def test_canonical_import(self, monkeypatch):
mod = py.std.types.ModuleType("pytest_xyz")
monkeypatch.setitem(py.std.sys.modules, 'pytest_xyz', mod)
pp = PluginManager()
pp.import_plugin('pytest_xyz')
assert pp.getplugin('pytest_xyz') == mod
assert pp.isregistered(mod)
def test_listattr(self):
pluginmanager = PluginManager()
class My2:
x = 42
pluginmanager.register(My2())
assert not pluginmanager.listattr("hello")
assert pluginmanager.listattr("x") == [42]
def test_consider_module(self, testdir):
pluginmanager = PluginManager()
testdir.syspathinsert()
testdir.makepyfile(pytest_p1="#")
testdir.makepyfile(pytest_p2="#")
mod = py.std.types.ModuleType("temp")
mod.pytest_plugins = ["pytest_p1", "pytest_p2"]
pluginmanager.consider_module(mod)
assert pluginmanager.getplugin("pytest_p1").__name__ == "pytest_p1"
assert pluginmanager.getplugin("pytest_p2").__name__ == "pytest_p2"
def test_consider_module(self, testdir):
pluginmanager = PluginManager()
testdir.syspathinsert()
testdir.makepyfile(pytest_p1="#")
testdir.makepyfile(pytest_p2="#")
mod = py.std.types.ModuleType("temp")
mod.pytest_plugins = ["pytest_p1", "pytest_p2"]
pluginmanager.consider_module(mod)
assert pluginmanager.getplugin("pytest_p1").__name__ == "pytest_p1"
assert pluginmanager.getplugin("pytest_p2").__name__ == "pytest_p2"
def test_import_plugin_dotted_name(self, testdir):
pluginmanager = PluginManager()
pytest.raises(ImportError, 'pluginmanager.import_plugin("qweqwex.y")')
pytest.raises(ImportError, 'pluginmanager.import_plugin("pytest_qweqwex.y")')
reset = testdir.syspathinsert()
testdir.mkpydir("pkg").join("plug.py").write("x=3")
pluginname = "pkg.plug"
pluginmanager.import_plugin(pluginname)
mod = pluginmanager.getplugin("pkg.plug")
assert mod.x == 3
def test_import_plugin_dotted_name(self, testdir):
pluginmanager = PluginManager()
pytest.raises(ImportError, 'pluginmanager.import_plugin("qweqwex.y")')
pytest.raises(ImportError,
'pluginmanager.import_plugin("pytest_qweqwex.y")')
reset = testdir.syspathinsert()
testdir.mkpydir("pkg").join("plug.py").write("x=3")
pluginname = "pkg.plug"
pluginmanager.import_plugin(pluginname)
mod = pluginmanager.getplugin("pkg.plug")
assert mod.x == 3
def test_consider_env_plugin_instantiation(self, testdir, monkeypatch):
pluginmanager = PluginManager()
testdir.syspathinsert()
testdir.makepyfile(xy123="#")
monkeypatch.setitem(os.environ, 'PYTEST_PLUGINS', 'xy123')
l1 = len(pluginmanager.getplugins())
pluginmanager.consider_env()
l2 = len(pluginmanager.getplugins())
assert l2 == l1 + 1
assert pluginmanager.getplugin('xy123')
pluginmanager.consider_env()
l3 = len(pluginmanager.getplugins())
assert l2 == l3
def test_listattr_tryfirst(self):
class P1:
@pytest.mark.tryfirst
def m(self):
return 17
class P2:
def m(self):
return 23
class P3:
def m(self):
return 19
pluginmanager = PluginManager()
p1 = P1()
p2 = P2()
p3 = P3()
pluginmanager.register(p1)
pluginmanager.register(p2)
pluginmanager.register(p3)
methods = pluginmanager.listattr('m')
assert methods == [p2.m, p3.m, p1.m]
# listattr keeps a cache and deleting
# a function attribute requires clearing it
pluginmanager._listattrcache.clear()
