69
# Workaround lazy import random? madness
71
self.addCleanup(cleanup)
107
72
self.create_plugin(name, source, dir,
108
73
file_name='__init__.py')
110
def promote_cache(self, directory):
111
"""Move bytecode files out of __pycache__ in given directory."""
112
cache_dir = os.path.join(directory, '__pycache__')
113
if os.path.isdir(cache_dir):
114
for name in os.listdir(cache_dir):
115
magicless_name = '.'.join(name.split('.')[0::name.count('.')])
116
rel = osutils.relpath(self.test_dir, cache_dir)
117
self.log("moving %s in %s to %s", name, rel, magicless_name)
118
os.rename(os.path.join(cache_dir, name),
119
os.path.join(directory, magicless_name))
121
def _unregister_finder(self):
122
"""Removes any test copies of _PluginsAtFinder from sys.meta_path."""
123
idx = len(sys.meta_path)
126
finder = sys.meta_path[idx]
127
if getattr(finder, "prefix", "") == self.module_prefix:
128
self.log("removed %r from sys.meta_path", finder)
129
sys.meta_path.pop(idx)
131
def _unregister_all(self):
132
"""Remove all plugins in the test namespace from sys.modules."""
133
for name in list(sys.modules):
134
if name.startswith(self.module_prefix) or name == self.module_name:
135
self.log("removed %s from sys.modules", name)
136
del sys.modules[name]
138
def assertPluginModules(self, plugin_dict):
140
dict((k[len(self.module_prefix):], sys.modules[k])
141
for k in sys.modules if k.startswith(self.module_prefix)),
75
def _unregister_plugin(self, name):
76
"""Remove the plugin from sys.modules and the bzrlib namespace."""
77
py_name = 'bzrlib.plugins.%s' % name
78
if py_name in sys.modules:
79
del sys.modules[py_name]
80
if getattr(bzrlib.plugins, name, None) is not None:
81
delattr(bzrlib.plugins, name)
83
def _unregister_plugin_submodule(self, plugin_name, submodule_name):
84
"""Remove the submodule from sys.modules and the bzrlib namespace."""
85
py_name = 'bzrlib.plugins.%s.%s' % (plugin_name, submodule_name)
86
if py_name in sys.modules:
87
del sys.modules[py_name]
88
plugin = getattr(bzrlib.plugins, plugin_name, None)
89
if plugin is not None:
90
if getattr(plugin, submodule_name, None) is not None:
91
delattr(plugin, submodule_name)
144
93
def assertPluginUnknown(self, name):
145
self.assertTrue(getattr(self.module, name, None) is None)
146
self.assertFalse(self.module_prefix + name in sys.modules)
94
self.failIf(getattr(bzrlib.plugins, name, None) is not None)
95
self.failIf('bzrlib.plugins.%s' % name in sys.modules)
148
97
def assertPluginKnown(self, name):
149
self.assertTrue(getattr(self.module, name, None) is not None)
150
self.assertTrue(self.module_prefix + name in sys.modules)
153
class TestLoadingPlugins(BaseTestPlugins):
98
self.failUnless(getattr(bzrlib.plugins, name, None) is not None)
99
self.failUnless('bzrlib.plugins.%s' % name in sys.modules)
102
class TestLoadingPlugins(tests.TestCaseInTempDir, TestPluginMixin):
155
104
activeattributes = {}
160
109
# file name we can use which is also a valid attribute for accessing in
161
110
# activeattributes. - we cannot give import parameters.
162
111
tempattribute = "0"
163
self.assertFalse(tempattribute in self.activeattributes)
112
self.failIf(tempattribute in self.activeattributes)
164
113
# set a place for the plugins to record their loading, and at the same
165
114
# time validate that the location the plugins should record to is
166
115
# valid and correct.
167
self.__class__.activeattributes[tempattribute] = []
168
self.assertTrue(tempattribute in self.activeattributes)
116
self.__class__.activeattributes [tempattribute] = []
117
self.failUnless(tempattribute in self.activeattributes)
169
118
# create two plugin directories
170
119
os.mkdir('first')
171
120
os.mkdir('second')
