From fc3414f9d2bd78084e5b85d538b8ab6b586f1f77 Mon Sep 17 00:00:00 2001
From: Daniel McCarney <daniel@binaryparadox.net>
Date: Tue, 27 Feb 2024 16:40:23 -0500
Subject: [PATCH] lib: clean up no_std and use of std in test code

Like we just did in Rustls and webpki, _always_ opt-in to no_std, and
then import the std prelude in tests where necessary.

This resolves some nightly clippy warnings about redundant imports that
will arise otherwise
---
 src/lib.rs   | 4 ++--
 src/tests.rs | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 1cdd426..6471dd0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,10 +49,10 @@
     unused_extern_crates,
     unused_qualifications
 )]
-#![cfg_attr(not(test), no_std)]
+#![no_std]
 
 extern crate alloc;
-#[cfg(all(feature = "std", not(test)))]
+#[cfg(any(feature = "std", test))]
 extern crate std;
 
 #[cfg(test)]
diff --git a/src/tests.rs b/src/tests.rs
index 3c32998..290f89b 100644
--- a/src/tests.rs
+++ b/src/tests.rs
@@ -1,5 +1,8 @@
 #[cfg(test)]
 mod unit {
+    use alloc::{format, vec};
+    use std::prelude::v1::*;
+
     use crate::{Error, Item};
 
     #[test]