850 lines
27 KiB
Python
850 lines
27 KiB
Python
import os
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import subprocess
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import sys
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import time
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from pathlib import Path
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from types import ModuleType
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from typing import List
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import _pytest.pytester as pytester_mod
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import pytest
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from _pytest.config import ExitCode
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from _pytest.config import PytestPluginManager
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from _pytest.monkeypatch import MonkeyPatch
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from _pytest.pytester import CwdSnapshot
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from _pytest.pytester import HookRecorder
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from _pytest.pytester import LineMatcher
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from _pytest.pytester import Pytester
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from _pytest.pytester import SysModulesSnapshot
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from _pytest.pytester import SysPathsSnapshot
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from _pytest.pytester import Testdir
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def test_make_hook_recorder(pytester: Pytester) -> None:
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item = pytester.getitem("def test_func(): pass")
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recorder = pytester.make_hook_recorder(item.config.pluginmanager)
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assert not recorder.getfailures()
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# (The silly condition is to fool mypy that the code below this is reachable)
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if 1 + 1 == 2:
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pytest.xfail("internal reportrecorder tests need refactoring")
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class rep:
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excinfo = None
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passed = False
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failed = True
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skipped = False
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when = "call"
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recorder.hook.pytest_runtest_logreport(report=rep) # type: ignore[attr-defined]
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failures = recorder.getfailures()
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assert failures == [rep] # type: ignore[comparison-overlap]
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failures = recorder.getfailures()
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assert failures == [rep] # type: ignore[comparison-overlap]
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class rep2:
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excinfo = None
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passed = False
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failed = False
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skipped = True
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when = "call"
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rep2.passed = False
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rep2.skipped = True
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recorder.hook.pytest_runtest_logreport(report=rep2) # type: ignore[attr-defined]
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modcol = pytester.getmodulecol("")
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rep3 = modcol.config.hook.pytest_make_collect_report(collector=modcol)
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rep3.passed = False
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rep3.failed = True
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rep3.skipped = False
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recorder.hook.pytest_collectreport(report=rep3) # type: ignore[attr-defined]
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passed, skipped, failed = recorder.listoutcomes()
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assert not passed and skipped and failed
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numpassed, numskipped, numfailed = recorder.countoutcomes()
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assert numpassed == 0
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assert numskipped == 1
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assert numfailed == 1
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assert len(recorder.getfailedcollections()) == 1
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recorder.unregister() # type: ignore[attr-defined]
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recorder.clear()
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recorder.hook.pytest_runtest_logreport(report=rep3) # type: ignore[attr-defined]
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pytest.raises(ValueError, recorder.getfailures)
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def test_parseconfig(pytester: Pytester) -> None:
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config1 = pytester.parseconfig()
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config2 = pytester.parseconfig()
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assert config2 is not config1
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def test_pytester_runs_with_plugin(pytester: Pytester) -> None:
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pytester.makepyfile(
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"""
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pytest_plugins = "pytester"
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def test_hello(pytester):
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assert 1
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"""
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)
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result = pytester.runpytest()
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result.assert_outcomes(passed=1)
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def test_pytester_with_doctest(pytester: Pytester) -> None:
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"""Check that pytester can be used within doctests.
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It used to use `request.function`, which is `None` with doctests."""
