1316 lines
44 KiB
Python
1316 lines
44 KiB
Python
import os
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import shutil
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from pathlib import Path
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from typing import Generator
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from typing import List
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import pytest
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from _pytest.config import ExitCode
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from _pytest.monkeypatch import MonkeyPatch
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from _pytest.pytester import Pytester
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from _pytest.tmpdir import TempPathFactory
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pytest_plugins = ("pytester",)
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class TestNewAPI:
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def test_config_cache_mkdir(self, pytester: Pytester) -> None:
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pytester.makeini("[pytest]")
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config = pytester.parseconfigure()
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assert config.cache is not None
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with pytest.raises(ValueError):
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config.cache.mkdir("key/name")
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p = config.cache.mkdir("name")
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assert p.is_dir()
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def test_config_cache_dataerror(self, pytester: Pytester) -> None:
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pytester.makeini("[pytest]")
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config = pytester.parseconfigure()
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assert config.cache is not None
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cache = config.cache
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pytest.raises(TypeError, lambda: cache.set("key/name", cache))
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config.cache.set("key/name", 0)
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config.cache._getvaluepath("key/name").write_bytes(b"123invalid")
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val = config.cache.get("key/name", -2)
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assert val == -2
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@pytest.mark.filterwarnings("ignore:could not create cache path")
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def test_cache_writefail_cachfile_silent(self, pytester: Pytester) -> None:
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pytester.makeini("[pytest]")
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pytester.path.joinpath(".pytest_cache").write_text(
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"gone wrong", encoding="utf-8"
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)
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config = pytester.parseconfigure()
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cache = config.cache
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assert cache is not None
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cache.set("test/broken", [])
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@pytest.fixture
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def unwritable_cache_dir(self, pytester: Pytester) -> Generator[Path, None, None]:
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cache_dir = pytester.path.joinpath(".pytest_cache")
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cache_dir.mkdir()
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mode = cache_dir.stat().st_mode
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cache_dir.chmod(0)
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if os.access(cache_dir, os.W_OK):
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pytest.skip("Failed to make cache dir unwritable")
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yield cache_dir
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cache_dir.chmod(mode)
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@pytest.mark.filterwarnings(
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"ignore:could not create cache path:pytest.PytestWarning"
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)
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def test_cache_writefail_permissions(
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self, unwritable_cache_dir: Path, pytester: Pytester
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) -> None:
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pytester.makeini("[pytest]")
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config = pytester.parseconfigure()
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cache = config.cache
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assert cache is not None
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cache.set("test/broken", [])
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@pytest.mark.filterwarnings("default")
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def test_cache_failure_warns(
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self,
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pytester: Pytester,
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monkeypatch: MonkeyPatch,
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unwritable_cache_dir: Path,
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) -> None:
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monkeypatch.setenv("PYTEST_DISABLE_PLUGIN_AUTOLOAD", "1")
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pytester.makepyfile("def test_error(): raise Exception")
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result = pytester.runpytest()
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assert result.ret == 1
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# warnings from nodeids, lastfailed, and stepwise
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result.stdout.fnmatch_lines(
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[
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# Validate location/stacklevel of warning from cacheprovider.
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"*= warnings summary =*",
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"*/cacheprovider.py:*",
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" */cacheprovider.py:*: PytestCacheWarning: could not create cache path "
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f"{unwritable_cache_dir}/v/cache/nodeids: *",
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' config.cache.set("cache/nodeids", sorted(self.cached_nodeids))',
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"*1 failed, 3 warnings in*",
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]
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)
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def test_config_cache(self, pytester: Pytester) -> None:
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pytester.makeconftest(
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"""
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def pytest_configure(config):
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# see that we get cache information early on
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assert hasattr(config, "cache")
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"""
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)
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pytester.makepyfile(
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"""
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def test_session(pytestconfig):
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assert hasattr(pytestconfig, "cache")
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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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result.stdout.fnmatch_lines(["*1 passed*"])
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def test_cachefuncarg(self, pytester: Pytester) -> None:
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pytester.makepyfile(
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"""
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import pytest
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def test_cachefuncarg(cache):
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val = cache.get("some/thing", None)
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assert val is None
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cache.set("some/thing", [1])
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pytest.raises(TypeError, lambda: cache.get("some/thing"))