172
121
# write a plugin that will record when its loaded in the
173
122
# tempattribute list.
174
template = ("from breezy.tests.test_plugins import TestLoadingPlugins\n"
123
template = ("from bzrlib.tests.test_plugins import TestLoadingPlugins\n"
175
124
"TestLoadingPlugins.activeattributes[%r].append('%s')\n")
177
with open(os.path.join('first', 'plugin.py'), 'w') as outfile:
126
outfile = open(os.path.join('first', 'plugin.py'), 'w')
178
128
outfile.write(template % (tempattribute, 'first'))
179
129
outfile.write('\n')
181
with open(os.path.join('second', 'plugin.py'), 'w') as outfile:
133
outfile = open(os.path.join('second', 'plugin.py'), 'w')
182
135
outfile.write(template % (tempattribute, 'second'))
183
136
outfile.write('\n')
186
self.load_with_paths(['first', 'second'])
141
bzrlib.plugin.load_from_path(['first', 'second'])
187
142
self.assertEqual(['first'], self.activeattributes[tempattribute])
144
# remove the plugin 'plugin'
189
145
del self.activeattributes[tempattribute]
146
self._unregister_plugin('plugin')
147
self.assertPluginUnknown('plugin')
191
149
def test_plugins_from_different_dirs_can_demand_load(self):
192
self.assertFalse('breezy.plugins.pluginone' in sys.modules)
193
self.assertFalse('breezy.plugins.plugintwo' in sys.modules)
150
self.failIf('bzrlib.plugins.pluginone' in sys.modules)
151
self.failIf('bzrlib.plugins.plugintwo' in sys.modules)
194
152
# This test tests that having two plugins in different
195
153
# directories with different names allows them both to be loaded, when
196
154
# we do a direct import statement.
197
155
# Determine a file name we can use which is also a valid attribute
198
156
# for accessing in activeattributes. - we cannot give import parameters.
199
157
tempattribute = "different-dirs"
200
self.assertFalse(tempattribute in self.activeattributes)
158
self.failIf(tempattribute in self.activeattributes)
201
159
# set a place for the plugins to record their loading, and at the same
202
160
# time validate that the location the plugins should record to is
203
161
# valid and correct.
204
breezy.tests.test_plugins.TestLoadingPlugins.activeattributes[tempattribute] = [
206
self.assertTrue(tempattribute in self.activeattributes)
162
bzrlib.tests.test_plugins.TestLoadingPlugins.activeattributes \
164
self.failUnless(tempattribute in self.activeattributes)
207
165
# create two plugin directories
208
166
os.mkdir('first')
209
167
os.mkdir('second')
210
168
# write plugins that will record when they are loaded in the
211
169
# tempattribute list.
212
template = ("from breezy.tests.test_plugins import TestLoadingPlugins\n"
170
template = ("from bzrlib.tests.test_plugins import TestLoadingPlugins\n"
213
171
"TestLoadingPlugins.activeattributes[%r].append('%s')\n")
215
with open(os.path.join('first', 'pluginone.py'), 'w') as outfile:
173
outfile = open(os.path.join('first', 'pluginone.py'), 'w')
216
175
outfile.write(template % (tempattribute, 'first'))
217
176
outfile.write('\n')
219
with open(os.path.join('second', 'plugintwo.py'), 'w') as outfile:
180
outfile = open(os.path.join('second', 'plugintwo.py'), 'w')
220
182
outfile.write(template % (tempattribute, 'second'))
221
183
outfile.write('\n')
187
oldpath = bzrlib.plugins.__path__
224
self.assertPluginUnknown('pluginone')
225
self.assertPluginUnknown('plugintwo')
226
self.update_module_paths(['first', 'second'])
227
exec("import %spluginone" % self.module_prefix)
189
self.failIf('bzrlib.plugins.pluginone' in sys.modules)
190
self.failIf('bzrlib.plugins.plugintwo' in sys.modules)
191
bzrlib.plugins.__path__ = ['first', 'second']
192
exec "import bzrlib.plugins.pluginone"
228
193
self.assertEqual(['first'], self.activeattributes[tempattribute])
229
exec("import %splugintwo" % self.module_prefix)
194
exec "import bzrlib.plugins.plugintwo"
230
195
self.assertEqual(['first', 'second'],
231
self.activeattributes[tempattribute])
196
self.activeattributes[tempattribute])
198
# remove the plugin 'plugin'
233
199
del self.activeattributes[tempattribute]
200
self._unregister_plugin('pluginone')
201
self._unregister_plugin('plugintwo')
202
self.assertPluginUnknown('pluginone')
203
self.assertPluginUnknown('plugintwo')
235
205
def test_plugins_can_load_from_directory_with_trailing_slash(self):
236
206
# This test tests that a plugin can load from a directory when the
289
269
def test_plugin_with_bad_api_version_reports(self):
290
"""Try loading a plugin that requests an unsupported api.
292
Observe that it records the problem but doesn't complain on stderr.
294
See https://bugs.launchpad.net/bzr/+bug/704195
270
# This plugin asks for bzrlib api version 1.0.0, which is not supported
296
272
name = 'wants100.py'
297
with open(name, 'w') as f:
298
f.write("import breezy\n"
299
"from breezy.errors import IncompatibleVersion\n"
300
"raise IncompatibleVersion(breezy, [(1, 0, 0)], (0, 0, 5))\n")
275
f.write("import bzrlib.api\n"
276
"bzrlib.api.require_any_api(bzrlib, [(1, 0, 0)])\n")
301
280
log = self.load_and_capture(name)
302
self.assertNotContainsRe(log,
303
r"It supports breezy version")
304
self.assertEqual({'wants100'}, viewkeys(self.plugin_warnings))
305
self.assertContainsRe(
306
self.plugin_warnings['wants100'][0],
307
r"It supports breezy version")
281
self.assertContainsRe(log,
282
r"It requested API version")
309
284
def test_plugin_with_bad_name_does_not_load(self):
310
285
# The file name here invalid for a python module.
311
name = 'brz-bad plugin-name..py'
312
open(name, 'w').close()
286
name = 'bzr-bad plugin-name..py'
287
file(name, 'w').close()
313
288
log = self.load_and_capture(name)
314
289
self.assertContainsRe(log,
315
r"Unable to load 'brz-bad plugin-name\.' in '\.' as a plugin "
316
"because the file path isn't a valid module name; try renaming "
317
"it to 'bad_plugin_name_'\\.")