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pytester.makepyfile(
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**{
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"sub/t-doctest.py": """
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'''
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>>> import os
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>>> pytester = getfixture("pytester")
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>>> str(pytester.makepyfile("content")).replace(os.sep, '/')
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'.../basetemp/sub.t-doctest0/sub.py'
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'''
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""",
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"sub/__init__.py": "",
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}
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)
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result = pytester.runpytest(
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"-p", "pytester", "--doctest-modules", "sub/t-doctest.py"
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)
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assert result.ret == 0
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def test_runresult_assertion_on_xfail(pytester: Pytester) -> None:
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pytester.makepyfile(
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"""
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import pytest
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pytest_plugins = "pytester"
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@pytest.mark.xfail
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def test_potato():
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assert False
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"""
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)
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result = pytester.runpytest()
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result.assert_outcomes(xfailed=1)
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assert result.ret == 0
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def test_runresult_assertion_on_xpassed(pytester: Pytester) -> None:
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pytester.makepyfile(
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"""
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import pytest
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pytest_plugins = "pytester"
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@pytest.mark.xfail
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def test_potato():
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assert True
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"""
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)
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result = pytester.runpytest()
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result.assert_outcomes(xpassed=1)
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assert result.ret == 0
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def test_xpassed_with_strict_is_considered_a_failure(pytester: Pytester) -> None:
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pytester.makepyfile(
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"""
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import pytest
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pytest_plugins = "pytester"
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@pytest.mark.xfail(strict=True)
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def test_potato():
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assert True
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"""
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)
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result = pytester.runpytest()
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result.assert_outcomes(failed=1)
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assert result.ret != 0
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def make_holder():
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class apiclass:
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def pytest_xyz(self, arg):
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"""X"""
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def pytest_xyz_noarg(self):
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"""X"""
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apimod = type(os)("api")
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def pytest_xyz(arg):
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"""X"""
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def pytest_xyz_noarg():
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"""X"""
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apimod.pytest_xyz = pytest_xyz # type: ignore
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apimod.pytest_xyz_noarg = pytest_xyz_noarg # type: ignore
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return apiclass, apimod
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@pytest.mark.parametrize("holder", make_holder())
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def test_hookrecorder_basic(holder) -> None:
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pm = PytestPluginManager()
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pm.add_hookspecs(holder)
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rec = HookRecorder(pm)
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pm.hook.pytest_xyz(arg=123)
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call = rec.popcall("pytest_xyz")
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assert call.arg == 123
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assert call._name == "pytest_xyz"
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pytest.raises(pytest.fail.Exception, rec.popcall, "abc")
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pm.hook.pytest_xyz_noarg()
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call = rec.popcall("pytest_xyz_noarg")
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assert call._name == "pytest_xyz_noarg"
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def test_makepyfile_unicode(pytester: Pytester) -> None:
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pytester.makepyfile(chr(0xFFFD))
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def test_makepyfile_utf8(pytester: Pytester) -> None:
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"""Ensure makepyfile accepts utf-8 bytes as input (#2738)"""
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utf8_contents = """
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def setup_function(function):
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mixed_encoding = 'São Paulo'
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""".encode()
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p = pytester.makepyfile(utf8_contents)
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assert "mixed_encoding = 'São Paulo'".encode() in p.read_bytes()
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class TestInlineRunModulesCleanup:
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def test_inline_run_test_module_not_cleaned_up(self, pytester: Pytester) -> None:
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test_mod = pytester.makepyfile("def test_foo(): assert True")
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result = pytester.inline_run(str(test_mod))
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assert result.ret == ExitCode.OK
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# rewrite module, now test should fail if module was re-imported
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test_mod.write_text("def test_foo(): assert False")
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result2 = pytester.inline_run(str(test_mod))
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assert result2.ret == ExitCode.TESTS_FAILED
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def spy_factory(self):
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class SysModulesSnapshotSpy:
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instances: List["SysModulesSnapshotSpy"] = [] # noqa: F821
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def __init__(self, preserve=None) -> None:
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SysModulesSnapshotSpy.instances.append(self)
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self._spy_restore_count = 0
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self._spy_preserve = preserve
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self.__snapshot = SysModulesSnapshot(preserve=preserve)
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def restore(self):
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self._spy_restore_count += 1
