test_ok2/testing/test_runner.py

1182 lines
37 KiB
Python

# mypy: allow-untyped-defs
from functools import partial
import inspect
import os
from pathlib import Path
import sys
import types
from typing import Dict
from typing import List
from typing import Tuple
from typing import Type
import warnings
from _pytest import outcomes
from _pytest import reports
from _pytest import runner
from _pytest._code import ExceptionInfo
from _pytest._code.code import ExceptionChainRepr
from _pytest.config import ExitCode
from _pytest.monkeypatch import MonkeyPatch
from _pytest.outcomes import OutcomeException
from _pytest.pytester import Pytester
import pytest
if sys.version_info < (3, 11):
from exceptiongroup import ExceptionGroup
class TestSetupState:
def test_setup(self, pytester: Pytester) -> None:
item = pytester.getitem("def test_func(): pass")
ss = item.session._setupstate
values = [1]
ss.setup(item)
ss.addfinalizer(values.pop, item)
assert values
ss.teardown_exact(None)
assert not values
def test_teardown_exact_stack_empty(self, pytester: Pytester) -> None:
item = pytester.getitem("def test_func(): pass")
ss = item.session._setupstate
ss.setup(item)
ss.teardown_exact(None)
ss.teardown_exact(None)
ss.teardown_exact(None)
def test_setup_fails_and_failure_is_cached(self, pytester: Pytester) -> None:
item = pytester.getitem(
"""
def setup_module(mod):
raise ValueError(42)
def test_func(): pass
"""
)
ss = item.session._setupstate
with pytest.raises(ValueError):
ss.setup(item)
with pytest.raises(ValueError):
ss.setup(item)
def test_teardown_multiple_one_fails(self, pytester: Pytester) -> None:
r = []
def fin1():
r.append("fin1")
def fin2():
raise Exception("oops")
def fin3():
r.append("fin3")
item = pytester.getitem("def test_func(): pass")
ss = item.session._setupstate
ss.setup(item)
ss.addfinalizer(fin1, item)
ss.addfinalizer(fin2, item)
ss.addfinalizer(fin3, item)
with pytest.raises(Exception) as err:
ss.teardown_exact(None)
assert err.value.args == ("oops",)
assert r == ["fin3", "fin1"]
def test_teardown_multiple_fail(self, pytester: Pytester) -> None:
def fin1():
raise Exception("oops1")
def fin2():
raise Exception("oops2")
item = pytester.getitem("def test_func(): pass")
ss = item.session._setupstate
ss.setup(item)
ss.addfinalizer(fin1, item)
ss.addfinalizer(fin2, item)
with pytest.raises(ExceptionGroup) as err:
ss.teardown_exact(None)
# Note that finalizers are run LIFO, but because FIFO is more intuitive for
# users we reverse the order of messages, and see the error from fin1 first.
err1, err2 = err.value.exceptions
assert err1.args == ("oops1",)
assert err2.args == ("oops2",)
def test_teardown_multiple_scopes_one_fails(self, pytester: Pytester) -> None:
module_teardown = []
def fin_func():
raise Exception("oops1")
def fin_module():
module_teardown.append("fin_module")
item = pytester.getitem("def test_func(): pass")
mod = item.listchain()[-2]
ss = item.session._setupstate
ss.setup(item)
ss.addfinalizer(fin_module, mod)
ss.addfinalizer(fin_func, item)
with pytest.raises(Exception, match="oops1"):
ss.teardown_exact(None)
assert module_teardown == ["fin_module"]
def test_teardown_multiple_scopes_several_fail(self, pytester) -> None:
def raiser(exc):
raise exc
item = pytester.getitem("def test_func(): pass")
mod = item.listchain()[-2]
ss = item.session._setupstate
ss.setup(item)
ss.addfinalizer(partial(raiser, KeyError("from module scope")), mod)
ss.addfinalizer(partial(raiser, TypeError("from function scope 1")), item)
ss.addfinalizer(partial(raiser, ValueError("from function scope 2")), item)
with pytest.raises(ExceptionGroup, match="errors during test teardown") as e:
ss.teardown_exact(None)
mod, func = e.value.exceptions
assert isinstance(mod, KeyError)
assert isinstance(func.exceptions[0], TypeError) # type: ignore
assert isinstance(func.exceptions[1], ValueError) # type: ignore
class BaseFunctionalTests:
def test_passfunction(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
def test_func():
pass
"""
)
rep = reports[1]
assert rep.passed
assert not rep.failed
assert rep.outcome == "passed"
assert not rep.longrepr
def test_failfunction(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
def test_func():
