging
+
+from sleekxmpp.plugins.base import PluginManager, BasePlugin, register_plugin
+
+
+class A(BasePlugin):
+ name = 'a'
+
+
+class B(BasePlugin):
+ name = 'b'
+
+
+class C(BasePlugin):
+ name = 'c'
+ dependencies = set(['b', 'd'])
+
+
+class D(BasePlugin):
+ name = 'd'
+ dependencies = set(['c'])
+
+
+class E(BasePlugin):
+ name = 'e'
+ dependencies = set(['a', 'd'])
+
+class F(BasePlugin):
+ name = 'f'
+ dependencies = set(['a', 'b'])
+
+
+register_plugin(A)
+register_plugin(B)
+register_plugin(C)
+register_plugin(D)
+register_plugin(E)
+register_plugin(F)
+
+
+class TestPlugins(unittest.TestCase):
+
+
+ def test_enable(self):
+ """Enable a single plugin."""
+ p = PluginManager(None)
+
+ events = []
+
+ def init(self):
+ events.append('init')
+
+ A.plugin_init = init
+
+ p.enable('a')
+
+ self.assertEqual(len(p), 1, "Wrong number of enabled plugins.")
+ self.assertEqual(events, ['init'], "Plugin init method not called.")
+
+ def test_disable(self):
+ """Disable a single plugin."""
+ p = PluginManager(None)
+
+ events = []
+
+ def init(self):
+ events.append('init')
+
+ def end(self):
+ events.append('end')
+
+ A.plugin_init = init
+ A.plugin_end = end
+
+ p.enable('a')
+ p.disable('a')
+
+ self.assertEqual(len(p), 0, "Wrong number of enabled plugins.")
+ self.assertEqual(events, ['init', 'end'],
+ "Plugin lifecycle methods not called.")
+
+ def test_enable_dependencies(self):
+ """Enable a plugin with acyclic dependencies."""
+ p = PluginManager(None)
+
+ events = []
+
+ A.plugin_init = lambda s: events.append('init_a')
+ B.plugin_init = lambda s: events.append('init_b')
+
+ p.enable('f')
+
+ self.assertEqual(len(p), 3, "Wrong number of enabled plugins.")
+ self.assertTrue('init_a' in events, "Dependency A not enabled.")
+ self.assertTrue('init_b' in events, "Dependency B not enabled.")
+
+ def test_enable_cyclic_dependencies(self):
+ """Enable a plugin with cyclic dependencies."""
+
+ p = PluginManager(None)
+
+ events = []
+
+ B.plugin_init = lambda s: events.append('init_b')
+ C.plugin_init = lambda s: events.append('init_c')
+ D.plugin_init = lambda s: events.append('init_d')
+
+ p.enable('c')
+
+ self.assertEqual(len(p), 3, "Wrong number of enabled plugins.")
+ self.assertTrue('init_b' in events, "Dependency B not enabled.")
+ self.assertTrue('init_c' in events, "Dependency C not enabled.")
+ self.assertTrue('init_d' in events, "Dependency D not enabled.")
+
+ def test_disable_dependendents(self):
+ """Disable a plugin with dependents."""
+
+ p = PluginManager(None)
+
+ events = []
+
+ A.plugin_end = lambda s: events.append('end_a')
+ B.plugin_end = lambda s: events.append('end_b')
+ F.plugin_end = lambda s: events.append('end_f')
+
+ p.enable('f')
+ p.disable('a')
+
+ self.assertEqual(len(p), 1, "Wrong number of enabled plugins.")
+ self.assertTrue('end_f' in events, "Dependent F not disabled.")
+ self.assertTrue('end_a' in events, "Plugin A not disabled.")
+
+ def test_disable_cyclic_dependents(self):
+ """Disable a plugin with cyclic dependents."""
+
+ p = PluginManager(None)
+
+ events = []
+
+ B.plugin_end = lambda s: events.append('end_b')
+ C.plugin_end = lambda s: events.append('end_c')
+ D.plugin_end = lambda s: events.append('end_d')
+
+ p.enable('c')
+ p.disable('b')
+
+ self.assertEqual(len(p), 0, "Wrong number of enabled plugins.")
+ self.assertTrue('end_b' in events, "Plugin B not disabled.")
+ self.assertTrue('end_c' in events, "Dependent C not disabled.")
+ self.assertTrue('end_d' in events, "Dependent D not disabled.")
+
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestPlugins)
+
+if __name__ == '__main__':
+ logging.basicConfig(level=logging.DEBUG,
+ format='%(levelname)-8s %(message)s')
+
+ tests = unittest.TestSuite([suite])
+ unittest.TextTestRunner(verbosity=2).run(tests)