1306 lines
44 KiB
Python
1306 lines
44 KiB
Python
import os
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import sys
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import types
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import attr
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import pytest
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from _pytest.compat import importlib_metadata
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from _pytest.config import ExitCode
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from _pytest.pathlib import symlink_or_skip
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from _pytest.pytester import Pytester
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def prepend_pythonpath(*dirs) -> str:
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cur = os.getenv("PYTHONPATH")
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if cur:
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dirs += (cur,)
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return os.pathsep.join(str(p) for p in dirs)
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class TestGeneralUsage:
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def test_config_error(self, pytester: Pytester) -> None:
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pytester.copy_example("conftest_usageerror/conftest.py")
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result = pytester.runpytest(pytester.path)
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assert result.ret == ExitCode.USAGE_ERROR
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result.stderr.fnmatch_lines(["*ERROR: hello"])
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result.stdout.fnmatch_lines(["*pytest_unconfigure_called"])
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def test_root_conftest_syntax_error(self, pytester: Pytester) -> None:
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pytester.makepyfile(conftest="raise SyntaxError\n")
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result = pytester.runpytest()
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result.stderr.fnmatch_lines(["*raise SyntaxError*"])
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assert result.ret != 0
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def test_early_hook_error_issue38_1(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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def pytest_sessionstart():
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0 / 0
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"""
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)
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result = pytester.runpytest(pytester.path)
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assert result.ret != 0
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# tracestyle is native by default for hook failures
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result.stdout.fnmatch_lines(
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["*INTERNALERROR*File*conftest.py*line 2*", "*0 / 0*"]
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)
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result = pytester.runpytest(pytester.path, "--fulltrace")
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assert result.ret != 0
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# tracestyle is native by default for hook failures
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result.stdout.fnmatch_lines(
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["*INTERNALERROR*def pytest_sessionstart():*", "*INTERNALERROR*0 / 0*"]
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)
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def test_early_hook_configure_error_issue38(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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def pytest_configure():
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0 / 0
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"""
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)
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result = pytester.runpytest(pytester.path)
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assert result.ret != 0
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# here we get it on stderr
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result.stderr.fnmatch_lines(
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["*INTERNALERROR*File*conftest.py*line 2*", "*0 / 0*"]
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)
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def test_file_not_found(self, pytester: Pytester) -> None:
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result = pytester.runpytest("asd")
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assert result.ret != 0
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result.stderr.fnmatch_lines(["ERROR: file or directory not found: asd"])
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def test_file_not_found_unconfigure_issue143(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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def pytest_configure():
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print("---configure")
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def pytest_unconfigure():
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print("---unconfigure")
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"""
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)
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result = pytester.runpytest("-s", "asd")
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assert result.ret == ExitCode.USAGE_ERROR
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result.stderr.fnmatch_lines(["ERROR: file or directory not found: asd"])
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result.stdout.fnmatch_lines(["*---configure", "*---unconfigure"])
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def test_config_preparse_plugin_option(self, pytester: Pytester) -> None:
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pytester.makepyfile(
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pytest_xyz="""
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def pytest_addoption(parser):
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parser.addoption("--xyz", dest="xyz", action="store")
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"""
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)
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pytester.makepyfile(
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test_one="""
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def test_option(pytestconfig):
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assert pytestconfig.option.xyz == "123"
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"""
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)
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result = pytester.runpytest("-p", "pytest_xyz", "--xyz=123", syspathinsert=True)
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assert result.ret == 0
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result.stdout.fnmatch_lines(["*1 passed*"])
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@pytest.mark.parametrize("load_cov_early", [True, False])
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def test_early_load_setuptools_name(
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self, pytester: Pytester, monkeypatch, load_cov_early
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) -> None:
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monkeypatch.delenv("PYTEST_DISABLE_PLUGIN_AUTOLOAD")
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pytester.makepyfile(mytestplugin1_module="")
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pytester.makepyfile(mytestplugin2_module="")
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pytester.makepyfile(mycov_module="")
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pytester.syspathinsert()
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loaded = []
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@attr.s
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class DummyEntryPoint:
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name = attr.ib()
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module = attr.ib()
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group = "pytest11"
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def load(self):
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__import__(self.module)
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loaded.append(self.name)
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return sys.modules[self.module]
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entry_points = [
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DummyEntryPoint("myplugin1", "mytestplugin1_module"),
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DummyEntryPoint("myplugin2", "mytestplugin2_module"),