assert 0
"""
)
rep = reports[1]
assert not rep.passed
assert not rep.skipped
assert rep.failed
assert rep.when == "call"
assert rep.outcome == "failed"
# assert isinstance(rep.longrepr, ReprExceptionInfo)
def test_skipfunction(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
def test_func():
pytest.skip("hello")
"""
)
rep = reports[1]
assert not rep.failed
assert not rep.passed
assert rep.skipped
assert rep.outcome == "skipped"
# assert rep.skipped.when == "call"
# assert rep.skipped.when == "call"
# assert rep.skipped == "%sreason == "hello"
# assert rep.skipped.location.lineno == 3
# assert rep.skipped.location.path
# assert not rep.skipped.failurerepr
def test_skip_in_setup_function(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
def setup_function(func):
pytest.skip("hello")
def test_func():
pass
"""
)
print(reports)
rep = reports[0]
assert not rep.failed
assert not rep.passed
assert rep.skipped
# assert rep.skipped.reason == "hello"
# assert rep.skipped.location.lineno == 3
# assert rep.skipped.location.lineno == 3
assert len(reports) == 2
assert reports[1].passed # teardown
def test_failure_in_setup_function(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
def setup_function(func):
raise ValueError(42)
def test_func():
pass
"""
)
rep = reports[0]
assert not rep.skipped
assert not rep.passed
assert rep.failed
assert rep.when == "setup"
assert len(reports) == 2
def test_failure_in_teardown_function(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
def teardown_function(func):
raise ValueError(42)
def test_func():
pass
"""
)
print(reports)
assert len(reports) == 3
rep = reports[2]
assert not rep.skipped
assert not rep.passed
assert rep.failed
assert rep.when == "teardown"
# assert rep.longrepr.reprcrash.lineno == 3
# assert rep.longrepr.reprtraceback.reprentries
def test_custom_failure_repr(self, pytester: Pytester) -> None:
pytester.makepyfile(
conftest="""
import pytest
class Function(pytest.Function):
def repr_failure(self, excinfo):
return "hello"
"""
)
reports = pytester.runitem(
"""
import pytest
def test_func():
assert 0
"""
)
rep = reports[1]
assert not rep.skipped
assert not rep.passed
assert rep.failed
# assert rep.outcome.when == "call"
# assert rep.failed.where.lineno == 3
# assert rep.failed.where.path.basename == "test_func.py"
# assert rep.failed.failurerepr == "hello"
def test_teardown_final_returncode(self, pytester: Pytester) -> None:
rec = pytester.inline_runsource(
"""
def test_func():
pass
def teardown_function(func):
raise ValueError(42)
"""
)
assert rec.ret == 1
def test_logstart_logfinish_hooks(self, pytester: Pytester) -> None:
rec = pytester.inline_runsource(
"""
import pytest
def test_func():
pass
"""
)
reps = rec.getcalls("pytest_runtest_logstart pytest_runtest_logfinish")
assert [x._name for x in reps] == [
"pytest_runtest_logstart",
"pytest_runtest_logfinish",
]
for rep in reps:
assert rep.nodeid == "test_logstart_logfinish_hooks.py::test_func"
assert rep.location == ("test_logstart_logfinish_hooks.py", 1, "test_func")
def test_exact_teardown_issue90(self, pytester: Pytester) -> None:
rec = pytester.inline_runsource(
"""
import pytest
class TestClass(object):
def test_method(self):
pass
def teardown_class(cls):
raise Exception()
def test_func():
import sys
# on python2 exc_info is kept till a function exits
# so we would end up calling test functions while
# sys.exc_info would return the indexerror
# from guessing the lastitem
excinfo = sys.exc_info()
import traceback
assert excinfo[0] is None, \
traceback.format_exception(*excinfo)
def teardown_function(func):
raise ValueError(42)
"""
)
reps = rec.getreports("pytest_runtest_logreport")
print(reps)
for i in range(2):
assert reps[i].nodeid.endswith("test_method")
assert reps[i].passed
assert reps[2].when == "teardown"
assert reps[2].failed
assert len(reps) == 6
for i in range(3, 5):
assert reps[i].nodeid.endswith("test_func")
assert reps[i].passed
assert reps[5].when == "teardown"
assert reps[5].nodeid.endswith("test_func")
assert reps[5].failed
def test_exact_teardown_issue1206(self, pytester: Pytester) -> None:
"""Issue shadowing error with wrong number of arguments on teardown_method."""
