st_file_attributes (RustPython#6353)

Author: youknowone

Lib/test/test_os.py

@@ -714,7 +714,6 @@ def check_file_attributes(self, result):
         self.assertTrue(isinstance(result.st_file_attributes, int))
         self.assertTrue(0 <= result.st_file_attributes <= 0xFFFFFFFF)
 
-    @unittest.expectedFailureIfWindows('TODO: RUSTPYTHON; os.stat return value doesnt have st_file_attributes attribute')
     @unittest.skipUnless(sys.platform == "win32",
                          "st_file_attributes is Win32 specific")
     def test_file_attributes(self):

Lib/test/test_site.py

@@ -223,7 +223,6 @@ def test_addsitedir_hidden_flags(self):
         finally:
             pth_file.cleanup()
 
-    @unittest.expectedFailure # TODO: RUSTPYTHON
     @unittest.skipUnless(sys.platform == 'win32', 'test needs Windows')
     @support.requires_subprocess()
     def test_addsitedir_hidden_file_attribute(self):

crates/vm/src/stdlib/os.rs

@@ -801,6 +801,9 @@ pub(super) mod _os {
         #[pyarg(any, default)]
         #[pystruct_sequence(skip)]
         pub st_reparse_tag: u32,
+        #[pyarg(any, default)]
+        #[pystruct_sequence(skip)]
+        pub st_file_attributes: u32,
     }
 
     impl StatResultData {
@@ -835,6 +838,11 @@ pub(super) mod _os {
             #[cfg(not(windows))]
             let st_reparse_tag = 0;
 
+            #[cfg(windows)]
+            let st_file_attributes = stat.st_file_attributes;
+            #[cfg(not(windows))]
+            let st_file_attributes = 0;
+
             Self {
                 st_mode: vm.ctx.new_pyref(stat.st_mode),
                 st_ino: vm.ctx.new_pyref(stat.st_ino),
@@ -853,6 +861,7 @@ pub(super) mod _os {
                 st_mtime_ns: to_ns(mtime),
                 st_ctime_ns: to_ns(ctime),
                 st_reparse_tag,
+                st_file_attributes,
             }
         }
     }