test_ok1/testing/python/collect.py

1549 lines
48 KiB
Python

# -*- coding: utf-8 -*-
import os
import sys
from textwrap import dedent
import _pytest._code
import pytest
from _pytest.main import EXIT_NOTESTSCOLLECTED
from _pytest.nodes import Collector
ignore_parametrized_marks = pytest.mark.filterwarnings(
"ignore:Applying marks directly to parameters"
)
class TestModule(object):
def test_failing_import(self, testdir):
modcol = testdir.getmodulecol("import alksdjalskdjalkjals")
pytest.raises(Collector.CollectError, modcol.collect)
def test_import_duplicate(self, testdir):
a = testdir.mkdir("a")
b = testdir.mkdir("b")
p = a.ensure("test_whatever.py")
p.pyimport()
del sys.modules["test_whatever"]
b.ensure("test_whatever.py")
result = testdir.runpytest()
result.stdout.fnmatch_lines(
[
"*import*mismatch*",
"*imported*test_whatever*",
"*%s*" % a.join("test_whatever.py"),
"*not the same*",
"*%s*" % b.join("test_whatever.py"),
"*HINT*",
]
)
def test_import_prepend_append(self, testdir, monkeypatch):
syspath = list(sys.path)
monkeypatch.setattr(sys, "path", syspath)
root1 = testdir.mkdir("root1")
root2 = testdir.mkdir("root2")
root1.ensure("x456.py")
root2.ensure("x456.py")
p = root2.join("test_x456.py")
monkeypatch.syspath_prepend(str(root1))
p.write(
dedent(
"""\
import x456
def test():
assert x456.__file__.startswith(%r)
"""
% str(root2)
)
)
with root2.as_cwd():
reprec = testdir.inline_run("--import-mode=append")
reprec.assertoutcome(passed=0, failed=1)
reprec = testdir.inline_run()
reprec.assertoutcome(passed=1)
def test_syntax_error_in_module(self, testdir):
modcol = testdir.getmodulecol("this is a syntax error")
pytest.raises(modcol.CollectError, modcol.collect)
pytest.raises(modcol.CollectError, modcol.collect)
def test_module_considers_pluginmanager_at_import(self, testdir):
modcol = testdir.getmodulecol("pytest_plugins='xasdlkj',")
pytest.raises(ImportError, lambda: modcol.obj)
def test_invalid_test_module_name(self, testdir):
a = testdir.mkdir("a")
a.ensure("test_one.part1.py")
result = testdir.runpytest("-rw")
result.stdout.fnmatch_lines(
[
"ImportError while importing test module*test_one.part1*",
"Hint: make sure your test modules/packages have valid Python names.",
]
)
@pytest.mark.parametrize("verbose", [0, 1, 2])
def test_show_traceback_import_error(self, testdir, verbose):
"""Import errors when collecting modules should display the traceback (#1976).
With low verbosity we omit pytest and internal modules, otherwise show all traceback entries.
"""
testdir.makepyfile(
foo_traceback_import_error="""
from bar_traceback_import_error import NOT_AVAILABLE
""",
bar_traceback_import_error="",
)
testdir.makepyfile(
"""
import foo_traceback_import_error
"""
)
args = ("-v",) * verbose
result = testdir.runpytest(*args)
result.stdout.fnmatch_lines(
[
"ImportError while importing test module*",
"Traceback:",
"*from bar_traceback_import_error import NOT_AVAILABLE",
"*cannot import name *NOT_AVAILABLE*",
]
)
assert result.ret == 2
stdout = result.stdout.str()
for name in ("_pytest", os.path.join("py", "_path")):
if verbose == 2:
assert name in stdout
else:
assert name not in stdout
def test_show_traceback_import_error_unicode(self, testdir):
"""Check test modules collected which raise ImportError with unicode messages
are handled properly (#2336).