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DummyEntryPoint("mycov", "mycov_module"),
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]
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@attr.s
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class DummyDist:
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entry_points = attr.ib()
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files = ()
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def my_dists():
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return (DummyDist(entry_points),)
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monkeypatch.setattr(importlib_metadata, "distributions", my_dists)
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params = ("-p", "mycov") if load_cov_early else ()
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pytester.runpytest_inprocess(*params)
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if load_cov_early:
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assert loaded == ["mycov", "myplugin1", "myplugin2"]
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else:
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assert loaded == ["myplugin1", "myplugin2", "mycov"]
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@pytest.mark.parametrize("import_mode", ["prepend", "append", "importlib"])
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def test_assertion_rewrite(self, pytester: Pytester, import_mode) -> None:
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p = pytester.makepyfile(
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"""
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def test_this():
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x = 0
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assert x
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"""
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)
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result = pytester.runpytest(p, f"--import-mode={import_mode}")
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result.stdout.fnmatch_lines(["> assert x", "E assert 0"])
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assert result.ret == 1
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def test_nested_import_error(self, pytester: Pytester) -> None:
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p = pytester.makepyfile(
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"""
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import import_fails
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def test_this():
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assert import_fails.a == 1
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"""
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)
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pytester.makepyfile(import_fails="import does_not_work")
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result = pytester.runpytest(p)
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result.stdout.fnmatch_lines(
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[
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"ImportError while importing test module*",
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"*No module named *does_not_work*",
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]
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)
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assert result.ret == 2
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def test_not_collectable_arguments(self, pytester: Pytester) -> None:
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p1 = pytester.makepyfile("")
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p2 = pytester.makefile(".pyc", "123")
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result = pytester.runpytest(p1, p2)
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assert result.ret == ExitCode.USAGE_ERROR
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result.stderr.fnmatch_lines(
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[
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f"ERROR: found no collectors for {p2}",
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"",
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]
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)
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@pytest.mark.filterwarnings("default")
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def test_better_reporting_on_conftest_load_failure(
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self, pytester: Pytester
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) -> None:
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"""Show a user-friendly traceback on conftest import failures (#486, #3332)"""
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pytester.makepyfile("")
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conftest = pytester.makeconftest(
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"""
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def foo():
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import qwerty
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foo()
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"""
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)
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result = pytester.runpytest("--help")
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result.stdout.fnmatch_lines(
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"""
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*--version*
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*warning*conftest.py*
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"""
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)
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result = pytester.runpytest()
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assert result.stdout.lines == []
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assert result.stderr.lines == [
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f"ImportError while loading conftest '{conftest}'.",
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"conftest.py:3: in <module>",
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" foo()",
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"conftest.py:2: in foo",
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" import qwerty",
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"E ModuleNotFoundError: No module named 'qwerty'",
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]
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def test_early_skip(self, pytester: Pytester) -> None:
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pytester.mkdir("xyz")
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pytester.makeconftest(
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"""
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import pytest
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def pytest_collect_file():
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pytest.skip("early")
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"""
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)
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result = pytester.runpytest()
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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result.stdout.fnmatch_lines(["*1 skip*"])
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def test_issue88_initial_file_multinodes(self, pytester: Pytester) -> None:
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pytester.copy_example("issue88_initial_file_multinodes")
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p = pytester.makepyfile("def test_hello(): pass")
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result = pytester.runpytest(p, "--collect-only")
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result.stdout.fnmatch_lines(["*MyFile*test_issue88*", "*Module*test_issue88*"])
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def test_issue93_initialnode_importing_capturing(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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import sys
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print("should not be seen")
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sys.stderr.write("stder42\\n")
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"""
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)
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result = pytester.runpytest()
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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result.stdout.no_fnmatch_line("*should not be seen*")
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assert "stderr42" not in result.stderr.str()
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def test_conftest_printing_shows_if_error(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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print("should be seen")
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assert 0