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return self.__snapshot.restore()
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return SysModulesSnapshotSpy
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def test_inline_run_taking_and_restoring_a_sys_modules_snapshot(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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spy_factory = self.spy_factory()
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monkeypatch.setattr(pytester_mod, "SysModulesSnapshot", spy_factory)
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pytester.syspathinsert()
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original = dict(sys.modules)
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pytester.makepyfile(import1="# you son of a silly person")
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pytester.makepyfile(import2="# my hovercraft is full of eels")
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test_mod = pytester.makepyfile(
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"""
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import import1
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def test_foo(): import import2"""
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)
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pytester.inline_run(str(test_mod))
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assert len(spy_factory.instances) == 1
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spy = spy_factory.instances[0]
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assert spy._spy_restore_count == 1
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assert sys.modules == original
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assert all(sys.modules[x] is original[x] for x in sys.modules)
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def test_inline_run_sys_modules_snapshot_restore_preserving_modules(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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spy_factory = self.spy_factory()
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monkeypatch.setattr(pytester_mod, "SysModulesSnapshot", spy_factory)
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test_mod = pytester.makepyfile("def test_foo(): pass")
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pytester.inline_run(str(test_mod))
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spy = spy_factory.instances[0]
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assert not spy._spy_preserve("black_knight")
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assert spy._spy_preserve("zope")
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assert spy._spy_preserve("zope.interface")
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assert spy._spy_preserve("zopelicious")
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def test_external_test_module_imports_not_cleaned_up(
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self, pytester: Pytester
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) -> None:
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pytester.syspathinsert()
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pytester.makepyfile(imported="data = 'you son of a silly person'")
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import imported
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test_mod = pytester.makepyfile(
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"""
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def test_foo():
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import imported
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imported.data = 42"""
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)
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pytester.inline_run(str(test_mod))
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assert imported.data == 42
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def test_assert_outcomes_after_pytest_error(pytester: Pytester) -> None:
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pytester.makepyfile("def test_foo(): assert True")
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result = pytester.runpytest("--unexpected-argument")
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with pytest.raises(ValueError, match="Pytest terminal summary report not found"):
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result.assert_outcomes(passed=0)
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def test_cwd_snapshot(pytester: Pytester) -> None:
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foo = pytester.mkdir("foo")
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bar = pytester.mkdir("bar")
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os.chdir(foo)
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snapshot = CwdSnapshot()
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os.chdir(bar)
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assert Path().absolute() == bar
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snapshot.restore()
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assert Path().absolute() == foo
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class TestSysModulesSnapshot:
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key = "my-test-module"
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def test_remove_added(self) -> None:
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original = dict(sys.modules)
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assert self.key not in sys.modules
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snapshot = SysModulesSnapshot()
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sys.modules[self.key] = ModuleType("something")
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assert self.key in sys.modules
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snapshot.restore()
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assert sys.modules == original
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def test_add_removed(self, monkeypatch: MonkeyPatch) -> None:
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assert self.key not in sys.modules
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monkeypatch.setitem(sys.modules, self.key, ModuleType("something"))
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assert self.key in sys.modules
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original = dict(sys.modules)
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snapshot = SysModulesSnapshot()
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del sys.modules[self.key]
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assert self.key not in sys.modules
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snapshot.restore()
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assert sys.modules == original
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def test_restore_reloaded(self, monkeypatch: MonkeyPatch) -> None:
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assert self.key not in sys.modules
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monkeypatch.setitem(sys.modules, self.key, ModuleType("something"))
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assert self.key in sys.modules
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original = dict(sys.modules)
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snapshot = SysModulesSnapshot()
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sys.modules[self.key] = ModuleType("something else")
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snapshot.restore()
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assert sys.modules == original
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def test_preserve_modules(self, monkeypatch: MonkeyPatch) -> None:
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key = [self.key + str(i) for i in range(3)]
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assert not any(k in sys.modules for k in key)
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for i, k in enumerate(key):
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mod = ModuleType("something" + str(i))
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monkeypatch.setitem(sys.modules, k, mod)
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original = dict(sys.modules)
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def preserve(name):
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return name in (key[0], key[1], "some-other-key")
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snapshot = SysModulesSnapshot(preserve=preserve)
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sys.modules[key[0]] = original[key[0]] = ModuleType("something else0")
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sys.modules[key[1]] = original[key[1]] = ModuleType("something else1")
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sys.modules[key[2]] = ModuleType("something else2")
