#include <libeosio/ec.hpp>
#include <vector>
#include <doctest.h>

TEST_CASE("ec::ecdsa_verify") {

	struct testcase {
		const char *name;
		libeosio::sha256_t dgst;
		libeosio::ec_pubkey_t pubkey;
		libeosio::ec_signature_t sig;
		int expected;
	};

	std::vector<testcase> tests = {
		{
			"valid #1",
			{
				data: {
					0xab, 0x53, 0x0a, 0x13, 0xe4, 0x59, 0x14, 0x98,
					0x2b, 0x79, 0xf9, 0xb7, 0xe3, 0xfb, 0xa9, 0x94,
					0xcf, 0xd1, 0xf3, 0xfb, 0x22, 0xf7, 0x1c, 0xea,
					0x1a, 0xfb, 0xf0, 0x2b, 0x46, 0x0c, 0x6d, 0x1d
				},
			},
			// Public Key: EOS6zjfj9Xjk9CYoucZDptdDZ6317eZd622pVvaYtv5q6gwEs9icD
			{ 0x03, 0x15, 0x93, 0x8a, 0x8e, 0x1d, 0x57, 0x84, 0x9f, 0xab, 0x07, 0x18, 0x67, 0xb5, 0x0c, 0xda, 0xb0, 0x77, 0x62, 0x29, 0xb6, 0x43, 0xb8, 0x67, 0x56, 0xc7, 0xb3, 0xe8, 0x7f, 0xe6, 0x08, 0xf8, 0x4b },
			// SIG_K1_KdgBih1poWj8DYZXwLxMdjaHMzYhuAVp7XshR9ZjrZSubZwsgSpiyUKXu44NmCtKgRFswmqKaioWLTuGZrXwYPsSNCSyyr
			{
				0x20, 0x44, 0x3f, 0x72, 0x22, 0xfd, 0x7a, 0x1f, 0x56, 0x2d, 0xef, 0x01, 0x55, 0x40, 0xcf, 0x50, 0x6f, 0x5f, 0xdd, 0xfe, 0x71, 0xd7, 0x18, 0xc9, 0xa8, 0xc8, 0xbe, 0x00, 0x96, 0xf8, 0x7c, 0xc7,
				0x1f, 0x2d, 0xd0, 0xd1, 0xfc, 0x4a, 0x22, 0x6a, 0x25, 0xc4, 0x7c, 0x99, 0xf9, 0xd8, 0x30, 0xfa, 0x8b, 0x5c, 0x33, 0x36, 0x61, 0xd7, 0xcf, 0x6d, 0x04, 0x97, 0x61, 0x76, 0x47, 0x65, 0x30, 0x7b,
				0x66
			},
			0
		},
		{
			"valid #2 (generated by openssl)",
			{
				data: {
					0xab, 0x53, 0x0a, 0x13, 0xe4, 0x59, 0x14, 0x98,
					0x2b, 0x79, 0xf9, 0xb7, 0xe3, 0xfb, 0xa9, 0x94,
					0xcf, 0xd1, 0xf3, 0xfb, 0x22, 0xf7, 0x1c, 0xea,
					0x1a, 0xfb, 0xf0, 0x2b, 0x46, 0x0c, 0x6d, 0x1d
				},
			},
			// Public Key: EOS6zjfj9Xjk9CYoucZDptdDZ6317eZd622pVvaYtv5q6gwEs9icD
			{ 0x03, 0x15, 0x93, 0x8a, 0x8e, 0x1d, 0x57, 0x84, 0x9f, 0xab, 0x07, 0x18, 0x67, 0xb5, 0x0c, 0xda, 0xb0, 0x77, 0x62, 0x29, 0xb6, 0x43, 0xb8, 0x67, 0x56, 0xc7, 0xb3, 0xe8, 0x7f, 0xe6, 0x08, 0xf8, 0x4b },
			// SIG_K1_KWRk7botFjDfjNrfk63ud9qEwZbuJ7un8vpEKNzHJ6aSj6eMSVNXmbiXUZV4fsP7PE1kVjYEqtayghNTh1w7ea5ajq4Nrn
			{