rec = pytester.inline_runsource(
"""
import pytest
class TestClass(object):
def teardown_method(self, x, y, z):
pass
def test_method(self):
assert True
"""
)
reps = rec.getreports("pytest_runtest_logreport")
print(reps)
assert len(reps) == 3
#
assert reps[0].nodeid.endswith("test_method")
assert reps[0].passed
assert reps[0].when == "setup"
#
assert reps[1].nodeid.endswith("test_method")
assert reps[1].passed
assert reps[1].when == "call"
#
assert reps[2].nodeid.endswith("test_method")
assert reps[2].failed
assert reps[2].when == "teardown"
longrepr = reps[2].longrepr
assert isinstance(longrepr, ExceptionChainRepr)
assert longrepr.reprcrash
assert longrepr.reprcrash.message in (
"TypeError: teardown_method() missing 2 required positional arguments: 'y' and 'z'",
# Python >= 3.10
"TypeError: TestClass.teardown_method() missing 2 required positional arguments: 'y' and 'z'",
)
def test_failure_in_setup_function_ignores_custom_repr(
self, pytester: Pytester
) -> None:
pytester.makepyfile(
conftest="""
import pytest
class Function(pytest.Function):
def repr_failure(self, excinfo):
assert 0
"""
)
reports = pytester.runitem(
"""
def setup_function(func):
raise ValueError(42)
def test_func():
pass
"""
)
assert len(reports) == 2
rep = reports[0]
print(rep)
assert not rep.skipped
assert not rep.passed
assert rep.failed
# assert rep.outcome.when == "setup"
# assert rep.outcome.where.lineno == 3
# assert rep.outcome.where.path.basename == "test_func.py"
# assert instanace(rep.failed.failurerepr, PythonFailureRepr)
def test_systemexit_does_not_bail_out(self, pytester: Pytester) -> None:
try:
reports = pytester.runitem(
"""
def test_func():
raise SystemExit(42)
"""
)
except SystemExit:
assert False, "runner did not catch SystemExit"
rep = reports[1]
assert rep.failed
assert rep.when == "call"
def test_exit_propagates(self, pytester: Pytester) -> None:
try:
pytester.runitem(
"""
import pytest
def test_func():
raise pytest.exit.Exception()
"""
)
except pytest.exit.Exception:
pass
else:
assert False, "did not raise"
class TestExecutionNonForked(BaseFunctionalTests):
def getrunner(self):
def f(item):
return runner.runtestprotocol(item, log=False)
return f
def test_keyboardinterrupt_propagates(self, pytester: Pytester) -> None:
try:
pytester.runitem(
"""
def test_func():
raise KeyboardInterrupt("fake")
"""
)
except KeyboardInterrupt:
pass
else:
assert False, "did not raise"
class TestSessionReports:
def test_collect_result(self, pytester: Pytester) -> None:
col = pytester.getmodulecol(
"""
def test_func1():
pass
class TestClass(object):
pass
"""
)
rep = runner.collect_one_node(col)
assert not rep.failed
assert not rep.skipped
assert rep.passed
locinfo = rep.location
assert locinfo is not None
assert locinfo[0] == col.path.name
assert not locinfo[1]
assert locinfo[2] == col.path.name
res = rep.result
assert len(res) == 2
assert res[0].name == "test_func1"
assert res[1].name == "TestClass"
reporttypes: List[Type[reports.BaseReport]] = [
reports.BaseReport,
reports.TestReport,
reports.CollectReport,
]