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snapshot.restore()
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assert sys.modules == original
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def test_preserve_container(self, monkeypatch: MonkeyPatch) -> None:
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original = dict(sys.modules)
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assert self.key not in original
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replacement = dict(sys.modules)
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replacement[self.key] = ModuleType("life of brian")
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snapshot = SysModulesSnapshot()
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monkeypatch.setattr(sys, "modules", replacement)
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snapshot.restore()
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assert sys.modules is replacement
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assert sys.modules == original
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@pytest.mark.parametrize("path_type", ("path", "meta_path"))
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class TestSysPathsSnapshot:
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other_path = {"path": "meta_path", "meta_path": "path"}
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@staticmethod
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def path(n: int) -> str:
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return "my-dirty-little-secret-" + str(n)
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def test_restore(self, monkeypatch: MonkeyPatch, path_type) -> None:
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other_path_type = self.other_path[path_type]
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for i in range(10):
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assert self.path(i) not in getattr(sys, path_type)
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sys_path = [self.path(i) for i in range(6)]
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monkeypatch.setattr(sys, path_type, sys_path)
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original = list(sys_path)
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original_other = list(getattr(sys, other_path_type))
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snapshot = SysPathsSnapshot()
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transformation = {"source": (0, 1, 2, 3, 4, 5), "target": (6, 2, 9, 7, 5, 8)}
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assert sys_path == [self.path(x) for x in transformation["source"]]
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sys_path[1] = self.path(6)
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sys_path[3] = self.path(7)
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sys_path.append(self.path(8))
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del sys_path[4]
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sys_path[3:3] = [self.path(9)]
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del sys_path[0]
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assert sys_path == [self.path(x) for x in transformation["target"]]
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snapshot.restore()
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assert getattr(sys, path_type) is sys_path
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assert getattr(sys, path_type) == original
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assert getattr(sys, other_path_type) == original_other
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def test_preserve_container(self, monkeypatch: MonkeyPatch, path_type) -> None:
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other_path_type = self.other_path[path_type]
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original_data = list(getattr(sys, path_type))
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original_other = getattr(sys, other_path_type)
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original_other_data = list(original_other)
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new: List[object] = []
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snapshot = SysPathsSnapshot()
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monkeypatch.setattr(sys, path_type, new)
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snapshot.restore()
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assert getattr(sys, path_type) is new
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assert getattr(sys, path_type) == original_data
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assert getattr(sys, other_path_type) is original_other
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assert getattr(sys, other_path_type) == original_other_data
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def test_pytester_subprocess(pytester: Pytester) -> None:
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testfile = pytester.makepyfile("def test_one(): pass")
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assert pytester.runpytest_subprocess(testfile).ret == 0
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def test_pytester_subprocess_via_runpytest_arg(pytester: Pytester) -> None:
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testfile = pytester.makepyfile(
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"""
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def test_pytester_subprocess(pytester):
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import os
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testfile = pytester.makepyfile(
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\"""
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import os
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def test_one():
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assert {} != os.getpid()
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\""".format(os.getpid())
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)
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assert pytester.runpytest(testfile).ret == 0
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"""
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)
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result = pytester.runpytest_inprocess(
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"-p", "pytester", "--runpytest", "subprocess", testfile
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)
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assert result.ret == 0
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def test_unicode_args(pytester: Pytester) -> None:
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result = pytester.runpytest("-k", "אבג")
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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def test_pytester_run_no_timeout(pytester: Pytester) -> None:
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testfile = pytester.makepyfile("def test_no_timeout(): pass")
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assert pytester.runpytest_subprocess(testfile).ret == ExitCode.OK
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def test_pytester_run_with_timeout(pytester: Pytester) -> None:
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testfile = pytester.makepyfile("def test_no_timeout(): pass")
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timeout = 120
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start = time.time()
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result = pytester.runpytest_subprocess(testfile, timeout=timeout)
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end = time.time()
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duration = end - start
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assert result.ret == ExitCode.OK
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assert duration < timeout
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def test_pytester_run_timeout_expires(pytester: Pytester) -> None:
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testfile = pytester.makepyfile(
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"""
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import time
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def test_timeout():
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time.sleep(10)"""
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)
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with pytest.raises(pytester.TimeoutExpired):
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pytester.runpytest_subprocess(testfile, timeout=1)
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def test_linematcher_with_nonlist() -> None:
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"""Test LineMatcher with regard to passing in a set (accidentally)."""
