262 lines
9.6 KiB
Python
262 lines
9.6 KiB
Python
import py, os
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from py.__.test.pluginmanager import PluginManager, canonical_names
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from py.__.test.pluginmanager import registerplugin, importplugin
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class TestBootstrapping:
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def test_consider_env_fails_to_import(self, monkeypatch):
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pluginmanager = PluginManager()
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monkeypatch.setitem(os.environ, 'PYTEST_PLUGINS', 'nonexistingmodule')
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py.test.raises(ImportError, "pluginmanager.consider_env()")
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def test_preparse_args(self, monkeypatch):
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pluginmanager = PluginManager()
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py.test.raises(ImportError, """
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pluginmanager.consider_preparse(["xyz", "-p", "hello123"])
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""")
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def test_consider_env_plugin_instantiation(self, testdir, monkeypatch):
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pluginmanager = PluginManager()
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testdir.syspathinsert()
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testdir.makepyfile(pytest_xy123="class Xy123Plugin: pass")
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monkeypatch.setitem(os.environ, 'PYTEST_PLUGINS', 'xy123')
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l1 = len(pluginmanager.getplugins())
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pluginmanager.consider_env()
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l2 = len(pluginmanager.getplugins())
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assert l2 == l1 + 1
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assert pluginmanager.getplugin('pytest_xy123')
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pluginmanager.consider_env()
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l3 = len(pluginmanager.getplugins())
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assert l2 == l3
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def test_pluginmanager_ENV_startup(self, testdir, monkeypatch):
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x500 = testdir.makepyfile(pytest_x500="class X500Plugin: pass")
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p = testdir.makepyfile("""
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import py
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def test_hello():
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plugin = py.test.config.pluginmanager.getplugin('x500')
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assert plugin is not None
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""")
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monkeypatch.setitem(os.environ, 'PYTEST_PLUGINS', 'pytest_x500')
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result = testdir.runpytest(p)
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assert result.ret == 0
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extra = result.stdout.fnmatch_lines(["*1 passed in*"])
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def test_import_plugin_importname(self, testdir):
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pluginmanager = PluginManager()
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py.test.raises(ImportError, 'pluginmanager.import_plugin("x.y")')
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py.test.raises(ImportError, 'pluginmanager.import_plugin("pytest_x.y")')
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reset = testdir.syspathinsert()
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pluginname = "pytest_hello"
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testdir.makepyfile(**{pluginname: """
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class HelloPlugin:
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pass
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"""})
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pluginmanager.import_plugin("hello")
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len1 = len(pluginmanager.getplugins())
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pluginmanager.import_plugin("pytest_hello")
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len2 = len(pluginmanager.getplugins())
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assert len1 == len2
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plugin1 = pluginmanager.getplugin("pytest_hello")
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assert plugin1.__class__.__name__ == 'HelloPlugin'
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plugin2 = pluginmanager.getplugin("hello")
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assert plugin2 is plugin1
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def test_consider_module(self, testdir):
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pluginmanager = PluginManager()
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testdir.syspathinsert()
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testdir.makepyfile(pytest_plug1="class Plug1Plugin: pass")
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testdir.makepyfile(pytest_plug2="class Plug2Plugin: pass")
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mod = py.std.new.module("temp")
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mod.pytest_plugins = ["pytest_plug1", "pytest_plug2"]
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pluginmanager.consider_module(mod)
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assert pluginmanager.getplugin("plug1").__class__.__name__ == "Plug1Plugin"
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assert pluginmanager.getplugin("plug2").__class__.__name__ == "Plug2Plugin"
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def test_consider_module_import_module(self, testdir):
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mod = py.std.new.module("x")
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mod.pytest_plugins = "pytest_a"
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aplugin = testdir.makepyfile(pytest_a="""class APlugin: pass""")
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pluginmanager = PluginManager()
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sorter = testdir.geteventrecorder(pluginmanager)
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#syspath.prepend(aplugin.dirpath())
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py.std.sys.path.insert(0, str(aplugin.dirpath()))
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pluginmanager.consider_module(mod)
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call = sorter.getcall(pluginmanager.hook.pytest_plugin_registered.name)
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assert call.plugin.__class__.__name__ == "APlugin"
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# check that it is not registered twice
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pluginmanager.consider_module(mod)
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l = sorter.getcalls("plugin_registered")
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assert len(l) == 1
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def test_consider_conftest(self, testdir):
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pp = PluginManager()
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mod = testdir.makepyfile("class ConftestPlugin: hello = 1").pyimport()
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pp.consider_conftest(mod)
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l = [x for x in pp.getplugins() if isinstance(x, mod.ConftestPlugin)]
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assert len(l) == 1
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assert l[0].hello == 1
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pp.consider_conftest(mod)
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l = [x for x in pp.getplugins() if isinstance(x, mod.ConftestPlugin)]
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assert len(l) == 1
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def test_config_sets_conftesthandle_onimport(self, testdir):
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config = testdir.parseconfig([])
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assert config._conftest._onimport == config._onimportconftest
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def test_consider_conftest_deps(self, testdir):
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mod = testdir.makepyfile("pytest_plugins='xyz'").pyimport()
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pp = PluginManager()
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py.test.raises(ImportError, "pp.consider_conftest(mod)")
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def test_registry(self):
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pp = PluginManager()
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a1, a2 = object(), object()
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pp.register(a1)
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assert pp.isregistered(a1)
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pp.register(a2)
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assert pp.isregistered(a2)
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assert pp.getplugins() == [a1, a2]
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pp.unregister(a1)