@pytest.mark.parametrize(
"reporttype", reporttypes, ids=[x.__name__ for x in reporttypes]
)
def test_report_extra_parameters(reporttype: Type[reports.BaseReport]) -> None:
args = list(inspect.signature(reporttype.__init__).parameters.keys())[1:]
basekw: Dict[str, List[object]] = dict.fromkeys(args, [])
report = reporttype(newthing=1, **basekw)
assert report.newthing == 1
def test_callinfo() -> None:
ci = runner.CallInfo.from_call(lambda: 0, "collect")
assert ci.when == "collect"
assert ci.result == 0
assert "result" in repr(ci)
assert repr(ci) == "<CallInfo when='collect' result: 0>"
assert str(ci) == "<CallInfo when='collect' result: 0>"
ci2 = runner.CallInfo.from_call(lambda: 0 / 0, "collect")
assert ci2.when == "collect"
assert not hasattr(ci2, "result")
assert repr(ci2) == f"<CallInfo when='collect' excinfo={ci2.excinfo!r}>"
assert str(ci2) == repr(ci2)
assert ci2.excinfo
# Newlines are escaped.
def raise_assertion():
assert 0, "assert_msg"
ci3 = runner.CallInfo.from_call(raise_assertion, "call")
assert repr(ci3) == f"<CallInfo when='call' excinfo={ci3.excinfo!r}>"
assert "\n" not in repr(ci3)
# design question: do we want general hooks in python files?
# then something like the following functional tests makes sense
@pytest.mark.xfail
def test_runtest_in_module_ordering(pytester: Pytester) -> None:
p1 = pytester.makepyfile(
"""
import pytest
def pytest_runtest_setup(item): # runs after class-level!
item.function.mylist.append("module")
class TestClass(object):
def pytest_runtest_setup(self, item):
assert not hasattr(item.function, 'mylist')
item.function.mylist = ['class']
@pytest.fixture
def mylist(self, request):
return request.function.mylist
@pytest.hookimpl(wrapper=True)
def pytest_runtest_call(self, item):
try:
yield
except ValueError:
pass
def test_hello1(self, mylist):
assert mylist == ['class', 'module'], mylist
raise ValueError()
def test_hello2(self, mylist):
assert mylist == ['class', 'module'], mylist
def pytest_runtest_teardown(item):
del item.function.mylist
"""
)
result = pytester.runpytest(p1)
result.stdout.fnmatch_lines(["*2 passed*"])
def test_outcomeexception_exceptionattributes() -> None:
outcome = outcomes.OutcomeException("test")
assert outcome.args[0] == outcome.msg
def test_outcomeexception_passes_except_Exception() -> None:
with pytest.raises(outcomes.OutcomeException):
try:
raise outcomes.OutcomeException("test")
except Exception as e:
raise NotImplementedError from e
def test_pytest_exit() -> None:
with pytest.raises(pytest.exit.Exception) as excinfo:
pytest.exit("hello")
assert excinfo.errisinstance(pytest.exit.Exception)
def test_pytest_fail() -> None:
with pytest.raises(pytest.fail.Exception) as excinfo:
pytest.fail("hello")
s = excinfo.exconly(tryshort=True)
assert s.startswith("Failed")
def test_pytest_exit_msg(pytester: Pytester) -> None:
pytester.makeconftest(
"""
import pytest
def pytest_configure(config):
pytest.exit('oh noes')
"""
)
result = pytester.runpytest()
result.stderr.fnmatch_lines(["Exit: oh noes"])
def _strip_resource_warnings(lines):