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"""
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)
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result = pytester.runpytest()
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assert result.ret != 0
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assert "should be seen" in result.stdout.str()
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def test_issue109_sibling_conftests_not_loaded(self, pytester: Pytester) -> None:
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sub1 = pytester.mkdir("sub1")
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sub2 = pytester.mkdir("sub2")
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sub1.joinpath("conftest.py").write_text("assert 0")
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result = pytester.runpytest(sub2)
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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sub2.joinpath("__init__.py").touch()
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p = sub2.joinpath("test_hello.py")
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p.touch()
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result = pytester.runpytest(p)
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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result = pytester.runpytest(sub1)
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assert result.ret == ExitCode.USAGE_ERROR
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def test_directory_skipped(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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import pytest
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def pytest_ignore_collect():
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pytest.skip("intentional")
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"""
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)
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pytester.makepyfile("def test_hello(): pass")
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result = pytester.runpytest()
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assert result.ret == ExitCode.NO_TESTS_COLLECTED
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result.stdout.fnmatch_lines(["*1 skipped*"])
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def test_multiple_items_per_collector_byid(self, pytester: Pytester) -> None:
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c = pytester.makeconftest(
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"""
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import pytest
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class MyItem(pytest.Item):
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def runtest(self):
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pass
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class MyCollector(pytest.File):
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def collect(self):
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return [MyItem.from_parent(name="xyz", parent=self)]
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def pytest_collect_file(file_path, parent):
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if file_path.name.startswith("conftest"):
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return MyCollector.from_parent(path=file_path, parent=parent)
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"""
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)
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result = pytester.runpytest(c.name + "::" + "xyz")
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assert result.ret == 0
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result.stdout.fnmatch_lines(["*1 pass*"])
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def test_skip_on_generated_funcarg_id(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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import pytest
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def pytest_generate_tests(metafunc):
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metafunc.parametrize('x', [3], ids=['hello-123'])
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def pytest_runtest_setup(item):
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print(item.keywords)
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if 'hello-123' in item.keywords:
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pytest.skip("hello")
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assert 0
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"""
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)
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p = pytester.makepyfile("""def test_func(x): pass""")
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res = pytester.runpytest(p)
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assert res.ret == 0
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res.stdout.fnmatch_lines(["*1 skipped*"])
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def test_direct_addressing_selects(self, pytester: Pytester) -> None:
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p = pytester.makepyfile(
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"""
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def pytest_generate_tests(metafunc):
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metafunc.parametrize('i', [1, 2], ids=["1", "2"])
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def test_func(i):
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pass
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"""
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)
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res = pytester.runpytest(p.name + "::" + "test_func[1]")
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assert res.ret == 0
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res.stdout.fnmatch_lines(["*1 passed*"])
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def test_direct_addressing_notfound(self, pytester: Pytester) -> None:
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p = pytester.makepyfile(
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"""
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def test_func():
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pass
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"""
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)
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res = pytester.runpytest(p.name + "::" + "test_notfound")
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assert res.ret
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res.stderr.fnmatch_lines(["*ERROR*not found*"])
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def test_docstring_on_hookspec(self) -> None:
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from _pytest import hookspec
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for name, value in vars(hookspec).items():
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if name.startswith("pytest_"):
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assert value.__doc__, "no docstring for %s" % name
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def test_initialization_error_issue49(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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def pytest_configure():
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x
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"""
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)
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result = pytester.runpytest()
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assert result.ret == 3 # internal error
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result.stderr.fnmatch_lines(["INTERNAL*pytest_configure*", "INTERNAL*x*"])
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assert "sessionstarttime" not in result.stderr.str()
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|
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@pytest.mark.parametrize("lookfor", ["test_fun.py::test_a"])
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def test_issue134_report_error_when_collecting_member(
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self, pytester: Pytester, lookfor
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) -> None:
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pytester.makepyfile(
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test_fun="""
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def test_a():
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pass
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def"""
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)
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result = pytester.runpytest(lookfor)
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result.stdout.fnmatch_lines(["*SyntaxError*"])
|
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if "::" in lookfor:
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result.stderr.fnmatch_lines(["*ERROR*"])
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assert result.ret == 4 # usage error only if item not found
|
|
|
|
def test_report_all_failed_collections_initargs(self, pytester: Pytester) -> None:
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pytester.makeconftest(
|
|
"""
|
|
from _pytest.config import ExitCode
|
|
|
|
def pytest_sessionfinish(exitstatus):
|
|
assert exitstatus == ExitCode.USAGE_ERROR
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print("pytest_sessionfinish_called")
|
|
"""
|
|
)
|
|
pytester.makepyfile(test_a="def", test_b="def")
|
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result = pytester.runpytest("test_a.py::a", "test_b.py::b")
|
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result.stderr.fnmatch_lines(["*ERROR*test_a.py::a*", "*ERROR*test_b.py::b*"])
|
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result.stdout.fnmatch_lines(["pytest_sessionfinish_called"])
|
|
assert result.ret == ExitCode.USAGE_ERROR
|
|
|
|
def test_namespace_import_doesnt_confuse_import_hook(
|
|
self, pytester: Pytester
|
|
) -> None:
|
|
"""Ref #383.
|
|
|
|
Python 3.3's namespace package messed with our import hooks.
|
|
Importing a module that didn't exist, even if the ImportError was
|
|
gracefully handled, would make our test crash.
|
|
"""
|
|
pytester.mkdir("not_a_package")
|
|
p = pytester.makepyfile(
|
|
"""
|
|
try:
|
|
from not_a_package import doesnt_exist
|
|
except ImportError:
|
|
# We handle the import error gracefully here
|
|
pass
|
|
|
|
def test_whatever():
|
|
pass
|
|
"""
|
|
)
|
|
res = pytester.runpytest(p.name)
|
|
assert res.ret == 0
|
|
|
|
def test_unknown_option(self, pytester: Pytester) -> None:
|
|
result = pytester.runpytest("--qwlkej")
|
|
result.stderr.fnmatch_lines(
|
|
"""
|
|
*unrecognized*
|
|
"""
|
|
)
|
|
|
|
def test_getsourcelines_error_issue553(
|
|
self, pytester: Pytester, monkeypatch
|
|
) -> None:
|
|
monkeypatch.setattr("inspect.getsourcelines", None)
|
|
p = pytester.makepyfile(
|
|
"""
|
|
def raise_error(obj):
|
|
raise OSError('source code not available')
|
|
|
|
import inspect
|
|
inspect.getsourcelines = raise_error
|
|
|
|
def test_foo(invalid_fixture):
|
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pass
|
|
"""
|
|
)
|
|
res = pytester.runpytest(p)
|
|
res.stdout.fnmatch_lines(
|
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["*source code not available*", "E*fixture 'invalid_fixture' not found"]
|
|
)
|
|
|
|
def test_plugins_given_as_strings(
|
|
self, pytester: Pytester, monkeypatch, _sys_snapshot
|
|
) -> None:
|
|
"""Test that str values passed to main() as `plugins` arg are
|
|
interpreted as module names to be imported and registered (#855)."""
|
|
with pytest.raises(ImportError) as excinfo:
|
|
pytest.main([str(pytester.path)], plugins=["invalid.module"])
|
|
assert "invalid" in str(excinfo.value)
|
|
|
|
p = pytester.path.joinpath("test_test_plugins_given_as_strings.py")
|
|
p.write_text("def test_foo(): pass")
|
|
mod = types.ModuleType("myplugin")
|
|
monkeypatch.setitem(sys.modules, "myplugin", mod)
|
|
assert pytest.main(args=[str(pytester.path)], plugins=["myplugin"]) == 0
|
|
|
|
def test_parametrized_with_bytes_regex(self, pytester: Pytester) -> None:
|
|
p = pytester.makepyfile(
|
|
"""
|
|
import re
|
|
import pytest
|
|
@pytest.mark.parametrize('r', [re.compile(b'foo')])
|
|
def test_stuff(r):
|
|
pass
|
|
"""
|
|
)
|
|
res = pytester.runpytest(p)
|
|
res.stdout.fnmatch_lines(["*1 passed*"])
|
|
|
|
def test_parametrized_with_null_bytes(self, pytester: Pytester) -> None:
|
|
"""Test parametrization with values that contain null bytes and unicode characters (#2644, #2957)"""
|
|
p = pytester.makepyfile(
|
|
"""\
|
|
import pytest
|
|
|
|
@pytest.mark.parametrize("data", [b"\\x00", "\\x00", 'ação'])
|
|
def test_foo(data):
|
|
assert data
|
|
"""
|
|
)
|
|
res = pytester.runpytest(p)
|
|
res.assert_outcomes(passed=3)
|
|
|
|
|
|
class TestInvocationVariants:
|
|
def test_earlyinit(self, pytester: Pytester) -> None:
|
|
p = pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
assert hasattr(pytest, 'mark')
|
|
"""
|
|
)
|
|
result = pytester.runpython(p)
|
|
assert result.ret == 0
|
|
|
|
def test_pydoc(self, pytester: Pytester) -> None:
|
|
result = pytester.runpython_c("import pytest;help(pytest)")
|
|
assert result.ret == 0
|
|
s = result.stdout.str()
|
|
assert "MarkGenerator" in s
|
|
|
|
def test_import_star_pytest(self, pytester: Pytester) -> None:
|
|
p = pytester.makepyfile(
|
|
"""
|
|
from pytest import *
|
|
#Item
|
|
#File
|
|
main
|
|
skip
|
|
xfail
|
|
"""
|
|
)
|
|
result = pytester.runpython(p)
|
|
assert result.ret == 0
|
|
|
|
def test_double_pytestcmdline(self, pytester: Pytester) -> None:
|
|
p = pytester.makepyfile(
|
|
run="""
|
|
import pytest
|
|
pytest.main()
|
|
pytest.main()
|
|
"""
|
|
)
|
|
pytester.makepyfile(
|
|
"""
|
|
def test_hello():
|
|
pass
|
|
"""
|
|
)
|
|
result = pytester.runpython(p)
|
|
result.stdout.fnmatch_lines(["*1 passed*", "*1 passed*"])
|
|
|
|
def test_python_minus_m_invocation_ok(self, pytester: Pytester) -> None:
|
|
p1 = pytester.makepyfile("def test_hello(): pass")
|
|
res = pytester.run(sys.executable, "-m", "pytest", str(p1))
|
|
assert res.ret == 0
|
|
|
|
def test_python_minus_m_invocation_fail(self, pytester: Pytester) -> None:
|
|
p1 = pytester.makepyfile("def test_fail(): 0/0")
|
|
res = pytester.run(sys.executable, "-m", "pytest", str(p1))
|
|
assert res.ret == 1
|
|
|
|
def test_python_pytest_package(self, pytester: Pytester) -> None:
|
|
p1 = pytester.makepyfile("def test_pass(): pass")
|
|
res = pytester.run(sys.executable, "-m", "pytest", str(p1))
|
|
assert res.ret == 0
|
|
res.stdout.fnmatch_lines(["*1 passed*"])
|
|
|
|
def test_invoke_with_invalid_type(self) -> None:
|
|
with pytest.raises(
|
|
TypeError, match="expected to be a list of strings, got: '-h'"
|
|
):
|
|
pytest.main("-h") # type: ignore[arg-type]
|
|
|
|
def test_invoke_with_path(self, pytester: Pytester, capsys) -> None:
|
|
retcode = pytest.main([str(pytester.path)])
|
|
assert retcode == ExitCode.NO_TESTS_COLLECTED
|
|
out, err = capsys.readouterr()
|
|
|
|
def test_invoke_plugin_api(self, capsys) -> None:
|
|
class MyPlugin:
|
|
def pytest_addoption(self, parser):
|
|
parser.addoption("--myopt")
|
|
|
|
pytest.main(["-h"], plugins=[MyPlugin()])
|
|
out, err = capsys.readouterr()
|
|
assert "--myopt" in out
|
|
|
|
def test_pyargs_importerror(self, pytester: Pytester, monkeypatch) -> None:
|
|
monkeypatch.delenv("PYTHONDONTWRITEBYTECODE", False)
|
|
path = pytester.mkpydir("tpkg")
|
|
path.joinpath("test_hello.py").write_text("raise ImportError")
|
|
|
|
result = pytester.runpytest("--pyargs", "tpkg.test_hello", syspathinsert=True)
|
|
assert result.ret != 0
|
|
|
|
result.stdout.fnmatch_lines(["collected*0*items*/*1*error"])
|
|
|
|
def test_pyargs_only_imported_once(self, pytester: Pytester) -> None:
|
|
pkg = pytester.mkpydir("foo")
|
|
pkg.joinpath("test_foo.py").write_text(
|
|
"print('hello from test_foo')\ndef test(): pass"
|
|
)
|
|
pkg.joinpath("conftest.py").write_text(
|
|
"def pytest_configure(config): print('configuring')"
|
|
)
|
|
|
|
result = pytester.runpytest(
|
|
"--pyargs", "foo.test_foo", "-s", syspathinsert=True
|
|
)
|
|
# should only import once
|
|
assert result.outlines.count("hello from test_foo") == 1
|
|
# should only configure once
|
|
assert result.outlines.count("configuring") == 1
|
|
|
|
def test_pyargs_filename_looks_like_module(self, pytester: Pytester) -> None:
|
|
pytester.path.joinpath("conftest.py").touch()
|
|
pytester.path.joinpath("t.py").write_text("def test(): pass")
|
|
result = pytester.runpytest("--pyargs", "t.py")
|
|
assert result.ret == ExitCode.OK
|
|
|
|
def test_cmdline_python_package(self, pytester: Pytester, monkeypatch) -> None:
|
|
import warnings
|
|
|
|
monkeypatch.delenv("PYTHONDONTWRITEBYTECODE", False)
|
|
path = pytester.mkpydir("tpkg")
|
|
path.joinpath("test_hello.py").write_text("def test_hello(): pass")
|
|
path.joinpath("test_world.py").write_text("def test_world(): pass")
|
|
result = pytester.runpytest("--pyargs", "tpkg")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
result = pytester.runpytest("--pyargs", "tpkg.test_hello", syspathinsert=True)
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(["*1 passed*"])
|
|
|
|
empty_package = pytester.mkpydir("empty_package")
|
|
monkeypatch.setenv("PYTHONPATH", str(empty_package), prepend=os.pathsep)
|
|
# the path which is not a package raises a warning on pypy;
|
|
# no idea why only pypy and not normal python warn about it here
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("ignore", ImportWarning)
|
|
result = pytester.runpytest("--pyargs", ".")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
|
|
monkeypatch.setenv("PYTHONPATH", str(pytester), prepend=os.pathsep)
|
|
result = pytester.runpytest("--pyargs", "tpkg.test_missing", syspathinsert=True)
|
|
assert result.ret != 0
|
|
result.stderr.fnmatch_lines(["*not*found*test_missing*"])
|
|
|
|
def test_cmdline_python_namespace_package(
|
|
self, pytester: Pytester, monkeypatch
|
|
) -> None:
|
|
"""Test --pyargs option with namespace packages (#1567).