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from _pytest._code.source import Source
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lm = LineMatcher([])
|
|
with pytest.raises(TypeError, match="invalid type for lines2: set"):
|
|
lm.fnmatch_lines(set()) # type: ignore[arg-type]
|
|
with pytest.raises(TypeError, match="invalid type for lines2: dict"):
|
|
lm.fnmatch_lines({}) # type: ignore[arg-type]
|
|
with pytest.raises(TypeError, match="invalid type for lines2: set"):
|
|
lm.re_match_lines(set()) # type: ignore[arg-type]
|
|
with pytest.raises(TypeError, match="invalid type for lines2: dict"):
|
|
lm.re_match_lines({}) # type: ignore[arg-type]
|
|
with pytest.raises(TypeError, match="invalid type for lines2: Source"):
|
|
lm.fnmatch_lines(Source()) # type: ignore[arg-type]
|
|
lm.fnmatch_lines([])
|
|
lm.fnmatch_lines(())
|
|
lm.fnmatch_lines("")
|
|
assert lm._getlines({}) == {} # type: ignore[arg-type,comparison-overlap]
|
|
assert lm._getlines(set()) == set() # type: ignore[arg-type,comparison-overlap]
|
|
assert lm._getlines(Source()) == []
|
|
assert lm._getlines(Source("pass\npass")) == ["pass", "pass"]
|
|
|
|
|
|
def test_linematcher_match_failure() -> None:
|
|
lm = LineMatcher(["foo", "foo", "bar"])
|
|
with pytest.raises(pytest.fail.Exception) as e:
|
|
lm.fnmatch_lines(["foo", "f*", "baz"])
|
|
assert e.value.msg is not None
|
|
assert e.value.msg.splitlines() == [
|
|
"exact match: 'foo'",
|
|
"fnmatch: 'f*'",
|
|
" with: 'foo'",
|
|
"nomatch: 'baz'",
|
|
" and: 'bar'",
|
|
"remains unmatched: 'baz'",
|
|
]
|
|
|
|
lm = LineMatcher(["foo", "foo", "bar"])
|
|
with pytest.raises(pytest.fail.Exception) as e:
|
|
lm.re_match_lines(["foo", "^f.*", "baz"])
|
|
assert e.value.msg is not None
|
|
assert e.value.msg.splitlines() == [
|
|
"exact match: 'foo'",
|
|
"re.match: '^f.*'",
|
|
" with: 'foo'",
|
|
" nomatch: 'baz'",
|
|
" and: 'bar'",
|
|
"remains unmatched: 'baz'",
|
|
]
|
|
|
|
|
|
def test_linematcher_consecutive() -> None:
|
|
lm = LineMatcher(["1", "", "2"])
|
|
with pytest.raises(pytest.fail.Exception) as excinfo:
|
|
lm.fnmatch_lines(["1", "2"], consecutive=True)
|
|
assert str(excinfo.value).splitlines() == [
|
|
"exact match: '1'",
|
|
"no consecutive match: '2'",
|
|
" with: ''",
|
|
]
|
|
|
|
lm.re_match_lines(["1", r"\d?", "2"], consecutive=True)
|
|
with pytest.raises(pytest.fail.Exception) as excinfo:
|
|
lm.re_match_lines(["1", r"\d", "2"], consecutive=True)
|
|
assert str(excinfo.value).splitlines() == [
|
|
"exact match: '1'",
|
|
r"no consecutive match: '\\d'",
|
|
" with: ''",
|
|
]
|
|
|
|
|
|
@pytest.mark.parametrize("function", ["no_fnmatch_line", "no_re_match_line"])
|
|
def test_linematcher_no_matching(function: str) -> None:
|
|
if function == "no_fnmatch_line":
|