"""
testdir.makepyfile(
u"""
# -*- coding: utf-8 -*-
raise ImportError(u'Something bad happened ☺')
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(
[
"ImportError while importing test module*",
"Traceback:",
"*raise ImportError*Something bad happened*",
]
)
assert result.ret == 2
class TestClass(object):
def test_class_with_init_warning(self, testdir):
testdir.makepyfile(
"""
class TestClass1(object):
def __init__(self):
pass
"""
)
result = testdir.runpytest("-rw")
result.stdout.fnmatch_lines(
[
"*cannot collect test class 'TestClass1' because it has a __init__ constructor"
]
)
def test_class_subclassobject(self, testdir):
testdir.getmodulecol(
"""
class test(object):
pass
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*collected 0*"])
def test_static_method(self, testdir):
"""Support for collecting staticmethod tests (#2528, #2699)"""
testdir.getmodulecol(
"""
import pytest
class Test(object):
@staticmethod
def test_something():
pass
@pytest.fixture
def fix(self):
return 1
@staticmethod
def test_fix(fix):
assert fix == 1
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*collected 2 items*", "*2 passed in*"])
def test_setup_teardown_class_as_classmethod(self, testdir):
testdir.makepyfile(
test_mod1="""
class TestClassMethod(object):
@classmethod
def setup_class(cls):
pass
def test_1(self):
pass
@classmethod
def teardown_class(cls):
pass
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*1 passed*"])
def test_issue1035_obj_has_getattr(self, testdir):
modcol = testdir.getmodulecol(
"""
class Chameleon(object):
def __getattr__(self, name):
return True
chameleon = Chameleon()
"""
)
colitems = modcol.collect()
assert len(colitems) == 0
def test_issue1579_namedtuple(self, testdir):
testdir.makepyfile(
"""
import collections
TestCase = collections.namedtuple('TestCase', ['a'])
"""
)
result = testdir.runpytest("-rw")
result.stdout.fnmatch_lines(
"*cannot collect test class 'TestCase' "
"because it has a __new__ constructor*"
)
def test_issue2234_property(self, testdir):
testdir.makepyfile(
"""
class TestCase(object):
@property
def prop(self):
raise NotImplementedError()
"""
)
result = testdir.runpytest()
assert result.ret == EXIT_NOTESTSCOLLECTED
class TestGenerator(object):
def test_generative_functions(self, testdir):
modcol = testdir.getmodulecol(
"""
def func1(arg, arg2):
assert arg == arg2
def test_gen():
yield func1, 17, 3*5
yield func1, 42, 6*7
"""
)
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, pytest.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], pytest.Function)
assert isinstance(gencolitems[1], pytest.Function)
assert gencolitems[0].name == "[0]"
assert gencolitems[0].obj.__name__ == "func1"
def test_generative_methods(self, testdir):
modcol = testdir.getmodulecol(
"""
def func1(arg, arg2):
assert arg == arg2
class TestGenMethods(object):
def test_gen(self):
yield func1, 17, 3*5
yield func1, 42, 6*7
"""
)
gencol = modcol.collect()[0].collect()[0].collect()[0]
assert isinstance(gencol, pytest.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], pytest.Function)
assert isinstance(gencolitems[1], pytest.Function)
assert gencolitems[0].name == "[0]"
assert gencolitems[0].obj.__name__ == "func1"
def test_generative_functions_with_explicit_names(self, testdir):
modcol = testdir.getmodulecol(
"""
def func1(arg, arg2):
assert arg == arg2
def test_gen():
yield "seventeen", func1, 17, 3*5
yield "fortytwo", func1, 42, 6*7
"""
)
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, pytest.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], pytest.Function)
assert isinstance(gencolitems[1], pytest.Function)
assert gencolitems[0].name == "['seventeen']"
assert gencolitems[0].obj.__name__ == "func1"
assert gencolitems[1].name == "['fortytwo']"
assert gencolitems[1].obj.__name__ == "func1"
def test_generative_functions_unique_explicit_names(self, testdir):
# generative
modcol = testdir.getmodulecol(
"""
def func(): pass
def test_gen():
yield "name", func
yield "name", func
"""
)
colitems = modcol.collect()
assert len(colitems) == 1
gencol = colitems[0]
assert isinstance(gencol, pytest.Generator)
pytest.raises(ValueError, "gencol.collect()")
def test_generative_methods_with_explicit_names(self, testdir):
modcol = testdir.getmodulecol(
"""
def func1(arg, arg2):
assert arg == arg2
class TestGenMethods(object):
def test_gen(self):
yield "m1", func1, 17, 3*5
yield "m2", func1, 42, 6*7
"""
)
gencol = modcol.collect()[0].collect()[0].collect()[0]
assert isinstance(gencol, pytest.Generator)
gencolitems = gencol.collect()
assert len(gencolitems) == 2
assert isinstance(gencolitems[0], pytest.Function)
assert isinstance(gencolitems[1], pytest.Function)
assert gencolitems[0].name == "['m1']"
assert gencolitems[0].obj.__name__ == "func1"
assert gencolitems[1].name == "['m2']"
assert gencolitems[1].obj.__name__ == "func1"
def test_order_of_execution_generator_same_codeline(self, testdir, tmpdir):
o = testdir.makepyfile(
"""
from __future__ import print_function
def test_generative_order_of_execution():
import py, pytest
test_list = []
expected_list = list(range(6))
def list_append(item):
test_list.append(item)
def assert_order_of_execution():
print('expected order', expected_list)
print('but got ', test_list)
assert test_list == expected_list
for i in expected_list:
yield list_append, i
yield assert_order_of_execution
"""
)
reprec = testdir.inline_run(o)
passed, skipped, failed = reprec.countoutcomes()
assert passed == 7
assert not skipped and not failed
def test_order_of_execution_generator_different_codeline(self, testdir):
o = testdir.makepyfile(
"""
from __future__ import print_function
def test_generative_tests_different_codeline():
import py, pytest
test_list = []
expected_list = list(range(3))
def list_append_2():
test_list.append(2)
def list_append_1():
test_list.append(1)
def list_append_0():
test_list.append(0)
def assert_order_of_execution():
print('expected order', expected_list)
print('but got ', test_list)
assert test_list == expected_list
yield list_append_0
yield list_append_1
yield list_append_2
yield assert_order_of_execution
"""
)
reprec = testdir.inline_run(o)
passed, skipped, failed = reprec.countoutcomes()
assert passed == 4
assert not skipped and not failed
def test_setupstate_is_preserved_134(self, testdir):
