test: add blahaj test

src/builtins/blahaj.rs

@@ -88,3 +88,14 @@ fn german(blahaj: &str) {
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_quote() {
+        assert_eq!(Blahaj.execute(&mut BuiltinConfig::new(), vec![]), Ok(()))
+    }
+}
+