From 851d72cdd58a51adcf93bcd9a5956d82d3b5417d Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@robocracy.org>
Date: Mon, 26 Dec 2016 00:43:58 -0800
Subject: parser: refactor vec operations into hashset

---
 modelica-parser-lalrpop/tests/ast.rs | 41 ++++++++++++++++--------------------
 1 file changed, 18 insertions(+), 23 deletions(-)

(limited to 'modelica-parser-lalrpop/tests')

diff --git a/modelica-parser-lalrpop/tests/ast.rs b/modelica-parser-lalrpop/tests/ast.rs
index 51c1014..d551142 100644
--- a/modelica-parser-lalrpop/tests/ast.rs
+++ b/modelica-parser-lalrpop/tests/ast.rs
@@ -5,52 +5,47 @@ use std::collections::HashSet;
 use std::iter::FromIterator;
 use modelica_parser::*;
 
-fn set_eq(a: Vec<String>, b: Vec<String>) -> bool {
-    let set_a: HashSet<String> = HashSet::from_iter(a);
-    let set_b: HashSet<String> = HashSet::from_iter(b);
-    return set_a == set_b;
-}
 
 #[test]
 fn test_expr_identifiers() {
     use modelica_parser::Expr::*;
 
-    assert!(set_eq(
-        vec![],
-        Integer(0).identifiers()));
-    assert!(set_eq(
-        vec!["x".to_string()],
-        Ident("x".to_string()).identifiers()));
-    assert!(set_eq(
-        vec!["x".to_string(), "y".to_string(), "z".to_string()],
+    assert_eq!(
+        HashSet::new(),
+        Integer(0).identifiers());
+    assert_eq!(
+        HashSet::from_iter(vec!["x".to_string()]),
+        Ident("x".to_string()).identifiers());
+    assert_eq!(
+        HashSet::from_iter(vec!["x".to_string(), "y".to_string(), "z".to_string()]),
         BinExpr(BinOperator::Add,
             Box::new(Sign(Box::new(Ident("z".to_string())))),
             Box::new(BinExpr(BinOperator::Add,
                 Box::new(Sign(Box::new(Ident("x".to_string())))),
-                Box::new(Sign(Box::new(Ident("y".to_string()))))))).identifiers()));
-    assert!(set_eq(
-        vec!["z".to_string()],
+                Box::new(Sign(Box::new(Ident("y".to_string()))))))).identifiers());
+    assert_eq!(
+        HashSet::from_iter(vec!["z".to_string()]),
         BinExpr(BinOperator::Add,
             Box::new(Ident("z".to_string())),
-            Box::new(Ident("z".to_string()))).identifiers()));
+            Box::new(Ident("z".to_string()))).identifiers());
 }
 
 #[test]
 fn test_eqn_identifiers() {
     use modelica_parser::Expr::*;
 
-    assert!(set_eq(
-        vec![],
+    assert_eq!(
+        HashSet::new(),
         SimpleEquation{
             lhs: Integer(0),
             rhs: Integer(0),
-        }.identifiers()));
-    assert!(set_eq(
-        vec!["z".to_string()],
+        }.identifiers());
+    assert_eq!(
+        HashSet::from_iter(vec!["z".to_string()]),
         SimpleEquation{
             lhs: Ident("z".to_string()),
             rhs: BinExpr(BinOperator::Add,
                 Box::new(Ident("z".to_string())),
                 Box::new(Ident("z".to_string()))),
-        }.identifiers()));
+        }.identifiers());
 }
-- 
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