Mac/Windows stubs and test case for environment inheritance

cibuildwheel/macos.py

@@ -10,7 +10,7 @@ except ImportError:
 from .util import prepare_command
 
 
-def build(project_dir, package_name, output_dir, test_command, test_requires, before_build, skip):
+def build(project_dir, package_name, output_dir, test_command, test_requires, before_build, skip, environment):
     PythonConfiguration = namedtuple('PythonConfiguration', ['version', 'identifier', 'url'])
     python_configurations = [
         PythonConfiguration(version='2.7', identifier='cp27-macosx_10_6_intel', url='https://www.python.org/ftp/python/2.7.13/python-2.7.13-macosx10.6.pkg'),

cibuildwheel/windows.py

@@ -10,7 +10,7 @@ from glob import glob
 from .util import prepare_command
 
 
-def build(project_dir, package_name, output_dir, test_command, test_requires, before_build, skip):
+def build(project_dir, package_name, output_dir, test_command, test_requires, before_build, skip, environment):
     # run_with_env is a cmd file that sets the right environment variables to
     run_with_env = os.path.join(tempfile.gettempdir(), 'appveyor_run_with_env.cmd')
     if not os.path.exists(run_with_env):

test/05_environment/environment.json

@@ -1,3 +1,3 @@
 {
-    "CIBW_ENVIRONMENT": "CIBW_TEST_VAR=\"a b c\" CIBW_TEST_VAR_2=1"
+    "CIBW_ENVIRONMENT": "CIBW_TEST_VAR=\"a b c\" CIBW_TEST_VAR_2=1 PATH=$PATH:/opt/cibw_test_path"
 }

test/05_environment/setup.py

@@ -5,11 +5,17 @@ if sys.argv[-1] != '--name':
     # explode if environment isn't correct, as set in CIBW_ENVIRONMENT
     CIBW_TEST_VAR = os.environ.get('CIBW_TEST_VAR')
     CIBW_TEST_VAR_2 = os.environ.get('CIBW_TEST_VAR_2')
+    PATH = os.environ.get('PATH')
 
     if CIBW_TEST_VAR != 'a b c':
         raise Exception('CIBW_TEST_VAR should equal "a b c". It was "%s"' % CIBW_TEST_VAR)
     if CIBW_TEST_VAR_2 != '1':
         raise Exception('CIBW_TEST_VAR_2 should equal "1". It was "%s"' % CIBW_TEST_VAR_2)
+    if '/opt/cibw_test_path' not in PATH:
+        raise Exception('PATH should contain "/opt/cibw_test_path". It was "%s"' % PATH)
+    if '$PATH' in PATH:
+        raise Exception('$PATH should be expanded in PATH. It was "%s"' % PATH)
+
 
 setup(
     name="spam",