320
class TestPlugins(BaseTestPlugins):
290
r"Unable to load 'bzr-bad plugin-name\.' in '\.' as a plugin "
291
"because the file path isn't a valid module name; try renaming "
292
"it to 'bad_plugin_name_'\.")
295
class TestPlugins(tests.TestCaseInTempDir, TestPluginMixin):
322
297
def setup_plugin(self, source=""):
323
# This test tests a new plugin appears in breezy.plugin.plugins().
298
# This test tests a new plugin appears in bzrlib.plugin.plugins().
324
299
# check the plugin is not loaded already
325
300
self.assertPluginUnknown('plugin')
326
301
# write a plugin that _cannot_ fail to load.
327
with open('plugin.py', 'w') as f:
328
f.write(source + '\n')
329
self.load_with_paths(['.'])
331
def test_plugin_loaded(self):
332
self.assertPluginUnknown('plugin')
333
self.assertIs(None, breezy.plugin.get_loaded_plugin('plugin'))
335
p = breezy.plugin.get_loaded_plugin('plugin')
336
self.assertIsInstance(p, breezy.plugin.PlugIn)
337
self.assertIs(p.module, sys.modules[self.module_prefix + 'plugin'])
339
def test_plugin_loaded_disabled(self):
340
self.assertPluginUnknown('plugin')
341
self.overrideEnv('BRZ_DISABLE_PLUGINS', 'plugin')
343
self.assertIs(None, breezy.plugin.get_loaded_plugin('plugin'))
302
file('plugin.py', 'w').write(source + '\n')
303
self.addCleanup(self.teardown_plugin)
304
plugin.load_from_path(['.'])
306
def teardown_plugin(self):
307
self._unregister_plugin('plugin')
308
self.assertPluginUnknown('plugin')
345
310
def test_plugin_appears_in_plugins(self):
346
311
self.setup_plugin()
347
312
self.assertPluginKnown('plugin')
348
p = self.plugins['plugin']
349
self.assertIsInstance(p, breezy.plugin.PlugIn)
350
self.assertIs(p.module, sys.modules[self.module_prefix + 'plugin'])
313
p = plugin.plugins()['plugin']
314
self.assertIsInstance(p, bzrlib.plugin.PlugIn)
315
self.assertEqual(p.module, plugins.plugin)
352
317
def test_trivial_plugin_get_path(self):
353
318
self.setup_plugin()
354
p = self.plugins['plugin']
319
p = plugin.plugins()['plugin']
355
320
plugin_path = self.test_dir + '/plugin.py'
356
321
self.assertIsSameRealPath(plugin_path, osutils.normpath(p.path()))
358
323
def test_plugin_get_path_py_not_pyc(self):
359
324
# first import creates plugin.pyc
360
325
self.setup_plugin()
361
self.promote_cache(self.test_dir)
363
self.load_with_paths(['.']) # import plugin.pyc
326
self.teardown_plugin()
327
plugin.load_from_path(['.']) # import plugin.pyc
364
328
p = plugin.plugins()['plugin']
365
329
plugin_path = self.test_dir + '/plugin.py'
366
330
self.assertIsSameRealPath(plugin_path, osutils.normpath(p.path()))
426
392
def test_no_version_info___version__(self):
427
393
self.setup_plugin()
428
plugin = breezy.plugin.plugins()['plugin']
394
plugin = bzrlib.plugin.plugins()['plugin']
429
395
self.assertEqual("unknown", plugin.__version__)
431
397
def test_str__version__with_version_info(self):
432
398
self.setup_plugin("version_info = '1.2.3'")
433
plugin = breezy.plugin.plugins()['plugin']
399
plugin = bzrlib.plugin.plugins()['plugin']
434
400
self.assertEqual("1.2.3", plugin.__version__)
436
402
def test_noniterable__version__with_version_info(self):
437
403
self.setup_plugin("version_info = (1)")
438
plugin = breezy.plugin.plugins()['plugin']
404
plugin = bzrlib.plugin.plugins()['plugin']
439
405
self.assertEqual("1", plugin.__version__)
441
407
def test_1__version__with_version_info(self):
442
408
self.setup_plugin("version_info = (1,)")
443
plugin = breezy.plugin.plugins()['plugin']
409
plugin = bzrlib.plugin.plugins()['plugin']
444
410
self.assertEqual("1", plugin.__version__)
446
412
def test_1_2__version__with_version_info(self):
447
413
self.setup_plugin("version_info = (1, 2)")
448
plugin = breezy.plugin.plugins()['plugin']
414
plugin = bzrlib.plugin.plugins()['plugin']
449
415
self.assertEqual("1.2", plugin.__version__)