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val = cache.get("some/thing", [])
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assert val == [1]
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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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result.stdout.fnmatch_lines(["*1 passed*"])
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def test_custom_rel_cache_dir(self, pytester: Pytester) -> None:
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rel_cache_dir = os.path.join("custom_cache_dir", "subdir")
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pytester.makeini(
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"""
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[pytest]
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cache_dir = {cache_dir}
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""".format(
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cache_dir=rel_cache_dir
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)
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)
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pytester.makepyfile(test_errored="def test_error():\n assert False")
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pytester.runpytest()
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assert pytester.path.joinpath(rel_cache_dir).is_dir()
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def test_custom_abs_cache_dir(
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self, pytester: Pytester, tmp_path_factory: TempPathFactory
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) -> None:
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tmp = tmp_path_factory.mktemp("tmp")
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abs_cache_dir = tmp / "custom_cache_dir"
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pytester.makeini(
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"""
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[pytest]
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cache_dir = {cache_dir}
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""".format(
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cache_dir=abs_cache_dir
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)
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)
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pytester.makepyfile(test_errored="def test_error():\n assert False")
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pytester.runpytest()
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assert abs_cache_dir.is_dir()
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def test_custom_cache_dir_with_env_var(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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monkeypatch.setenv("env_var", "custom_cache_dir")
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pytester.makeini(
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"""
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[pytest]
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cache_dir = {cache_dir}
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""".format(
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cache_dir="$env_var"
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)
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)
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pytester.makepyfile(test_errored="def test_error():\n assert False")
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pytester.runpytest()
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assert pytester.path.joinpath("custom_cache_dir").is_dir()
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@pytest.mark.parametrize("env", ((), ("TOX_ENV_DIR", "/tox_env_dir")))
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def test_cache_reportheader(env, pytester: Pytester, monkeypatch: MonkeyPatch) -> None:
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pytester.makepyfile("""def test_foo(): pass""")
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if env:
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monkeypatch.setenv(*env)
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expected = os.path.join(env[1], ".pytest_cache")
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else:
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monkeypatch.delenv("TOX_ENV_DIR", raising=False)
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expected = ".pytest_cache"
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result = pytester.runpytest("-v")
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result.stdout.fnmatch_lines(["cachedir: %s" % expected])
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def test_cache_reportheader_external_abspath(
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pytester: Pytester, tmp_path_factory: TempPathFactory
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) -> None:
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external_cache = tmp_path_factory.mktemp(
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"test_cache_reportheader_external_abspath_abs"
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)
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pytester.makepyfile("def test_hello(): pass")
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pytester.makeini(
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"""
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[pytest]
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cache_dir = {abscache}
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""".format(
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abscache=external_cache
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)
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)
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result = pytester.runpytest("-v")
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result.stdout.fnmatch_lines([f"cachedir: {external_cache}"])
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def test_cache_show(pytester: Pytester) -> None:
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result = pytester.runpytest("--cache-show")
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assert result.ret == 0
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result.stdout.fnmatch_lines(["*cache is empty*"])
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pytester.makeconftest(
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"""
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def pytest_configure(config):
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config.cache.set("my/name", [1,2,3])
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config.cache.set("my/hello", "world")
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config.cache.set("other/some", {1:2})
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dp = config.cache.mkdir("mydb")
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dp.joinpath("hello").touch()
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dp.joinpath("world").touch()
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"""
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)
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result = pytester.runpytest()
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assert result.ret == 5 # no tests executed
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result = pytester.runpytest("--cache-show")
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result.stdout.fnmatch_lines(
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[
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"*cachedir:*",
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"*- cache values for '[*]' -*",
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"cache/nodeids contains:",
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"my/name contains:",
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" [1, 2, 3]",
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"other/some contains:",
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" {*'1': 2}",
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"*- cache directories for '[*]' -*",
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"*mydb/hello*length 0*",
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"*mydb/world*length 0*",
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]
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)
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assert result.ret == 0
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result = pytester.runpytest("--cache-show", "*/hello")
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result.stdout.fnmatch_lines(
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[
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"*cachedir:*",
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"*- cache values for '[*]/hello' -*",
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"my/hello contains:",
