524 lines
17 KiB
Python
524 lines
17 KiB
Python
import py, os
|
|
from pytest.pluginmanager import PluginManager, canonical_importname
|
|
from pytest.pluginmanager import Registry, MultiCall, HookRelay, varnames
|
|
|
|
|
|
class TestBootstrapping:
|
|
def test_consider_env_fails_to_import(self, monkeypatch):
|
|
pluginmanager = PluginManager()
|
|
monkeypatch.setenv('PYTEST_PLUGINS', 'nonexisting', prepend=",")
|
|
py.test.raises(ImportError, "pluginmanager.consider_env()")
|
|
|
|
def test_preparse_args(self):
|
|
pluginmanager = PluginManager()
|
|
py.test.raises(ImportError, """
|
|
pluginmanager.consider_preparse(["xyz", "-p", "hello123"])
|
|
""")
|
|
|
|
def test_plugin_skip(self, testdir, monkeypatch):
|
|
p = testdir.makepyfile(pytest_skipping1="""
|
|
import py
|
|
py.test.skip("hello")
|
|
""")
|
|
p.copy(p.dirpath("pytest_skipping2.py"))
|
|
monkeypatch.setenv("PYTEST_PLUGINS", "skipping2")
|
|
result = testdir.runpytest("-p", "skipping1", "--traceconfig")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines([
|
|
"*hint*skipping2*hello*",
|
|
"*hint*skipping1*hello*",
|
|
])
|
|
|
|
def test_consider_env_plugin_instantiation(self, testdir, monkeypatch):
|
|
pluginmanager = PluginManager()
|
|
testdir.syspathinsert()
|
|
testdir.makepyfile(pytest_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('pytest_xy123')
|
|
pluginmanager.consider_env()
|
|
l3 = len(pluginmanager.getplugins())
|
|
assert l2 == l3
|
|
|
|
def test_consider_setuptools_instantiation(self, monkeypatch):
|
|
pkg_resources = py.test.importorskip("pkg_resources")
|
|
def my_iter(name):
|
|
assert name == "pytest11"
|
|
class EntryPoint:
|
|
name = "mytestplugin"
|
|
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
|
|
plugin2 = pluginmanager.getplugin("pytest_mytestplugin")
|
|
assert plugin2 == plugin
|
|
|
|
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()
|
|
# ok, we did not explode
|
|
|
|
def test_pluginmanager_ENV_startup(self, testdir, monkeypatch):
|
|
x500 = testdir.makepyfile(pytest_x500="#")
|
|
p = testdir.makepyfile("""
|
|
import py
|
|
def test_hello(pytestconfig):
|
|
plugin = pytestconfig.pluginmanager.getplugin('x500')
|
|
assert plugin is not None
|
|
""")
|
|
monkeypatch.setenv('PYTEST_PLUGINS', 'pytest_x500', prepend=",")
|
|
result = testdir.runpytest(p)
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(["*1 passed in*"])
|
|
|
|
def test_import_plugin_importname(self, testdir):
|
|
pluginmanager = PluginManager()
|
|
py.test.raises(ImportError, 'pluginmanager.import_plugin("x.y")')
|
|
py.test.raises(ImportError, 'pluginmanager.import_plugin("pytest_x.y")')
|
|
|
|
reset = testdir.syspathinsert()
|
|
pluginname = "pytest_hello"
|
|
testdir.makepyfile(**{pluginname: ""})
|
|
pluginmanager.import_plugin("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("hello")
|
|
assert plugin2 is plugin1
|
|
|
|
def test_consider_module(self, testdir):
|
|
pluginmanager = PluginManager()
|
|
testdir.syspathinsert()
|
|
testdir.makepyfile(pytest_plug1="#")
|
|
testdir.makepyfile(pytest_plug2="#")
|
|
mod = py.std.types.ModuleType("temp")
|
|
mod.pytest_plugins = ["pytest_plug1", "pytest_plug2"]