|
|
|
|
Ref: https://packaging.python.org/guides/packaging-namespace-packages/
|
|
"""
|
|
monkeypatch.delenv("PYTHONDONTWRITEBYTECODE", raising=False)
|
|
|
|
search_path = []
|
|
for dirname in "hello", "world":
|
|
d = pytester.mkdir(dirname)
|
|
search_path.append(d)
|
|
ns = d.joinpath("ns_pkg")
|
|
ns.mkdir()
|
|
ns.joinpath("__init__.py").write_text(
|
|
"__import__('pkg_resources').declare_namespace(__name__)"
|
|
)
|
|
lib = ns.joinpath(dirname)
|
|
lib.mkdir()
|
|
lib.joinpath("__init__.py").touch()
|
|
lib.joinpath(f"test_{dirname}.py").write_text(
|
|
f"def test_{dirname}(): pass\ndef test_other():pass"
|
|
)
|
|
|
|
# The structure of the test directory is now:
|
|
# .
|
|
# ├── hello
|
|
# │ └── ns_pkg
|
|
# │ ├── __init__.py
|
|
# │ └── hello
|
|
# │ ├── __init__.py
|
|
# │ └── test_hello.py
|
|
# └── world
|
|
# └── ns_pkg
|
|
# ├── __init__.py
|
|
# └── world
|
|
# ├── __init__.py
|
|
# └── test_world.py
|
|
|
|
# NOTE: the different/reversed ordering is intentional here.
|
|
monkeypatch.setenv("PYTHONPATH", prepend_pythonpath(*search_path))
|
|
for p in search_path:
|
|
monkeypatch.syspath_prepend(p)
|
|
|
|
# mixed module and filenames:
|
|
monkeypatch.chdir("world")
|
|
result = pytester.runpytest("--pyargs", "-v", "ns_pkg.hello", "ns_pkg/world")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"test_hello.py::test_hello*PASSED*",
|
|
"test_hello.py::test_other*PASSED*",
|
|
"ns_pkg/world/test_world.py::test_world*PASSED*",
|
|
"ns_pkg/world/test_world.py::test_other*PASSED*",
|
|
"*4 passed in*",
|
|
]
|
|
)
|
|
|
|
# specify tests within a module
|
|
pytester.chdir()
|
|
result = pytester.runpytest(
|
|
"--pyargs", "-v", "ns_pkg.world.test_world::test_other"
|
|
)
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
["*test_world.py::test_other*PASSED*", "*1 passed*"]
|
|
)
|
|
|
|
def test_invoke_test_and_doctestmodules(self, pytester: Pytester) -> None:
|
|
p = pytester.makepyfile(
|
|
"""
|
|
def test():
|
|
pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest(str(p) + "::test", "--doctest-modules")
|
|
result.stdout.fnmatch_lines(["*1 passed*"])
|
|
|
|
def test_cmdline_python_package_symlink(
|
|
self, pytester: Pytester, monkeypatch
|
|
) -> None:
|
|
"""
|
|
--pyargs with packages with path containing symlink can have conftest.py in
|
|
their package (#2985)
|
|
"""
|
|
monkeypatch.delenv("PYTHONDONTWRITEBYTECODE", raising=False)
|
|
|
|
dirname = "lib"
|
|
d = pytester.mkdir(dirname)
|
|
foo = d.joinpath("foo")
|
|
foo.mkdir()
|
|
foo.joinpath("__init__.py").touch()
|
|
lib = foo.joinpath("bar")
|
|
lib.mkdir()
|
|
lib.joinpath("__init__.py").touch()
|
|
lib.joinpath("test_bar.py").write_text(
|
|
"def test_bar(): pass\ndef test_other(a_fixture):pass"
|
|
)
|
|
lib.joinpath("conftest.py").write_text(
|
|
"import pytest\n@pytest.fixture\ndef a_fixture():pass"
|
|
)
|
|
|
|
d_local = pytester.mkdir("symlink_root")
|
|
symlink_location = d_local / "lib"
|
|
symlink_or_skip(d, symlink_location, target_is_directory=True)
|
|
|
|
# The structure of the test directory is now:
|
|
# .
|
|
# ├── symlink_root
|
|
# │ └── lib -> ../lib
|
|
# └── lib
|
|
# └── foo
|
|
# ├── __init__.py
|
|
# └── bar
|
|
# ├── __init__.py
|
|
# ├── conftest.py
|
|
# └── test_bar.py
|
|
|
|
# NOTE: the different/reversed ordering is intentional here.
|
|
search_path = ["lib", os.path.join("symlink_root", "lib")]
|
|
monkeypatch.setenv("PYTHONPATH", prepend_pythonpath(*search_path))
|
|
for p in search_path:
|
|
monkeypatch.syspath_prepend(p)