del P1.m.__dict__['tryfirst']
pytest.mark.trylast(getattr(P2.m, 'im_func', P2.m))
methods = pluginmanager.listattr('m')
assert methods == [p2.m, p1.m, p3.m]
def test_firstresult_definition(self):
pm = PluginManager()
class Api:
def hello(self, arg):
"api hook 1"
hello.firstresult = True
mcm = HookRelay(hookspecs=Api, pm=pm, prefix="he")
class Plugin:
def hello(self, arg):
return arg + 1
pm.register(Plugin())
res = mcm.hello(arg=3)
assert res == 4
def test_plugin_prevent_register(self):
pluginmanager = PluginManager()
pluginmanager.consider_preparse(["xyz", "-p", "no:abc"])
l1 = pluginmanager.getplugins()
pluginmanager.register(42, name="abc")
l2 = pluginmanager.getplugins()
assert len(l2) == len(l1)
def test_plugin_prevent_register_unregistered_alredy_registered(self):
pluginmanager = PluginManager()
pluginmanager.register(42, name="abc")
l1 = pluginmanager.getplugins()
assert 42 in l1
pluginmanager.consider_preparse(["xyz", "-p", "no:abc"])
l2 = pluginmanager.getplugins()
assert 42 not in l2
def test_pm_ordering(self):
pp = PluginManager()
class A:
pass
a1, a2 = A(), A()
pp.register(a1)
pp.register(a2, "hello")
l = pp.getplugins()
assert l.index(a1) < l.index(a2)
a3 = A()
pp.register(a3, prepend=True)
l = pp.getplugins()
assert l.index(a3) == 0
def test_pm_ordering(self):
pp = PluginManager()
class A: pass
a1, a2 = A(), A()
pp.register(a1)
pp.register(a2, "hello")
l = pp.getplugins()
assert l.index(a1) < l.index(a2)
a3 = A()
pp.register(a3, prepend=True)
l = pp.getplugins()
assert l.index(a3) == 0
def test_consider_module_import_module(self, testdir):
mod = py.std.types.ModuleType("x")
mod.pytest_plugins = "pytest_a"
aplugin = testdir.makepyfile(pytest_a="#")
pluginmanager = PluginManager()
reprec = testdir.getreportrecorder(pluginmanager)
#syspath.prepend(aplugin.dirpath())
py.std.sys.path.insert(0, str(aplugin.dirpath()))
pluginmanager.consider_module(mod)
call = reprec.getcall(pluginmanager.hook.pytest_plugin_registered.name)
assert call.plugin.__name__ == "pytest_a"
# check that it is not registered twice
pluginmanager.consider_module(mod)
l = reprec.getcalls("pytest_plugin_registered")
assert len(l) == 1
def get_plugin_manager():
try:
from _pytest.config import get_plugin_manager
return get_plugin_manager()
except ImportError:
from _pytest.core import PluginManager
return PluginManager(load=True)
def test_happypath(self):
pm = PluginManager()
class Api:
def hello(self, arg):
"api hook 1"
mcm = HookRelay(hookspecs=Api, pm=pm, prefix="he")
assert hasattr(mcm, 'hello')
assert repr(mcm.hello).find("hello") != -1
class Plugin:
def hello(self, arg):
return arg + 1
pm.register(Plugin())
l = mcm.hello(arg=3)
assert l == [4]
assert not hasattr(mcm, 'world')
def test_consider_env_plugin_instantiation(self, testdir, monkeypatch):
pluginmanager = PluginManager()
testdir.syspathinsert()
testdir.makepyfile(xy123="#")
monkeypatch.setitem(os.environ, 'PYTEST_PLUGINS', 'xy123')
l1 = len(pluginmanager.getplugins())
pluginmanager.consider_env()
l2 = len(pluginmanager.getplugins())
assert l2 == l1 + 1
assert pluginmanager.getplugin('xy123')
