Move /src/test to /tests

tests/rustdoc/inline_cross/auxiliary/implementors_inline.rs

@@ -0,0 +1,18 @@
+pub mod my_trait {
+    pub trait MyTrait {
+        fn my_fn(&self) -> Self;
+    }
+}
+
+pub mod prelude {
+    #[doc(inline)]
+    pub use crate::my_trait::MyTrait;
+}
+
+pub struct SomeStruct;
+
+impl my_trait::MyTrait for SomeStruct {
+    fn my_fn(&self) -> SomeStruct {
+        SomeStruct
+    }
+}