|
|
|
|
# module picked up in symlink-ed directory:
|
|
# It picks up symlink_root/lib/foo/bar (symlink) via sys.path.
|
|
result = pytester.runpytest("--pyargs", "-v", "foo.bar")
|
|
pytester.chdir()
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"symlink_root/lib/foo/bar/test_bar.py::test_bar PASSED*",
|
|
"symlink_root/lib/foo/bar/test_bar.py::test_other PASSED*",
|
|
"*2 passed*",
|
|
]
|
|
)
|
|
|
|
def test_cmdline_python_package_not_exists(self, pytester: Pytester) -> None:
|
|
result = pytester.runpytest("--pyargs", "tpkgwhatv")
|
|
assert result.ret
|
|
result.stderr.fnmatch_lines(["ERROR*module*or*package*not*found*"])
|
|
|
|
@pytest.mark.xfail(reason="decide: feature or bug")
|
|
def test_noclass_discovery_if_not_testcase(self, pytester: Pytester) -> None:
|
|
testpath = pytester.makepyfile(
|
|
"""
|
|
import unittest
|
|
class TestHello(object):
|
|
def test_hello(self):
|
|
assert self.attr
|
|
|
|
class RealTest(unittest.TestCase, TestHello):
|
|
attr = 42
|
|
"""
|
|
)
|
|
reprec = pytester.inline_run(testpath)
|
|
reprec.assertoutcome(passed=1)
|
|
|
|
def test_doctest_id(self, pytester: Pytester) -> None:
|
|
pytester.makefile(
|
|
".txt",
|
|
"""
|
|
>>> x=3
|
|
>>> x
|
|
4
|
|
""",
|
|
)
|
|
testid = "test_doctest_id.txt::test_doctest_id.txt"
|
|
expected_lines = [
|
|
"*= FAILURES =*",
|
|
"*_ ?doctest? test_doctest_id.txt _*",
|
|
"FAILED test_doctest_id.txt::test_doctest_id.txt",
|
|
"*= 1 failed in*",
|
|
]
|
|
result = pytester.runpytest(testid, "-rf", "--tb=short")
|
|
result.stdout.fnmatch_lines(expected_lines)
|
|
|
|
# Ensure that re-running it will still handle it as
|
|
# doctest.DocTestFailure, which was not the case before when
|
|
# re-importing doctest, but not creating a new RUNNER_CLASS.
|
|
result = pytester.runpytest(testid, "-rf", "--tb=short")
|
|
result.stdout.fnmatch_lines(expected_lines)
|
|
|
|
def test_core_backward_compatibility(self) -> None:
|
|
"""Test backward compatibility for get_plugin_manager function. See #787."""
|
|
import _pytest.config
|
|
|
|
assert (
|
|
type(_pytest.config.get_plugin_manager())
|
|
is _pytest.config.PytestPluginManager
|
|
)
|
|
|
|
def test_has_plugin(self, request) -> None:
|
|
"""Test hasplugin function of the plugin manager (#932)."""
|
|
assert request.config.pluginmanager.hasplugin("python")
|
|
|
|
|
|
class TestDurations:
|
|
source = """
|
|
from _pytest import timing
|
|
def test_something():
|
|
pass
|
|
def test_2():
|
|
timing.sleep(0.010)
|
|
def test_1():
|
|
timing.sleep(0.002)
|
|
def test_3():
|
|
timing.sleep(0.020)
|
|
"""
|
|
|
|
def test_calls(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=10")
|
|
assert result.ret == 0
|
|
|
|
result.stdout.fnmatch_lines_random(
|
|
["*durations*", "*call*test_3*", "*call*test_2*"]
|
|
)
|
|
|
|
result.stdout.fnmatch_lines(
|
|
["(8 durations < 0.005s hidden. Use -vv to show these durations.)"]
|
|
)
|
|
|
|
def test_calls_show_2(self, pytester: Pytester, mock_timing) -> None:
|
|
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=2")
|
|
assert result.ret == 0
|
|
|
|
lines = result.stdout.get_lines_after("*slowest*durations*")
|
|
assert "4 passed" in lines[2]
|
|
|
|
def test_calls_showall(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=0")
|
|
assert result.ret == 0
|
|
|
|
tested = "3"
|
|
for x in tested:
|
|
for y in ("call",): # 'setup', 'call', 'teardown':
|
|
for line in result.stdout.lines:
|
|
if ("test_%s" % x) in line and y in line:
|
|
break
|
|
else:
|
|
raise AssertionError(f"not found {x} {y}")
|
|
|
|
def test_calls_showall_verbose(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=0", "-vv")
|
|
assert result.ret == 0
|
|
|
|
for x in "123":
|
|
for y in ("call",): # 'setup', 'call', 'teardown':
|
|
for line in result.stdout.lines:
|
|
if ("test_%s" % x) in line and y in line:
|
|
break
|
|
else:
|
|
raise AssertionError(f"not found {x} {y}")
|
|
|
|
def test_with_deselected(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=2", "-k test_3")
|
|
assert result.ret == 0
|
|
|
|
result.stdout.fnmatch_lines(["*durations*", "*call*test_3*"])
|
|
|
|
def test_with_failing_collection(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
pytester.makepyfile(test_collecterror="""xyz""")
|
|
result = pytester.runpytest_inprocess("--durations=2", "-k test_1")
|
|
assert result.ret == 2
|
|
|
|
result.stdout.fnmatch_lines(["*Interrupted: 1 error during collection*"])
|
|
# Collection errors abort test execution, therefore no duration is
|
|
# output
|
|
result.stdout.no_fnmatch_line("*duration*")
|
|
|
|
def test_with_not(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("-k not 1")
|
|
assert result.ret == 0
|
|
|
|
|
|
class TestDurationsWithFixture:
|
|
source = """
|
|
import pytest
|
|
from _pytest import timing
|
|
|
|
@pytest.fixture
|
|
def setup_fixt():
|
|
timing.sleep(2)
|
|
|
|
def test_1(setup_fixt):
|
|
timing.sleep(5)
|
|
"""
|
|
|
|
def test_setup_function(self, pytester: Pytester, mock_timing) -> None:
|
|
pytester.makepyfile(self.source)
|
|
result = pytester.runpytest_inprocess("--durations=10")
|
|
assert result.ret == 0
|
|
|
|
result.stdout.fnmatch_lines_random(
|
|
"""
|
|
*durations*
|
|
5.00s call *test_1*
|
|
2.00s setup *test_1*
|
|
"""
|
|
)
|
|
|
|
|
|
def test_zipimport_hook(pytester: Pytester) -> None:
|
|
"""Test package loader is being used correctly (see #1837)."""