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" *'world'",
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"*- cache directories for '[*]/hello' -*",
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"d/mydb/hello*length 0*",
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]
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)
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stdout = result.stdout.str()
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assert "other/some" not in stdout
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assert "d/mydb/world" not in stdout
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assert result.ret == 0
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class TestLastFailed:
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def test_lastfailed_usecase(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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monkeypatch.setattr("sys.dont_write_bytecode", True)
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p = pytester.makepyfile(
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"""
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def test_1(): assert 0
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def test_2(): assert 0
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def test_3(): assert 1
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"""
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)
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result = pytester.runpytest(str(p))
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result.stdout.fnmatch_lines(["*2 failed*"])
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p = pytester.makepyfile(
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"""
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def test_1(): assert 1
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def test_2(): assert 1
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def test_3(): assert 0
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"""
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)
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result = pytester.runpytest(str(p), "--lf")
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result.stdout.fnmatch_lines(
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[
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"collected 3 items / 1 deselected / 2 selected",
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"run-last-failure: rerun previous 2 failures",
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"*= 2 passed, 1 deselected in *",
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]
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)
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result = pytester.runpytest(str(p), "--lf")
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result.stdout.fnmatch_lines(
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[
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"collected 3 items",
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"run-last-failure: no previously failed tests, not deselecting items.",
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"*1 failed*2 passed*",
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]
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)
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pytester.path.joinpath(".pytest_cache", ".git").mkdir(parents=True)
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result = pytester.runpytest(str(p), "--lf", "--cache-clear")
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result.stdout.fnmatch_lines(["*1 failed*2 passed*"])
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assert pytester.path.joinpath(".pytest_cache", "README.md").is_file()
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assert pytester.path.joinpath(".pytest_cache", ".git").is_dir()
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# Run this again to make sure clear-cache is robust
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if os.path.isdir(".pytest_cache"):
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shutil.rmtree(".pytest_cache")
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result = pytester.runpytest("--lf", "--cache-clear")
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result.stdout.fnmatch_lines(["*1 failed*2 passed*"])
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def test_failedfirst_order(self, pytester: Pytester) -> None:
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pytester.makepyfile(
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test_a="def test_always_passes(): pass",
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test_b="def test_always_fails(): assert 0",
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)
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result = pytester.runpytest()
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# Test order will be collection order; alphabetical
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result.stdout.fnmatch_lines(["test_a.py*", "test_b.py*"])
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result = pytester.runpytest("--ff")
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# Test order will be failing tests first
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result.stdout.fnmatch_lines(
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[
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"collected 2 items",
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"run-last-failure: rerun previous 1 failure first",
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"test_b.py*",
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"test_a.py*",
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]
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)
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def test_lastfailed_failedfirst_order(self, pytester: Pytester) -> None:
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pytester.makepyfile(
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test_a="def test_always_passes(): assert 1",
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test_b="def test_always_fails(): assert 0",
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)
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result = pytester.runpytest()
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# Test order will be collection order; alphabetical
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result.stdout.fnmatch_lines(["test_a.py*", "test_b.py*"])
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result = pytester.runpytest("--lf", "--ff")
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# Test order will be failing tests first
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result.stdout.fnmatch_lines(["test_b.py*"])
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result.stdout.no_fnmatch_line("*test_a.py*")
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def test_lastfailed_difference_invocations(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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monkeypatch.setattr("sys.dont_write_bytecode", True)
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pytester.makepyfile(
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test_a="""
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def test_a1(): assert 0
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def test_a2(): assert 1
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""",
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test_b="def test_b1(): assert 0",
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)
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p = pytester.path.joinpath("test_a.py")
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p2 = pytester.path.joinpath("test_b.py")
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result = pytester.runpytest()
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result.stdout.fnmatch_lines(["*2 failed*"])
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result = pytester.runpytest("--lf", p2)
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result.stdout.fnmatch_lines(["*1 failed*"])
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pytester.makepyfile(test_b="def test_b1(): assert 1")
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result = pytester.runpytest("--lf", p2)
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result.stdout.fnmatch_lines(["*1 passed*"])
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result = pytester.runpytest("--lf", p)
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result.stdout.fnmatch_lines(
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[
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"collected 2 items / 1 deselected / 1 selected",
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"run-last-failure: rerun previous 1 failure",
|