|
|
pluginmanager.consider_module(mod)
|
|
assert pluginmanager.getplugin("plug1").__name__ == "pytest_plug1"
|
|
assert pluginmanager.getplugin("plug2").__name__ == "pytest_plug2"
|
|
|
|
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_conftest_deprecated(self, testdir):
|
|
pp = PluginManager()
|
|
mod = testdir.makepyfile("class ConftestPlugin: pass").pyimport()
|
|
call = py.test.raises(ValueError, pp.consider_conftest, mod)
|
|
|
|
def test_config_sets_conftesthandle_onimport(self, testdir):
|
|
config = testdir.parseconfig([])
|
|
assert config._conftest._onimport == config._onimportconftest
|
|
|
|
def test_consider_conftest_deps(self, testdir):
|
|
mod = testdir.makepyfile("pytest_plugins='xyz'").pyimport()
|
|
pp = PluginManager()
|
|
py.test.raises(ImportError, "pp.consider_conftest(mod)")
|
|
|
|
def test_registry(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(a2)
|
|
assert not pp.isregistered(a2)
|
|
|
|
def test_registry_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_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
|
|
py.test.raises(AssertionError, "pp.register(mod)")
|
|
mod2 = py.std.types.ModuleType("pytest_hello")
|
|
#pp.register(mod2) # double registry
|
|
py.test.raises(AssertionError, "pp.register(mod)")
|
|
#assert not pp.isregistered(mod2)
|
|
assert pp.getplugins() == l
|
|
|
|
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('xyz')
|
|
assert pp.getplugin('xyz') == mod
|
|
assert pp.getplugin('pytest_xyz') == mod
|
|
assert pp.isregistered(mod)
|
|
|
|
def test_register_mismatch_method(self):
|
|
pp = PluginManager()
|
|
class hello:
|
|
def pytest_gurgel(self):
|
|
pass
|
|
py.test.raises(Exception, "pp.register(hello())")
|
|
|
|
def test_register_mismatch_arg(self):
|
|
pp = PluginManager()
|
|
class hello:
|
|
def pytest_configure(self, asd):
|
|
pass
|
|
excinfo = py.test.raises(Exception, "pp.register(hello())")
|
|
|
|
def test_canonical_importname(self):
|
|
for name in 'xyz', 'pytest_xyz', 'pytest_Xyz', 'Xyz':
|
|
impname = canonical_importname(name)
|
|
|
|
def test_notify_exception(self, capfd):
|
|
pp = PluginManager()
|
|
excinfo = py.test.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
|
|
|
|
|
|
class TestPytestPluginInteractions:
|
|
|
|
def test_addhooks_conftestplugin(self, testdir):
|
|
from pytest._config import Config
|
|
newhooks = testdir.makepyfile(newhooks="""
|
|
def pytest_myhook(xyz):
|
|
"new hook"
|
|
""")
|
|
conf = testdir.makeconftest("""
|
|
import sys ; sys.path.insert(0, '.')
|
|
import newhooks
|
|
def pytest_addhooks(pluginmanager):
|
|
pluginmanager.addhooks(newhooks)
|
|
def pytest_myhook(xyz):
|
|
return xyz + 1
|
|
""")
|
|
config = Config()
|
|
config._conftest.importconftest(conf)
|
|
print(config.pluginmanager.getplugins())
|
|
res = config.hook.pytest_myhook(xyz=10)
|
|
assert res == [11]
|
|
|
|
def test_addhooks_docstring_error(self, testdir):
|
|
newhooks = testdir.makepyfile(newhooks="""
|
|
class A: # no pytest_ prefix
|
|
pass
|
|
def pytest_myhook(xyz):
|
|
pass
|
|
""")
|
|
conf = testdir.makeconftest("""
|
|
import sys ; sys.path.insert(0, '.')