# yield-based tests are messy wrt to setupstate because
# during collection they already invoke setup functions
# and then again when they are run. For now, we want to make sure
# that the old 1.3.4 behaviour is preserved such that all
# yielded functions all share the same "self" instance that
# has been used during collection.
o = testdir.makepyfile(
"""
setuplist = []
class TestClass(object):
def setup_method(self, func):
#print "setup_method", self, func
setuplist.append(self)
self.init = 42
def teardown_method(self, func):
self.init = None
def test_func1(self):
pass
def test_func2(self):
yield self.func2
yield self.func2
def func2(self):
assert self.init
def test_setuplist():
# once for test_func2 during collection
# once for test_func1 during test run
# once for test_func2 during test run
#print setuplist
assert len(setuplist) == 3, len(setuplist)
assert setuplist[0] == setuplist[2], setuplist
assert setuplist[1] != setuplist[2], setuplist
"""
)
reprec = testdir.inline_run(o, "-v")
passed, skipped, failed = reprec.countoutcomes()
assert passed == 4
assert not skipped and not failed
class TestFunction(object):
def test_getmodulecollector(self, testdir):
item = testdir.getitem("def test_func(): pass")
modcol = item.getparent(pytest.Module)
assert isinstance(modcol, pytest.Module)
assert hasattr(modcol.obj, "test_func")
def test_function_as_object_instance_ignored(self, testdir):
testdir.makepyfile(
"""
class A(object):
def __call__(self, tmpdir):
0/0
test_a = A()
"""
)
reprec = testdir.inline_run()
reprec.assertoutcome()
def test_function_equality(self, testdir, tmpdir):
from _pytest.fixtures import FixtureManager
config = testdir.parseconfigure()
session = testdir.Session(config)
session._fixturemanager = FixtureManager(session)
def func1():
pass
def func2():
pass
f1 = pytest.Function(
name="name", parent=session, config=config, args=(1,), callobj=func1
)
assert f1 == f1
f2 = pytest.Function(name="name", config=config, callobj=func2, parent=session)
assert f1 != f2
def test_issue197_parametrize_emptyset(self, testdir):
testdir.makepyfile(
"""
import pytest
@pytest.mark.parametrize('arg', [])
def test_function(arg):
pass
"""
)
reprec = testdir.inline_run()
reprec.assertoutcome(skipped=1)
def test_single_tuple_unwraps_values(self, testdir):
testdir.makepyfile(
"""
import pytest
@pytest.mark.parametrize(('arg',), [(1,)])
def test_function(arg):
assert arg == 1
"""
)
reprec = testdir.inline_run()
reprec.assertoutcome(passed=1)
def test_issue213_parametrize_value_no_equal(self, testdir):
testdir.makepyfile(
"""
import pytest
class A(object):
def __eq__(self, other):
raise ValueError("not possible")
@pytest.mark.parametrize('arg', [A()])
def test_function(arg):
assert arg.__class__.__name__ == "A"
"""
)
reprec = testdir.inline_run("--fulltrace")
reprec.assertoutcome(passed=1)
def test_parametrize_with_non_hashable_values(self, testdir):
"""Test parametrization with non-hashable values."""
testdir.makepyfile(
"""
archival_mapping = {
'1.0': {'tag': '1.0'},
'1.2.2a1': {'tag': 'release-1.2.2a1'},
}
import pytest
@pytest.mark.parametrize('key value'.split(),
archival_mapping.items())
def test_archival_to_version(key, value):
assert key in archival_mapping
assert value == archival_mapping[key]
"""
)
rec = testdir.inline_run()
rec.assertoutcome(passed=2)
def test_parametrize_with_non_hashable_values_indirect(self, testdir):
"""Test parametrization with non-hashable values with indirect parametrization."""
