[GR-66098] Fix test_platform and test_mailbox on Windows

PullRequest: graalpython/3847

Author: otethal

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/PosixModuleBuiltins.java

@@ -345,6 +345,9 @@ public void postInitialize(Python3Core core) {
         PythonModule posix;
         if (PythonOS.getPythonOS() == PythonOS.PLATFORM_WIN32) {
             posix = core.lookupBuiltinModule(T_NT);
+            posix.setAttribute(toTruffleStringUncached("chown"), PNone.NO_VALUE);
+            posix.setAttribute(toTruffleStringUncached("fchown"), PNone.NO_VALUE);
+            posix.setAttribute(toTruffleStringUncached("lchown"), PNone.NO_VALUE);
         } else {
             posix = core.lookupBuiltinModule(T_POSIX);
         }

graalpython/lib-python/3/test/test_platform.py

@@ -341,7 +341,8 @@ def test_win32_ver(self):
                 int(v)  # should not fail
         if csd:
             self.assertTrue(csd.startswith('SP'), msg=csd)
-        if ptype:
+        # Truffle change: graalpy does not support registry access
+        if ptype and ptype != ptype1:
             if os.cpu_count() > 1:
                 self.assertIn('Multiprocessor', ptype)
             else: