Mark failing tests on Windows only

Lib/test/test_file.py

@@ -136,6 +136,11 @@ class PyAutoFileTests(AutoFileTests, unittest.TestCase):
     open = staticmethod(pyio.open)
 
 
+# TODO: RUSTPYTHON
+if sys.platform == "win32":
+    PyAutoFileTests = unittest.expectedFailure(PyAutoFileTests)
+
+
 class OtherFileTests:
 
     def tearDown(self):
@@ -333,6 +338,30 @@ class COtherFileTests(OtherFileTests, unittest.TestCase):
 class PyOtherFileTests(OtherFileTests, unittest.TestCase):
     open = staticmethod(pyio.open)
 
+    # TODO: RUSTPYTHON
+    if sys.platform == "win32":
+        @unittest.expectedFailure
+        def testIteration(self):
+            super().testIteration()
+
+    # TODO: RUSTPYTHON
+    if sys.platform == "win32":
+        @unittest.expectedFailure
+        def testModeStrings(self):
+            super().testModeStrings()
+
+    # TODO: RUSTPYTHON
+    if sys.platform == "win32":
+        @unittest.expectedFailure
+        def testSetBufferSize(self):
+            super().testSetBufferSize()
+
+    # TODO: RUSTPYTHON
+    if sys.platform == "win32":
+        @unittest.expectedFailure
+        def testTruncateOnWindows(self):
+            super().testTruncateOnWindows()
+
 
 if __name__ == '__main__':
     unittest.main()