Avoid a test dependency on a C compiler, skip the test on Windows
"""'pip wheel' tests"""
import os
import re
+import sys
from os.path import exists
import pytest
@@ -289,10 +290,17 @@ def test_pip_wheel_with_user_set_in_config(script, data, common_wheels):
assert "Successfully built withpyproject" in result.stdout, result.stdout
+@pytest.mark.skipif(sys.platform.startswith('win'),
+ reason='The empty extension module does not work on Win')
def test_pip_wheel_ext_module_with_tmpdir_inside(script, data, common_wheels):
tmpdir = data.src / 'extension/tmp'
tmpdir.mkdir()
script.environ['TMPDIR'] = str(tmpdir)
+
+ # To avoid a test dependency on a C compiler, we set the env vars to "noop"
+ # The .c source is empty anyway
+ script.environ['CC'] = script.environ['LDSHARED'] = str('true')
+
result = script.pip(
'wheel', data.src / 'extension',
'--no-index', '-f', common_wheels
