Ensure tests are up-to-date with master

test/test_05_environment.py

@@ -1,4 +1,7 @@
-import os, inspect, textwrap
+import os
+import pytest
+import subprocess
+import textwrap
 from . import utils
 from .template_projects import CTemplateProject
 
@@ -30,15 +33,26 @@ def test(tmpdir):
 
     # write some information into the CIBW_ENVIRONMENT, for expansion and
     # insertion into the environment by cibuildwheel. This is checked
-    # in setup_py_add
-    actual_wheels = utils.cibuildwheel_run(
-        project_dir,
-        add_env={
-            "CIBW_ENVIRONMENT": """CIBW_TEST_VAR="a b c" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3="$(echo 'test string 3')" PATH=$PATH:/opt/cibw_test_path""",
-            "CIBW_ENVIRONMENT_WINDOWS": '''CIBW_TEST_VAR="a b c" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3="$(echo 'test string 3')" PATH="$PATH;/opt/cibw_test_path"''',
-        },
-    )
+    # in setup.py
+    actual_wheels = utils.cibuildwheel_run(project_dir, add_env={
+        'CIBW_ENVIRONMENT': '''CIBW_TEST_VAR="a b c" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3="$(echo 'test string 3')" PATH=$PATH:/opt/cibw_test_path''',
+        'CIBW_ENVIRONMENT_WINDOWS': '''CIBW_TEST_VAR="a b c" CIBW_TEST_VAR_2=1 CIBW_TEST_VAR_3="$(echo 'test string 3')" PATH="$PATH;/opt/cibw_test_path"''',
+    })
 
     # also check that we got the right wheels built
-    expected_wheels = utils.expected_wheels("spam", "0.1.0")
+    expected_wheels = utils.expected_wheels('spam', '0.1.0')
     assert set(actual_wheels) == set(expected_wheels)
+
+
+def test_overridden_path(tmp_path):
+    project_dir = str(tmp_path / 'project')
+    output_dir = str(tmp_path / 'output')
+    CTemplateProject().generate(project_dir)
+
+    # mess up PATH, somehow
+    with pytest.raises(subprocess.CalledProcessError):
+        utils.cibuildwheel_run(project_dir, output_dir=output_dir, add_env={
+            'CIBW_ENVIRONMENT': '''SOMETHING="$(mkdir new_path && touch new_path/python)" PATH="$(realpath new_path):$PATH"''',
+            'CIBW_ENVIRONMENT_WINDOWS': '''SOMETHING="$(mkdir new_path && type nul > new_path/python.exe)" PATH="$CD\\new_path;$PATH"''',
+        })
+    assert len(os.listdir(output_dir)) == 0