451
417
def test_1_2_3__version__with_version_info(self):
452
418
self.setup_plugin("version_info = (1, 2, 3)")
453
plugin = breezy.plugin.plugins()['plugin']
419
plugin = bzrlib.plugin.plugins()['plugin']
454
420
self.assertEqual("1.2.3", plugin.__version__)
456
422
def test_candidate__version__with_version_info(self):
457
423
self.setup_plugin("version_info = (1, 2, 3, 'candidate', 1)")
458
plugin = breezy.plugin.plugins()['plugin']
424
plugin = bzrlib.plugin.plugins()['plugin']
459
425
self.assertEqual("1.2.3rc1", plugin.__version__)
461
427
def test_dev__version__with_version_info(self):
462
428
self.setup_plugin("version_info = (1, 2, 3, 'dev', 0)")
463
plugin = breezy.plugin.plugins()['plugin']
429
plugin = bzrlib.plugin.plugins()['plugin']
464
430
self.assertEqual("1.2.3dev", plugin.__version__)
466
432
def test_dev_fallback__version__with_version_info(self):
467
433
self.setup_plugin("version_info = (1, 2, 3, 'dev', 4)")
468
plugin = breezy.plugin.plugins()['plugin']
434
plugin = bzrlib.plugin.plugins()['plugin']
469
435
self.assertEqual("1.2.3dev4", plugin.__version__)
471
437
def test_final__version__with_version_info(self):
472
438
self.setup_plugin("version_info = (1, 2, 3, 'final', 0)")
473
plugin = breezy.plugin.plugins()['plugin']
439
plugin = bzrlib.plugin.plugins()['plugin']
474
440
self.assertEqual("1.2.3", plugin.__version__)
476
442
def test_final_fallback__version__with_version_info(self):
477
443
self.setup_plugin("version_info = (1, 2, 3, 'final', 2)")
478
plugin = breezy.plugin.plugins()['plugin']
479
self.assertEqual("1.2.3.2", plugin.__version__)
444
plugin = bzrlib.plugin.plugins()['plugin']
445
self.assertEqual("1.2.3.final.2", plugin.__version__)
448
class TestPluginHelp(tests.TestCaseInTempDir):
450
def split_help_commands(self):
453
out, err = self.run_bzr('--no-plugins help commands')
454
for line in out.splitlines():
455
if not line.startswith(' '):
456
current = line.split()[0]
457
help[current] = help.get(current, '') + line
461
def test_plugin_help_builtins_unaffected(self):
462
# Check we don't get false positives
463
help_commands = self.split_help_commands()
464
for cmd_name in bzrlib.commands.builtin_command_names():
465
if cmd_name in bzrlib.commands.plugin_command_names():
468
help = bzrlib.commands.get_cmd_object(cmd_name).get_help_text()
469
except NotImplementedError:
470
# some commands have no help
473
self.assertNotContainsRe(help, 'plugin "[^"]*"')
475
if cmd_name in help_commands.keys():
476
# some commands are hidden
477
help = help_commands[cmd_name]
478
self.assertNotContainsRe(help, 'plugin "[^"]*"')
480
def test_plugin_help_shows_plugin(self):
481
# Create a test plugin
482
os.mkdir('plugin_test')
483
f = open(osutils.pathjoin('plugin_test', 'myplug.py'), 'w')
485
from bzrlib import commands
486
class cmd_myplug(commands.Command):
487
__doc__ = '''Just a simple test plugin.'''
490
print 'Hello from my plugin'
498
bzrlib.plugin.load_from_path(['plugin_test'])
499
bzrlib.commands.register_command( bzrlib.plugins.myplug.cmd_myplug)
500
help = self.run_bzr('help myplug')[0]
501
self.assertContainsRe(help, 'plugin "myplug"')
502
help = self.split_help_commands()['myplug']
503
self.assertContainsRe(help, '\[myplug\]')
506
if 'myplug' in bzrlib.commands.plugin_cmds:
507
bzrlib.commands.plugin_cmds.remove('myplug')
508
# remove the plugin 'myplug'
509
if getattr(bzrlib.plugins, 'myplug', None):
510
delattr(bzrlib.plugins, 'myplug')
482
513
class TestHelpIndex(tests.TestCase):
555
586
mod = FakeModule(None, 'demo')
556
587
topic = plugin.ModuleHelpTopic(mod)
557
588
self.assertEqual("Plugin 'demo' has no docstring.\n",
558
topic.get_help_text())
589
topic.get_help_text())
560
591
def test_get_help_text_no_carriage_return(self):
561
592
"""ModuleHelpTopic.get_help_text adds a \n if needed."""