|
|
zipapp = pytest.importorskip("zipapp")
|
|
pytester.path.joinpath("app").mkdir()
|
|
pytester.makepyfile(
|
|
**{
|
|
"app/foo.py": """
|
|
import pytest
|
|
def main():
|
|
pytest.main(['--pyargs', 'foo'])
|
|
"""
|
|
}
|
|
)
|
|
target = pytester.path.joinpath("foo.zip")
|
|
zipapp.create_archive(
|
|
str(pytester.path.joinpath("app")), str(target), main="foo:main"
|
|
)
|
|
result = pytester.runpython(target)
|
|
assert result.ret == 0
|
|
result.stderr.fnmatch_lines(["*not found*foo*"])
|
|
result.stdout.no_fnmatch_line("*INTERNALERROR>*")
|
|
|
|
|
|
def test_import_plugin_unicode_name(pytester: Pytester) -> None:
|
|
pytester.makepyfile(myplugin="")
|
|
pytester.makepyfile("def test(): pass")
|
|
pytester.makeconftest("pytest_plugins = ['myplugin']")
|
|
r = pytester.runpytest()
|
|
assert r.ret == 0
|
|
|
|
|
|
def test_pytest_plugins_as_module(pytester: Pytester) -> None:
|
|
"""Do not raise an error if pytest_plugins attribute is a module (#3899)"""
|
|
pytester.makepyfile(
|
|
**{
|
|
"__init__.py": "",
|
|
"pytest_plugins.py": "",
|
|
"conftest.py": "from . import pytest_plugins",
|
|
"test_foo.py": "def test(): pass",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["* 1 passed in *"])
|
|
|
|
|
|
def test_deferred_hook_checking(pytester: Pytester) -> None:
|
|
"""Check hooks as late as possible (#1821)."""
|
|
pytester.syspathinsert()
|
|
pytester.makepyfile(
|
|
**{
|
|
"plugin.py": """
|
|
class Hooks(object):
|
|
def pytest_my_hook(self, config):
|
|
pass
|
|
|
|
def pytest_configure(config):
|
|
config.pluginmanager.add_hookspecs(Hooks)
|
|
""",
|
|
"conftest.py": """
|
|
pytest_plugins = ['plugin']
|
|
def pytest_my_hook(config):
|
|
return 40
|
|
""",
|
|
"test_foo.py": """
|
|
def test(request):
|
|
assert request.config.hook.pytest_my_hook(config=request.config) == [40]
|
|
""",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["* 1 passed *"])
|
|
|
|
|
|
def test_fixture_values_leak(pytester: Pytester) -> None:
|
|
"""Ensure that fixture objects are properly destroyed by the garbage collector at the end of their expected
|
|
life-times (#2981).
|
|
"""
|
|
pytester.makepyfile(
|
|
"""
|
|
import attr
|
|
import gc
|
|
import pytest
|
|
import weakref
|
|
|
|
@attr.s
|
|
class SomeObj(object):
|
|
name = attr.ib()
|
|
|
|
fix_of_test1_ref = None
|
|
session_ref = None
|
|
|
|
@pytest.fixture(scope='session')
|
|
def session_fix():
|
|
global session_ref
|
|
obj = SomeObj(name='session-fixture')
|
|
session_ref = weakref.ref(obj)
|
|
return obj
|
|
|
|
@pytest.fixture
|
|
def fix(session_fix):
|
|
global fix_of_test1_ref
|
|
obj = SomeObj(name='local-fixture')
|
|
fix_of_test1_ref = weakref.ref(obj)
|
|
return obj
|
|
|
|
def test1(fix):
|
|
assert fix_of_test1_ref() is fix
|
|
|
|
def test2():
|
|
gc.collect()
|
|
# fixture "fix" created during test1 must have been destroyed by now
|
|
assert fix_of_test1_ref() is None
|
|
"""
|
|
)
|
|
# Running on subprocess does not activate the HookRecorder
|
|
# which holds itself a reference to objects in case of the
|
|
# pytest_assert_reprcompare hook
|
|
result = pytester.runpytest_subprocess()
|
|
result.stdout.fnmatch_lines(["* 2 passed *"])
|
|
|
|
|
|
def test_fixture_order_respects_scope(pytester: Pytester) -> None:
|
|
"""Ensure that fixtures are created according to scope order (#2405)."""
|
|
pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
|
|
data = {}
|
|
|
|
@pytest.fixture(scope='module')
|
|
def clean_data():
|
|
data.clear()
|
|
|
|
@pytest.fixture(autouse=True)
|
|
def add_data():
|
|
data.update(value=True)
|
|
|
|
@pytest.mark.usefixtures('clean_data')
|
|
def test_value():
|
|
assert data.get('value')
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
assert result.ret == 0
|
|
|
|
|
|
def test_frame_leak_on_failing_test(pytester: Pytester) -> None:
|
|
"""Pytest would leak garbage referencing the frames of tests that failed
|
|
that could never be reclaimed (#2798).
|
|
|
|
Unfortunately it was not possible to remove the actual circles because most of them
|
|
are made of traceback objects which cannot be weakly referenced. Those objects at least
|
|
can be eventually claimed by the garbage collector.
