Ensure mod tests is at the end (#419)

Fixes build failure

- [x] Changelog updated / no changelog update needed

agb-image-converter/src/lib.rs

@@ -569,21 +569,6 @@ pub fn include_font(input: TokenStream) -> TokenStream {
     .into()
 }
 
-#[cfg(test)]
-mod tests {
-    use asefile::AnimationDirection;
-
-    #[test]
-    // These directions defined in agb and have these values. This is important
-    // when outputting code for agb. If more animation directions are added then
-    // we will have to support them there.
-    fn directions_to_agb() {
-        assert_eq!(AnimationDirection::Forward as usize, 0);
-        assert_eq!(AnimationDirection::Reverse as usize, 1);
-        assert_eq!(AnimationDirection::PingPong as usize, 2);
-    }
-}
-
 fn valid_sprite_size(width: u32, height: u32) -> bool {
     match (width, height) {
         (8, 8) => true,
@@ -601,3 +586,18 @@ fn valid_sprite_size(width: u32, height: u32) -> bool {
         (_, _) => false,
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use asefile::AnimationDirection;
+
+    #[test]
+    // These directions defined in agb and have these values. This is important
+    // when outputting code for agb. If more animation directions are added then
+    // we will have to support them there.
+    fn directions_to_agb() {
+        assert_eq!(AnimationDirection::Forward as usize, 0);
+        assert_eq!(AnimationDirection::Reverse as usize, 1);
+        assert_eq!(AnimationDirection::PingPong as usize, 2);
+    }
+}

agb/src/lib.rs

@@ -360,6 +360,14 @@ pub mod test_runner {
     }
 }
 
+#[inline(never)]
+pub(crate) fn program_counter_before_interrupt() -> u32 {
+    extern "C" {
+        static mut agb_rs__program_counter: u32;
+    }
+    unsafe { agb_rs__program_counter }
+}
+
 #[cfg(test)]
 mod test {
     use super::Gba;
@@ -444,11 +452,3 @@ mod test {
         }
     }
 }
-
-#[inline(never)]
-pub(crate) fn program_counter_before_interrupt() -> u32 {
-    extern "C" {
-        static mut agb_rs__program_counter: u32;
-    }
-    unsafe { agb_rs__program_counter }
-}