562
593
mod = FakeModule('one line of help', 'demo')
563
594
topic = plugin.ModuleHelpTopic(mod)
564
595
self.assertEqual("one line of help\n",
565
topic.get_help_text())
596
topic.get_help_text())
567
598
def test_get_help_text_carriage_return(self):
568
599
"""ModuleHelpTopic.get_help_text adds a \n if needed."""
569
600
mod = FakeModule('two lines of help\nand more\n', 'demo')
570
601
topic = plugin.ModuleHelpTopic(mod)
571
602
self.assertEqual("two lines of help\nand more\n",
572
topic.get_help_text())
603
topic.get_help_text())
574
605
def test_get_help_text_with_additional_see_also(self):
575
606
mod = FakeModule('two lines of help\nand more', 'demo')
576
607
topic = plugin.ModuleHelpTopic(mod)
578
"two lines of help\nand more\n\n:See also: bar, foo\n",
608
self.assertEqual("two lines of help\nand more\nSee also: bar, foo\n",
579
609
topic.get_help_text(['foo', 'bar']))
581
611
def test_get_help_topic(self):
582
612
"""The help topic for a plugin is its module name."""
583
mod = FakeModule('two lines of help\nand more', 'breezy.plugins.demo')
613
mod = FakeModule('two lines of help\nand more', 'bzrlib.plugins.demo')
584
614
topic = plugin.ModuleHelpTopic(mod)
585
615
self.assertEqual('demo', topic.get_help_topic())
586
mod = FakeModule('two lines of help\nand more',
587
'breezy.plugins.foo_bar')
616
mod = FakeModule('two lines of help\nand more', 'bzrlib.plugins.foo_bar')
588
617
topic = plugin.ModuleHelpTopic(mod)
589
618
self.assertEqual('foo_bar', topic.get_help_topic())
621
class TestLoadFromPath(tests.TestCaseInTempDir):
624
super(TestLoadFromPath, self).setUp()
625
# Change bzrlib.plugin to think no plugins have been loaded yet.
626
self.overrideAttr(bzrlib.plugins, '__path__', [])
627
self.overrideAttr(plugin, '_loaded', False)
629
# Monkey-patch load_from_path to stop it from actually loading anything.
630
self.overrideAttr(plugin, 'load_from_path', lambda dirs: None)
632
def test_set_plugins_path_with_args(self):
633
plugin.set_plugins_path(['a', 'b'])
634
self.assertEqual(['a', 'b'], bzrlib.plugins.__path__)
636
def test_set_plugins_path_defaults(self):
637
plugin.set_plugins_path()
638
self.assertEqual(plugin.get_standard_plugins_path(),
639
bzrlib.plugins.__path__)
641
def test_get_standard_plugins_path(self):
642
path = plugin.get_standard_plugins_path()
643
for directory in path:
644
self.assertNotContainsRe(directory, r'\\/$')
646
from distutils.sysconfig import get_python_lib
650
if sys.platform != 'win32':
651
python_lib = get_python_lib()
652
for directory in path:
653
if directory.startswith(python_lib):
656
self.fail('No path to global plugins')
658
def test_get_standard_plugins_path_env(self):
659
os.environ['BZR_PLUGIN_PATH'] = 'foo/'
660
path = plugin.get_standard_plugins_path()
661
for directory in path:
662
self.assertNotContainsRe(directory, r'\\/$')
664
def test_load_plugins(self):
665
plugin.load_plugins(['.'])
666
self.assertEqual(bzrlib.plugins.__path__, ['.'])
667
# subsequent loads are no-ops
668
plugin.load_plugins(['foo'])
669
self.assertEqual(bzrlib.plugins.__path__, ['.'])
671
def test_load_plugins_default(self):
672
plugin.load_plugins()
673
path = plugin.get_standard_plugins_path()
674
self.assertEqual(path, bzrlib.plugins.__path__)
592
677
class TestEnvPluginPath(tests.TestCase):
597
entrypoints = "ENTRYPOINTS"
680
super(TestEnvPluginPath, self).setUp()
681
self.overrideAttr(plugin, 'DEFAULT_PLUGIN_PATH', None)
683
self.user = plugin.get_user_plugin_path()
684
self.site = plugin.get_site_plugin_path()
685
self.core = plugin.get_core_plugin_path()
687
def _list2paths(self, *args):
690
plugin._append_new_path(paths, p)
693
def _set_path(self, *args):
694
path = os.pathsep.join(self._list2paths(*args))
695
osutils.set_or_unset_env('BZR_PLUGIN_PATH', path)
599
697
def check_path(self, expected_dirs, setting_dirs):
600
if setting_dirs is None:
601
del os.environ['BRZ_PLUGIN_PATH']
603
os.environ['BRZ_PLUGIN_PATH'] = os.pathsep.join(setting_dirs)
604
actual = [(p if t == 'path' else t.upper())
605
for p, t in plugin._env_plugin_path()]
606
self.assertEqual(expected_dirs, actual)
699
self._set_path(*setting_dirs)
700
actual = plugin.get_standard_plugins_path()
701
self.assertEquals(self._list2paths(*expected_dirs), actual)
608
703
def test_default(self):
609
self.check_path([self.user, self.core, self.site], None)
704
self.check_path([self.user, self.core, self.site],
611
707
def test_adhoc_policy(self):
612
708
self.check_path([self.user, self.core, self.site],
678
768
['+foo', '-bar'])
681
class TestDisablePlugin(BaseTestPlugins):
771
class TestDisablePlugin(tests.TestCaseInTempDir, TestPluginMixin):
774
super(TestDisablePlugin, self).setUp()
775
self.create_plugin_package('test_foo')
776
# Make sure we don't pollute the plugins namespace
777
self.overrideAttr(plugins, '__path__')
778
# Be paranoid in case a test fail
779
self.addCleanup(self._unregister_plugin, 'test_foo')
683
781
def test_cannot_import(self):
684
self.create_plugin_package('works')
685
self.create_plugin_package('fails')
686
self.overrideEnv('BRZ_DISABLE_PLUGINS', 'fails')
687
self.update_module_paths(["."])
