69     struct TestCase {  in test_hkdf()  struct
70         ikm: &'static str,  in test_hkdf()
71         salt: &'static str,  in test_hkdf()
72         info: &'static str,  in test_hkdf()
73         out_len: usize,  in test_hkdf()
74         want: &'static str,  in test_hkdf()
149     struct TestCase {  in test_hmac()  struct
150         digest: Digest,  in test_hmac()
151         tag_size: usize,  in test_hmac()
152         key: &'static [u8],  in test_hmac()
153         data: &'static [u8],  in test_hmac()
154         expected_mac: &'static str,  in test_hmac()
373     struct TestCase {  in test_aes_gcm()  struct
374         key: &'static str,  in test_aes_gcm()
375         iv: &'static str,  in test_aes_gcm()
376         aad: &'static str,  in test_aes_gcm()
377         msg: &'static str,  in test_aes_gcm()
378         ct: &'static str,  in test_aes_gcm()
379         tag: &'static str,  in test_aes_gcm()
471     struct TestCase {  in test_des()  struct
472         key: &'static str,  in test_des()
473         msg: &'static str,  in test_des()
474         ct: &'static str,  in test_des()