From bf2a05f48893e9ef16cd50efefdeee9add1b93ee Mon Sep 17 00:00:00 2001
From: Cain <75994858+cainthebest@users.noreply.github.com>
Date: Fri, 10 Mar 2023 21:27:30 +0100
Subject: [PATCH] [Tests] result, display, trait and cloning (#19)

---
 src/errors.rs | 46 +++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 43 insertions(+), 3 deletions(-)

diff --git a/src/errors.rs b/src/errors.rs
index afefef1..a647123 100644
--- a/src/errors.rs
+++ b/src/errors.rs
@@ -1,13 +1,12 @@
-
 //! The library's possible errors.
 use std::fmt;
-use std::{fmt::Formatter, error::Error};
+use std::{error::Error, fmt::Formatter};
 
 /// Result of Type and GDError.
 pub type GDResult<T> = Result<T, GDError>;
 
 /// GameDig Error.
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub enum GDError {
     /// The received packet was bigger than the buffer size.
     PacketOverflow,
@@ -48,3 +47,44 @@ impl fmt::Display for GDError {
         write!(f, "{:?}", self)
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    // Testing Ok variant of the GDResult type
+    #[test]
+    fn test_gdresult_ok() {
+        let result: GDResult<u32> = Ok(42);
+        assert_eq!(result.unwrap(), 42);
+    }
+
+    // Testing Err variant of the GDResult type
+    #[test]
+    fn test_gdresult_err() {
+        let result: GDResult<u32> = Err(GDError::InvalidInput);
+        assert_eq!(result.is_err(), true);
+    }
+
+    // Testing the Display trait for the GDError type
+    #[test]
+    fn test_display() {
+        let error = GDError::PacketOverflow;
+        assert_eq!(format!("{}", error), "PacketOverflow");
+    }
+
+    // Testing the Error trait for the GDError type
+    #[test]
+    fn test_error_trait() {
+        let error = GDError::PacketBad;
+        assert!(error.source().is_none());
+    }
+
+    // Testing cloning the GDError type
+    #[test]
+    fn test_cloning() {
+        let error = GDError::BadGame(String::from("MyGame"));
+        let cloned_error = error.clone();
+        assert_eq!(error, cloned_error);
+    }
+}