diff --git a/beamer/libs/semserialize/src/lib.rs b/beamer/libs/semserialize/src/lib.rs
index 912e3a8..dbc93e8 100644
--- a/beamer/libs/semserialize/src/lib.rs
+++ b/beamer/libs/semserialize/src/lib.rs
@@ -2,11 +2,11 @@
 use serde::{Serialize, Deserialize};
 
 // How many lines are there from HIGHEST to LOWEST
-const HEIGHT: usize = 32;
+pub const HEIGHT: usize = 32;
 // "Pixels" from left to right
-const WIDTH: usize = 32;
-#[derive(Serialize, Deserialize, Debug)]
-struct SemLine{
+pub const WIDTH: usize = 32;
+#[derive(Serialize, Deserialize, Debug,PartialEq)]
+pub struct SemLine{
     line: u32,
     pixels:[u8;WIDTH]
 
@@ -20,9 +20,8 @@ mod tests {
     fn test_serialize(){
         let test_struct: SemLine = SemLine{line:0,pixels:[0;WIDTH]};
         let serialized = serde_json::to_string(&test_struct).unwrap();
-        let 
-    }
-    fn deserialize(){
+        let deserialized:SemLine = serde_json::from_str(&serialized).unwrap();
+        assert_eq!(test_struct,deserialized);
 
     }
 }