pluginmanager.consider_env()
l3 = len(pluginmanager.getplugins())
assert l2 == l3
def test_register_mismatch_arg(self):
pp = PluginManager(load=True)
class hello:
def pytest_configure(self, asd):
pass
excinfo = pytest.raises(Exception, "pp.register(hello())")
def test_register_mismatch_method(self):
pp = PluginManager(load=True)
class hello:
def pytest_gurgel(self):
pass
pytest.raises(Exception, "pp.register(hello())")
def test_listattr_tryfirst(self):
class P1:
@pytest.mark.tryfirst
def m(self):
return 17
class P2:
def m(self):
return 23
class P3:
def m(self):
return 19
pluginmanager = PluginManager()
p1 = P1()
p2 = P2()
p3 = P3()
pluginmanager.register(p1)
pluginmanager.register(p2)
pluginmanager.register(p3)
methods = pluginmanager.listattr('m')
assert methods == [p2.m, p3.m, p1.m]
# listattr keeps a cache and deleting
# a function attribute requires clearing it
pluginmanager._listattrcache.clear()
del P1.m.__dict__['tryfirst']
pytest.mark.trylast(getattr(P2.m, 'im_func', P2.m))
methods = pluginmanager.listattr('m')
assert methods == [p2.m, p1.m, p3.m]
def test_plugin_prevent_register(self):
pluginmanager = PluginManager()
pluginmanager.consider_preparse(["xyz", "-p", "no:abc"])
l1 = pluginmanager.getplugins()
pluginmanager.register(42, name="abc")
l2 = pluginmanager.getplugins()
assert len(l2) == len(l1)
def test_import_plugin_importname(self, testdir):
pluginmanager = PluginManager()
pytest.raises(ImportError, 'pluginmanager.import_plugin("qweqwex.y")')
pytest.raises(ImportError,
'pluginmanager.import_plugin("pytest_qweqwx.y")')
reset = testdir.syspathinsert()
pluginname = "pytest_hello"
testdir.makepyfile(**{pluginname: ""})
pluginmanager.import_plugin("pytest_hello")
len1 = len(pluginmanager.getplugins())
pluginmanager.import_plugin("pytest_hello")
len2 = len(pluginmanager.getplugins())
assert len1 == len2
plugin1 = pluginmanager.getplugin("pytest_hello")
assert plugin1.__name__.endswith('pytest_hello')
plugin2 = pluginmanager.getplugin("pytest_hello")
assert plugin2 is plugin1
def test_firstresult_definition(self):
pm = PluginManager()
class Api:
def hello(self, arg):
"api hook 1"
hello.firstresult = True
mcm = HookRelay(hookspecs=Api, pm=pm, prefix="he")
class Plugin:
def hello(self, arg):
return arg + 1
pm.register(Plugin())
res = mcm.hello(arg=3)
assert res == 4
def test_consider_setuptools_instantiation(self, monkeypatch):
pkg_resources = py.test.importorskip("pkg_resources")
def my_iter(name):
assert name == "pytest11"
class EntryPoint:
name = "pytest_mytestplugin"
dist = None
def load(self):
class PseudoPlugin:
x = 42
return PseudoPlugin()
return iter([EntryPoint()])
monkeypatch.setattr(pkg_resources, 'iter_entry_points', my_iter)
pluginmanager = PluginManager()
pluginmanager.consider_setuptools_entrypoints()
plugin = pluginmanager.getplugin("mytestplugin")
assert plugin.x == 42
def test_only_kwargs(self):
pm = PluginManager()
class Api:
def hello(self, arg):
"api hook 1"
mcm = HookRelay(hookspecs=Api, pm=pm, prefix="he")
pytest.raises(TypeError, "mcm.hello(3)")
def test_plugin_prevent_register_unregistered_alredy_registered(self):
