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-rw-r--r--Lib/test/test_cppext.py25
1 files changed, 17 insertions, 8 deletions
diff --git a/Lib/test/test_cppext.py b/Lib/test/test_cppext.py
index 465894d..4fb62d8 100644
--- a/Lib/test/test_cppext.py
+++ b/Lib/test/test_cppext.py
@@ -1,6 +1,7 @@
# gh-91321: Build a basic C++ test extension to check that the Python C API is
# compatible with C++ and does not emit C++ compiler warnings.
import os.path
+import shutil
import sys
import unittest
import subprocess
@@ -39,6 +40,10 @@ class TestCPPExt(unittest.TestCase):
self._check_build(std_cpp03, extension_name)
def _check_build(self, std_cpp03, extension_name):
+ pkg_dir = 'pkg'
+ os.mkdir(pkg_dir)
+ shutil.copy(SETUP_TESTCPPEXT, os.path.join(pkg_dir, "setup.py"))
+
venv_dir = 'env'
verbose = support.verbose
@@ -59,11 +64,15 @@ class TestCPPExt(unittest.TestCase):
python = os.path.join(venv_dir, 'bin', python_exe)
def run_cmd(operation, cmd):
+ env = os.environ.copy()
+ env['CPYTHON_TEST_CPP_STD'] = 'c++03' if std_cpp03 else 'c++11'
+ env['CPYTHON_TEST_EXT_NAME'] = extension_name
if verbose:
print('Run:', ' '.join(cmd))
- subprocess.run(cmd, check=True)
+ subprocess.run(cmd, check=True, env=env)
else:
proc = subprocess.run(cmd,
+ env=env,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
text=True)
@@ -72,16 +81,16 @@ class TestCPPExt(unittest.TestCase):
self.fail(
f"{operation} failed with exit code {proc.returncode}")
- # Build the C++ extension
cmd = [python, '-X', 'dev',
- SETUP_TESTCPPEXT, 'build_ext', '--verbose']
- if std_cpp03:
- cmd.append('-std=c++03')
- run_cmd('Build', cmd)
+ '-m', 'pip', 'install',
+ support.findfile('setuptools-67.6.1-py3-none-any.whl'),
+ support.findfile('wheel-0.40.0-py3-none-any.whl')]
+ run_cmd('Install build dependencies', cmd)
- # Install the C++ extension
+ # Build and install the C++ extension
cmd = [python, '-X', 'dev',
- SETUP_TESTCPPEXT, 'install']
+ '-m', 'pip', 'install', '--no-build-isolation',
+ os.path.abspath(pkg_dir)]
run_cmd('Install', cmd)
# Do a reference run. Until we test that running python