|
|
"""
|
|
pytester.makepyfile(
|
|
"""
|
|
import gc
|
|
import weakref
|
|
|
|
class Obj:
|
|
pass
|
|
|
|
ref = None
|
|
|
|
def test1():
|
|
obj = Obj()
|
|
global ref
|
|
ref = weakref.ref(obj)
|
|
assert 0
|
|
|
|
def test2():
|
|
gc.collect()
|
|
assert ref() is None
|
|
"""
|
|
)
|
|
result = pytester.runpytest_subprocess()
|
|
result.stdout.fnmatch_lines(["*1 failed, 1 passed in*"])
|
|
|
|
|
|
def test_fixture_mock_integration(pytester: Pytester) -> None:
|
|
"""Test that decorators applied to fixture are left working (#3774)"""
|
|
p = pytester.copy_example("acceptance/fixture_mock_integration.py")
|
|
result = pytester.runpytest(p)
|
|
result.stdout.fnmatch_lines(["*1 passed*"])
|
|
|
|
|
|
def test_usage_error_code(pytester: Pytester) -> None:
|
|
result = pytester.runpytest("-unknown-option-")
|
|
assert result.ret == ExitCode.USAGE_ERROR
|
|
|
|
|
|
@pytest.mark.filterwarnings("default::pytest.PytestUnhandledCoroutineWarning")
|
|
def test_warn_on_async_function(pytester: Pytester) -> None:
|
|
# In the below we .close() the coroutine only to avoid
|
|
# "RuntimeWarning: coroutine 'test_2' was never awaited"
|
|
# which messes with other tests.
|
|
pytester.makepyfile(
|
|
test_async="""
|
|
async def test_1():
|
|
pass
|
|
async def test_2():
|
|
pass
|
|
def test_3():
|
|
coro = test_2()
|
|
coro.close()
|
|
return coro
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"test_async.py::test_1",
|
|
"test_async.py::test_2",
|
|
"test_async.py::test_3",
|
|
"*async def functions are not natively supported*",
|
|
"*3 skipped, 3 warnings in*",
|
|
]
|
|
)
|
|
# ensure our warning message appears only once
|
|
assert (
|
|
result.stdout.str().count("async def functions are not natively supported") == 1
|
|
)
|
|
|
|
|
|
@pytest.mark.filterwarnings("default::pytest.PytestUnhandledCoroutineWarning")
|
|
def test_warn_on_async_gen_function(pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
test_async="""
|
|
async def test_1():
|
|
yield
|
|
async def test_2():
|
|
yield
|
|
def test_3():
|
|
return test_2()
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"test_async.py::test_1",
|
|
"test_async.py::test_2",
|
|
"test_async.py::test_3",
|
|
"*async def functions are not natively supported*",
|
|
"*3 skipped, 3 warnings in*",
|
|
]
|
|
)
|
|
# ensure our warning message appears only once
|
|
assert (
|
|
result.stdout.str().count("async def functions are not natively supported") == 1
|
|
)
|
|
|
|
|
|
def test_pdb_can_be_rewritten(pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"conftest.py": """
|
|
import pytest
|
|
pytest.register_assert_rewrite("pdb")
|
|
""",
|
|
"__init__.py": "",
|
|
"pdb.py": """
|
|
def check():
|
|
assert 1 == 2
|
|
""",
|
|
"test_pdb.py": """
|
|
def test():
|
|
import pdb
|
|
assert pdb.check()
|
|
""",
|
|
}
|
|
)
|
|
# Disable debugging plugin itself to avoid:
|
|
# > INTERNALERROR> AttributeError: module 'pdb' has no attribute 'set_trace'
|
|
result = pytester.runpytest_subprocess("-p", "no:debugging", "-vv")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
" def check():",
|
|
"> assert 1 == 2",
|
|
"E assert 1 == 2",
|
|
"",
|
|
"pdb.py:2: AssertionError",
|
|
"*= 1 failed in *",
|
|
]
|
|
)
|
|
assert result.ret == 1
|
|
|
|
|
|
def test_tee_stdio_captures_and_live_prints(pytester: Pytester) -> None:
|
|
testpath = pytester.makepyfile(
|
|
"""
|
|
import sys
|
|
def test_simple():
|
|
print ("@this is stdout@")
|
|
print ("@this is stderr@", file=sys.stderr)
|
|
"""
|
|
)
|
|
result = pytester.runpytest_subprocess(
|
|
testpath,
|
|
"--capture=tee-sys",
|
|
"--junitxml=output.xml",
|
|
"-o",
|
|
"junit_logging=all",
|
|
)
|
|
|
|
# ensure stdout/stderr were 'live printed'
|
|
result.stdout.fnmatch_lines(["*@this is stdout@*"])
|
|
result.stderr.fnmatch_lines(["*@this is stderr@*"])
|
|
|
|
# now ensure the output is in the junitxml
|
|
with open(pytester.path.joinpath("output.xml")) as f:
|
|
fullXml = f.read()
|
|
assert "@this is stdout@\n" in fullXml
|
|
assert "@this is stderr@\n" in fullXml
|
|
|
|
|
|
@pytest.mark.skipif(
|
|
sys.platform == "win32",
|
|
reason="Windows raises `OSError: [Errno 22] Invalid argument` instead",
|
|
)
|
|
def test_no_brokenpipeerror_message(pytester: Pytester) -> None:
|
|
"""Ensure that the broken pipe error message is suppressed.
|
|
|
|
In some Python versions, it reaches sys.unraisablehook, in others
|
|
a BrokenPipeError exception is propagated, but either way it prints
|
|
to stderr on shutdown, so checking nothing is printed is enough.
|
|
"""
|
|
popen = pytester.popen((*pytester._getpytestargs(), "--help"))
|
|
popen.stdout.close()
|
|
ret = popen.wait()
|
|
assert popen.stderr.read() == b""
|
|
assert ret == 1
|
|
|
|
# Cleanup.
|
|
popen.stderr.close()
|
|
|
|
|
|
def test_function_return_non_none_warning(testdir) -> None:
|
|
testdir.makepyfile(
|
|
"""
|
|
def test_stuff():
|
|
return "something"
|
|
"""
|
|
)
|
|
res = testdir.runpytest()
|
|
res.stdout.fnmatch_lines(["*Did you mean to use `assert` instead of `return`?*"])
|