|
good_pattern = "*.py OK*"
|
|
bad_pattern = "*X.py OK*"
|
|
else:
|
|
assert function == "no_re_match_line"
|
|
good_pattern = r".*py OK"
|
|
bad_pattern = r".*Xpy OK"
|
|
|
|
lm = LineMatcher(
|
|
[
|
|
"cachedir: .pytest_cache",
|
|
"collecting ... collected 1 item",
|
|
"",
|
|
"show_fixtures_per_test.py OK",
|
|
"=== elapsed 1s ===",
|
|
]
|
|
)
|
|
|
|
# check the function twice to ensure we don't accumulate the internal buffer
|
|
for i in range(2):
|
|
with pytest.raises(pytest.fail.Exception) as e:
|
|
func = getattr(lm, function)
|
|
func(good_pattern)
|
|
obtained = str(e.value).splitlines()
|
|
if function == "no_fnmatch_line":
|
|
assert obtained == [
|
|
f"nomatch: '{good_pattern}'",
|
|
" and: 'cachedir: .pytest_cache'",
|
|
" and: 'collecting ... collected 1 item'",
|
|
" and: ''",
|
|
f"fnmatch: '{good_pattern}'",
|
|
" with: 'show_fixtures_per_test.py OK'",
|
|
]
|
|
else:
|
|
assert obtained == [
|
|
f" nomatch: '{good_pattern}'",
|
|
" and: 'cachedir: .pytest_cache'",
|
|
" and: 'collecting ... collected 1 item'",
|
|
" and: ''",
|
|
f"re.match: '{good_pattern}'",
|
|
" with: 'show_fixtures_per_test.py OK'",
|
|
]
|
|
|
|
func = getattr(lm, function)
|
|
func(bad_pattern) # bad pattern does not match any line: passes
|
|
|
|
|
|
def test_linematcher_no_matching_after_match() -> None:
|
|
lm = LineMatcher(["1", "2", "3"])
|
|
lm.fnmatch_lines(["1", "3"])
|
|
with pytest.raises(pytest.fail.Exception) as e:
|
|
lm.no_fnmatch_line("*")
|
|
assert str(e.value).splitlines() == ["fnmatch: '*'", " with: '1'"]
|
|
|
|
|
|
def test_linematcher_string_api() -> None:
|
|
lm = LineMatcher(["foo", "bar"])
|
|
assert str(lm) == "foo\nbar"
|
|
|
|
|
|
def test_pytest_addopts_before_pytester(request, monkeypatch: MonkeyPatch) -> None:
|
|
orig = os.environ.get("PYTEST_ADDOPTS", None)
|
|
monkeypatch.setenv("PYTEST_ADDOPTS", "--orig-unused")
|
|
pytester: Pytester = request.getfixturevalue("pytester")
|
|
assert "PYTEST_ADDOPTS" not in os.environ
|
|
pytester._finalize()
|
|
assert os.environ.get("PYTEST_ADDOPTS") == "--orig-unused"
|
|
monkeypatch.undo()
|
|
assert os.environ.get("PYTEST_ADDOPTS") == orig
|
|
|
|
|
|
def test_run_stdin(pytester: Pytester) -> None:
|
|
with pytest.raises(pytester.TimeoutExpired):
|
|
pytester.run(
|
|
sys.executable,
|
|
"-c",
|
|
"import sys, time; time.sleep(1); print(sys.stdin.read())",
|
|
stdin=subprocess.PIPE,
|
|
timeout=0.1,
|
|
)
|
|
|
|
with pytest.raises(pytester.TimeoutExpired):
|
|
result = pytester.run(
|
|
sys.executable,
|
|
"-c",
|
|
"import sys, time; time.sleep(1); print(sys.stdin.read())",
|
|
stdin=b"input\n2ndline",
|
|
timeout=0.1,
|
|
)
|
|
|
|
result = pytester.run(
|
|
sys.executable,
|
|
"-c",
|
|
"import sys; print(sys.stdin.read())",
|
|
stdin=b"input\n2ndline",