testdir.makepyfile(
"""
archival_mapping = {
'1.0': {'tag': '1.0'},
'1.2.2a1': {'tag': 'release-1.2.2a1'},
}
import pytest
@pytest.fixture
def key(request):
return request.param
@pytest.fixture
def value(request):
return request.param
@pytest.mark.parametrize('key value'.split(),
archival_mapping.items(), indirect=True)
def test_archival_to_version(key, value):
assert key in archival_mapping
assert value == archival_mapping[key]
"""
)
rec = testdir.inline_run()
rec.assertoutcome(passed=2)
def test_parametrize_overrides_fixture(self, testdir):
"""Test parametrization when parameter overrides existing fixture with same name."""
testdir.makepyfile(
"""
import pytest
@pytest.fixture
def value():
return 'value'
@pytest.mark.parametrize('value',
['overridden'])
def test_overridden_via_param(value):
assert value == 'overridden'
@pytest.mark.parametrize('somevalue', ['overridden'])
def test_not_overridden(value, somevalue):
assert value == 'value'
assert somevalue == 'overridden'
@pytest.mark.parametrize('other,value', [('foo', 'overridden')])
def test_overridden_via_multiparam(other, value):
assert other == 'foo'
assert value == 'overridden'
"""
)
rec = testdir.inline_run()
rec.assertoutcome(passed=3)
def test_parametrize_overrides_parametrized_fixture(self, testdir):
"""Test parametrization when parameter overrides existing parametrized fixture with same name."""
testdir.makepyfile(
"""
import pytest
@pytest.fixture(params=[1, 2])
def value(request):
return request.param
@pytest.mark.parametrize('value',
['overridden'])
def test_overridden_via_param(value):
assert value == 'overridden'
"""
)
rec = testdir.inline_run()
rec.assertoutcome(passed=1)
@ignore_parametrized_marks
def test_parametrize_with_mark(self, testdir):
items = testdir.getitems(
"""
import pytest
@pytest.mark.foo
@pytest.mark.parametrize('arg', [
1,
pytest.mark.bar(pytest.mark.baz(2))
])
def test_function(arg):
pass
"""
)
keywords = [item.keywords for item in items]
assert (
"foo" in keywords[0]
and "bar" not in keywords[0]
and "baz" not in keywords[0]
)
assert "foo" in keywords[1] and "bar" in keywords[1] and "baz" in keywords[1]
def test_function_equality_with_callspec(self, testdir, tmpdir):
items = testdir.getitems(
"""
import pytest
@pytest.mark.parametrize('arg', [1,2])
def test_function(arg):
pass
"""
)
assert items[0] != items[1]
assert not (items[0] == items[1])
def test_pyfunc_call(self, testdir):
item = testdir.getitem("def test_func(): raise ValueError")
config = item.config
class MyPlugin1(object):
def pytest_pyfunc_call(self, pyfuncitem):
raise ValueError
class MyPlugin2(object):
def pytest_pyfunc_call(self, pyfuncitem):
return True
config.pluginmanager.register(MyPlugin1())
config.pluginmanager.register(MyPlugin2())
config.hook.pytest_runtest_setup(item=item)
config.hook.pytest_pyfunc_call(pyfuncitem=item)
def test_multiple_parametrize(self, testdir):
modcol = testdir.getmodulecol(
"""
import pytest
@pytest.mark.parametrize('x', [0, 1])
@pytest.mark.parametrize('y', [2, 3])
def test1(x, y):
pass
"""
)
colitems = modcol.collect()
assert colitems[0].name == "test1[2-0]"
assert colitems[1].name == "test1[2-1]"
assert colitems[2].name == "test1[3-0]"
assert colitems[3].name == "test1[3-1]"
def test_issue751_multiple_parametrize_with_ids(self, testdir):
modcol = testdir.getmodulecol(
"""
import pytest
@pytest.mark.parametrize('x', [0], ids=['c'])
@pytest.mark.parametrize('y', [0, 1], ids=['a', 'b'])
class Test(object):
def test1(self, x, y):
pass
def test2(self, x, y):
pass
"""
)
colitems = modcol.collect()[0].collect()[0].collect()
assert colitems[0].name == "test1[a-c]"
assert colitems[1].name == "test1[b-c]"
assert colitems[2].name == "test2[a-c]"
assert colitems[3].name == "test2[b-c]"
@ignore_parametrized_marks
def test_parametrize_skipif(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.skipif('True')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_skip_if(x):
assert x < 2
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 2 passed, 1 skipped in *")
@ignore_parametrized_marks
def test_parametrize_skip(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.skip('')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_skip(x):
assert x < 2
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 2 passed, 1 skipped in *")
@ignore_parametrized_marks
def test_parametrize_skipif_no_skip(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.skipif('False')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_skipif_no_skip(x):
assert x < 2
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 1 failed, 2 passed in *")
