Update test_faulthandler.py from Cpython v3.11.2

Lib/test/test_faulthandler.py

@@ -19,6 +19,9 @@ try:
 except ImportError:
     _testcapi = None
 
+if not support.has_subprocess_support:
+    raise unittest.SkipTest("test module requires subprocess")
+
 TIMEOUT = 0.5
 MS_WINDOWS = (os.name == 'nt')
 
@@ -46,6 +49,7 @@ def temporary_filename():
         os_helper.unlink(filename)
 
 class FaultHandlerTests(unittest.TestCase):
+
     def get_output(self, code, filename=None, fd=None):
         """
         Run the specified code in Python (in a new child process) and read the
@@ -432,6 +436,7 @@ class FaultHandlerTests(unittest.TestCase):
 
     # TODO: RUSTPYTHON, subprocess.CalledProcessError: Command ... returned non-zero exit status 1.
     @unittest.expectedFailure
+    @support.requires_subprocess()
     def test_disabled_by_default(self):
         # By default, the module should be disabled
         code = "import faulthandler; print(faulthandler.is_enabled())"
@@ -442,6 +447,7 @@ class FaultHandlerTests(unittest.TestCase):
 
     # TODO: RUSTPYTHON, subprocess.CalledProcessError: Command '<filter object at ...>' returned non-zero exit status 1.
     @unittest.expectedFailure
+    @support.requires_subprocess()
     def test_sys_xoptions(self):
         # Test python -X faulthandler
         code = "import faulthandler; print(faulthandler.is_enabled())"
@@ -456,6 +462,7 @@ class FaultHandlerTests(unittest.TestCase):
 
     # TODO: RUSTPYTHON
     @unittest.expectedFailure
+    @support.requires_subprocess()
     def test_env_var(self):
         # empty env var
         code = "import faulthandler; print(faulthandler.is_enabled())"