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"*= 1 failed, 1 deselected in *",
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]
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)
|
|
|
|
def test_lastfailed_usecase_splice(
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self, pytester: Pytester, monkeypatch: MonkeyPatch
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) -> None:
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monkeypatch.setattr("sys.dont_write_bytecode", True)
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pytester.makepyfile(
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"def test_1(): assert 0", test_something="def test_2(): assert 0"
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)
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p2 = pytester.path.joinpath("test_something.py")
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result = pytester.runpytest()
|
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result.stdout.fnmatch_lines(["*2 failed*"])
|
|
result = pytester.runpytest("--lf", p2)
|
|
result.stdout.fnmatch_lines(["*1 failed*"])
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(["*2 failed*"])
|
|
|
|
def test_lastfailed_xpass(self, pytester: Pytester) -> None:
|
|
pytester.inline_runsource(
|
|
"""
|
|
import pytest
|
|
@pytest.mark.xfail
|
|
def test_hello():
|
|
assert 1
|
|
"""
|
|
)
|
|
config = pytester.parseconfigure()
|
|
assert config.cache is not None
|
|
lastfailed = config.cache.get("cache/lastfailed", -1)
|
|
assert lastfailed == -1
|
|
|
|
def test_non_serializable_parametrize(self, pytester: Pytester) -> None:
|
|
"""Test that failed parametrized tests with unmarshable parameters
|
|
don't break pytest-cache.
|
|
"""
|
|
pytester.makepyfile(
|
|
r"""
|
|
import pytest
|
|
|
|
@pytest.mark.parametrize('val', [
|
|
b'\xac\x10\x02G',
|
|
])
|
|
def test_fail(val):
|
|
assert False
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["*1 failed in*"])
|
|
|
|
@pytest.mark.parametrize("parent", ("session", "package"))
|
|
def test_terminal_report_lastfailed(self, pytester: Pytester, parent: str) -> None:
|
|
if parent == "package":
|
|
pytester.makepyfile(
|
|
__init__="",
|
|
)
|
|
|
|
test_a = pytester.makepyfile(
|
|
test_a="""
|
|
def test_a1(): pass
|
|
def test_a2(): pass
|
|
"""
|
|
)
|
|
test_b = pytester.makepyfile(
|
|
test_b="""
|
|
def test_b1(): assert 0
|
|
def test_b2(): assert 0
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 4 items", "*2 failed, 2 passed in*"])
|
|
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: rerun previous 2 failures (skipped 1 file)",
|
|
"*2 failed in*",
|
|
]
|
|
)
|
|
|
|
result = pytester.runpytest(test_a, "--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: 2 known failures not in selected tests",
|
|
"*2 passed in*",
|
|
]
|
|
)
|
|
|
|
result = pytester.runpytest(test_b, "--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: rerun previous 2 failures",
|
|
"*2 failed in*",
|
|
]
|
|
)
|
|
|
|
result = pytester.runpytest("test_b.py::test_b1", "--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure",
|
|
"*1 failed in*",
|
|
]
|
|
)
|
|
|
|
def test_terminal_report_failedfirst(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
test_a="""
|
|
def test_a1(): assert 0
|
|
def test_a2(): pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "*1 failed, 1 passed in*"])
|
|
|
|
result = pytester.runpytest("--ff")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: rerun previous 1 failure first",
|
|
"*1 failed, 1 passed in*",
|
|
]
|
|
)
|
|
|
|
def test_lastfailed_collectfailure(
|
|
self, pytester: Pytester, monkeypatch: MonkeyPatch
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
test_maybe="""
|
|
import os
|
|
env = os.environ
|
|
if '1' == env['FAILIMPORT']:
|
|
raise ImportError('fail')
|
|
def test_hello():
|
|
assert '0' == env['FAILTEST']
|
|
"""
|
|
)
|
|
|
|
def rlf(fail_import, fail_run):
|
|
monkeypatch.setenv("FAILIMPORT", str(fail_import))
|
|
monkeypatch.setenv("FAILTEST", str(fail_run))
|
|
|
|
pytester.runpytest("-q")
|
|
config = pytester.parseconfigure()
|
|
assert config.cache is not None
|
|
lastfailed = config.cache.get("cache/lastfailed", -1)
|
|
return lastfailed
|
|
|
|
lastfailed = rlf(fail_import=0, fail_run=0)
|
|
assert lastfailed == -1
|
|
|
|
lastfailed = rlf(fail_import=1, fail_run=0)
|
|
assert list(lastfailed) == ["test_maybe.py"]
|
|
|
|
lastfailed = rlf(fail_import=0, fail_run=1)
|
|
assert list(lastfailed) == ["test_maybe.py::test_hello"]
|
|
|
|
def test_lastfailed_failure_subset(
|
|
self, pytester: Pytester, monkeypatch: MonkeyPatch
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
test_maybe="""
|
|
import os
|
|
env = os.environ
|
|
if '1' == env['FAILIMPORT']:
|
|
raise ImportError('fail')
|
|
def test_hello():
|
|
assert '0' == env['FAILTEST']
|
|
"""
|
|
)
|
|
|
|
pytester.makepyfile(
|
|
test_maybe2="""
|
|
import os
|
|
env = os.environ
|
|
if '1' == env['FAILIMPORT']:
|
|
raise ImportError('fail')
|
|
|
|
def test_hello():
|
|
assert '0' == env['FAILTEST']
|
|
|
|
def test_pass():
|
|
pass
|
|
"""
|
|
)
|
|
|
|
def rlf(fail_import, fail_run, args=()):
|
|
monkeypatch.setenv("FAILIMPORT", str(fail_import))
|
|
monkeypatch.setenv("FAILTEST", str(fail_run))
|
|
|
|
result = pytester.runpytest("-q", "--lf", *args)
|
|
config = pytester.parseconfigure()
|
|
assert config.cache is not None
|
|
lastfailed = config.cache.get("cache/lastfailed", -1)
|
|
return result, lastfailed
|
|
|
|
result, lastfailed = rlf(fail_import=0, fail_run=0)
|
|
assert lastfailed == -1
|
|
result.stdout.fnmatch_lines(["*3 passed*"])
|
|
|
|
result, lastfailed = rlf(fail_import=1, fail_run=0)
|
|
assert sorted(list(lastfailed)) == ["test_maybe.py", "test_maybe2.py"]
|
|
|
|
result, lastfailed = rlf(fail_import=0, fail_run=0, args=("test_maybe2.py",))
|
|
assert list(lastfailed) == ["test_maybe.py"]
|
|
|
|
# edge case of test selection - even if we remember failures
|
|
# from other tests we still need to run all tests if no test
|
|
# matches the failures
|
|
result, lastfailed = rlf(fail_import=0, fail_run=0, args=("test_maybe2.py",))
|
|
assert list(lastfailed) == ["test_maybe.py"]
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
|
|
def test_lastfailed_creates_cache_when_needed(self, pytester: Pytester) -> None:
|
|
# Issue #1342
|
|
pytester.makepyfile(test_empty="")
|
|
pytester.runpytest("-q", "--lf")
|
|
assert not os.path.exists(".pytest_cache/v/cache/lastfailed")
|
|
|
|
pytester.makepyfile(test_successful="def test_success():\n assert True")
|
|
pytester.runpytest("-q", "--lf")
|
|
assert not os.path.exists(".pytest_cache/v/cache/lastfailed")
|
|
|
|
pytester.makepyfile(test_errored="def test_error():\n assert False")
|
|
pytester.runpytest("-q", "--lf")
|
|
assert os.path.exists(".pytest_cache/v/cache/lastfailed")
|
|
|
|
def test_xfail_not_considered_failure(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
@pytest.mark.xfail
|
|
def test(): assert 0
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["*1 xfailed*"])
|
|
assert self.get_cached_last_failed(pytester) == []
|
|
|
|
def test_xfail_strict_considered_failure(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
@pytest.mark.xfail(strict=True)
|
|
def test(): pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["*1 failed*"])
|
|
assert self.get_cached_last_failed(pytester) == [
|
|
"test_xfail_strict_considered_failure.py::test"
|
|
]
|
|
|
|
@pytest.mark.parametrize("mark", ["mark.xfail", "mark.skip"])
|
|
def test_failed_changed_to_xfail_or_skip(
|
|
self, pytester: Pytester, mark: str
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
def test(): assert 0
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
assert self.get_cached_last_failed(pytester) == [
|
|
"test_failed_changed_to_xfail_or_skip.py::test"
|
|
]
|
|
assert result.ret == 1
|
|
|
|
pytester.makepyfile(
|
|
"""
|
|
import pytest
|
|
@pytest.{mark}
|
|
def test(): assert 0
|
|
""".format(
|
|
mark=mark
|
|
)
|
|
)
|
|
result = pytester.runpytest()
|
|
assert result.ret == 0
|
|
assert self.get_cached_last_failed(pytester) == []
|
|
assert result.ret == 0
|
|
|
|
@pytest.mark.parametrize("quiet", [True, False])
|
|
@pytest.mark.parametrize("opt", ["--ff", "--lf"])
|
|
def test_lf_and_ff_prints_no_needless_message(
|
|
self, quiet: bool, opt: str, pytester: Pytester
|
|
) -> None:
|
|
# Issue 3853
|
|
pytester.makepyfile("def test(): assert 0")
|
|
args = [opt]
|
|
if quiet:
|
|
args.append("-q")
|
|
result = pytester.runpytest(*args)
|
|
result.stdout.no_fnmatch_line("*run all*")
|
|
|
|
result = pytester.runpytest(*args)
|
|
if quiet:
|
|
result.stdout.no_fnmatch_line("*run all*")
|
|
else:
|
|
assert "rerun previous" in result.stdout.str()
|
|
|
|
def get_cached_last_failed(self, pytester: Pytester) -> List[str]:
|
|
config = pytester.parseconfigure()
|
|
assert config.cache is not None
|
|
return sorted(config.cache.get("cache/lastfailed", {}))
|
|
|
|
def test_cache_cumulative(self, pytester: Pytester) -> None:
|
|
"""Test workflow where user fixes errors gradually file by file using --lf."""
