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_listattr(self):
pluginmanager = PluginManager()
class My2:
x = 42
pluginmanager.register(My2())
assert not pluginmanager.listattr("hello")
assert pluginmanager.listattr("x") == [42]
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_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_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_listattr(self):
pluginmanager = PluginManager()
class My2:
x = 42
pluginmanager.register(My2())
assert not pluginmanager.listattr("hello")
assert pluginmanager.listattr("x") == [42]
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 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(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_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_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_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)
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_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_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_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_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_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_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)
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_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_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_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"))
