remove unwanted generated files from fixtures (#9103)

.gitignore

@@ -1,17 +1,7 @@
 *.pyc
 
 # Packages
-*.egg
-!/tests/**/*.egg
-/*.egg-info
 /dist/*
-build
-_build
-.cache
-*.so
-
-# Installer logs
-pip-log.txt
 
 # Unit test / coverage reports
 .coverage
@@ -22,20 +12,8 @@ pip-log.txt
 .python-version
 .vscode/*
 
-/test.py
-/test_*.*
-
-/setup.cfg
-MANIFEST.in
-/setup.py
 /docs/site/*
-/tests/fixtures/simple_project/setup.py
-/tests/fixtures/project_with_extras/setup.py
 .mypy_cache
 
 .venv
-/releases/*
-pip-wheel-metadata
 /poetry.toml
-
-poetry/core/*

tests/helpers.py

@@ -4,7 +4,6 @@
 import os
 import re
 import shutil
-import sys
 import urllib.parse
 
 from pathlib import Path
@@ -74,24 +73,16 @@ def get_dependency(
     return Factory.create_dependency(name, constraint or "*", groups=groups)
 
 
-def copy_or_symlink(source: Path, dest: Path) -> None:
+def copy_path(source: Path, dest: Path) -> None:
     if dest.is_symlink() or dest.is_file():
         dest.unlink()  # missing_ok is only available in Python >= 3.8
     elif dest.is_dir():
         shutil.rmtree(dest)
 
-    # os.symlink requires either administrative privileges or developer mode on Win10,
-    # throwing an OSError if neither is active.
-    if sys.platform == "win32":
-        try:
-            os.symlink(str(source), str(dest), target_is_directory=source.is_dir())
-        except OSError:
-            if source.is_dir():
-                shutil.copytree(str(source), str(dest))
-            else:
-                shutil.copyfile(str(source), str(dest))
+    if source.is_dir():
+        shutil.copytree(source, dest)
     else:
-        os.symlink(str(source), str(dest))
+        shutil.copyfile(source, dest)
 
 
 class MockDulwichRepo:
@@ -122,7 +113,7 @@ def mock_clone(
     dest = source_root / path
     dest.parent.mkdir(parents=True, exist_ok=True)
 
-    copy_or_symlink(folder, dest)
+    copy_path(folder, dest)
     return MockDulwichRepo(dest)
 
 
@@ -138,7 +129,7 @@ def mock_download(
 
     fixture = FIXTURE_PATH / parts.path.lstrip("/")
 
-    copy_or_symlink(fixture, dest)
+    copy_path(fixture, dest)
 
 
 class TestExecutor(Executor):

tests/installation/fixtures/with-directory-dependency-setuptools.test

@@ -25,7 +25,7 @@ files = []
 
 [package.source]
 type = "directory"
-url = "tests/fixtures/project_with_setup"
+url = "project"
 
 [package.dependencies]
 cachy = {version = ">=0.2.0", extras = ["msgpack"]}

tests/installation/test_chef.py

@@ -133,10 +133,13 @@ def test_prepare_directory_with_extensions(
     config_cache_dir: Path,
     artifact_cache: ArtifactCache,
     fixture_dir: FixtureDirGetter,
+    tmp_path: Path,
 ) -> None:
     env = EnvManager.get_system_env()
     chef = Chef(artifact_cache, env, Factory.create_pool(config))
-    archive = fixture_dir("extended_with_no_setup").resolve()
+    archive = shutil.copytree(
+        fixture_dir("extended_with_no_setup").resolve(), tmp_path / "project"
+    )
 
     wheel = chef.prepare(archive)
 

tests/installation/test_installer.py

@@ -2,6 +2,7 @@
 
 import json
 import re
+import shutil
 
 from pathlib import Path
 from typing import TYPE_CHECKING
@@ -1298,13 +1299,13 @@ def test_run_installs_with_local_setuptools_directory(
     locker: Locker,
     repo: Repository,
     package: ProjectPackage,
-    tmpdir: Path,
+    tmp_path: Path,
     fixture_dir: FixtureDirGetter,
 ) -> None:
-    root_dir = Path(__file__).parent.parent.parent
+    root_dir = tmp_path / "root"
     package.root_dir = root_dir
     locker.set_lock_path(root_dir)
-    file_path = fixture_dir("project_with_setup/")
+    file_path = shutil.copytree(fixture_dir("project_with_setup"), root_dir / "project")
     package.add_dependency(
         Factory.create_dependency(
             "project-with-setup",