Fix warnings in tests (#355)

validator/tests/display.rs

@@ -1,4 +1,4 @@
-#[cfg(derive)]
+#[cfg(feature = "derive")]
 mod tests {
     use validator::Validate;
 
@@ -17,13 +17,13 @@ mod tests {
 
     #[derive(Validate)]
     struct Bar {
-        #[validate]
+        #[validate(nested)]
         bar: Foo,
     }
 
     #[derive(Validate)]
     struct DeepBar {
-        #[validate]
+        #[validate(nested)]
         deep_bar: Bar,
     }
 
@@ -41,7 +41,7 @@ mod tests {
 
     #[derive(Validate)]
     struct Baz {
-        #[validate]
+        #[validate(nested)]
         baz: Vec<Foo>,
     }
 

validator_derive_tests/tests/schema.rs

@@ -24,13 +24,13 @@ mod some_defining_mod {
     #[derive(Debug, Validate)]
     #[validate(schema(function = crate::some_validation_mod::valid_schema_fn))]
     pub struct TestStructValid {
-        pub val: String,
+        pub _val: String,
     }
 
     #[derive(Debug, Validate)]
     #[validate(schema(function = crate::some_validation_mod::invalid_schema_fn))]
     pub struct TestStructInvalid {
-        pub val: String,
+        pub _val: String,
     }
 }
 
@@ -50,14 +50,14 @@ mod some_validation_mod {
 
 #[test]
 fn can_validate_fully_qualified_fn_ok() {
-    let s = some_defining_mod::TestStructValid { val: "hello".into() };
+    let s = some_defining_mod::TestStructValid { _val: "hello".into() };
 
     assert!(s.validate().is_ok());
 }
 
 #[test]
 fn can_fail_fully_qualified_fn_validation() {
-    let s = some_defining_mod::TestStructInvalid { val: "hello".into() };
+    let s = some_defining_mod::TestStructInvalid { _val: "hello".into() };
 
     let res = s.validate();
     assert!(res.is_err());