688
import breezy.testingplugins.works as works
782
osutils.set_or_unset_env('BZR_DISABLE_PLUGINS', 'test_foo')
783
plugin.set_plugins_path(['.'])
690
import breezy.testingplugins.fails as fails
785
import bzrlib.plugins.test_foo
691
786
except ImportError:
694
self.fail("Loaded blocked plugin: " + repr(fails))
695
self.assertPluginModules({'fails': None, 'works': works})
697
def test_partial_imports(self):
698
self.create_plugin('good')
699
self.create_plugin('bad')
700
self.create_plugin_package('ugly')
701
self.overrideEnv('BRZ_DISABLE_PLUGINS', 'bad:ugly')
702
self.load_with_paths(['.'])
703
self.assertEqual({'good'}, viewkeys(self.plugins))
704
self.assertPluginModules({
705
'good': self.plugins['good'].module,
709
# Ensure there are no warnings about plugins not being imported as
710
# the user has explictly requested they be disabled.
711
self.assertNotContainsRe(self.get_log(), r"Unable to load plugin")
714
class TestEnvDisablePlugins(tests.TestCase):
716
def _get_names(self, env_value):
717
os.environ['BRZ_DISABLE_PLUGINS'] = env_value
718
return plugin._env_disable_plugins()
720
def test_unset(self):
721
self.assertEqual([], plugin._env_disable_plugins())
723
def test_empty(self):
724
self.assertEqual([], self._get_names(''))
726
def test_single(self):
727
self.assertEqual(['single'], self._get_names('single'))
729
def test_multi(self):
730
expected = ['one', 'two']
731
self.assertEqual(expected, self._get_names(os.pathsep.join(expected)))
733
def test_mixed(self):
734
value = os.pathsep.join(['valid', 'in-valid'])
735
self.assertEqual(['valid'], self._get_names(value))
736
self.assertContainsRe(
738
r"Invalid name 'in-valid' in BRZ_DISABLE_PLUGINS=" + repr(value))
741
class TestEnvPluginsAt(tests.TestCase):
743
def _get_paths(self, env_value):
744
os.environ['BRZ_PLUGINS_AT'] = env_value
745
return plugin._env_plugins_at()
747
def test_empty(self):
748
self.assertEqual([], plugin._env_plugins_at())
749
self.assertEqual([], self._get_paths(''))
788
self.assertPluginUnknown('test_foo')
790
def test_regular_load(self):
791
self.overrideAttr(plugin, '_loaded', False)
792
plugin.load_plugins(['.'])
793
self.assertPluginKnown('test_foo')
794
self.assertDocstring("This is the doc for test_foo",
795
bzrlib.plugins.test_foo)
797
def test_not_loaded(self):
799
def captured_warning(*args, **kwargs):
800
self.warnings.append((args, kwargs))
801
self.overrideAttr(trace, 'warning', captured_warning)
802
# Reset the flag that protect against double loading
803
self.overrideAttr(plugin, '_loaded', False)
804
osutils.set_or_unset_env('BZR_DISABLE_PLUGINS', 'test_foo')
805
plugin.load_plugins(['.'])
