extern crate combine;
extern crate combine_language;
extern crate rsstreem;

pub mod parse;

#[cfg(test)]
mod tests {
    use super::*;
    use rsstreem::ast::*;

    #[test]
    fn add_expr_test() {
        let expr_string = "1 + 2";
        let correct_expr = Ast::Op {
            op: Biop::Plus,
            lhs: Box::new(Ast::Int(1)),
            rhs: Box::new(Ast::Int(2)),
        };

        assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
    }

    #[test]
    fn integer_test() {
        let expr_string = "100";
        let correct_expr = Ast::Int(100);

        assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
    }
}

extern crate combine;
extern crate combine_language;
extern crate rsstreem;

pub mod parse;

#[cfg(test)]
mod tests {
    use super::*;
    use rsstreem::ast::*;

    #[test]
    fn add_expr_test() {
        let expr_string = "1 + 2";
        let correct_expr = Box::new(Ast::Op {
                                        op: Biop::Plus,
                                        lhs: Box::new(Ast::Int(1)),
                                        rhs: Box::new(Ast::Int(2)),
                                    });

        assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
    }

    #[test]
    fn integer_test() {
        let expr_string = "100";
        let correct_expr = Box::new(Ast::Int(100));

        assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
    }
}

--- 
+++ 
@@ -12,11 +12,11 @@
     #[test]
     fn add_expr_test() {
         let expr_string = "1 + 2";
-        let correct_expr = Box::new(Ast::Op {
-                                        op: Biop::Plus,
-                                        lhs: Box::new(Ast::Int(1)),
-                                        rhs: Box::new(Ast::Int(2)),
-                                    });
+        let correct_expr = Ast::Op {
+            op: Biop::Plus,
+            lhs: Box::new(Ast::Int(1)),
+            rhs: Box::new(Ast::Int(2)),
+        };
 
         assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
     }
@@ -24,7 +24,7 @@
     #[test]
     fn integer_test() {
         let expr_string = "100";
-        let correct_expr = Box::new(Ast::Int(100));
+        let correct_expr = Ast::Int(100);
 
         assert_eq!(parse::parse_code(expr_string).unwrap()[0], correct_expr);
     }
Delete boxied structure in test