@ignore_parametrized_marks
def test_parametrize_xfail(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.xfail('True')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_xfail(x):
assert x < 2
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 2 passed, 1 xfailed in *")
@ignore_parametrized_marks
def test_parametrize_passed(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.xfail('True')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_xfail(x):
pass
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 2 passed, 1 xpassed in *")
@ignore_parametrized_marks
def test_parametrize_xfail_passed(self, testdir):
testdir.makepyfile(
"""
import pytest
m = pytest.mark.xfail('False')
@pytest.mark.parametrize('x', [0, 1, m(2)])
def test_passed(x):
pass
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines("* 3 passed in *")
def test_function_original_name(self, testdir):
items = testdir.getitems(
"""
import pytest
@pytest.mark.parametrize('arg', [1,2])
def test_func(arg):
pass
"""
)
assert [x.originalname for x in items] == ["test_func", "test_func"]
class TestSorting(object):
def test_check_equality(self, testdir):
modcol = testdir.getmodulecol(
"""
def test_pass(): pass
def test_fail(): assert 0
"""
)
fn1 = testdir.collect_by_name(modcol, "test_pass")
assert isinstance(fn1, pytest.Function)
fn2 = testdir.collect_by_name(modcol, "test_pass")
assert isinstance(fn2, pytest.Function)
assert fn1 == fn2
assert fn1 != modcol
if sys.version_info < (3, 0):
assert cmp(fn1, fn2) == 0 # NOQA
assert hash(fn1) == hash(fn2)
fn3 = testdir.collect_by_name(modcol, "test_fail")
assert isinstance(fn3, pytest.Function)
assert not (fn1 == fn3)
assert fn1 != fn3
for fn in fn1, fn2, fn3:
assert fn != 3
assert fn != modcol
assert fn != [1, 2, 3]
assert [1, 2, 3] != fn
assert modcol != fn
def test_allow_sane_sorting_for_decorators(self, testdir):
modcol = testdir.getmodulecol(
"""
def dec(f):
g = lambda: f(2)
g.place_as = f
return g
def test_b(y):
pass
test_b = dec(test_b)
def test_a(y):
pass
test_a = dec(test_a)
"""
)
colitems = modcol.collect()
assert len(colitems) == 2
assert [item.name for item in colitems] == ["test_b", "test_a"]
class TestConftestCustomization(object):
def test_pytest_pycollect_module(self, testdir):
testdir.makeconftest(
"""
import pytest
class MyModule(pytest.Module):
pass
def pytest_pycollect_makemodule(path, parent):
if path.basename == "test_xyz.py":
return MyModule(path, parent)
"""
)
testdir.makepyfile("def test_some(): pass")
testdir.makepyfile(test_xyz="def test_func(): pass")
result = testdir.runpytest("--collect-only")
result.stdout.fnmatch_lines(["*<Module*test_pytest*", "*<MyModule*xyz*"])
def test_customized_pymakemodule_issue205_subdir(self, testdir):
b = testdir.mkdir("a").mkdir("b")
b.join("conftest.py").write(
_pytest._code.Source(
"""
import pytest
@pytest.hookimpl(hookwrapper=True)
def pytest_pycollect_makemodule():
outcome = yield
mod = outcome.get_result()
mod.obj.hello = "world"
"""
)
)
b.join("test_module.py").write(
_pytest._code.Source(
"""
def test_hello():
assert hello == "world"
"""
)
)
reprec = testdir.inline_run()
reprec.assertoutcome(passed=1)
def test_customized_pymakeitem(self, testdir):
b = testdir.mkdir("a").mkdir("b")
b.join("conftest.py").write(
_pytest._code.Source(
"""
import pytest
@pytest.hookimpl(hookwrapper=True)
def pytest_pycollect_makeitem():
outcome = yield
if outcome.excinfo is None:
result = outcome.get_result()
if result:
for func in result:
func._some123 = "world"
"""
)
)
b.join("test_module.py").write(
_pytest._code.Source(
"""
import pytest
@pytest.fixture()
def obj(request):
return request.node._some123
def test_hello(obj):
assert obj == "world"
"""
)
)
reprec = testdir.inline_run()
reprec.assertoutcome(passed=1)
def test_pytest_pycollect_makeitem(self, testdir):
testdir.makeconftest(
"""
import pytest
class MyFunction(pytest.Function):
pass
def pytest_pycollect_makeitem(collector, name, obj):
if name == "some":
return MyFunction(name, collector)
"""
)
testdir.makepyfile("def some(): pass")
result = testdir.runpytest("--collect-only")
result.stdout.fnmatch_lines(["*MyFunction*some*"])
def test_makeitem_non_underscore(self, testdir, monkeypatch):
modcol = testdir.getmodulecol("def _hello(): pass")
values = []
monkeypatch.setattr(
pytest.Module, "makeitem", lambda self, name, obj: values.append(name)
)
values = modcol.collect()
assert "_hello" not in values
def test_issue2369_collect_module_fileext(self, testdir):
"""Ensure we can collect files with weird file extensions as Python
modules (#2369)"""