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assert not pp.isregistered(a1)
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pp.unregister(a2)
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assert not pp.isregistered(a2)
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def test_canonical_names(self):
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for name in 'xyz', 'pytest_xyz', 'pytest_Xyz', 'Xyz':
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impname, clsname = canonical_names(name)
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assert impname == "pytest_xyz"
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assert clsname == "XyzPlugin"
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def test_registerplugin(self):
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l = []
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registerfunc = l.append
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registerplugin(registerfunc, py.io, "TerminalWriter")
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assert len(l) == 1
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assert isinstance(l[0], py.io.TerminalWriter)
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def test_importplugin(self):
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assert importplugin("py") == py
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py.test.raises(ImportError, "importplugin('laksjd.qwe')")
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mod = importplugin("pytest_terminal")
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assert mod is py.__.test.plugin.pytest_terminal
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class TestPytestPluginInteractions:
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def test_do_option_conftestplugin(self, testdir):
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from py.__.test.config import Config
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p = testdir.makepyfile("""
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class ConftestPlugin:
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def pytest_addoption(self, parser):
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parser.addoption('--test123', action="store_true")
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""")
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config = Config()
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config._conftest.importconftest(p)
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print config.pluginmanager.getplugins()
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config.parse([])
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assert not config.option.test123
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def test_do_option_postinitialize(self, testdir):
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from py.__.test.config import Config
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config = Config()
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config.parse([])
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config.pluginmanager.do_configure(config=config)
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assert not hasattr(config.option, 'test123')
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p = testdir.makepyfile("""
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class ConftestPlugin:
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def pytest_addoption(self, parser):
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parser.addoption('--test123', action="store_true",
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default=True)
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""")
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config._conftest.importconftest(p)
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assert config.option.test123
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def test_configure(self, testdir):
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config = testdir.parseconfig()
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l = []
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class A:
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def pytest_configure(self, config):
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l.append(self)
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config.pluginmanager.register(A())
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assert len(l) == 0
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config.pluginmanager.do_configure(config=config)
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assert len(l) == 1
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config.pluginmanager.register(A()) # this should lead to a configured() plugin
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assert len(l) == 2
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assert l[0] != l[1]
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config.pluginmanager.do_unconfigure(config=config)
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config.pluginmanager.register(A())
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assert len(l) == 2
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def test_MultiCall(self):
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pp = PluginManager()
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assert hasattr(pp, 'MultiCall')
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# lower level API
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def test_getfirst(self):
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pluginmanager = PluginManager()
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class My1:
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x = 1
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assert pluginmanager.getfirst("x") is None
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pluginmanager.register(My1())
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assert pluginmanager.getfirst("x") == 1
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def test_call_firstresult(self):
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pluginmanager = PluginManager()
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class My1:
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def method(self):
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pass
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class My2:
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def method(self):
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return True
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class My3:
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def method(self):
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return None
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assert pluginmanager.call_firstresult("method") is None
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assert pluginmanager.call_firstresult("methodnotexists") is None
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pluginmanager.register(My1())
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assert pluginmanager.call_firstresult("method") is None
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pluginmanager.register(My2())
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assert pluginmanager.call_firstresult("method") == True
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pluginmanager.register(My3())
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assert pluginmanager.call_firstresult("method") == True
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def test_listattr(self):
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pluginmanager = PluginManager()
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class My2:
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x = 42
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pluginmanager.register(My2())
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assert not pluginmanager.listattr("hello")
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assert pluginmanager.listattr("x") == [42]
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@py.test.mark(xfail="implement setupcall")
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def test_call_setup_participants(self, testdir):
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testdir.makepyfile(
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conftest="""
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import py
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def pytest_method(self, x):
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return x+1
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pytest_plugin = "pytest_someplugin",
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"""
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)
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testdir.makepyfile(pytest_someplugin="""
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def pytest_method(self, x):
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return x+1
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""")
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modcol = testdir.getmodulecol("""
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def pytest_method(x):
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return x+0
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""")
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l = []
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call = modcol.config.pluginmanager.setupcall(modcol, "pytest_method", 1)
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assert len(call.methods) == 3
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results = call.execute()
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assert results == [1,2,2]
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