# Assert no output on stderr, except for unreliable ResourceWarnings.
# (https://github.com/pytest-dev/pytest/issues/5088)
return [
x
for x in lines
if not x.startswith(("Exception ignored in:", "ResourceWarning"))
]
def test_pytest_exit_returncode(pytester: Pytester) -> None:
pytester.makepyfile(
"""\
import pytest
def test_foo():
pytest.exit("some exit msg", 99)
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*! *Exit: some exit msg !*"])
assert _strip_resource_warnings(result.stderr.lines) == []
assert result.ret == 99
# It prints to stderr also in case of exit during pytest_sessionstart.
pytester.makeconftest(
"""\
import pytest
def pytest_sessionstart():
pytest.exit("during_sessionstart", 98)
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*! *Exit: during_sessionstart !*"])
assert _strip_resource_warnings(result.stderr.lines) == [
"Exit: during_sessionstart"
]
assert result.ret == 98
def test_pytest_fail_notrace_runtest(pytester: Pytester) -> None:
"""Test pytest.fail(..., pytrace=False) does not show tracebacks during test run."""
pytester.makepyfile(
"""
import pytest
def test_hello():
pytest.fail("hello", pytrace=False)
def teardown_function(function):
pytest.fail("world", pytrace=False)
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["world", "hello"])
result.stdout.no_fnmatch_line("*def teardown_function*")
def test_pytest_fail_notrace_collection(pytester: Pytester) -> None:
"""Test pytest.fail(..., pytrace=False) does not show tracebacks during collection."""
pytester.makepyfile(
"""
import pytest
def some_internal_function():
pytest.fail("hello", pytrace=False)
some_internal_function()
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["hello"])
result.stdout.no_fnmatch_line("*def some_internal_function()*")
def test_pytest_fail_notrace_non_ascii(pytester: Pytester) -> None:
"""Fix pytest.fail with pytrace=False with non-ascii characters (#1178).
This tests with native and unicode strings containing non-ascii chars.
"""
pytester.makepyfile(
"""\
import pytest
def test_hello():
pytest.fail('oh oh: ☺', pytrace=False)
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*test_hello*", "oh oh: ☺"])
result.stdout.no_fnmatch_line("*def test_hello*")
def test_pytest_no_tests_collected_exit_status(pytester: Pytester) -> None:
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*collected 0 items*"])
assert result.ret == ExitCode.NO_TESTS_COLLECTED
pytester.makepyfile(
test_foo="""
def test_foo():
assert 1
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*collected 1 item*"])
result.stdout.fnmatch_lines(["*1 passed*"])
assert result.ret == ExitCode.OK
result = pytester.runpytest("-k nonmatch")
result.stdout.fnmatch_lines(["*collected 1 item*"])
result.stdout.fnmatch_lines(["*1 deselected*"])
assert result.ret == ExitCode.NO_TESTS_COLLECTED
def test_exception_printing_skip() -> None:
assert pytest.skip.Exception == pytest.skip.Exception
try:
pytest.skip("hello")
except pytest.skip.Exception:
excinfo = ExceptionInfo.from_current()
s = excinfo.exconly(tryshort=True)
assert s.startswith("Skipped")
def test_importorskip(monkeypatch) -> None:
importorskip = pytest.importorskip
def f():
importorskip("asdlkj")
try:
sysmod = importorskip("sys")
assert sysmod is sys
# path = pytest.importorskip("os.path")
# assert path == os.path
excinfo = pytest.raises(pytest.skip.Exception, f)
assert excinfo is not None
excrepr = excinfo.getrepr()
assert excrepr is not None
assert excrepr.reprcrash is not None
path = Path(excrepr.reprcrash.path)
# check that importorskip reports the actual call
# in this test the test_runner.py file
assert path.stem == "test_runner"
pytest.raises(SyntaxError, pytest.importorskip, "x y z")
pytest.raises(SyntaxError, pytest.importorskip, "x=y")
mod = types.ModuleType("hello123")
mod.__version__ = "1.3" # type: ignore
monkeypatch.setitem(sys.modules, "hello123", mod)
with pytest.raises(pytest.skip.Exception):
pytest.importorskip("hello123", minversion="1.3.1")
mod2 = pytest.importorskip("hello123", minversion="1.3")
assert mod2 == mod
except pytest.skip.Exception: # pragma: no cover
assert False, f"spurious skip: {ExceptionInfo.from_current()}"
def test_importorskip_imports_last_module_part() -> None:
ospath = pytest.importorskip("os.path")
assert os.path == ospath
class TestImportOrSkipExcType:
"""Tests for #11523."""