# We'll implement a little finder and loader to import files containing
# Python source code whose file extension is ".narf".
testdir.makeconftest(
"""
import sys, os, imp
from _pytest.python import Module
class Loader(object):
def load_module(self, name):
return imp.load_source(name, name + ".narf")
class Finder(object):
def find_module(self, name, path=None):
if os.path.exists(name + ".narf"):
return Loader()
sys.meta_path.append(Finder())
def pytest_collect_file(path, parent):
if path.ext == ".narf":
return Module(path, parent)"""
)
testdir.makefile(
".narf",
"""
def test_something():
assert 1 + 1 == 2""",
)
# Use runpytest_subprocess, since we're futzing with sys.meta_path.
result = testdir.runpytest_subprocess()
result.stdout.fnmatch_lines("*1 passed*")
def test_setup_only_available_in_subdir(testdir):
sub1 = testdir.mkpydir("sub1")
sub2 = testdir.mkpydir("sub2")
sub1.join("conftest.py").write(
_pytest._code.Source(
"""
import pytest
def pytest_runtest_setup(item):
assert item.fspath.purebasename == "test_in_sub1"
def pytest_runtest_call(item):
assert item.fspath.purebasename == "test_in_sub1"
def pytest_runtest_teardown(item):
assert item.fspath.purebasename == "test_in_sub1"
"""
)
)
sub2.join("conftest.py").write(
_pytest._code.Source(
"""
import pytest
def pytest_runtest_setup(item):
assert item.fspath.purebasename == "test_in_sub2"
def pytest_runtest_call(item):
assert item.fspath.purebasename == "test_in_sub2"
def pytest_runtest_teardown(item):
assert item.fspath.purebasename == "test_in_sub2"
"""
)
)
sub1.join("test_in_sub1.py").write("def test_1(): pass")
sub2.join("test_in_sub2.py").write("def test_2(): pass")
result = testdir.runpytest("-v", "-s")
result.assert_outcomes(passed=2)
def test_modulecol_roundtrip(testdir):
modcol = testdir.getmodulecol("pass", withinit=True)
trail = modcol.nodeid
newcol = modcol.session.perform_collect([trail], genitems=0)[0]
assert modcol.name == newcol.name
class TestTracebackCutting(object):
def test_skip_simple(self):
excinfo = pytest.raises(pytest.skip.Exception, 'pytest.skip("xxx")')
assert excinfo.traceback[-1].frame.code.name == "skip"
assert excinfo.traceback[-1].ishidden()
def test_traceback_argsetup(self, testdir):
testdir.makeconftest(
"""
import pytest
@pytest.fixture
def hello(request):
raise ValueError("xyz")
"""
)
p = testdir.makepyfile("def test(hello): pass")
result = testdir.runpytest(p)
assert result.ret != 0
out = result.stdout.str()
assert "xyz" in out
assert "conftest.py:5: ValueError" in out
numentries = out.count("_ _ _") # separator for traceback entries
assert numentries == 0
result = testdir.runpytest("--fulltrace", p)
out = result.stdout.str()
assert "conftest.py:5: ValueError" in out
numentries = out.count("_ _ _ _") # separator for traceback entries
assert numentries > 3
def test_traceback_error_during_import(self, testdir):
testdir.makepyfile(
"""
x = 1
x = 2
x = 17
asd
"""
)
result = testdir.runpytest()
assert result.ret != 0
out = result.stdout.str()
assert "x = 1" not in out
assert "x = 2" not in out
result.stdout.fnmatch_lines([" *asd*", "E*NameError*"])
result = testdir.runpytest("--fulltrace")
out = result.stdout.str()
assert "x = 1" in out
assert "x = 2" in out
result.stdout.fnmatch_lines([">*asd*", "E*NameError*"])
def test_traceback_filter_error_during_fixture_collection(self, testdir):
"""integration test for issue #995.
"""
testdir.makepyfile(
"""
import pytest
def fail_me(func):
ns = {}
exec('def w(): raise ValueError("fail me")', ns)
return ns['w']
@pytest.fixture(scope='class')
@fail_me
def fail_fixture():
pass
def test_failing_fixture(fail_fixture):
pass
"""
)
result = testdir.runpytest()
assert result.ret != 0
out = result.stdout.str()
assert "INTERNALERROR>" not in out
result.stdout.fnmatch_lines(["*ValueError: fail me*", "* 1 error in *"])
def test_filter_traceback_generated_code(self):
"""test that filter_traceback() works with the fact that
py.code.Code.path attribute might return an str object.
In this case, one of the entries on the traceback was produced by
dynamically generated code.
See: https://bitbucket.org/pytest-dev/py/issues/71
This fixes #995.
