Property testing crypto package#49
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Signed-off-by: nabil salah <nabil.salah203@gmail.com>
Nabil-Salah
requested review from
Eslam-Nawara,
Omarabdul3ziz,
ashraffouda,
muhamadazmy,
rawdaGastan and
xmonader
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Signed-off-by: nabil salah <nabil.salah203@gmail.com>
xmonader
reviewed
Jul 29, 2025
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| // Helper functions | ||
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| func bytesEqual(a, b []byte) bool { |
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xmonader
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Jul 29, 2025
| func TestEncryptionDecryptionRoundtrip(t *testing.T) { | ||
| f := func(kp keyPair, msg randomMessage) bool { | ||
| message := []byte(msg) | ||
| encrypted, err := Encrypt(message, kp.PublicKey) |
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extract that logic into a function e.g encryptThenDecrypt and the only thing would be left is comparing the decrypted with the message
xmonader
reviewed
Jul 29, 2025
| func (keyPair) Generate(rand *rand.Rand, size int) reflect.Value { | ||
| pub, priv, err := ed25519.GenerateKey(crypto_rand.Reader) | ||
| if err != nil { | ||
| panic(err) |
xmonader
reviewed
Jul 29, 2025
| } | ||
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| // NaCl sealed box adds 48 bytes overhead (32 bytes ephemeral key + 16 bytes MAC) | ||
| expectedSize := len(message) + 48 |
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extract the 48 into a constant, and use it here
xmonader
reviewed
Jul 29, 2025
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| // Generate implements quick.Generator for keyPair | ||
| func (keyPair) Generate(rand *rand.Rand, size int) reflect.Value { | ||
| pub, priv, err := ed25519.GenerateKey(crypto_rand.Reader) |
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don't we have a rand already?
…nctions Signed-off-by: nabil salah <nabil.salah203@gmail.com>
xmonader
approved these changes
Jul 29, 2025
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