				0x20, 0x0c, 0xd6, 0xe7, 0xfe, 0x3f, 0xfa, 0x01, 0x93, 0xd2, 0x3b, 0xaa, 0xdd, 0xae, 0x5d, 0x91, 0x76, 0x3a, 0x41, 0xb0, 0x14, 0xdc, 0x29, 0xfc, 0x1b, 0x25, 0x77, 0x40, 0x4a, 0x0c, 0x59, 0xc6,
				0x77, 0x49, 0x4d, 0xf5, 0x07, 0xc9, 0xfd, 0xf5, 0x11, 0xb5, 0x09, 0xe0, 0xf1, 0x72, 0x4c, 0x08, 0x75, 0xda, 0x47, 0x78, 0x65, 0x12, 0x16, 0x39, 0x1f, 0x6c, 0x9b, 0x22, 0x6c, 0xfa, 0xdd, 0x08,
				0xb9
			},
			0
		},
		{
			"valid #3 (generated by eos-go)",
			{
				data: {
					0xab, 0x53, 0x0a, 0x13, 0xe4, 0x59, 0x14, 0x98,
					0x2b, 0x79, 0xf9, 0xb7, 0xe3, 0xfb, 0xa9, 0x94,
					0xcf, 0xd1, 0xf3, 0xfb, 0x22, 0xf7, 0x1c, 0xea,
					0x1a, 0xfb, 0xf0, 0x2b, 0x46, 0x0c, 0x6d, 0x1d
				},
			},
			// Public Key: EOS6zjfj9Xjk9CYoucZDptdDZ6317eZd622pVvaYtv5q6gwEs9icD
			{ 0x03, 0x15, 0x93, 0x8a, 0x8e, 0x1d, 0x57, 0x84, 0x9f, 0xab, 0x07, 0x18, 0x67, 0xb5, 0x0c, 0xda, 0xb0, 0x77, 0x62, 0x29, 0xb6, 0x43, 0xb8, 0x67, 0x56, 0xc7, 0xb3, 0xe8, 0x7f, 0xe6, 0x08, 0xf8, 0x4b },
			// SIG_K1_KbRFLvuUdpSwpEYuDQ7EmB3ByGF9i6HdpXS8rxkLeLaKdxFoELh1RVewVyZg2x9ZwstSrJfaLuEgDa8R9RQwkntJFAvQc2
			{
				0x20, 0x32, 0xfd, 0xf9, 0x6d, 0x2d, 0xa5, 0xda, 0xf1, 0x4d, 0x75, 0x2e, 0xcf, 0x91, 0x06, 0x9d, 0xbb, 0x6a, 0x24, 0x79, 0xd1, 0x70, 0x8d, 0xc7, 0xa2, 0xc2, 0xc0, 0xb4, 0xf6, 0xb7, 0x2b, 0x06,
				0xbe, 0x37, 0xc7, 0xbb, 0x3b, 0xe6, 0x47, 0x4c, 0xff, 0x6d, 0x90, 0x02, 0xd4, 0x73, 0x0d, 0x5d, 0xb3, 0x76, 0xc6, 0x52, 0xae, 0xca, 0x90, 0x31, 0xf3, 0xf1, 0x76, 0x5a, 0xbb, 0xad, 0xa5, 0xbc,
				0x5f
			},
			0
		},
		{
			"valid #4 (generated by eosjs)",
			{
				data: {
					0xab, 0x53, 0x0a, 0x13, 0xe4, 0x59, 0x14, 0x98,
					0x2b, 0x79, 0xf9, 0xb7, 0xe3, 0xfb, 0xa9, 0x94,
					0xcf, 0xd1, 0xf3, 0xfb, 0x22, 0xf7, 0x1c, 0xea,
					0x1a, 0xfb, 0xf0, 0x2b, 0x46, 0x0c, 0x6d, 0x1d
				},
			},
			// Public Key: EOS6zjfj9Xjk9CYoucZDptdDZ6317eZd622pVvaYtv5q6gwEs9icD
			{ 0x03, 0x15, 0x93, 0x8a, 0x8e, 0x1d, 0x57, 0x84, 0x9f, 0xab, 0x07, 0x18, 0x67, 0xb5, 0x0c, 0xda, 0xb0, 0x77, 0x62, 0x29, 0xb6, 0x43, 0xb8, 0x67, 0x56, 0xc7, 0xb3, 0xe8, 0x7f, 0xe6, 0x08, 0xf8, 0x4b },
