1 files changed, 23 insertions, 6 deletions
diff --git a/src/tests.rs b/src/tests.rs
index 3c029b9..7b377d3 100644
--- a/src/tests.rs
+++ b/src/tests.rs
@@ -1,15 +1,32 @@
-use crate::tree;
-
+use crate::tree::{self, InsertDirection};
+fn ascending_predicate(l: i32, r: i32) -> InsertDirection {
+        if l >= r {
+            return InsertDirection::Right;
+        } else {
+            return InsertDirection::Left;
+        }
+    }
 #[test]
 pub fn test_tree_init() {
     let _ = tree::Tree::new(1);
 }
-
+#[test]
+pub fn test_tree_level_order_print() {
+    let mut t = tree::Tree::new(1);
+    let arr = vec![12, 567, 45, 56, 77, 293, 10, 2];
+    for i in arr {
+        t.insert(i, ascending_predicate);
+    }
+    t.level_order();
+}
 #[test]
 pub fn test_tree_insert() {
     let mut t = tree::Tree::new(1);
-    t.insert_left(12);
-    t.insert_right(13);
-    t.insert_left(15);
+    
+    let arr = vec![12, 567, 45, 56, 77, 293, 10, 2];
+    for i in arr {
+        t.insert(i, ascending_predicate);
+    }
     println!("{}", t);
+
 }