|
|
import newhooks
|
|
def pytest_addhooks(pluginmanager):
|
|
pluginmanager.addhooks(newhooks)
|
|
""")
|
|
res = testdir.runpytest()
|
|
assert res.ret != 0
|
|
res.stderr.fnmatch_lines([
|
|
"*docstring*pytest_myhook*newhooks*"
|
|
])
|
|
|
|
def test_addhooks_nohooks(self, testdir):
|
|
conf = testdir.makeconftest("""
|
|
import sys
|
|
def pytest_addhooks(pluginmanager):
|
|
pluginmanager.addhooks(sys)
|
|
""")
|
|
res = testdir.runpytest()
|
|
assert res.ret != 0
|
|
res.stderr.fnmatch_lines([
|
|
"*did not find*sys*"
|
|
])
|
|
|
|
def test_do_option_conftestplugin(self, testdir):
|
|
from pytest._config import Config
|
|
p = testdir.makepyfile("""
|
|
def pytest_addoption(parser):
|
|
parser.addoption('--test123', action="store_true")
|
|
""")
|
|
config = Config()
|
|
config._conftest.importconftest(p)
|
|
print(config.pluginmanager.getplugins())
|
|
config.parse([])
|
|
assert not config.option.test123
|
|
|
|
def test_do_ext_namespace(self, testdir):
|
|
testdir.makeconftest("""
|
|
def pytest_namespace():
|
|
return {'hello': 'world'}
|
|
""")
|
|
p = testdir.makepyfile("""
|
|
from py.test import hello
|
|
import py
|
|
def test_hello():
|
|
assert hello == "world"
|
|
assert 'hello' in py.test.__all__
|
|
""")
|
|
result = testdir.runpytest(p)
|
|
result.stdout.fnmatch_lines([
|
|
"*1 passed*"
|
|
])
|
|
|
|
def test_do_option_postinitialize(self, testdir):
|
|
from pytest._config import Config
|
|
config = Config()
|
|
config.parse([])
|
|
config.pluginmanager.do_configure(config=config)
|
|
assert not hasattr(config.option, 'test123')
|
|
p = testdir.makepyfile("""
|
|
def pytest_addoption(parser):
|
|
parser.addoption('--test123', action="store_true",
|
|
default=True)
|
|
""")
|
|
config._conftest.importconftest(p)
|
|
assert config.option.test123
|
|
|
|
def test_configure(self, testdir):
|
|
config = testdir.parseconfig()
|
|
l = []
|
|
class A:
|
|
def pytest_configure(self, config):
|
|
l.append(self)
|
|
|
|
config.pluginmanager.register(A())
|
|
assert len(l) == 0
|
|
config.pluginmanager.do_configure(config=config)
|
|
assert len(l) == 1
|
|
config.pluginmanager.register(A()) # this should lead to a configured() plugin
|
|
assert len(l) == 2
|
|
assert l[0] != l[1]
|
|
|
|
config.pluginmanager.do_unconfigure(config=config)
|
|
config.pluginmanager.register(A())
|
|
assert len(l) == 2
|
|
|
|
# lower level API
|
|
|
|
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_namespace_has_default_and_env_plugins(testdir):
|
|
p = testdir.makepyfile("""
|
|
import py
|
|
py.test.mark
|
|
""")
|
|
result = testdir.runpython(p)
|
|
assert result.ret == 0
|
|
|
|
def test_varnames():
|
|
def f(x):
|
|
pass
|
|
class A:
|
|
def f(self, y):
|
|
pass
|
|
class B(object):
|
|
def __call__(self, z):
|
|
pass
|
|
assert varnames(f) == ("x",)
|
|
assert varnames(A().f) == ('y',)
|
|
assert varnames(B()) == ('z',)
|
|
|
|
class TestMultiCall:
|
|
def test_uses_copy_of_methods(self):
|
|
l = [lambda: 42]
|
|
mc = MultiCall(l, {})
|
|
repr(mc)
|
|
l[:] = []
|
|
res = mc.execute()
|
|
return res == 42
|
|
|
|
def test_call_passing(self):
|
|
class P1:
|
|
def m(self, __multicall__, x):
|
|
assert len(__multicall__.results) == 1
|