def test_no_warning(self) -> None:
# An attempt on a module which does not exist will raise ModuleNotFoundError, so it will
# be skipped normally and no warning will be issued.
with warnings.catch_warnings(record=True) as captured:
warnings.simplefilter("always")
with pytest.raises(pytest.skip.Exception):
pytest.importorskip("TestImportOrSkipExcType_test_no_warning")
assert captured == []
def test_import_error_with_warning(self, pytester: Pytester) -> None:
# Create a module which exists and can be imported, however it raises
# ImportError due to some other problem. In this case we will issue a warning
# about the future behavior change.
fn = pytester.makepyfile("raise ImportError('some specific problem')")
pytester.syspathinsert()
with warnings.catch_warnings(record=True) as captured:
warnings.simplefilter("always")
with pytest.raises(pytest.skip.Exception):
pytest.importorskip(fn.stem)
[warning] = captured
assert warning.category is pytest.PytestDeprecationWarning
def test_import_error_suppress_warning(self, pytester: Pytester) -> None:
# Same as test_import_error_with_warning, but we can suppress the warning
# by passing ImportError as exc_type.
fn = pytester.makepyfile("raise ImportError('some specific problem')")
pytester.syspathinsert()
with warnings.catch_warnings(record=True) as captured:
warnings.simplefilter("always")
with pytest.raises(pytest.skip.Exception):
pytest.importorskip(fn.stem, exc_type=ImportError)
assert captured == []
def test_warning_integration(self, pytester: Pytester) -> None:
pytester.makepyfile(
"""
import pytest
def test_foo():
pytest.importorskip("warning_integration_module")
"""
)
pytester.makepyfile(
warning_integration_module="""
raise ImportError("required library foobar not compiled properly")
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(
[
"*Module 'warning_integration_module' was found, but when imported by pytest it raised:",
"* ImportError('required library foobar not compiled properly')",
"*1 skipped, 1 warning*",
]
)
def test_importorskip_dev_module(monkeypatch) -> None:
try:
mod = types.ModuleType("mockmodule")
mod.__version__ = "0.13.0.dev-43290" # type: ignore
monkeypatch.setitem(sys.modules, "mockmodule", mod)
mod2 = pytest.importorskip("mockmodule", minversion="0.12.0")
assert mod2 == mod
with pytest.raises(pytest.skip.Exception):
pytest.importorskip("mockmodule1", minversion="0.14.0")
except pytest.skip.Exception: # pragma: no cover
assert False, f"spurious skip: {ExceptionInfo.from_current()}"
def test_importorskip_module_level(pytester: Pytester) -> None:
"""`importorskip` must be able to skip entire modules when used at module level."""
pytester.makepyfile(
"""
import pytest
foobarbaz = pytest.importorskip("foobarbaz")
def test_foo():
pass
"""
)
result = pytester.runpytest()
result.stdout.fnmatch_lines(["*collected 0 items / 1 skipped*"])
def test_importorskip_custom_reason(pytester: Pytester) -> None:
"""Make sure custom reasons are used."""
