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- """Test cases that run tests as subprocesses."""
- from __future__ import annotations
- 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")
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