test: add more qmc_v1 test

um_crypto/qmc/src/lib.rs

@@ -9,3 +9,17 @@ pub enum QmcCryptoError {
     #[error("QMC V2/Map Cipher: Key is empty")]
     QMCV2MapKeyEmpty,
 }
+
+#[cfg(test)]
+mod test {
+    pub fn generate_key(len: usize) -> Vec<u8> {
+        (1..=len).map(|i| i as u8).collect()
+    }
+
+    #[cfg(test)]
+    pub fn generate_key_128() -> [u8; 128] {
+        generate_key(128)
+            .try_into()
+            .expect("failed to make test key")
+    }
+}