			// SIG_K1_JzpX9nSsAiQkNLLZ1vSfmDrFQd7228zFhVopCH7S1TnbQ844mDbJeXBF1qifFAcWKBL2mxX7oqj9tgBEPwtu8KY8cWLMim
			{
				0x1f, 0x2a, 0x88, 0x81, 0x3c, 0xce, 0x11, 0xbf, 0x5a, 0x59, 0x77, 0x8c, 0x32, 0x5b, 0x3b, 0xe8, 0x78, 0x8f, 0x7f, 0x7d, 0x18, 0x1a, 0x6d, 0xb3, 0x7b, 0x36, 0x18, 0x3f, 0xc2, 0xba, 0xb5, 0xab, 0x61, 0x69, 0x89, 0x9c, 0xb9, 0x44, 0x2c, 0x19, 0x2a, 0xa3, 0xb8, 0x3d, 0x2d, 0x09, 0xd0, 0xc4, 0x1a, 0x67, 0xc7, 0xa6, 0x5d, 0xf5, 0x10, 0xb4, 0x75, 0x05, 0x69, 0x4e, 0x4e, 0xc0, 0x5f, 0x34, 0x9e
			},
			0
		},

		{
			"valid #4",
			{
				data: {
					0x19, 0xd3, 0xe0, 0x8b, 0xbb, 0xad, 0x5f, 0x02,
					0x35, 0xa8, 0xa8, 0xf8, 0x1a, 0x7f, 0xa1, 0xe0,
					0xf8, 0x50, 0xdd, 0x39, 0x12, 0xe3, 0xc6, 0x55,
					0xb4, 0x35, 0xd4, 0x78, 0x6b, 0x93, 0x64, 0xa6
				},
			},
			// Public Key: EOS6tVtKhTpM6yU7kkiRz1AecDJPcBQo2w4x4oytJbJi5PMV2Rcw2
			{ 0x03, 0x07, 0x69, 0xbb, 0xa5, 0x2c, 0xd2, 0xe1, 0x3b, 0x3e, 0x0a, 0x40, 0xb3, 0xa2, 0x44, 0xad, 0x71, 0x6e, 0x32, 0x64, 0x9c, 0x3a, 0x64, 0x27, 0x4f, 0x31, 0x86, 0x8a, 0x4c, 0x69, 0x58, 0x86, 0x49 },
			// SIG_K1_K4XXx6oSYBzcwzscMstvSxruxdkTCinyN9dnRo4DuBkCCpQbCJQcJmbE7aAmNueBYCccHyyDK5JDfMpvewRF2rGUFtSE2y
			{
				0x1f, 0x46, 0xde, 0x7a, 0x7e, 0x87, 0xa7, 0xb0, 0x42, 0xce, 0xdc, 0x57, 0xc9, 0x0d, 0x64, 0x4c, 0xc7, 0x4d, 0xe6, 0x19, 0x5d, 0x34, 0x4e, 0xba, 0xfb, 0xdf, 0x26, 0x79, 0xa1, 0xc6, 0x99, 0x98,
				0xa7, 0x1f, 0x65, 0xcd, 0xab, 0x2d, 0x19, 0x75, 0x27, 0xdc, 0xb2, 0xc5, 0x46, 0x87, 0x5d, 0xbe, 0xc5, 0x8d, 0xb2, 0xb8, 0x7f, 0x15, 0x47, 0xd7, 0xc7, 0x94, 0x0a, 0xd5, 0x52, 0xd9, 0xe3, 0x93,
				0xd7
			},
			0
		},
		{
			"valid #5",
			{
				data: {
					0x1b, 0x01, 0x0b, 0xe5, 0xce, 0x6a, 0x49, 0xc7,
					0xcd, 0x04, 0x86, 0x0d, 0xef, 0x63, 0x1c, 0x6a,
					0xcc, 0xd5, 0x17, 0x47, 0x2e, 0x74, 0x5b, 0xa6,
					0xc8, 0xaf, 0x26, 0x1b, 0x15, 0x7e, 0x11, 0xec
				},
			},
			// Public Key: EOS7Xtaa4y44gYapth4MH5bdtCvdtQvVLdsW7a8thVAuvNAkj8X7i
