Fix tests

Cargo.toml

@@ -41,8 +41,9 @@ hex = "0.4.0"
 serde_test = "1.0.89"
 rand_xorshift = "0.2.0"
 pem = "0.8"
-#sha-1 = "0.9.0"
-#sha3 = "0.9.0"
+sha-1 = { default-features = false, version = "0.9.0" }
+sha2 = { default-features = false, version = "0.9.0" }
+sha3 = { default-features = false, version = "0.9.0" }
 
 [[bench]]
 name = "key"
@@ -59,5 +60,5 @@ nightly = ["subtle/nightly", "num-bigint/nightly"]
 serde = ["num-bigint/serde", "serde_crate"]
 serde1 = ["serde"] # deprecated
 expose-internals = []
-std = ["alloc", "simple_asn1", "digest/std"]
+std = ["alloc", "simple_asn1", "digest/std", "rand/std"]
 alloc = ["digest/alloc"]

src/lib.rs

@@ -47,7 +47,7 @@
 //! let dec_data = private_key.decrypt(padding, &enc_data).expect("failed to decrypt");
 //! assert_eq!(&data[..], &dec_data[..]);
 //! ```
-#![no_std]
+#![cfg_attr(not(test), no_std)]
 
 #[cfg(feature = "alloc")]
 extern crate alloc;