Update tests

Author: GuillaumeGomez

tests/ui/duplicated_attributes.rs

@@ -17,7 +17,7 @@ fn foo() {}
 
 #[cfg(unix)]
 #[cfg(windows)]
-#[cfg(unix)] //~ ERROR: duplicated attribute
+#[cfg(unix)] // cfgs are not handled
 fn bar() {}
 
 #[proc_macro_attr::duplicated_attr()] // Should not warn!

tests/ui/duplicated_attributes.stderr

@@ -34,22 +34,5 @@ help: remove this attribute
 LL | #[allow(dead_code)]
    |         ^^^^^^^^^
 
-error: duplicated attribute
-  --> tests/ui/duplicated_attributes.rs:20:7
-   |
-LL | #[cfg(unix)]
-   |       ^^^^
-   |
-note: first defined here
-  --> tests/ui/duplicated_attributes.rs:18:7
-   |
-LL | #[cfg(unix)]
-   |       ^^^^
-help: remove this attribute
-  --> tests/ui/duplicated_attributes.rs:20:7
-   |
-LL | #[cfg(unix)]
-   |       ^^^^
-
-error: aborting due to 3 previous errors
+error: aborting due to 2 previous errors
 

tests/ui/unnecessary_clippy_cfg.stderr

@@ -57,5 +57,41 @@ error: no need to put clippy lints behind a `clippy` cfg
 LL | #![cfg_attr(clippy, deny(clippy::non_minimal_cfg, clippy::maybe_misused_cfg))]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `#![deny(clippy::non_minimal_cfg, clippy::maybe_misused_cfg)]`
 
-error: aborting due to 8 previous errors
+error: duplicated attribute
+  --> tests/ui/unnecessary_clippy_cfg.rs:8:26
+   |
+LL | #![cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg, clippy::maybe_misused_cfg))]
+   |                          ^^^^^^^^^
+   |
+note: first defined here
+  --> tests/ui/unnecessary_clippy_cfg.rs:6:26
+   |
+LL | #![cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg))]
+   |                          ^^^^^^^^^
+help: remove this attribute
+  --> tests/ui/unnecessary_clippy_cfg.rs:8:26
+   |
+LL | #![cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg, clippy::maybe_misused_cfg))]
+   |                          ^^^^^^^^^
+   = note: `-D clippy::duplicated-attributes` implied by `-D warnings`
+   = help: to override `-D warnings` add `#[allow(clippy::duplicated_attributes)]`
+
+error: duplicated attribute
+  --> tests/ui/unnecessary_clippy_cfg.rs:17:25
+   |
+LL | #[cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg, clippy::maybe_misused_cfg))]
+   |                         ^^^^^^^^^
+   |
+note: first defined here
+  --> tests/ui/unnecessary_clippy_cfg.rs:15:25
+   |
+LL | #[cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg))]
+   |                         ^^^^^^^^^
+help: remove this attribute
+  --> tests/ui/unnecessary_clippy_cfg.rs:17:25
+   |
+LL | #[cfg_attr(clippy, deny(dead_code, clippy::non_minimal_cfg, clippy::maybe_misused_cfg))]
+   |                         ^^^^^^^^^
+
+error: aborting due to 10 previous errors
 

tests/ui/useless_attribute.fixed

@@ -1,6 +1,6 @@
 //@aux-build:proc_macro_derive.rs
 
-#![allow(unused)]
+#![allow(unused, clippy::duplicated_attributes)]
 #![warn(clippy::useless_attribute)]
 #![warn(unreachable_pub)]
 #![feature(rustc_private)]

tests/ui/useless_attribute.rs

@@ -1,6 +1,6 @@
 //@aux-build:proc_macro_derive.rs
 
-#![allow(unused)]
+#![allow(unused, clippy::duplicated_attributes)]
 #![warn(clippy::useless_attribute)]
 #![warn(unreachable_pub)]
 #![feature(rustc_private)]