-
Notifications
You must be signed in to change notification settings - Fork 2k
/
test_plugins.py
171 lines (132 loc) · 6.32 KB
/
test_plugins.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
"""
Tests for plugin loading via PCA
"""
from nose.tools import raises
from unittest import TestCase
from pyutilib.component.core import PluginGlobals
from pylons import config
import ckan.logic as logic
import ckan.new_authz as new_authz
import ckan.plugins as plugins
from ckan.plugins.core import find_system_plugins
from ckan.lib.create_test_data import CreateTestData
def _make_calls(*args):
out = []
for arg in args:
out.append(((arg,), {}))
return out
class IFoo(plugins.Interface):
pass
class IBar(plugins.Interface):
pass
class FooImpl(object):
plugins.implements(IFoo)
class BarImpl(object):
plugins.implements(IBar)
class FooBarImpl(object):
plugins.implements(IFoo)
plugins.implements(IBar)
class TestInterface(TestCase):
def test_implemented_by(self):
assert IFoo.implemented_by(FooImpl)
assert IFoo.implemented_by(FooBarImpl)
assert not IFoo.implemented_by(BarImpl)
@raises(TypeError)
def test_implemented_by_raises_exception_on_instances(self):
assert not IFoo.implemented_by(FooImpl())
def test_provided_by(self):
assert IFoo.provided_by(FooImpl())
assert IFoo.provided_by(FooBarImpl())
assert not IFoo.provided_by(BarImpl())
class TestIPluginObserverPlugin(object):
@classmethod
def setup(cls):
cls.observer = plugins.load('test_observer_plugin')
@classmethod
def teardown(cls):
plugins.unload('test_observer_plugin')
def test_notified_on_load(self):
observer = self.observer
observer.reset_calls()
with plugins.use_plugin('action_plugin') as action:
assert observer.before_load.calls == _make_calls(action), observer.before_load.calls
assert observer.after_load.calls == _make_calls(action), observer.after_load.calls
assert observer.before_unload.calls == []
assert observer.after_unload.calls == []
def test_notified_on_unload(self):
with plugins.use_plugin('action_plugin') as action:
observer = self.observer
observer.reset_calls()
assert observer.before_load.calls == []
assert observer.after_load.calls == []
assert observer.before_unload.calls == _make_calls(action)
assert observer.after_unload.calls == _make_calls(action)
class TestPlugins(object):
def test_plugins_load(self):
config_plugins = config['ckan.plugins']
config['ckan.plugins'] = 'mapper_plugin routes_plugin'
plugins.load_all(config)
# synchronous_search automatically gets loaded
current_plugins = set([plugins.get_plugin(p) for p in ['mapper_plugin', 'routes_plugin', 'synchronous_search'] + find_system_plugins()])
assert PluginGlobals.env().services == current_plugins
# cleanup
config['ckan.plugins'] = config_plugins
plugins.load_all(config)
def test_only_configured_plugins_loaded(self):
with plugins.use_plugin('mapper_plugin') as p:
# MapperPlugin should be loaded as it is listed in
assert p in plugins.PluginImplementations(plugins.IMapper)
# MapperPlugin2 and RoutesPlugin should NOT be loaded
assert len(plugins.PluginImplementations(plugins.IMapper)) == 1
def test_plugin_loading_order(self):
"""
Check that plugins are loaded in the order specified in the config
"""
config_plugins = config['ckan.plugins']
config['ckan.plugins'] = 'test_observer_plugin mapper_plugin mapper_plugin2'
plugins.load_all(config)
observerplugin = plugins.get_plugin('test_observer_plugin')
expected_order = _make_calls(plugins.get_plugin('mapper_plugin'),
plugins.get_plugin('mapper_plugin2'))
assert observerplugin.before_load.calls[:2] == expected_order
expected_order = _make_calls(plugins.get_plugin('test_observer_plugin'),
plugins.get_plugin('mapper_plugin'),
plugins.get_plugin('mapper_plugin2'))
assert observerplugin.after_load.calls[:3] == expected_order
config['ckan.plugins'] = 'test_observer_plugin mapper_plugin2 mapper_plugin'
plugins.load_all(config)
expected_order = _make_calls(plugins.get_plugin('mapper_plugin2'),
plugins.get_plugin('mapper_plugin'))
assert observerplugin.before_load.calls[:2] == expected_order
expected_order = _make_calls(plugins.get_plugin('test_observer_plugin'),
plugins.get_plugin('mapper_plugin2'),
plugins.get_plugin('mapper_plugin'))
assert observerplugin.after_load.calls[:3] == expected_order
# cleanup
config['ckan.plugins'] = config_plugins
plugins.load_all(config)
def test_mapper_plugin_fired(self):
with plugins.use_plugin('mapper_plugin') as mapper_plugin:
CreateTestData.create_arbitrary([{'name':u'testpkg'}])
# remove this data
CreateTestData.delete()
assert len(mapper_plugin.added) == 2 # resource group table added automatically
assert mapper_plugin.added[0].name == 'testpkg'
def test_routes_plugin_fired(self):
with plugins.use_plugin('routes_plugin'):
routes_plugin = PluginGlobals.env_registry['pca'].plugin_registry['RoutesPlugin'].__instance__
assert routes_plugin.calls_made == ['before_map', 'after_map'], \
routes_plugin.calls_made
def test_action_plugin_override(self):
status_show_original = logic.get_action('status_show')(None, {})
with plugins.use_plugin('action_plugin'):
assert logic.get_action('status_show')(None, {}) != status_show_original
assert logic.get_action('status_show')(None, {}) == status_show_original
def test_auth_plugin_override(self):
package_list_original = new_authz.is_authorized('package_list', {})
with plugins.use_plugin('auth_plugin'):
assert new_authz.is_authorized('package_list', {}) != package_list_original
assert new_authz.is_authorized('package_list', {}) == package_list_original
@raises(plugins.PluginNotFoundException)
def test_inexistent_plugin_loading(self):
plugins.load('inexistent-plugin')