test: Refactor function 'fails_to_parse_language_from_invalid_filename'

Author: utilForever

src/file_manager/models.rs

@@ -90,31 +90,19 @@ mod tests {
         assert_eq!(Language::from_filename(filename).unwrap(), expected);
     }
 
-    #[test]
-    fn fails_to_parse_language_from_invalid_filename() {
-        assert_eq!(
-            Language::from_filename(".java").unwrap_err(),
-            LanguageError::InvalidFilename
-        );
-
-        assert_eq!(
-            Language::from_filename("py").unwrap_err(),
-            LanguageError::InvalidFilename
-        );
-
-        assert_eq!(
-            Language::from_filename("file.").unwrap_err(),
-            LanguageError::InvalidFilename
-        );
-
-        assert_eq!(
-            Language::from_filename("run.exe").unwrap_err(),
-            LanguageError::UnsupportedExtension("exe".to_string())
-        );
-
+    #[rstest]
+    #[case(".java", LanguageError::InvalidFilename)]
+    #[case("py", LanguageError::InvalidFilename)]
+    #[case("file.", LanguageError::InvalidFilename)]
+    #[case("run.exe", LanguageError::UnsupportedExtension("exe".to_string()))]
+    #[case("", LanguageError::InvalidFilename)]
+    fn fails_to_parse_language_from_invalid_filename(
+        #[case] filename: &str,
+        #[case] expected_error: LanguageError,
+    ) {
         assert_eq!(
-            Language::from_filename("").unwrap_err(),
-            LanguageError::InvalidFilename
+            Language::from_filename(filename).unwrap_err(),
+            expected_error
         );
     }