From caed948eb70d694c4638e7102a661b6da1658809 Mon Sep 17 00:00:00 2001
From: Raoul Strackx <raoul.strackx@fortanix.com>
Date: Fri, 19 Jan 2024 15:28:06 +0100
Subject: [PATCH] Test Signer::new() function

---
 intel-sgx/sgxs/Cargo.toml       |  2 +-
 intel-sgx/sgxs/src/sigstruct.rs | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/intel-sgx/sgxs/Cargo.toml b/intel-sgx/sgxs/Cargo.toml
index 408790d8..3d9e421e 100644
--- a/intel-sgx/sgxs/Cargo.toml
+++ b/intel-sgx/sgxs/Cargo.toml
@@ -29,5 +29,5 @@ sha2 = { version = "0.8", optional = true }           # MIT OR Apache-2.0
 [features]
 crypto-openssl = ["openssl", "openssl-sys", "foreign-types"]
 
-[dev-dependencies]
+[target.'cfg(not(target_env = "sgx"))'.dev-dependencies]
 crypto-hash = "0.3" # MIT
diff --git a/intel-sgx/sgxs/src/sigstruct.rs b/intel-sgx/sgxs/src/sigstruct.rs
index 3d28a88e..b0d8867b 100644
--- a/intel-sgx/sgxs/src/sigstruct.rs
+++ b/intel-sgx/sgxs/src/sigstruct.rs
@@ -246,3 +246,17 @@ pub fn read<R: Read>(reader: &mut R) -> IoResult<Sigstruct> {
     reader.read_exact(&mut buf)?;
     Sigstruct::try_copy_from(&buf).ok_or_else(|| unreachable!())
 }
+
+#[cfg(test)]
+mod tests {
+    use super::{EnclaveHash, Signer};
+
+    #[test]
+    fn signer() {
+        let signer = Signer::new(EnclaveHash::new([0; 32]));
+        assert!(signer.date & 0xff <= 0x31); // day
+        assert!(signer.date & 0xff00 <= 0x1200); // month
+        assert!(signer.date & 0xffff0000 >= 0x20240000); // year
+        assert!(signer.date & 0xffff0000 <= 0x20500000);
+    }
+}