|
|
# 1. initial run
|
|
test_bar = pytester.makepyfile(
|
|
test_bar="""
|
|
def test_bar_1(): pass
|
|
def test_bar_2(): assert 0
|
|
"""
|
|
)
|
|
test_foo = pytester.makepyfile(
|
|
test_foo="""
|
|
def test_foo_3(): pass
|
|
def test_foo_4(): assert 0
|
|
"""
|
|
)
|
|
pytester.runpytest()
|
|
assert self.get_cached_last_failed(pytester) == [
|
|
"test_bar.py::test_bar_2",
|
|
"test_foo.py::test_foo_4",
|
|
]
|
|
|
|
# 2. fix test_bar_2, run only test_bar.py
|
|
pytester.makepyfile(
|
|
test_bar="""
|
|
def test_bar_1(): pass
|
|
def test_bar_2(): pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest(test_bar)
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
# ensure cache does not forget that test_foo_4 failed once before
|
|
assert self.get_cached_last_failed(pytester) == ["test_foo.py::test_foo_4"]
|
|
|
|
result = pytester.runpytest("--last-failed")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure (skipped 1 file)",
|
|
"*= 1 failed in *",
|
|
]
|
|
)
|
|
assert self.get_cached_last_failed(pytester) == ["test_foo.py::test_foo_4"]
|
|
|
|
# 3. fix test_foo_4, run only test_foo.py
|
|
test_foo = pytester.makepyfile(
|
|
test_foo="""
|
|
def test_foo_3(): pass
|
|
def test_foo_4(): pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest(test_foo, "--last-failed")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items / 1 deselected / 1 selected",
|
|
"run-last-failure: rerun previous 1 failure",
|
|
"*= 1 passed, 1 deselected in *",
|
|
]
|
|
)
|
|
assert self.get_cached_last_failed(pytester) == []
|
|
|
|
result = pytester.runpytest("--last-failed")
|
|
result.stdout.fnmatch_lines(["*4 passed*"])
|
|
assert self.get_cached_last_failed(pytester) == []
|
|
|
|
def test_lastfailed_no_failures_behavior_all_passed(
|
|
self, pytester: Pytester
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
"""
|
|
def test_1(): pass
|
|
def test_2(): pass
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
result = pytester.runpytest("--lf", "--lfnf", "all")
|
|
result.stdout.fnmatch_lines(["*2 passed*"])
|
|
|
|
# Ensure the list passed to pytest_deselected is a copy,
|
|
# and not a reference which is cleared right after.
|
|
pytester.makeconftest(
|
|
"""
|
|
deselected = []
|
|
|
|
def pytest_deselected(items):
|
|
global deselected
|
|
deselected = items
|
|
|
|
def pytest_sessionfinish():
|
|
print("\\ndeselected={}".format(len(deselected)))
|
|
"""
|
|
)
|
|
|
|
result = pytester.runpytest("--lf", "--lfnf", "none")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items / 2 deselected / 0 selected",
|
|
"run-last-failure: no previously failed tests, deselecting all items.",
|
|
"deselected=2",
|
|
"* 2 deselected in *",
|
|
]
|
|
)
|
|
assert result.ret == ExitCode.NO_TESTS_COLLECTED
|
|
|
|
def test_lastfailed_no_failures_behavior_empty_cache(
|
|
self, pytester: Pytester
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
"""
|
|
def test_1(): pass
|
|
def test_2(): assert 0
|
|
"""
|
|
)
|
|
result = pytester.runpytest("--lf", "--cache-clear")
|
|
result.stdout.fnmatch_lines(["*1 failed*1 passed*"])
|
|
result = pytester.runpytest("--lf", "--cache-clear", "--lfnf", "all")
|
|
result.stdout.fnmatch_lines(["*1 failed*1 passed*"])
|
|
result = pytester.runpytest("--lf", "--cache-clear", "--lfnf", "none")
|
|
result.stdout.fnmatch_lines(["*2 desel*"])
|
|
|
|
def test_lastfailed_skip_collection(self, pytester: Pytester) -> None:
|
|
"""
|
|
Test --lf behavior regarding skipping collection of files that are not marked as
|
|
failed in the cache (#5172).
