1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/github.com/byzantine-lab/mcl/test/ecdsa_test.cpp b/vendor/github.com/byzantine-lab/mcl/test/ecdsa_test.cpp
new file mode 100644
index 000000000..332c9ee27
--- /dev/null
+++ b/vendor/github.com/byzantine-lab/mcl/test/ecdsa_test.cpp
@@ -0,0 +1,69 @@
+#define PUT(x) std::cout << #x "=" << x << std::endl;
+#include <stdlib.h>
+#include <stdio.h>
+void put(const void *buf, size_t bufSize)
+{
+	const unsigned char* p = (const unsigned char*)buf;
+	for (size_t i = 0; i < bufSize; i++) {
+		printf("%02x", p[i]);
+	}
+	printf("\n");
+}
+#include <mcl/ecdsa.hpp>
+#include <cybozu/test.hpp>
+#include <cybozu/benchmark.hpp>
+
+using namespace mcl::ecdsa;
+
+CYBOZU_TEST_AUTO(ecdsa)
+{
+	init();
+	SecretKey sec;
+	PublicKey pub;
+	sec.setByCSPRNG();
+	getPublicKey(pub, sec);
+	Signature sig;
+	const std::string msg = "hello";
+	sign(sig, sec, msg.c_str(), msg.size());
+	CYBOZU_TEST_ASSERT(verify(sig, pub, msg.c_str(), msg.size()));
+	sig.s += 1;
+	CYBOZU_TEST_ASSERT(!verify(sig, pub, msg.c_str(), msg.size()));
+}
+
+CYBOZU_TEST_AUTO(value)
+{
+	const std::string msg = "hello";
+	const char *secStr  = "83ecb3984a4f9ff03e84d5f9c0d7f888a81833643047acc58eb6431e01d9bac8";
+	const char *pubxStr = "653bd02ba1367e5d4cd695b6f857d1cd90d4d8d42bc155d85377b7d2d0ed2e71";
+	const char *pubyStr = "04e8f5da403ab78decec1f19e2396739ea544e2b14159beb5091b30b418b813a";
+	const char *sigStr = "a598a8030da6d86c6bc7f2f5144ea549d28211ea58faa70ebf4c1e665c1fe9b5de5d79a2ba44e311d04fdca263639283965780bce9169822be9cc81756e95a24";
+
+	SecretKey sec;
+	sec.setStr(secStr, 16);
+	CYBOZU_TEST_EQUAL(sec.getStr(16), secStr);
+	PublicKey pub;
+	getPublicKey(pub, sec);
+	pub.normalize();
+	Ec t(Fp(pubxStr, 16), Fp(pubyStr, 16));
+	CYBOZU_TEST_EQUAL(pub, t);
+	Signature sig;
+	sig.r.setStr(std::string(sigStr, 64), 16);
+	sig.s.setStr(std::string(sigStr + 64, 64), 16);
+	PUT(sig);
+	CYBOZU_TEST_ASSERT(verify(sig, pub, msg.c_str(), msg.size()));
+}
+
+CYBOZU_TEST_AUTO(bench)
+{
+	const std::string msg = "hello";
+	SecretKey sec;
+	PublicKey pub;
+	PrecomputedPublicKey ppub;
+	sec.setByCSPRNG();
+	getPublicKey(pub, sec);
+	ppub.init(pub);
+	Signature sig;
+	CYBOZU_BENCH_C("sign", 1000, sign, sig, sec, msg.c_str(), msg.size());
+	CYBOZU_BENCH_C("pub.verify ", 1000, verify, sig, pub, msg.c_str(), msg.size());
+	CYBOZU_BENCH_C("ppub.verify", 1000, verify, sig, ppub, msg.c_str(), msg.size());
+}