|
|
)
|
|
assert result.stdout.lines == ["input", "2ndline"]
|
|
assert result.stderr.str() == ""
|
|
assert result.ret == 0
|
|
|
|
|
|
def test_popen_stdin_pipe(pytester: Pytester) -> None:
|
|
proc = pytester.popen(
|
|
[sys.executable, "-c", "import sys; print(sys.stdin.read())"],
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.PIPE,
|
|
stdin=subprocess.PIPE,
|
|
)
|
|
stdin = b"input\n2ndline"
|
|
stdout, stderr = proc.communicate(input=stdin)
|
|
assert stdout.decode("utf8").splitlines() == ["input", "2ndline"]
|
|
assert stderr == b""
|
|
assert proc.returncode == 0
|
|
|
|
|
|
def test_popen_stdin_bytes(pytester: Pytester) -> None:
|
|
proc = pytester.popen(
|
|
[sys.executable, "-c", "import sys; print(sys.stdin.read())"],
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.PIPE,
|
|
stdin=b"input\n2ndline",
|
|
)
|
|
stdout, stderr = proc.communicate()
|
|
assert stdout.decode("utf8").splitlines() == ["input", "2ndline"]
|
|
assert stderr == b""
|
|
assert proc.returncode == 0
|
|
|
|
|
|
def test_popen_default_stdin_stderr_and_stdin_None(pytester: Pytester) -> None:
|
|
# stdout, stderr default to pipes,
|
|
# stdin can be None to not close the pipe, avoiding
|
|
# "ValueError: flush of closed file" with `communicate()`.
|
|
#
|
|
# Wraps the test to make it not hang when run with "-s".
|
|
p1 = pytester.makepyfile(
|
|
'''
|
|
import sys
|
|
|
|
def test_inner(pytester):
|
|
p1 = pytester.makepyfile(
|
|
"""
|
|
import sys
|
|
print(sys.stdin.read()) # empty
|
|
print('stdout')
|
|
sys.stderr.write('stderr')
|
|
"""
|
|
)
|
|
proc = pytester.popen([sys.executable, str(p1)], stdin=None)
|
|
stdout, stderr = proc.communicate(b"ignored")
|
|
assert stdout.splitlines() == [b"", b"stdout"]
|
|
assert stderr.splitlines() == [b"stderr"]
|
|
assert proc.returncode == 0
|
|
'''
|
|
)
|
|
result = pytester.runpytest("-p", "pytester", str(p1))
|
|
assert result.ret == 0
|
|
|
|
|
|
def test_spawn_uses_tmphome(pytester: Pytester) -> None:
|
|
tmphome = str(pytester.path)
|
|
assert os.environ.get("HOME") == tmphome
|
|
|
|
pytester._monkeypatch.setenv("CUSTOMENV", "42")
|
|
|
|
p1 = pytester.makepyfile(
|
|
"""
|
|
import os
|
|
|
|
def test():
|
|
assert os.environ["HOME"] == {tmphome!r}
|
|
assert os.environ["CUSTOMENV"] == "42"
|
|
""".format(
|
|
tmphome=tmphome
|
|
)
|
|
)
|
|
child = pytester.spawn_pytest(str(p1))
|
|
out = child.read()
|
|
assert child.wait() == 0, out.decode("utf8")
|
|
|
|
|
|
def test_run_result_repr() -> None:
|
|
outlines = ["some", "normal", "output"]
|
|
errlines = ["some", "nasty", "errors", "happened"]
|
|
|
|
# known exit code
|
|
r = pytester_mod.RunResult(1, outlines, errlines, duration=0.5)
|
|
assert (
|
|
repr(r) == "<RunResult ret=ExitCode.TESTS_FAILED len(stdout.lines)=3"