|
|
"""
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """
|
|
import pytest
|
|
|
|
@pytest.mark.parametrize('i', range(3))
|
|
def test_1(i): pass
|
|
""",
|
|
"pkg2/test_2.py": """
|
|
import pytest
|
|
|
|
@pytest.mark.parametrize('i', range(5))
|
|
def test_1(i):
|
|
assert i not in (1, 3)
|
|
""",
|
|
}
|
|
)
|
|
# first run: collects 8 items (test_1: 3, test_2: 5)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 8 items", "*2 failed*6 passed*"])
|
|
# second run: collects only 5 items from test_2, because all tests from test_1 have passed
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: rerun previous 2 failures (skipped 1 file)",
|
|
"*= 2 failed in *",
|
|
]
|
|
)
|
|
|
|
# add another file and check if message is correct when skipping more than 1 file
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_3.py": """
|
|
def test_3(): pass
|
|
"""
|
|
}
|
|
)
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: rerun previous 2 failures (skipped 2 files)",
|
|
"*= 2 failed in *",
|
|
]
|
|
)
|
|
|
|
def test_lastfailed_skip_collection_with_nesting(self, pytester: Pytester) -> None:
|
|
"""Check that file skipping works even when the file with failures is
|
|
nested at a different level of the collection tree."""
|
|
pytester.makepyfile(
|
|
**{
|
|
"test_1.py": """
|
|
def test_1(): pass
|
|
""",
|
|
"pkg/__init__.py": "",
|
|
"pkg/test_2.py": """
|
|
def test_2(): assert False
|
|
""",
|
|
}
|
|
)
|
|
# first run
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "*1 failed*1 passed*"])
|
|
# second run - test_1.py is skipped.
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure (skipped 1 file)",
|
|
"*= 1 failed in *",
|
|
]
|
|
)
|
|
|
|
def test_lastfailed_with_known_failures_not_being_selected(
|
|
self, pytester: Pytester
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """def test_1(): assert 0""",
|
|
"pkg1/test_2.py": """def test_2(): pass""",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "* 1 failed, 1 passed in *"])
|
|
|
|
Path("pkg1/test_1.py").unlink()
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: 1 known failures not in selected tests",
|
|
"* 1 passed in *",
|
|
]
|
|
)
|
|
|
|
# Recreate file with known failure.
|
|
pytester.makepyfile(**{"pkg1/test_1.py": """def test_1(): assert 0"""})
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure (skipped 1 file)",
|
|
"* 1 failed in *",
|
|
]
|
|
)
|
|
|
|
# Remove/rename test: collects the file again.
|
|
pytester.makepyfile(**{"pkg1/test_1.py": """def test_renamed(): assert 0"""})
|
|
result = pytester.runpytest("--lf", "-rf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items",
|
|
"run-last-failure: 1 known failures not in selected tests",
|
|
"pkg1/test_1.py F *",
|
|
"pkg1/test_2.py . *",
|
|
"FAILED pkg1/test_1.py::test_renamed - assert 0",
|
|
"* 1 failed, 1 passed in *",
|
|
]
|
|
)
|
|
|
|
result = pytester.runpytest("--lf", "--co")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure (skipped 1 file)",
|
|
"",
|
|
"<Module pkg1/test_1.py>",
|
|
" <Function test_renamed>",
|
|
]
|
|
)
|
|
|
|
def test_lastfailed_args_with_deselected(self, pytester: Pytester) -> None:
|
|
"""Test regression with --lf running into NoMatch error.
|
|
|
|
This was caused by it not collecting (non-failed) nodes given as
|
|
arguments.
|
|
"""
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """
|
|
def test_pass(): pass
|
|
def test_fail(): assert 0
|
|
""",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "* 1 failed, 1 passed in *"])
|
|
assert result.ret == 1
|
|
|
|
result = pytester.runpytest("pkg1/test_1.py::test_pass", "--lf", "--co")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"*collected 1 item",
|
|
"run-last-failure: 1 known failures not in selected tests",
|
|
"",
|
|
"<Module pkg1/test_1.py>",
|
|
" <Function test_pass>",
|
|
],
|
|
consecutive=True,
|
|
)
|
|
|
|
result = pytester.runpytest(
|
|
"pkg1/test_1.py::test_pass", "pkg1/test_1.py::test_fail", "--lf", "--co"
|
|
)
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 2 items / 1 deselected / 1 selected",
|
|
"run-last-failure: rerun previous 1 failure",
|
|
"",
|
|
"<Module pkg1/test_1.py>",
|
|
" <Function test_fail>",
|
|
"*= 1/2 tests collected (1 deselected) in *",
|
|
],
|
|
)
|
|
|
|
def test_lastfailed_with_class_items(self, pytester: Pytester) -> None:
|
|
"""Test regression with --lf deselecting whole classes."""
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """
|
|
class TestFoo:
|
|
def test_pass(self): pass
|
|
def test_fail(self): assert 0
|
|
|
|
def test_other(): assert 0
|
|
""",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 3 items", "* 2 failed, 1 passed in *"])
|
|
assert result.ret == 1
|
|
|
|
result = pytester.runpytest("--lf", "--co")
|
|
assert result.ret == 0
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 3 items / 1 deselected / 2 selected",
|
|
"run-last-failure: rerun previous 2 failures",
|
|
"",
|
|
"<Module pkg1/test_1.py>",
|
|
" <Class TestFoo>",
|
|
" <Function test_fail>",
|
|
" <Function test_other>",
|
|
"",
|
|
"*= 2/3 tests collected (1 deselected) in *",
|
|
],
|
|
consecutive=True,
|
|
)
|
|
|
|
def test_lastfailed_with_all_filtered(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """
|
|
def test_fail(): assert 0
|
|
def test_pass(): pass
|
|
""",
|
|
}
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "* 1 failed, 1 passed in *"])