806
self.assertPluginUnknown('test_foo')
807
# Make sure we don't warn about the plugin ImportError since this has
808
# been *requested* by the user.
809
self.assertLength(0, self.warnings)
812
class TestLoadPluginAtSyntax(tests.TestCase):
814
def _get_paths(self, paths):
815
return plugin._get_specific_plugin_paths(paths)
817
def test_empty(self):
818
self.assertEquals([], self._get_paths(None))
819
self.assertEquals([], self._get_paths(''))
751
821
def test_one_path(self):
752
self.assertEqual([('b', 'man')], self._get_paths('b@man'))
754
def test_multiple(self):
756
[('tools', 'bzr-tools'), ('p', 'play.py')],
757
self._get_paths(os.pathsep.join(('tools@bzr-tools', 'p@play.py'))))
759
def test_many_at(self):
761
[('church', 'StMichael@Plea@Norwich')],
762
self._get_paths('church@StMichael@Plea@Norwich'))
764
def test_only_py(self):
765
self.assertEqual([('test', './test.py')], self._get_paths('./test.py'))
767
def test_only_package(self):
768
self.assertEqual([('py', '/opt/b/py')], self._get_paths('/opt/b/py'))
770
def test_bad_name(self):
771
self.assertEqual([], self._get_paths('/usr/local/bzr-git'))
772
self.assertContainsRe(
774
r"Invalid name 'bzr-git' in BRZ_PLUGINS_AT='/usr/local/bzr-git'")
777
class TestLoadPluginAt(BaseTestPlugins):
822
self.assertEquals([('b', 'man')], self._get_paths('b@man'))
824
def test_bogus_path(self):
826
self.assertRaises(errors.BzrCommandError, self._get_paths, 'batman')
827
# Too much '@' isn't good either
828
self.assertRaises(errors.BzrCommandError, self._get_paths,
829
'batman@mobile@cave')
830
# An empty description probably indicates a problem
831
self.assertRaises(errors.BzrCommandError, self._get_paths,
832
os.pathsep.join(['batman@cave', '', 'robin@mobile']))
835
class TestLoadPluginAt(tests.TestCaseInTempDir, TestPluginMixin):
780
838
super(TestLoadPluginAt, self).setUp()
839
# Make sure we don't pollute the plugins namespace
840
self.overrideAttr(plugins, '__path__')
841
# Reset the flag that protect against double loading
842
self.overrideAttr(plugin, '_loaded', False)
781
843
# Create the same plugin in two directories
782
844
self.create_plugin_package('test_foo', dir='non-standard-dir')
783
845
# The "normal" directory, we use 'standard' instead of 'plugins' to
784
846
# avoid depending on the precise naming.
785
847
self.create_plugin_package('test_foo', dir='standard/test_foo')
848
# All the tests will load the 'test_foo' plugin from various locations
849
self.addCleanup(self._unregister_plugin, 'test_foo')
787
851
def assertTestFooLoadedFrom(self, path):
788
852
self.assertPluginKnown('test_foo')
789
853
self.assertDocstring('This is the doc for test_foo',
790
self.module.test_foo)
791
self.assertEqual(path, self.module.test_foo.dir_source)
854
bzrlib.plugins.test_foo)
855
self.assertEqual(path, bzrlib.plugins.test_foo.dir_source)
793
857
def test_regular_load(self):
794
self.load_with_paths(['standard'])
858
plugin.load_plugins(['standard'])
795
859
self.assertTestFooLoadedFrom('standard/test_foo')
797
861
def test_import(self):
798
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@non-standard-dir')
799
self.update_module_paths(['standard'])
800
import breezy.testingplugins.test_foo
862
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@non-standard-dir')
863
plugin.set_plugins_path(['standard'])
865
import bzrlib.plugins.test_foo
801
868
self.assertTestFooLoadedFrom('non-standard-dir')
803
870
def test_loading(self):
804
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@non-standard-dir')
805
self.load_with_paths(['standard'])
806
self.assertTestFooLoadedFrom('non-standard-dir')
808
def test_loading_other_name(self):
809
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@non-standard-dir')
810
os.rename('standard/test_foo', 'standard/test_bar')
811
self.load_with_paths(['standard'])
871
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@non-standard-dir')
872
plugin.load_plugins(['standard'])
812
873
self.assertTestFooLoadedFrom('non-standard-dir')
814
875
def test_compiled_loaded(self):
815
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@non-standard-dir')
816
self.load_with_paths(['standard'])
876
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@non-standard-dir')
877
plugin.load_plugins(['standard'])
817
878
self.assertTestFooLoadedFrom('non-standard-dir')
818
879
self.assertIsSameRealPath('non-standard-dir/__init__.py',
819
self.module.test_foo.__file__)
880
bzrlib.plugins.test_foo.__file__)
821
882
# Try importing again now that the source has been compiled
822
os.remove('non-standard-dir/__init__.py')
823
self.promote_cache('non-standard-dir')
825
self.load_with_paths(['standard'])
883
self._unregister_plugin('test_foo')
884
plugin._loaded = False
885
