Moved unit tests back into main directory

crypto_auth_test.go

@@ -0,0 +1,354 @@
+package tweetnacl
+
+import (
+	"math/rand"
+	"testing"
+)
+
+// --- CryptoOneTimeAuth ---
+
+// Adapted from tests/onetimeauth.c
+func TestCryptoOneTimeAuth(t *testing.T) {
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	expected := []byte{
+		0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+		0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9}
+
+	authenticator, err := CryptoOneTimeAuth(message, key)
+
+	verify(t, "Invalid one time authenticator", expected, authenticator, err)
+}
+
+func TestCryptoOneTimeAuthWithZeroLengthMessage(t *testing.T) {
+	message := make([]byte, 0)
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	expected := []byte{
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	authenticator, err := CryptoOneTimeAuth(message, key)
+
+	verify(t, "Invalid one time authenticator", expected, authenticator, err)
+}
+
+func TestCryptoOneTimeAuthWithInvalidKey(t *testing.T) {
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8}
+
+	authenticator, err := CryptoOneTimeAuth(message, key)
+
+	verifyErr(t, "invalid one time auth key", authenticator, err)
+}
+
+func BenchmarkCryptoOneTimeAuth(b *testing.B) {
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	for i := 0; i < b.N; i++ {
+		CryptoOneTimeAuth(message, key)
+	}
+}
+
+// --- CryptoOneTimeAuthVerify ---
+
+// Adapted from tests/onetimeauth2.c
+func TestCryptoOneTimeAuthVerify(t *testing.T) {
+	authenticator := []byte{
+		0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+		0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9}
+
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	ok, err := CryptoOneTimeAuthVerify(authenticator, message, key)
+
+	verifyOk(t, "Invalid one time authenticator", true, ok, err)
+}
+
+func TestCryptoOneTimeAuthVerifyWithZeroLengthMessage(t *testing.T) {
+	authenticator := []byte{
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	message := make([]byte, 0)
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	ok, err := CryptoOneTimeAuthVerify(authenticator, message, key)
+
+	verifyOk(t, "Invalid one time authenticator", true, ok, err)
+}
+
+func TestCryptoOneTimeAuthVerifyWithInvalidAuthenticator(t *testing.T) {
+	authenticator := []byte{
+		0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+		0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05}
+
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	ok, err := CryptoOneTimeAuthVerify(authenticator, message, key)
+
+	verifyOkErr(t, "invalid one time auth authenticator", ok, err)
+}
+
+func TestCryptoOneTimeAuthVerifyWithInvalidKey(t *testing.T) {
+	authenticator := []byte{
+		0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+		0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9}
+
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8}
+
+	ok, err := CryptoOneTimeAuthVerify(authenticator, message, key)
+
+	verifyOkErr(t, "invalid one time auth key", ok, err)
+}
+
+// Adapted from tests/onetimeauth7.c
+func TestCryptoOneTimeAuthVerifyWithMutations(t *testing.T) {
+	for clen := 0; clen < ROUNDS; clen++ {
+		key := make([]byte, ONETIMEAUTH_KEYBYTES)
+		message := make([]byte, clen)
+
+		rand.Read(key)
+		rand.Read(message)
+
+		authenticator, err := CryptoOneTimeAuth(message, key)
+
+		if err != nil {
+			t.Errorf("crypto_onetimeauth: %v", err)
+			return
+		}
+
+		if len(authenticator) != ONETIMEAUTH_BYTES {
+			t.Errorf("crypto_onetimeauth_verify: %v", err)
+			return
+		}
+
+		if clen > 0 {
+			mx := rand.Intn(clen)
+			ax := rand.Intn(ONETIMEAUTH_BYTES)
+			m := make([]byte, len(message))
+			a := make([]byte, len(authenticator))
+
+			copy(m, message)
+			copy(a, authenticator)
+
+			m[mx] = message[mx] + byte(1+rand.Intn(255))
+			a[ax] = authenticator[ax] + byte(1+rand.Intn(255))
+
+			ok, err := CryptoOneTimeAuthVerify(authenticator, m, key)
+
+			if err == nil {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered message")
+				return
+			}
+			if ok {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered message")
+				return
+			}
+
+			ok, err = CryptoOneTimeAuthVerify(a, message, key)
+
+			if err == nil {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered authentication")
+				return
+			}
+
+			if ok {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered authentication")
+				return
+			}
+
+			ok, err = CryptoOneTimeAuthVerify(a, m, key)
+
+			if err == nil {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered message and authentication")
+				return
+			}
+			if ok {
+				t.Errorf("crypto_onetimeauth_verify: %s", "Verified forgery with altered message and authentication")
+				return
+			}
+		}
+	}
+}
+
+func BenchmarkCryptoOneTimeAuthVerify(b *testing.B) {
+	authenticator := []byte{
+		0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+		0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9}
+
+	message := []byte{
+		0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+		0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+		0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+		0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+		0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+		0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+		0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+		0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+		0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+		0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+		0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+		0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+		0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+		0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+		0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+		0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+		0xe3, 0x55, 0xa5}
+
+	key := []byte{
+		0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+		0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+		0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+		0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80}
+
+	for i := 0; i < b.N; i++ {
+		CryptoOneTimeAuthVerify(authenticator, message, key)
+	}
+}