|
|
assert result.ret == 1
|
|
|
|
# Remove known failure.
|
|
pytester.makepyfile(
|
|
**{
|
|
"pkg1/test_1.py": """
|
|
def test_pass(): pass
|
|
""",
|
|
}
|
|
)
|
|
result = pytester.runpytest("--lf", "--co")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: 1 known failures not in selected tests",
|
|
"",
|
|
"<Module pkg1/test_1.py>",
|
|
" <Function test_pass>",
|
|
"",
|
|
"*= 1 test collected in*",
|
|
],
|
|
consecutive=True,
|
|
)
|
|
assert result.ret == 0
|
|
|
|
def test_packages(self, pytester: Pytester) -> None:
|
|
"""Regression test for #7758.
|
|
|
|
The particular issue here was that Package nodes were included in the
|
|
filtering, being themselves Modules for the __init__.py, even if they
|
|
had failed Modules in them.
|
|
|
|
The tests includes a test in an __init__.py file just to make sure the
|
|
fix doesn't somehow regress that, it is not critical for the issue.
|
|
"""
|
|
pytester.makepyfile(
|
|
**{
|
|
"__init__.py": "",
|
|
"a/__init__.py": "def test_a_init(): assert False",
|
|
"a/test_one.py": "def test_1(): assert False",
|
|
"b/__init__.py": "",
|
|
"b/test_two.py": "def test_2(): assert False",
|
|
},
|
|
)
|
|
pytester.makeini(
|
|
"""
|
|
[pytest]
|
|
python_files = *.py
|
|
"""
|
|
)
|
|
result = pytester.runpytest()
|
|
result.assert_outcomes(failed=3)
|
|
result = pytester.runpytest("--lf")
|
|
result.assert_outcomes(failed=3)
|
|
|
|
def test_non_python_file_skipped(
|
|
self,
|
|
pytester: Pytester,
|
|
dummy_yaml_custom_test: None,
|
|
) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"test_bad.py": """def test_bad(): assert False""",
|
|
},
|
|
)
|
|
result = pytester.runpytest()
|
|
result.stdout.fnmatch_lines(["collected 2 items", "* 1 failed, 1 passed in *"])
|
|
|
|
result = pytester.runpytest("--lf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"collected 1 item",
|
|
"run-last-failure: rerun previous 1 failure (skipped 1 file)",
|
|
"* 1 failed in *",
|
|
]
|
|
)
|
|
|
|
|
|
class TestNewFirst:
|
|
def test_newfirst_usecase(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"test_1/test_1.py": """
|
|
def test_1(): assert 1
|
|
""",
|
|
"test_2/test_2.py": """
|
|
def test_1(): assert 1
|
|
""",
|
|
}
|
|
)
|
|
|
|
p1 = pytester.path.joinpath("test_1/test_1.py")
|
|
os.utime(p1, ns=(p1.stat().st_atime_ns, int(1e9)))
|
|
|
|
result = pytester.runpytest("-v")
|
|
result.stdout.fnmatch_lines(
|
|
["*test_1/test_1.py::test_1 PASSED*", "*test_2/test_2.py::test_1 PASSED*"]
|
|
)
|
|
|
|
result = pytester.runpytest("-v", "--nf")
|
|
result.stdout.fnmatch_lines(
|
|
["*test_2/test_2.py::test_1 PASSED*", "*test_1/test_1.py::test_1 PASSED*"]
|
|
)
|
|
|
|
p1.write_text(
|
|
"def test_1(): assert 1\n" "def test_2(): assert 1\n", encoding="utf-8"
|
|
)
|
|
os.utime(p1, ns=(p1.stat().st_atime_ns, int(1e9)))
|
|
|
|
result = pytester.runpytest("--nf", "--collect-only", "-q")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"test_1/test_1.py::test_2",
|
|
"test_2/test_2.py::test_1",
|
|
"test_1/test_1.py::test_1",
|
|
]
|
|
)
|
|
|
|
# Newest first with (plugin) pytest_collection_modifyitems hook.
|
|
pytester.makepyfile(
|
|
myplugin="""
|
|
def pytest_collection_modifyitems(items):
|
|
items[:] = sorted(items, key=lambda item: item.nodeid)
|
|
print("new_items:", [x.nodeid for x in items])
|
|
"""
|
|
)
|
|
pytester.syspathinsert()
|
|
result = pytester.runpytest("--nf", "-p", "myplugin", "--collect-only", "-q")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"new_items: *test_1.py*test_1.py*test_2.py*",
|
|
"test_1/test_1.py::test_2",
|
|
"test_2/test_2.py::test_1",
|
|
"test_1/test_1.py::test_1",
|
|
]
|
|
)
|
|
|
|
def test_newfirst_parametrize(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile(
|
|
**{
|
|
"test_1/test_1.py": """
|
|
import pytest
|
|
@pytest.mark.parametrize('num', [1, 2])
|
|
def test_1(num): assert num
|
|
""",
|
|
"test_2/test_2.py": """
|
|
import pytest
|
|
@pytest.mark.parametrize('num', [1, 2])
|
|
def test_1(num): assert num
|
|
""",
|
|
}
|
|
)
|
|
|
|
p1 = pytester.path.joinpath("test_1/test_1.py")
|
|
os.utime(p1, ns=(p1.stat().st_atime_ns, int(1e9)))
|
|
|
|
result = pytester.runpytest("-v")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"*test_1/test_1.py::test_1[1*",
|
|
"*test_1/test_1.py::test_1[2*",
|
|
"*test_2/test_2.py::test_1[1*",
|
|
"*test_2/test_2.py::test_1[2*",
|
|
]
|
|
)
|
|
|
|
result = pytester.runpytest("-v", "--nf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"*test_2/test_2.py::test_1[1*",
|
|
"*test_2/test_2.py::test_1[2*",
|
|
"*test_1/test_1.py::test_1[1*",
|
|
"*test_1/test_1.py::test_1[2*",
|
|
]
|
|
)
|
|
|
|
p1.write_text(
|
|
"import pytest\n"
|
|
"@pytest.mark.parametrize('num', [1, 2, 3])\n"
|
|
"def test_1(num): assert num\n",
|
|
encoding="utf-8",
|
|
)
|
|
os.utime(p1, ns=(p1.stat().st_atime_ns, int(1e9)))