"""
from _pytest.python import filter_traceback
try:
ns = {}
exec("def foo(): raise ValueError", ns)
ns["foo"]()
except ValueError:
_, _, tb = sys.exc_info()
tb = _pytest._code.Traceback(tb)
assert isinstance(tb[-1].path, str)
assert not filter_traceback(tb[-1])
def test_filter_traceback_path_no_longer_valid(self, testdir):
"""test that filter_traceback() works with the fact that
py.code.Code.path attribute might return an str object.
In this case, one of the files in the traceback no longer exists.
This fixes #1133.
"""
from _pytest.python import filter_traceback
testdir.syspathinsert()
testdir.makepyfile(
filter_traceback_entry_as_str="""
def foo():
raise ValueError
"""
)
try:
import filter_traceback_entry_as_str
filter_traceback_entry_as_str.foo()
except ValueError:
_, _, tb = sys.exc_info()
testdir.tmpdir.join("filter_traceback_entry_as_str.py").remove()
tb = _pytest._code.Traceback(tb)
assert isinstance(tb[-1].path, str)
assert filter_traceback(tb[-1])
class TestReportInfo(object):
def test_itemreport_reportinfo(self, testdir, linecomp):
testdir.makeconftest(
"""
import pytest
class MyFunction(pytest.Function):
def reportinfo(self):
return "ABCDE", 42, "custom"
def pytest_pycollect_makeitem(collector, name, obj):
if name == "test_func":
return MyFunction(name, parent=collector)
"""
)
item = testdir.getitem("def test_func(): pass")
item.config.pluginmanager.getplugin("runner")
assert item.location == ("ABCDE", 42, "custom")
def test_func_reportinfo(self, testdir):
item = testdir.getitem("def test_func(): pass")
fspath, lineno, modpath = item.reportinfo()
assert fspath == item.fspath
assert lineno == 0
assert modpath == "test_func"
def test_class_reportinfo(self, testdir):
modcol = testdir.getmodulecol(
"""
# lineno 0
class TestClass(object):
def test_hello(self): pass
"""
)
classcol = testdir.collect_by_name(modcol, "TestClass")
fspath, lineno, msg = classcol.reportinfo()
assert fspath == modcol.fspath
assert lineno == 1
assert msg == "TestClass"
def test_generator_reportinfo(self, testdir):
modcol = testdir.getmodulecol(
"""
# lineno 0
def test_gen():
def check(x):
assert x
yield check, 3
"""
)
gencol = testdir.collect_by_name(modcol, "test_gen")
fspath, lineno, modpath = gencol.reportinfo()
assert fspath == modcol.fspath
assert lineno == 1
assert modpath == "test_gen"
genitem = gencol.collect()[0]
fspath, lineno, modpath = genitem.reportinfo()
assert fspath == modcol.fspath
assert lineno == 2
assert modpath == "test_gen[0]"
"""
def test_func():
pass
def test_genfunc():
def check(x):
pass
yield check, 3
class TestClass(object):
def test_method(self):
pass
"""
def test_reportinfo_with_nasty_getattr(self, testdir):
# https://github.com/pytest-dev/pytest/issues/1204
modcol = testdir.getmodulecol(
"""
# lineno 0
class TestClass(object):
def __getattr__(self, name):
return "this is not an int"
def test_foo(self):
pass
"""
)
classcol = testdir.collect_by_name(modcol, "TestClass")
instance = classcol.collect()[0]
fspath, lineno, msg = instance.reportinfo()
def test_customized_python_discovery(testdir):
testdir.makeini(
"""
[pytest]
python_files=check_*.py
python_classes=Check
python_functions=check
"""
)
p = testdir.makepyfile(
"""
def check_simple():
pass
class CheckMyApp(object):
def check_meth(self):
pass
"""
)
p2 = p.new(basename=p.basename.replace("test", "check"))
p.move(p2)
result = testdir.runpytest("--collect-only", "-s")
result.stdout.fnmatch_lines(
["*check_customized*", "*check_simple*", "*CheckMyApp*", "*check_meth*"]
)
result = testdir.runpytest()
assert result.ret == 0
result.stdout.fnmatch_lines(["*2 passed*"])
def test_customized_python_discovery_functions(testdir):
testdir.makeini(
"""
[pytest]
python_functions=_test
"""
)
testdir.makepyfile(
"""
def _test_underscore():
pass
"""
)
result = testdir.runpytest("--collect-only", "-s")
result.stdout.fnmatch_lines(["*_test_underscore*"])
result = testdir.runpytest()
assert result.ret == 0
result.stdout.fnmatch_lines(["*1 passed*"])
def test_collector_attributes(testdir):
testdir.makeconftest(
"""
import pytest
def pytest_pycollect_makeitem(collector):
assert collector.Function == pytest.Function
assert collector.Class == pytest.Class
assert collector.Instance == pytest.Instance
assert collector.Module == pytest.Module
"""
)
testdir.makepyfile(
"""
def test_hello():
pass
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*1 passed*"])
def test_customize_through_attributes(testdir):
testdir.makeconftest(
"""
import pytest
class MyFunction(pytest.Function):
pass
class MyInstance(pytest.Instance):
Function = MyFunction
class MyClass(pytest.Class):
Instance = MyInstance
def pytest_pycollect_makeitem(collector, name, obj):
if name.startswith("MyTestClass"):
return MyClass(name, parent=collector)
"""
)
testdir.makepyfile(
"""
class MyTestClass(object):
def test_hello(self):
pass
"""
)
result = testdir.runpytest("--collect-only")
result.stdout.fnmatch_lines(
["*MyClass*", "*MyInstance*", "*MyFunction*test_hello*"]
)
def test_unorderable_types(testdir):
testdir.makepyfile(
"""
class TestJoinEmpty(object):
pass
def make_test():
class Test(object):
pass
Test.__name__ = "TestFoo"
return Test
TestFoo = make_test()
"""
)
result = testdir.runpytest()
assert "TypeError" not in result.stdout.str()
assert result.ret == EXIT_NOTESTSCOLLECTED
def test_collect_functools_partial(testdir):
"""
Test that collection of functools.partial object works, and arguments
to the wrapped functions are dealt correctly (see #811).