|
assert not __multicall__.methods
|
|
return 17
|
|
|
|
class P2:
|
|
def m(self, __multicall__, x):
|
|
assert __multicall__.results == []
|
|
assert __multicall__.methods
|
|
return 23
|
|
|
|
p1 = P1()
|
|
p2 = P2()
|
|
multicall = MultiCall([p1.m, p2.m], {'x': 23})
|
|
assert "23" in repr(multicall)
|
|
reslist = multicall.execute()
|
|
assert len(reslist) == 2
|
|
# ensure reversed order
|
|
assert reslist == [23, 17]
|
|
|
|
def test_keyword_args(self):
|
|
def f(x):
|
|
return x + 1
|
|
class A:
|
|
def f(self, x, y):
|
|
return x + y
|
|
multicall = MultiCall([f, A().f], dict(x=23, y=24))
|
|
assert "'x': 23" in repr(multicall)
|
|
assert "'y': 24" in repr(multicall)
|
|
reslist = multicall.execute()
|
|
assert reslist == [24+23, 24]
|
|
assert "2 results" in repr(multicall)
|
|
|
|
def test_keywords_call_error(self):
|
|
multicall = MultiCall([lambda x: x], {})
|
|
py.test.raises(TypeError, "multicall.execute()")
|
|
|
|
def test_call_subexecute(self):
|
|
def m(__multicall__):
|
|
subresult = __multicall__.execute()
|
|
return subresult + 1
|
|
|
|
def n():
|
|
return 1
|
|
|
|
call = MultiCall([n, m], {}, firstresult=True)
|
|
res = call.execute()
|
|
assert res == 2
|
|
|
|
def test_call_none_is_no_result(self):
|
|
def m1():
|
|
return 1
|
|
def m2():
|
|
return None
|
|
res = MultiCall([m1, m2], {}, firstresult=True).execute()
|
|
assert res == 1
|
|
res = MultiCall([m1, m2], {}).execute()
|
|
assert res == [1]
|
|
|
|
class TestRegistry:
|
|
|
|
def test_register(self):
|
|
registry = Registry()
|
|
class MyPlugin:
|
|
pass
|
|
my = MyPlugin()
|
|
registry.register(my)
|
|
assert list(registry) == [my]
|
|
my2 = MyPlugin()
|
|
registry.register(my2)
|
|
assert list(registry) == [my, my2]
|
|
|
|
assert registry.isregistered(my)
|
|
assert registry.isregistered(my2)
|
|
registry.unregister(my)
|
|
assert not registry.isregistered(my)
|
|
assert list(registry) == [my2]
|
|
|
|
def test_listattr(self):
|
|
plugins = Registry()
|
|
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]
|
|
l = list(plugins.listattr('x', reverse=True))
|
|
assert l == [43, 42, 41]
|
|
|
|
class TestHookRelay:
|
|
def test_happypath(self):
|
|
registry = Registry()
|
|
class Api:
|
|
def hello(self, arg):
|
|
"api hook 1"
|
|
|
|
mcm = HookRelay(hookspecs=Api, registry=registry, prefix="he")
|
|
assert hasattr(mcm, 'hello')
|
|
assert repr(mcm.hello).find("hello") != -1
|
|
class Plugin:
|
|
def hello(self, arg):
|
|
return arg + 1
|
|
registry.register(Plugin())
|
|
l = mcm.hello(arg=3)
|
|
assert l == [4]
|
|
assert not hasattr(mcm, 'world')
|
|
|
|
def test_only_kwargs(self):
|
|
registry = Registry()
|
|
class Api:
|
|
def hello(self, arg):
|
|
"api hook 1"
|
|
mcm = HookRelay(hookspecs=Api, registry=registry, prefix="he")
|
|
py.test.raises(TypeError, "mcm.hello(3)")
|
|
|
|
def test_firstresult_definition(self):
|
|
registry = Registry()
|
|
class Api:
|
|
def hello(self, arg):
|
|
"api hook 1"
|
|
hello.firstresult = True
|
|
|
|
mcm = HookRelay(hookspecs=Api, registry=registry, prefix="he")
|
|
class Plugin:
|
|
def hello(self, arg):
|
|
return arg + 1
|
|
registry.register(Plugin())
|
|
res = mcm.hello(arg=3)
|
|
assert res == 4
|
|
|