|
|
|
|
# Running only a subset does not forget about existing ones.
|
|
result = pytester.runpytest("-v", "--nf", "test_2/test_2.py")
|
|
result.stdout.fnmatch_lines(
|
|
["*test_2/test_2.py::test_1[1*", "*test_2/test_2.py::test_1[2*"]
|
|
)
|
|
|
|
result = pytester.runpytest("-v", "--nf")
|
|
result.stdout.fnmatch_lines(
|
|
[
|
|
"*test_1/test_1.py::test_1[3*",
|
|
"*test_2/test_2.py::test_1[1*",
|
|
"*test_2/test_2.py::test_1[2*",
|
|
"*test_1/test_1.py::test_1[1*",
|
|
"*test_1/test_1.py::test_1[2*",
|
|
]
|
|
)
|
|
|
|
|
|
class TestReadme:
|
|
def check_readme(self, pytester: Pytester) -> bool:
|
|
config = pytester.parseconfigure()
|
|
assert config.cache is not None
|
|
readme = config.cache._cachedir.joinpath("README.md")
|
|
return readme.is_file()
|
|
|
|
def test_readme_passed(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile("def test_always_passes(): pass")
|
|
pytester.runpytest()
|
|
assert self.check_readme(pytester) is True
|
|
|
|
def test_readme_failed(self, pytester: Pytester) -> None:
|
|
pytester.makepyfile("def test_always_fails(): assert 0")
|
|
pytester.runpytest()
|
|
assert self.check_readme(pytester) is True
|
|
|
|
|
|
def test_gitignore(pytester: Pytester) -> None:
|
|
"""Ensure we automatically create .gitignore file in the pytest_cache directory (#3286)."""
|
|
from _pytest.cacheprovider import Cache
|
|
|
|
config = pytester.parseconfig()
|
|
cache = Cache.for_config(config, _ispytest=True)
|
|
cache.set("foo", "bar")
|
|
msg = "# Created by pytest automatically.\n*\n"
|
|
gitignore_path = cache._cachedir.joinpath(".gitignore")
|
|
assert gitignore_path.read_text(encoding="UTF-8") == msg
|
|
|
|
# Does not overwrite existing/custom one.
|
|
gitignore_path.write_text("custom", encoding="utf-8")
|
|
cache.set("something", "else")
|
|
assert gitignore_path.read_text(encoding="UTF-8") == "custom"
|
|
|
|
|
|
def test_preserve_keys_order(pytester: Pytester) -> None:
|
|
"""Ensure keys order is preserved when saving dicts (#9205)."""
|
|
from _pytest.cacheprovider import Cache
|
|
|
|
config = pytester.parseconfig()
|
|
cache = Cache.for_config(config, _ispytest=True)
|
|
cache.set("foo", {"z": 1, "b": 2, "a": 3, "d": 10})
|
|
read_back = cache.get("foo", None)
|
|
assert list(read_back.items()) == [("z", 1), ("b", 2), ("a", 3), ("d", 10)]
|
|
|
|
|
|
def test_does_not_create_boilerplate_in_existing_dirs(pytester: Pytester) -> None:
|
|
from _pytest.cacheprovider import Cache
|
|
|
|
pytester.makeini(
|
|
"""
|
|
[pytest]
|
|
cache_dir = .
|
|
"""
|
|
)
|
|
config = pytester.parseconfig()
|
|
cache = Cache.for_config(config, _ispytest=True)
|
|
cache.set("foo", "bar")
|
|
|
|
assert os.path.isdir("v") # cache contents
|
|
assert not os.path.exists(".gitignore")
|
|
assert not os.path.exists("README.md")
|
|
|
|
|
|
def test_cachedir_tag(pytester: Pytester) -> None:
|
|
"""Ensure we automatically create CACHEDIR.TAG file in the pytest_cache directory (#4278)."""
|
|
from _pytest.cacheprovider import Cache
|
|
from _pytest.cacheprovider import CACHEDIR_TAG_CONTENT
|
|
|
|
config = pytester.parseconfig()
|
|
cache = Cache.for_config(config, _ispytest=True)
|
|
cache.set("foo", "bar")
|
|
cachedir_tag_path = cache._cachedir.joinpath("CACHEDIR.TAG")
|
|
assert cachedir_tag_path.read_bytes() == CACHEDIR_TAG_CONTENT
|
|
|
|
|
|
def test_clioption_with_cacheshow_and_help(pytester: Pytester) -> None:
|
|
result = pytester.runpytest("--cache-show", "--help")
|
|
assert result.ret == 0
|