|
|
" len(stderr.lines)=4 duration=0.50s>"
|
|
)
|
|
|
|
# unknown exit code: just the number
|
|
r = pytester_mod.RunResult(99, outlines, errlines, duration=0.5)
|
|
assert (
|
|
repr(r) == "<RunResult ret=99 len(stdout.lines)=3"
|
|
" len(stderr.lines)=4 duration=0.50s>"
|
|
)
|
|
|
|
|
|
def test_pytester_outcomes_with_multiple_errors(pytester: Pytester) -> None:
|
|
p1 = pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
|
|
@pytest.fixture
|
|
def bad_fixture():
|
|
raise Exception("bad")
|
|
|
|
def test_error1(bad_fixture):
|
|
pass
|
|
|
|
def test_error2(bad_fixture):
|
|
pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest(str(p1))
|
|
result.assert_outcomes(errors=2)
|
|
|
|
assert result.parseoutcomes() == {"errors": 2}
|
|
|
|
|
|
def test_parse_summary_line_always_plural() -> None:
|
|
"""Parsing summaries always returns plural nouns (#6505)"""
|
|
lines = [
|
|
"some output 1",
|
|
"some output 2",
|
|
"======= 1 failed, 1 passed, 1 warning, 1 error in 0.13s ====",
|
|
"done.",
|
|
]
|
|
assert pytester_mod.RunResult.parse_summary_nouns(lines) == {
|
|
"errors": 1,
|
|
"failed": 1,
|
|
"passed": 1,
|
|
"warnings": 1,
|
|
}
|
|
|
|
lines = [
|
|
"some output 1",
|
|
"some output 2",
|
|
"======= 1 failed, 1 passed, 2 warnings, 2 errors in 0.13s ====",
|
|
"done.",
|
|
]
|
|
assert pytester_mod.RunResult.parse_summary_nouns(lines) == {
|
|
"errors": 2,
|
|
"failed": 1,
|
|
"passed": 1,
|
|
"warnings": 2,
|
|
}
|
|
|
|
|
|
def test_makefile_joins_absolute_path(pytester: Pytester) -> None:
|
|
absfile = pytester.path / "absfile"
|
|
p1 = pytester.makepyfile(**{str(absfile): ""})
|
|
assert str(p1) == str(pytester.path / "absfile.py")
|
|
|
|
|
|
def test_testtmproot(testdir) -> None:
|
|
"""Check test_tmproot is a py.path attribute for backward compatibility."""
|
|
assert testdir.test_tmproot.check(dir=1)
|
|
|
|
|
|
def test_testdir_makefile_dot_prefixes_extension_silently(
|
|
testdir: Testdir,
|
|
) -> None:
|
|
"""For backwards compat #8192"""
|
|
p1 = testdir.makefile("foo.bar", "")
|
|
assert ".foo.bar" in str(p1)
|
|
|
|
|
|
def test_pytester_makefile_dot_prefixes_extension_with_warning(
|
|
pytester: Pytester,
|
|
) -> None:
|
|
with pytest.raises(
|
|
ValueError,
|
|
match="pytester.makefile expects a file extension, try .foo.bar instead of foo.bar",
|
|
):
|
|
pytester.makefile("foo.bar", "")
|
|
|
|
|
|
def test_testdir_makefile_ext_none_raises_type_error(testdir) -> None:
|
|
"""For backwards compat #8192"""
|
|
with pytest.raises(TypeError):
|
|
testdir.makefile(None, "")
|
|
|
|
|
|
def test_testdir_makefile_ext_empty_string_makes_file(testdir) -> None:
|
|
"""For backwards compat #8192"""
|
|
p1 = testdir.makefile("", "")
|
|
assert "test_testdir_makefile" in str(p1)
|