pytester.makepyfile(
"""
import pytest
foobarbaz = pytest.importorskip("foobarbaz2", reason="just because")
def test_foo():
pass
"""
)
result = pytester.runpytest("-ra")
result.stdout.fnmatch_lines(["*just because*"])
result.stdout.fnmatch_lines(["*collected 0 items / 1 skipped*"])
def test_pytest_cmdline_main(pytester: Pytester) -> None:
p = pytester.makepyfile(
"""
import pytest
def test_hello():
assert 1
if __name__ == '__main__':
pytest.cmdline.main([__file__])
"""
)
import subprocess
popen = subprocess.Popen([sys.executable, str(p)], stdout=subprocess.PIPE)
popen.communicate()
ret = popen.wait()
assert ret == 0
def test_unicode_in_longrepr(pytester: Pytester) -> None:
pytester.makeconftest(
"""\
import pytest
@pytest.hookimpl(wrapper=True)
def pytest_runtest_makereport():
rep = yield
if rep.when == "call":
rep.longrepr = 'ä'
return rep
"""
)
pytester.makepyfile(
"""
def test_out():
assert 0
"""
)
result = pytester.runpytest()
assert result.ret == 1
assert "UnicodeEncodeError" not in result.stderr.str()
def test_failure_in_setup(pytester: Pytester) -> None:
pytester.makepyfile(
"""
def setup_module():
0/0
def test_func():
pass
"""
)
result = pytester.runpytest("--tb=line")
result.stdout.no_fnmatch_line("*def setup_module*")
def test_makereport_getsource(pytester: Pytester) -> None:
pytester.makepyfile(
"""
def test_foo():
if False: pass
else: assert False
"""
)
result = pytester.runpytest()
result.stdout.no_fnmatch_line("*INTERNALERROR*")
result.stdout.fnmatch_lines(["*else: assert False*"])
def test_makereport_getsource_dynamic_code(
pytester: Pytester, monkeypatch: MonkeyPatch
) -> None:
"""Test that exception in dynamically generated code doesn't break getting the source line."""
import inspect
original_findsource = inspect.findsource
def findsource(obj):
# Can be triggered by dynamically created functions
if obj.__name__ == "foo":
raise IndexError()
return original_findsource(obj)
monkeypatch.setattr(inspect, "findsource", findsource)
pytester.makepyfile(
"""
import pytest
@pytest.fixture
def foo(missing):
pass
def test_fix(foo):
assert False
"""
)
result = pytester.runpytest("-vv")
result.stdout.no_fnmatch_line("*INTERNALERROR*")
result.stdout.fnmatch_lines(["*test_fix*", "*fixture*'missing'*not found*"])
def test_store_except_info_on_error() -> None:
"""Test that upon test failure, the exception info is stored on
sys.last_traceback and friends."""
# Simulate item that might raise a specific exception, depending on `raise_error` class var
class ItemMightRaise:
nodeid = "item_that_raises"
raise_error = True
def runtest(self):
if self.raise_error:
raise IndexError("TEST")
try:
runner.pytest_runtest_call(ItemMightRaise()) # type: ignore[arg-type]
except IndexError:
pass
# Check that exception info is stored on sys
assert sys.last_type is IndexError
assert isinstance(sys.last_value, IndexError)
if sys.version_info >= (3, 12, 0):
assert isinstance(sys.last_exc, IndexError) # type: ignore[attr-defined]
assert sys.last_value.args[0] == "TEST"
assert sys.last_traceback
# The next run should clear the exception info stored by the previous run
ItemMightRaise.raise_error = False
runner.pytest_runtest_call(ItemMightRaise()) # type: ignore[arg-type]
assert not hasattr(sys, "last_type")
assert not hasattr(sys, "last_value")
if sys.version_info >= (3, 12, 0):
assert not hasattr(sys, "last_exc")
assert not hasattr(sys, "last_traceback")
def test_current_test_env_var(pytester: Pytester, monkeypatch: MonkeyPatch) -> None:
pytest_current_test_vars: List[Tuple[str, str]] = []
monkeypatch.setattr(
sys, "pytest_current_test_vars", pytest_current_test_vars, raising=False
)
pytester.makepyfile(
"""
import pytest
import sys
import os
@pytest.fixture
def fix():
sys.pytest_current_test_vars.append(('setup', os.environ['PYTEST_CURRENT_TEST']))
yield
sys.pytest_current_test_vars.append(('teardown', os.environ['PYTEST_CURRENT_TEST']))
def test(fix):
sys.pytest_current_test_vars.append(('call', os.environ['PYTEST_CURRENT_TEST']))
"""
)
result = pytester.runpytest_inprocess()
assert result.ret == 0
test_id = "test_current_test_env_var.py::test"
assert pytest_current_test_vars == [
("setup", test_id + " (setup)"),
("call", test_id + " (call)"),
("teardown", test_id + " (teardown)"),
]
assert "PYTEST_CURRENT_TEST" not in os.environ
class TestReportContents:
"""Test user-level API of ``TestReport`` objects."""