plugin.load_plugins(['standard'])
826
886
self.assertTestFooLoadedFrom('non-standard-dir')
827
suffix = plugin.COMPILED_EXT
828
self.assertIsSameRealPath('non-standard-dir/__init__' + suffix,
829
self.module.test_foo.__file__)
891
self.assertIsSameRealPath('non-standard-dir/__init__.%s' % suffix,
892
bzrlib.plugins.test_foo.__file__)
831
894
def test_submodule_loading(self):
832
895
# We create an additional directory under the one for test_foo
833
896
self.create_plugin_package('test_bar', dir='non-standard-dir/test_bar')
834
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@non-standard-dir')
835
self.update_module_paths(['standard'])
836
import breezy.testingplugins.test_foo # noqa: F401
837
self.assertEqual(self.module_prefix + 'test_foo',
838
self.module.test_foo.__package__)
839
import breezy.testingplugins.test_foo.test_bar # noqa: F401
897
self.addCleanup(self._unregister_plugin_submodule,
898
'test_foo', 'test_bar')
899
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@non-standard-dir')
900
plugin.set_plugins_path(['standard'])
901
import bzrlib.plugins.test_foo
902
self.assertEqual('bzrlib.plugins.test_foo',
903
bzrlib.plugins.test_foo.__package__)
904
import bzrlib.plugins.test_foo.test_bar
840
905
self.assertIsSameRealPath('non-standard-dir/test_bar/__init__.py',
841
self.module.test_foo.test_bar.__file__)
906
bzrlib.plugins.test_foo.test_bar.__file__)
843
908
def test_relative_submodule_loading(self):
844
909
self.create_plugin_package('test_foo', dir='another-dir', source='''
845
from . import test_bar
847
912
# We create an additional directory under the one for test_foo
848
913
self.create_plugin_package('test_bar', dir='another-dir/test_bar')
849
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@another-dir')
850
self.update_module_paths(['standard'])
851
import breezy.testingplugins.test_foo # noqa: F401
852
self.assertEqual(self.module_prefix + 'test_foo',
853
self.module.test_foo.__package__)
914
self.addCleanup(self._unregister_plugin_submodule,
915
'test_foo', 'test_bar')
916
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@another-dir')
917
plugin.set_plugins_path(['standard'])
918
import bzrlib.plugins.test_foo
919
self.assertEqual('bzrlib.plugins.test_foo',
920
bzrlib.plugins.test_foo.__package__)
854
921
self.assertIsSameRealPath('another-dir/test_bar/__init__.py',
855
self.module.test_foo.test_bar.__file__)
922
bzrlib.plugins.test_foo.test_bar.__file__)
857
924
def test_loading_from___init__only(self):
858
925
# We rename the existing __init__.py file to ensure that we don't load
874
942
''' % ('test_foo', plugin_path)
875
943
self.create_plugin('test_foo', source=source,
876
944
dir=plugin_dir, file_name=plugin_file_name)
877
self.overrideEnv('BRZ_PLUGINS_AT', 'test_foo@%s' % plugin_path)
878
self.load_with_paths(['standard'])
945
osutils.set_or_unset_env('BZR_PLUGINS_AT', 'test_foo@%s' % plugin_path)
946
plugin.load_plugins(['standard'])
879
947
self.assertTestFooLoadedFrom(plugin_path)
882
class TestDescribePlugins(BaseTestPlugins):
884
def test_describe_plugins(self):
885
class DummyModule(object):
888
class DummyPlugin(object):
889
__version__ = '0.1.0'
890
module = DummyModule()
891
self.plugin_warnings = {'bad': ['Failed to load (just testing)']}
892
self.plugins = {'good': DummyPlugin()}
893
self.assertEqual("""\
895
** Failed to load (just testing)
900
""", ''.join(plugin.describe_plugins(state=self)))
903
class DummyPlugin(object):
907
class TestLoadEnvPlugin(BaseTestPlugins):
909
_test_needs_features = [pkg_resources_feature]
911
def setup_plugin(self, source=""):
912
# This test tests a new plugin appears in breezy.plugin.plugins().
913
# check the plugin is not loaded already
914
self.assertPluginUnknown('plugin')
915
# write a plugin that _cannot_ fail to load.
917
d = pkg_resources.Distribution(__file__)
918
ep = pkg_resources.EntryPoint.parse(
919
'plugin = ' + __name__ + ':DummyPlugin', dist=d)
920
d._ep_map = {'breezy.plugin': {'plugin': ep}}
921
pkg_resources.working_set.add(d, 'plugin', replace=True)
922
eps = list(pkg_resources.iter_entry_points('breezy.plugin'))
923
self.assertEqual(['plugin'], [ep.name for ep in eps])
924
self.load_with_paths(['.'])
925
self.addCleanup(d._ep_map.clear)
927
def test_plugin_loaded(self):
928
self.assertPluginUnknown('plugin')
929
self.overrideEnv('BRZ_PLUGIN_PATH', '+entrypoints')
931
p = self.plugins['plugin']
932
self.assertIsInstance(p, breezy.plugin.PlugIn)
933
self.assertIs(p.module, sys.modules[self.module_prefix + 'plugin'])
935
def test_plugin_loaded_disabled(self):
936
self.assertPluginUnknown('plugin')
937
self.overrideEnv('BRZ_PLUGIN_PATH', '+entrypoints')
938
self.overrideEnv('BRZ_DISABLE_PLUGINS', 'plugin')
940
self.assertNotIn('plugin', self.plugins)