pluginmanager = PluginManager()
pluginmanager.register(42, name="abc")
l1 = pluginmanager.getplugins()
assert 42 in l1
pluginmanager.consider_preparse(["xyz", "-p", "no:abc"])
l2 = pluginmanager.getplugins()
assert 42 not in l2
def test_hookrecorder_basic_no_args_hook():
rec = HookRecorder(PluginManager())
apimod = type(os)('api')
def pytest_xyz():
"x"
apimod.pytest_xyz = pytest_xyz
rec.start_recording(apimod)
rec.hook.pytest_xyz()
call = rec.popcall("pytest_xyz")
assert call._name == "pytest_xyz"
def test_happypath(self):
pm = PluginManager()
class Api:
def hello(self, arg):
"api hook 1"
mcm = HookRelay(hookspecs=Api, pm=pm, prefix="he")
assert hasattr(mcm, 'hello')
assert repr(mcm.hello).find("hello") != -1
class Plugin:
def hello(self, arg):
return arg + 1
pm.register(Plugin())
l = mcm.hello(arg=3)
assert l == [4]
assert not hasattr(mcm, 'world')
def test_hook_tracing(self):
pm = PluginManager()
saveindent = []
class api1:
x = 41
def pytest_plugin_registered(self, plugin):
saveindent.append(pm.trace.root.indent)
raise ValueError(42)
l = []
pm.trace.root.setwriter(l.append)
indent = pm.trace.root.indent
p = api1()
pm.register(p)
assert pm.trace.root.indent == indent
assert len(l) == 1
assert 'pytest_plugin_registered' in l[0]
pytest.raises(ValueError, lambda: pm.register(api1()))
assert pm.trace.root.indent == indent
assert saveindent[0] > indent
def test_hookrecorder_basic():
rec = HookRecorder(PluginManager())
class ApiClass:
def pytest_xyz(self, arg):
"x"
rec.start_recording(ApiClass)
rec.hook.pytest_xyz(arg=123)
call = rec.popcall("pytest_xyz")
assert call.arg == 123
assert call._name == "pytest_xyz"
pytest.raises(pytest.fail.Exception, "rec.popcall('abc')")
def test_import_plugin_importname(self, testdir):
pluginmanager = PluginManager()
pytest.raises(ImportError, 'pluginmanager.import_plugin("qweqwex.y")')
pytest.raises(ImportError, 'pluginmanager.import_plugin("pytest_qweqwx.y")')
reset = testdir.syspathinsert()
pluginname = "pytest_hello"
testdir.makepyfile(**{pluginname: ""})
pluginmanager.import_plugin("pytest_hello")
len1 = len(pluginmanager.getplugins())
pluginmanager.import_plugin("pytest_hello")
len2 = len(pluginmanager.getplugins())
assert len1 == len2
plugin1 = pluginmanager.getplugin("pytest_hello")
assert plugin1.__name__.endswith('pytest_hello')
plugin2 = pluginmanager.getplugin("pytest_hello")
assert plugin2 is plugin1
def test_canonical_import(self, monkeypatch):
mod = py.std.types.ModuleType("pytest_xyz")
monkeypatch.setitem(py.std.sys.modules, 'pytest_xyz', mod)
pp = PluginManager()
pp.import_plugin('pytest_xyz')
assert pp.getplugin('pytest_xyz') == mod
assert pp.isregistered(mod)
def test_notify_exception(self, capfd):
pp = PluginManager()
excinfo = pytest.raises(ValueError, "raise ValueError(1)")
pp.notify_exception(excinfo)
out, err = capfd.readouterr()
assert "ValueError" in err
class A:
def pytest_internalerror(self, excrepr):
return True
pp.register(A())
pp.notify_exception(excinfo)
out, err = capfd.readouterr()
assert not err
def __init__(self, pluginmanager=None):
#: command line option values, usually added via parser.addoption(...)