def getrunner(self):
return lambda item: runner.runtestprotocol(item, log=False)
def test_longreprtext_pass(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
def test_func():
pass
"""
)
rep = reports[1]
assert rep.longreprtext == ""
def test_longreprtext_skip(self, pytester: Pytester) -> None:
"""TestReport.longreprtext can handle non-str ``longrepr`` attributes (#7559)"""
reports = pytester.runitem(
"""
import pytest
def test_func():
pytest.skip()
"""
)
_, call_rep, _ = reports
assert isinstance(call_rep.longrepr, tuple)
assert "Skipped" in call_rep.longreprtext
def test_longreprtext_collect_skip(self, pytester: Pytester) -> None:
"""CollectReport.longreprtext can handle non-str ``longrepr`` attributes (#7559)"""
pytester.makepyfile(
"""
import pytest
pytest.skip(allow_module_level=True)
"""
)
rec = pytester.inline_run()
calls = rec.getcalls("pytest_collectreport")
_, call, _ = calls
assert isinstance(call.report.longrepr, tuple)
assert "Skipped" in call.report.longreprtext
def test_longreprtext_failure(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
def test_func():
x = 1
assert x == 4
"""
)
rep = reports[1]
assert "assert 1 == 4" in rep.longreprtext
def test_captured_text(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
import sys
@pytest.fixture
def fix():
sys.stdout.write('setup: stdout\\n')
sys.stderr.write('setup: stderr\\n')
yield
sys.stdout.write('teardown: stdout\\n')
sys.stderr.write('teardown: stderr\\n')
assert 0
def test_func(fix):
sys.stdout.write('call: stdout\\n')
sys.stderr.write('call: stderr\\n')
assert 0
"""
)
setup, call, teardown = reports
assert setup.capstdout == "setup: stdout\n"
assert call.capstdout == "setup: stdout\ncall: stdout\n"
assert teardown.capstdout == "setup: stdout\ncall: stdout\nteardown: stdout\n"
assert setup.capstderr == "setup: stderr\n"
assert call.capstderr == "setup: stderr\ncall: stderr\n"
assert teardown.capstderr == "setup: stderr\ncall: stderr\nteardown: stderr\n"
def test_no_captured_text(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
def test_func():
pass
"""
)
rep = reports[1]
assert rep.capstdout == ""
assert rep.capstderr == ""
def test_longrepr_type(self, pytester: Pytester) -> None:
reports = pytester.runitem(
"""
import pytest
def test_func():
pytest.fail(pytrace=False)
"""
)
rep = reports[1]
assert isinstance(rep.longrepr, ExceptionChainRepr)
def test_outcome_exception_bad_msg() -> None:
"""Check that OutcomeExceptions validate their input to prevent confusing errors (#5578)"""
def func() -> None:
raise NotImplementedError()
expected = (
"OutcomeException expected string as 'msg' parameter, got 'function' instead.\n"
"Perhaps you meant to use a mark?"
)
with pytest.raises(TypeError) as excinfo:
OutcomeException(func) # type: ignore
assert str(excinfo.value) == expected
def test_pytest_version_env_var(pytester: Pytester, monkeypatch: MonkeyPatch) -> None:
monkeypatch.setenv("PYTEST_VERSION", "old version")
pytester.makepyfile(
"""
import pytest
import os
def test():
assert os.environ.get("PYTEST_VERSION") == pytest.__version__
"""
)
result = pytester.runpytest_inprocess()
assert result.ret == ExitCode.OK
assert os.environ["PYTEST_VERSION"] == "old version"