fixup! Add test whether unreachable is reachable

Author: matthiasbeyer

src/de.rs

@@ -467,10 +467,9 @@ impl<'de> de::Deserializer<'de> for Config {
 #[cfg(test)]
 mod tests {
     use super::*;
+    use crate::Config;
     use crate::File;
     use crate::FileFormat;
-    use crate::Config;
-
 
     #[derive(Deserialize)]
     struct CFG {
@@ -490,7 +489,8 @@ mod tests {
         "#;
 
         let mut c = Config::default();
-        c.merge(File::from_str(working_config, FileFormat::Toml)).unwrap();
+        c.merge(File::from_str(working_config, FileFormat::Toml))
+            .unwrap();
         let c: CFG = c.try_into().unwrap();
     }
     #[test]
@@ -500,7 +500,8 @@ mod tests {
         "#;
 
         let mut c = Config::default();
-        c.merge(File::from_str(working_config, FileFormat::Toml)).unwrap();
+        c.merge(File::from_str(working_config, FileFormat::Toml))
+            .unwrap();
         let c: CFG = c.try_into().unwrap();
     }
 
@@ -512,8 +513,8 @@ mod tests {
         "#;
 
         let mut c = Config::default();
-        c.merge(File::from_str(panicing_config, FileFormat::Toml)).unwrap();
+        c.merge(File::from_str(panicing_config, FileFormat::Toml))
+            .unwrap();
         let c: CFG = c.try_into().unwrap();
     }
-
 }