init

.venv/lib/python3.8/site-packages/mypyc/test/test_external.py

@@ -0,0 +1,47 @@
+"""Test cases that run tests as subprocesses."""
+
+from typing import List
+
+import os
+import subprocess
+import sys
+import unittest
+
+
+base_dir = os.path.join(os.path.dirname(__file__), '..', '..')
+
+
+class TestExternal(unittest.TestCase):
+    # TODO: Get this to work on Windows.
+    # (Or don't. It is probably not a good use of time.)
+    @unittest.skipIf(sys.platform.startswith("win"), "rt tests don't work on windows")
+    def test_c_unit_test(self) -> None:
+        """Run C unit tests in a subprocess."""
+        # Build Google Test, the C++ framework we use for testing C code.
+        # The source code for Google Test is copied to this repository.
+        cppflags: List[str] = []
+        env = os.environ.copy()
+        if sys.platform == 'darwin':
+            cppflags += ['-mmacosx-version-min=10.10', '-stdlib=libc++']
+        env['CPPFLAGS'] = ' '.join(cppflags)
+        subprocess.check_call(
+            ['make', 'libgtest.a'],
+            env=env,
+            cwd=os.path.join(base_dir, 'mypyc', 'external', 'googletest', 'make'))
+        # Build Python wrapper for C unit tests.
+        env = os.environ.copy()
+        env['CPPFLAGS'] = ' '.join(cppflags)
+        status = subprocess.check_call(
+            [sys.executable, 'setup.py', 'build_ext', '--inplace'],
+            env=env,
+            cwd=os.path.join(base_dir, 'mypyc', 'lib-rt'))
+        # Run C unit tests.
+        env = os.environ.copy()
+        if 'GTEST_COLOR' not in os.environ:
+            env['GTEST_COLOR'] = 'yes'  # Use fancy colors
+        status = subprocess.call([sys.executable, '-c',
+                                  'import sys, test_capi; sys.exit(test_capi.run_tests())'],
+                                 env=env,
+                                 cwd=os.path.join(base_dir, 'mypyc', 'lib-rt'))
+        if status != 0:
+            raise AssertionError("make test: C unit test failure")