#: or parser.getgroup(...).addoption(...) calls
self.option = CmdOptions()
self._parser = Parser(
usage="usage: %prog [options] [file_or_dir] [file_or_dir] [...]",
processopt=self._processopt,
)
#: a pluginmanager instance
self.pluginmanager = pluginmanager or PluginManager(load=True)
self.trace = self.pluginmanager.trace.root.get("config")
self._conftest = Conftest(onimport=self._onimportconftest)
self.hook = self.pluginmanager.hook
self._inicache = {}
def test_consider_setuptools_instantiation(self, monkeypatch):
pkg_resources = py.test.importorskip("pkg_resources")
def my_iter(name):
assert name == "pytest11"
class EntryPoint:
name = "pytest_mytestplugin"
dist = None
def load(self):
class PseudoPlugin:
x = 42
return PseudoPlugin()
return iter([EntryPoint()])
monkeypatch.setattr(pkg_resources, 'iter_entry_points', my_iter)
pluginmanager = PluginManager()
pluginmanager.consider_setuptools_entrypoints()
plugin = pluginmanager.getplugin("mytestplugin")
assert plugin.x == 42
def test_hook_tracing(self):
pm = PluginManager()
saveindent = []
class api1:
x = 41
def pytest_plugin_registered(self, plugin):
saveindent.append(pm.trace.root.indent)
raise ValueError(42)
l = []
pm.trace.root.setwriter(l.append)
indent = pm.trace.root.indent
p = api1()
pm.register(p)
assert pm.trace.root.indent == indent
assert len(l) == 1
assert 'pytest_plugin_registered' in l[0]
pytest.raises(ValueError, lambda: pm.register(api1()))
assert pm.trace.root.indent == indent
assert saveindent[0] > indent
def test_listattr(self):
pluginmanager = PluginManager()
class My2:
x = 42
pluginmanager.register(My2())
assert not pluginmanager.listattr("hello")
assert pluginmanager.listattr("x") == [42]
def test_notify_exception(self, capfd):
pp = PluginManager()
excinfo = pytest.raises(ValueError, "raise ValueError(1)")
pp.notify_exception(excinfo)
out, err = capfd.readouterr()
assert "ValueError" in err
class A:
def pytest_internalerror(self, excrepr):
return True
pp.register(A())
pp.notify_exception(excinfo)
out, err = capfd.readouterr()
assert not err
def test_register_imported_modules(self):
pp = PluginManager()
mod = py.std.types.ModuleType("x.y.pytest_hello")
pp.register(mod)
assert pp.isregistered(mod)
l = pp.getplugins()
assert mod in l
pytest.raises(ValueError, "pp.register(mod)")
mod2 = py.std.types.ModuleType("pytest_hello")
#pp.register(mod2) # double pm
pytest.raises(ValueError, "pp.register(mod)")
#assert not pp.isregistered(mod2)
assert pp.getplugins() == l
def __init__(self, pluginmanager=None):
#: access to command line option as attributes.