			{ 0x03, 0x5c, 0x50, 0x81, 0xef, 0xa6, 0x46, 0x00, 0x5a, 0xb9, 0xd8, 0x2b, 0xfe, 0xd8, 0xe1, 0x6d, 0x15, 0x42, 0x9e, 0x9a, 0xcb, 0xc9, 0xd6, 0xb3, 0x2e, 0x5a, 0xe3, 0xed, 0xa5, 0x8d, 0x6a, 0x42, 0x6c },
			// SIG_K1_K54CVeQjFREm9Z92jutWESZWb9WQfCRZ2KfMtisfsnxedppeSMxTrZ9fYDLiJTfE79zvLCHb5NysAEcNdh7HiBvtU4Ahhh
			{
				0x1f, 0x4a, 0xe9, 0x04, 0x20, 0xfa, 0x7b, 0x9d, 0x56, 0xc6, 0x00, 0x5c, 0x83, 0x70, 0xa9, 0x26, 0x41, 0x7d, 0xe8, 0xeb, 0xe7, 0x75, 0xea, 0x6f, 0x75, 0xa7, 0x7c, 0x98, 0x10, 0x27, 0xbf, 0xce,
				0x48, 0x41, 0x74, 0xb0, 0xe3, 0xb1, 0x4b, 0x06, 0x2c, 0x53, 0x93, 0xbc, 0x35, 0xea, 0xac, 0xd7, 0x9e, 0x07, 0xa7, 0xa1, 0x2e, 0xac, 0xa0, 0x81, 0x45, 0xdb, 0xd4, 0x53, 0x68, 0xda, 0xaa, 0xc6,
				0xfc
			},
			0
		},
		{
			"not valid #1",
			{
				data: {
					0xde, 0x01, 0x64, 0x03, 0x39, 0x01, 0x66, 0x8b,
					0xa0, 0x39, 0xef, 0x31, 0x61, 0xc7, 0xc8, 0x9d,
					0x15, 0x4b, 0xc6, 0x7b, 0x99, 0x5c, 0xba, 0x9b,
					0x23, 0x8a, 0x76, 0x4b, 0x81, 0xf2, 0xff, 0xeb
				},
			},
			// Public Key: EOS7Xtaa4y44gYapth4MH5bdtCvdtQvVLdsW7a8thVAuvNAkj8X7i
			{ 0x03, 0x5c, 0x50, 0x81, 0xef, 0xa6, 0x46, 0x00, 0x5a, 0xb9, 0xd8, 0x2b, 0xfe, 0xd8, 0xe1, 0x6d, 0x15, 0x42, 0x9e, 0x9a, 0xcb, 0xc9, 0xd6, 0xb3, 0x2e, 0x5a, 0xe3, 0xed, 0xa5, 0x8d, 0x6a, 0x42, 0x6c },
			// SIG_K1_K54CVeQjFREm9Z92jutWESZWb9WQfCRZ2KfMtisfsnxedppeSMxTrZ9fYDLiJTfE79zvLCHb5NysAEcNdh7HiBvtU4Ahhh
			{
				0x1f, 0x4a, 0xe9, 0x04, 0x20, 0xfa, 0x7b, 0x9d, 0x56, 0xc6, 0x00, 0x5c, 0x83, 0x70, 0xa9, 0x26, 0x41, 0x7d, 0xe8, 0xeb, 0xe7, 0x75, 0xea, 0x6f, 0x75, 0xa7, 0x7c, 0x98, 0x10, 0x27, 0xbf, 0xce,
				0x48, 0x41, 0x74, 0xb0, 0xe3, 0xb1, 0x4b, 0x06, 0x2c, 0x53, 0x93, 0xbc, 0x35, 0xea, 0xac, 0xd7, 0x9e, 0x07, 0xa7, 0xa1, 0x2e, 0xac, 0xa0, 0x81, 0x45, 0xdb, 0xd4, 0x53, 0x68, 0xda, 0xaa, 0xc6,
				0xfc
			},
			-1
		},
		{
			"not valid #2",
			{
				data: {
					0xa7, 0xf7, 0x89, 0x36, 0xea, 0xb7, 0x95, 0xa7,
					0x71, 0xaa, 0x73, 0xb5, 0xf6, 0xb8, 0xa0, 0x40,
					0xe5, 0x4f, 0xb3, 0x87, 0xff, 0xd9, 0xb6, 0x4e,
					0x30, 0x4c, 0xa3, 0x78, 0xab, 0x68, 0x86, 0x24
				},
			},
			// EOS5AxTzvLZ7mRPvo1Ju9nCdB31PruYHE9uar8pF6D3CvZQGWcHq8
