26
28
from bzrlib.tests import TestCaseInTempDir
29
from bzrlib.osutils import pathjoin, abspath
28
31
class PluginTest(TestCaseInTempDir):
29
32
"""Create an external plugin and test loading."""
30
33
# def test_plugin_loading(self):
31
34
# orig_help = self.run_bzr_captured('bzr help commands')[0]
32
35
# os.mkdir('plugin_test')
33
# f = open(os.path.join('plugin_test', 'myplug.py'), 'wt')
36
# f = open(pathjoin('plugin_test', 'myplug.py'), 'wt')
34
37
# f.write(PLUGIN_TEXT)
36
39
# newhelp = self.run_bzr_captured('bzr help commands')[0]
52
55
# assert backtick('bzr myplug') == 'Hello from my plugin\n'
53
56
# assert backtick('bzr mplg') == 'Hello from my plugin\n'
55
# f = open(os.path.join('plugin_test', 'override.py'), 'wb')
58
# f = open(pathjoin('plugin_test', 'override.py'), 'wb')
56
59
# f.write("""import bzrlib, bzrlib.commands
57
60
# class cmd_commit(bzrlib.commands.cmd_commit):
58
61
# '''Commit changes into a new revision.'''
79
82
# TODO: Write a test for plugin decoration of commands.
84
class TestOneNamedPluginOnly(TestCaseInTempDir):
88
def test_plugins_with_the_same_name_are_not_loaded(self):
89
# This test tests that having two plugins in different
90
# directories does not result in both being loaded.
91
# get a file name we can use which is also a valid attribute
92
# for accessing in activeattributes. - we cannot give import parameters.
94
self.failIf(tempattribute in self.activeattributes)
95
# set a place for the plugins to record their loading, and at the same
96
# time validate that the location the plugins should record to is
98
bzrlib.tests.test_plugins.TestOneNamedPluginOnly.activeattributes \
100
self.failUnless(tempattribute in self.activeattributes)
101
# create two plugin directories
104
# write a plugin that will record when its loaded in the
105
# tempattribute list.
106
template = ("from bzrlib.tests.test_plugins import TestOneNamedPluginOnly\n"
107
"TestOneNamedPluginOnly.activeattributes[%r].append('%s')\n")
108
print >> file(os.path.join('first', 'plugin.py'), 'w'), template % (tempattribute, 'first')
109
print >> file(os.path.join('second', 'plugin.py'), 'w'), template % (tempattribute, 'second')
111
bzrlib.plugin.load_from_dirs(['first', 'second'])
112
self.assertEqual(['first'], self.activeattributes[tempattribute])
114
# remove the plugin 'plugin'
115
del self.activeattributes[tempattribute]
116
if getattr(bzrlib.plugins, 'plugin', None):
117
del bzrlib.plugins.plugin
118
self.failIf(getattr(bzrlib.plugins, 'plugin', None))
121
class TestAllPlugins(TestCaseInTempDir):
123
def test_plugin_appears_in_all_plugins(self):
124
# This test tests a new plugin appears in bzrlib.plugin.all_plugins().
125
# check the plugin is not loaded already
126
self.failIf(getattr(bzrlib.plugins, 'plugin', None))
127
# write a plugin that _cannot_ fail to load.
128
print >> file('plugin.py', 'w'), ""
130
bzrlib.plugin.load_from_dirs(['.'])
131
self.failUnless('plugin' in bzrlib.plugin.all_plugins())
132
self.failUnless(getattr(bzrlib.plugins, 'plugin', None))
133
self.assertEqual(bzrlib.plugin.all_plugins()['plugin'],
134
bzrlib.plugins.plugin)
136
# remove the plugin 'plugin'
137
if getattr(bzrlib.plugins, 'plugin', None):
138
del bzrlib.plugins.plugin
139
self.failIf(getattr(bzrlib.plugins, 'plugin', None))