"""
testdir.makepyfile(
"""
import functools
import pytest
@pytest.fixture
def fix1():
return 'fix1'
@pytest.fixture
def fix2():
return 'fix2'
def check1(i, fix1):
assert i == 2
assert fix1 == 'fix1'
def check2(fix1, i):
assert i == 2
assert fix1 == 'fix1'
def check3(fix1, i, fix2):
assert i == 2
assert fix1 == 'fix1'
assert fix2 == 'fix2'
test_ok_1 = functools.partial(check1, i=2)
test_ok_2 = functools.partial(check1, i=2, fix1='fix1')
test_ok_3 = functools.partial(check1, 2)
test_ok_4 = functools.partial(check2, i=2)
test_ok_5 = functools.partial(check3, i=2)
test_ok_6 = functools.partial(check3, i=2, fix1='fix1')
test_fail_1 = functools.partial(check2, 2)
test_fail_2 = functools.partial(check3, 2)
"""
)
result = testdir.inline_run()
result.assertoutcome(passed=6, failed=2)
def test_dont_collect_non_function_callable(testdir):
"""Test for issue https://github.com/pytest-dev/pytest/issues/331
In this case an INTERNALERROR occurred trying to report the failure of
a test like this one because py test failed to get the source lines.
"""
testdir.makepyfile(
"""
class Oh(object):
def __call__(self):
pass
test_a = Oh()
def test_real():
pass
"""
)
result = testdir.runpytest("-rw")
result.stdout.fnmatch_lines(
[
"*collected 1 item*",
"*cannot collect 'test_a' because it is not a function*",
"*1 passed, 1 warnings in *",
]
)
def test_class_injection_does_not_break_collection(testdir):
"""Tests whether injection during collection time will terminate testing.
In this case the error should not occur if the TestClass itself
is modified during collection time, and the original method list
is still used for collection.
"""
testdir.makeconftest(
"""
from test_inject import TestClass
def pytest_generate_tests(metafunc):
TestClass.changed_var = {}
"""
)
testdir.makepyfile(
test_inject='''
class TestClass(object):
def test_injection(self):
"""Test being parametrized."""
pass
'''
)
result = testdir.runpytest()
assert (
"RuntimeError: dictionary changed size during iteration"
not in result.stdout.str()
)
result.stdout.fnmatch_lines(["*1 passed*"])
def test_syntax_error_with_non_ascii_chars(testdir):
"""Fix decoding issue while formatting SyntaxErrors during collection (#578)
"""
testdir.makepyfile(
u"""
# -*- coding: UTF-8 -*-
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*ERROR collecting*", "*SyntaxError*", "*1 error in*"])
def test_skip_duplicates_by_default(testdir):
"""Test for issue https://github.com/pytest-dev/pytest/issues/1609 (#1609)
Ignore duplicate directories.
"""
a = testdir.mkdir("a")
fh = a.join("test_a.py")
fh.write(
_pytest._code.Source(
"""
import pytest
def test_real():
pass
"""
)
)
result = testdir.runpytest(a.strpath, a.strpath)
result.stdout.fnmatch_lines(["*collected 1 item*"])
def test_keep_duplicates(testdir):
"""Test for issue https://github.com/pytest-dev/pytest/issues/1609 (#1609)
Use --keep-duplicates to collect tests from duplicate directories.
"""
a = testdir.mkdir("a")
fh = a.join("test_a.py")
fh.write(
_pytest._code.Source(
"""
import pytest
def test_real():
pass
"""
)
)
result = testdir.runpytest("--keep-duplicates", a.strpath, a.strpath)
result.stdout.fnmatch_lines(["*collected 2 item*"])