diff --git a/spatial-coordinate-systems/src/error.rs b/spatial-coordinate-systems/src/error.rs
index eabc323..1810f54 100644
--- a/spatial-coordinate-systems/src/error.rs
+++ b/spatial-coordinate-systems/src/error.rs
@@ -2,7 +2,7 @@ use thiserror::Error;
 
 use crate::Direction;
 
-#[derive(Error, Debug)]
+#[derive(Error, Debug, PartialEq)]
 pub enum Error {
     #[error("Invalid latitude: {0}")]
     InvalidLatitude(f64),
@@ -20,7 +20,7 @@ pub enum Error {
     #[error("Error parsing: {0}")]
     NomErr(String),
     #[error("No UTM zone letter")]
-    NoUtmZoneLetter
+    NoUtmZoneLetter,
 }
 
 impl From<pluscodes::Error> for Error {
diff --git a/spatial-coordinate-systems/src/lib.rs b/spatial-coordinate-systems/src/lib.rs
index 08765c9..a6341e1 100644
--- a/spatial-coordinate-systems/src/lib.rs
+++ b/spatial-coordinate-systems/src/lib.rs
@@ -230,22 +230,13 @@ mod tests {
                 assert!(cvt.is_ok());
             }};
         }
-        // assert_eq!(
-        //     Coordinate::from_str("0.000000 100.500278"),
-        //     Ok(Coordinate::DD(dd::Coordinate::new(LatLon::from(
-        //         0.0, 100.500278
-        //     ))))
-        // );
 
-        // assert_eq!(
-        //     Coordinate::from_str("47N 666962.588 0.000"),
-        //     Ok(Coordinate::UTM(utm::Coordinate {
-        //         zone_num: 47,
-        //         zone_letter: 'N',
-        //         easting: 666962.588,
-        //         northing: 0.0
-        //     }))
-        // );
+        assert_eq!(
+            Coordinate::from_str("0.000000 100.500278").unwrap(),
+            Coordinate::DD(
+                dd::Coordinate::try_from(LatLon::new(0.0, 100.500278).unwrap()).unwrap()
+            )
+        );
 
         p!("1 2");
         p!(r#"0° 0' 0" N 100° 30' 1" W"#);
diff --git a/spatial-coordinate-systems/src/utm.rs b/spatial-coordinate-systems/src/utm.rs
index ca86e48..157cb59 100644
--- a/spatial-coordinate-systems/src/utm.rs
+++ b/spatial-coordinate-systems/src/utm.rs
@@ -145,5 +145,17 @@ mod tests {
         .unwrap()
         .to_string());
         p!("34H 261877.8163738246 6243185.589276327");
+
+        assert_eq!(
+            Coordinate::from_str("47N 666962.588 0.000"),
+            Ok(Coordinate {
+                zone_num: 47,
+                zone_letter: 'N',
+                easting: 666962.588,
+                northing: 0.0,
+
+                latlon: LatLon::new(1.534972646100779e-9, 100.50027886695585).unwrap()
+            })
+        );
     }
 }