#: (deprecated), use :py:func:`getoption() <_pytest.config.Config.getoption>` instead
self.option = CmdOptions()
self._parser = Parser(
usage="usage: %prog [options] [file_or_dir] [file_or_dir] [...]",
processopt=self._processopt,
)
#: a pluginmanager instance
self.pluginmanager = pluginmanager or PluginManager(load=True)
self.trace = self.pluginmanager.trace.root.get("config")
self._conftest = Conftest(onimport=self._onimportconftest)
self.hook = self.pluginmanager.hook
self._inicache = {}
self._opt2dest = {}
self._cleanup = []
def test_register_imported_modules(self):
pp = PluginManager()
mod = py.std.types.ModuleType("x.y.pytest_hello")
pp.register(mod)
assert pp.isregistered(mod)
l = pp.getplugins()
assert mod in l
pytest.raises(AssertionError, "pp.register(mod)")
mod2 = py.std.types.ModuleType("pytest_hello")
#pp.register(mod2) # double pm
pytest.raises(AssertionError, "pp.register(mod)")
#assert not pp.isregistered(mod2)
assert pp.getplugins() == l
def test_listattr(self):
plugins = PluginManager()
class api1:
x = 41
class api2:
x = 42
class api3:
x = 43
plugins.register(api1())
plugins.register(api2())
plugins.register(api3())
l = list(plugins.listattr('x'))
assert l == [41, 42, 43]
def test_listattr(self):
plugins = PluginManager()
class api1:
x = 41
class api2:
x = 42
class api3:
x = 43
plugins.register(api1())
plugins.register(api2())
plugins.register(api3())
l = list(plugins.listattr('x'))
assert l == [41, 42, 43]
def test_consider_module_import_module(self, testdir):
mod = py.std.types.ModuleType("x")
mod.pytest_plugins = "pytest_a"
aplugin = testdir.makepyfile(pytest_a="#")
pluginmanager = PluginManager()
reprec = testdir.getreportrecorder(pluginmanager)
#syspath.prepend(aplugin.dirpath())
py.std.sys.path.insert(0, str(aplugin.dirpath()))
pluginmanager.consider_module(mod)
call = reprec.getcall(pluginmanager.hook.pytest_plugin_registered.name)
assert call.plugin.__name__ == "pytest_a"
# check that it is not registered twice
pluginmanager.consider_module(mod)
l = reprec.getcalls("pytest_plugin_registered")
assert len(l) == 1
def test_consider_setuptools_not_installed(self, monkeypatch):
monkeypatch.setitem(py.std.sys.modules, 'pkg_resources',
py.std.types.ModuleType("pkg_resources"))
pluginmanager = PluginManager()
pluginmanager.consider_setuptools_entrypoints()
def test_register(self):
pm = PluginManager(load=False)
class MyPlugin:
pass
my = MyPlugin()
pm.register(my)
assert pm.getplugins()
my2 = MyPlugin()
pm.register(my2)
assert pm.getplugins()[1:] == [my, my2]
assert pm.isregistered(my)
assert pm.isregistered(my2)
pm.unregister(my)
assert not pm.isregistered(my)
assert pm.getplugins()[1:] == [my2]
def test_register(self):
pm = PluginManager(load=False)
class MyPlugin:
pass
my = MyPlugin()
pm.register(my)
assert pm.getplugins()
my2 = MyPlugin()
pm.register(my2)
assert pm.getplugins()[1:] == [my, my2]
assert pm.isregistered(my)
assert pm.isregistered(my2)
pm.unregister(my)
assert not pm.isregistered(my)
assert pm.getplugins()[1:] == [my2]
def test_consider_env_fails_to_import(self, monkeypatch):
pluginmanager = PluginManager()
monkeypatch.setenv('PYTEST_PLUGINS', 'nonexisting', prepend=",")
pytest.raises(ImportError, "pluginmanager.consider_env()")
def test_consider_setuptools_not_installed(self, monkeypatch):
monkeypatch.setitem(py.std.sys.modules, 'pkg_resources',
py.std.types.ModuleType("pkg_resources"))
pluginmanager = PluginManager()
pluginmanager.consider_setuptools_entrypoints()
def test_plugin_double_register(self):
pm = PluginManager()
pm.register(42, name="abc")
pytest.raises(ValueError, lambda: pm.register(42, name="abc"))
def test_plugin_double_register(self):
pm = PluginManager()
pm.register(42, name="abc")
pytest.raises(ValueError, lambda: pm.register(42, name="abc"))
def test_pm(self):
pp = PluginManager()
class A: pass
a1, a2 = A(), A()
pp.register(a1)
assert pp.isregistered(a1)
pp.register(a2, "hello")
assert pp.isregistered(a2)
l = pp.getplugins()
assert a1 in l
assert a2 in l
assert pp.getplugin('hello') == a2
pp.unregister(a1)
assert not pp.isregistered(a1)
pp.unregister(name="hello")
assert not pp.isregistered(a2)