			{ 0x02, 0x25, 0x64, 0x31, 0x9d, 0x41, 0x46, 0x82, 0xeb, 0x60, 0xed, 0x17, 0xe9, 0x8a, 0xd1, 0x21, 0x60, 0xc4, 0x65, 0xe7, 0x7e, 0x73, 0x2e, 0x45, 0xf0, 0x78, 0x8b, 0x7f, 0x43, 0x30, 0x71, 0xbc, 0x34 },
			// SIG_K1_K4QgBwbwAP879cjV66LjPmEBoVA3FXesYp6KxRbbshVeQRSJmgreFkBYx3eBTHNdJx2dxZatx9sRJvwh1JY2F2U6APmHKE
			{
				 0x1f, 0x45, 0xf7, 0x1c, 0x26, 0x39, 0x8a, 0x32, 0x5c, 0xfe, 0xb4, 0xc3, 0x46, 0x51, 0x22, 0x88, 0xef, 0x3b, 0xad, 0xb2, 0x5f, 0x29, 0x23, 0xab, 0x26, 0xbd, 0x3a, 0x1f, 0xbf, 0x24, 0x12, 0x36,
				 0x3f, 0x73, 0xfe, 0x26, 0xfc, 0x3b, 0xd0, 0xca, 0xf1, 0xdd, 0x9d, 0x80, 0x68, 0xb9, 0x66, 0x1d, 0xc4, 0xf9, 0x6f, 0x07, 0x9e, 0xe9, 0xf2, 0x4d, 0x4e, 0xff, 0xc1, 0xd1, 0xe1, 0xf1, 0xbc, 0x6f,
				 0x72
			},
			-1
		},
		{
			"not valid #3",
			{
				data: {
					0x48, 0xd7, 0xd3, 0x83,0x9c, 0xa2, 0x82, 0xde,
					0xb6, 0x9a, 0xb8, 0x34,0x36, 0xb0, 0x9f, 0x19,
					0xbb, 0xdf, 0x2b, 0xb5,0x39, 0x42, 0x92, 0x32,
					0x33, 0x34, 0x84, 0xdd,0xba, 0xbd, 0x95, 0x43
				},
			},
			// EOS5vhJWLeBjQAiTZxWdnFkttUDWANurEka69La2nu8fp2gSi5eQk
			{ 0x02, 0x88, 0xb4, 0x83, 0x3a, 0x86, 0x18, 0xd3, 0xb2, 0x2b, 0xbe, 0xe6, 0x59, 0x3d, 0xf2, 0x41, 0xf6, 0xed, 0x86, 0x40, 0xe6, 0x19, 0xc8, 0x45, 0x03, 0x78, 0x57, 0xde, 0xcb, 0x2a, 0xd7, 0xc2, 0xf0 },
			// SIG_K1_K2XJBWCnx98kr8N3fe25BFDpsc8M4nERkzYSWpVAMoXBv9Nw83xDTTSErstUnh25scMGDHn9TsAqNirNruWRM3jzdKGe7m
			{
				0x1f, 0x37, 0x8c, 0xf2, 0xbe, 0xb1, 0x18, 0xb7, 0x80, 0x60, 0xd5, 0x60, 0x9f, 0xee, 0x7b, 0x36, 0xcc, 0x42, 0x9c, 0x12, 0xb8, 0xd1, 0x5f, 0x62, 0xad, 0x88, 0x4f, 0x6c, 0x65, 0xa1, 0x70, 0x03,
				0x30, 0x1b, 0x65, 0x80, 0xc9, 0xe9, 0xba, 0xfe, 0xcf, 0xcc, 0xdb, 0x2d, 0xf0, 0x37, 0x1b, 0x00, 0x39, 0xb5, 0x16, 0x7c, 0xde, 0xec, 0x4b, 0xec, 0xc1, 0xf4, 0xf2, 0x6f, 0x1b, 0xfa, 0x80, 0x9d,
				0x81
			},
			-1
		},
	};

	libeosio::ec_init();

	for(auto it = tests.begin(); it != tests.end(); it++) {
		SUBCASE(it->name) {
			CHECK( libeosio::ecdsa_verify(&it->dgst, it->sig, it->pubkey) == it->expected );
		}
	}

	libeosio::ec_shutdown();
}