rsa_encrypt_decrypt.go

func TestEncryptDecrypt(t *testing.T) {
	henk, _ := NewRsaIdentity()
	ingrid, _ := NewRsaIdentity()

	// a message from Henk to Ingrid
	msg := []byte("Die uitkeringstrekkers pikken al onze banen in.")
	// Lets encrypt it, we want to sent it to Ingrid, thus, we use her public key.
	encryptedMessage, err := henk.Encrypt(msg, ingrid.public)

	if err != nil {
		t.Errorf("Unable to encrypt Henk's message for Ingrid; %s", err)
	}

	plainTextMessage, err := ingrid.Decrypt(encryptedMessage)

	if err != nil {
		t.Errorf("Unable to decrypt Henk's message for Ingrid; %s", err)
	}

	if !bytes.Equal(plainTextMessage[:], msg[:]) {
		t.Error("Unable to decrypt Henk's message for Ingrid; byte arrays are not the same")
	}
}