chore: add tests, snapshots for preview

Author: chirizxc

crates/ruff_linter/src/rules/flake8_use_pathlib/mod.rs

@@ -80,6 +80,48 @@ mod tests {
         Ok(())
     }
 
+    #[test_case(Path::new("full_name.py"))]
+    #[test_case(Path::new("import_as.py"))]
+    #[test_case(Path::new("import_from_as.py"))]
+    #[test_case(Path::new("import_from.py"))]
+    fn preview_rules(path: &Path) -> Result<()> {
+        let snapshot = format!("preview_{}", path.to_string_lossy());
+        let diagnostics = test_path(
+            Path::new("flake8_use_pathlib").join(path).as_path(),
+            &settings::LinterSettings {
+                preview: PreviewMode::Enabled,
+                ..settings::LinterSettings::for_rules(vec![
+                    Rule::OsPathAbspath,
+                    Rule::OsChmod,
+                    Rule::OsMkdir,
+                    Rule::OsMakedirs,
+                    Rule::OsRename,
+                    Rule::OsReplace,
+                    Rule::OsRmdir,
+                    Rule::OsRemove,
+                    Rule::OsUnlink,
+                    Rule::OsGetcwd,
+                    Rule::OsPathExists,
+                    Rule::OsPathExpanduser,
+                    Rule::OsPathIsdir,
+                    Rule::OsPathIsfile,
+                    Rule::OsPathIslink,
+                    Rule::OsReadlink,
+                    Rule::OsStat,
+                    Rule::OsPathIsabs,
+                    Rule::OsPathJoin,
+                    Rule::OsPathBasename,
+                    Rule::OsPathDirname,
+                    Rule::OsPathSamefile,
+                    Rule::OsPathSplitext,
+                    Rule::BuiltinOpen,
+                ])
+            },
+        )?;
+        assert_diagnostics!(snapshot, diagnostics);
+        Ok(())
+    }
+
     #[test_case(Rule::OsPathGetsize, Path::new("PTH202.py"))]
     #[test_case(Rule::OsPathGetsize, Path::new("PTH202_2.py"))]
     #[test_case(Rule::OsPathGetatime, Path::new("PTH203.py"))]