diff options
| -rw-r--r-- | src/test/compress_tests.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/test/compress_tests.cpp b/src/test/compress_tests.cpp index e8f149470e..c6a08b293f 100644 --- a/src/test/compress_tests.cpp +++ b/src/test/compress_tests.cpp @@ -4,6 +4,7 @@ #include <compressor.h> #include <test/setup_common.h> +#include <script/standard.h> #include <stdint.h> @@ -61,4 +62,76 @@ BOOST_AUTO_TEST_CASE(compress_amounts) BOOST_CHECK(TestDecode(i)); } +BOOST_AUTO_TEST_CASE(compress_script_to_ckey_id) +{ + // case CKeyID + CKey key; + key.MakeNewKey(true); + CPubKey pubkey = key.GetPubKey(); + + CScript script = CScript() << OP_DUP << OP_HASH160 << ToByteVector(pubkey.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG; + BOOST_CHECK_EQUAL(script.size(), 25); + + std::vector<unsigned char> out; + bool done = CompressScript(script, out); + BOOST_CHECK_EQUAL(done, true); + + // Check compressed script + BOOST_CHECK_EQUAL(out.size(), 21); + BOOST_CHECK_EQUAL(out[0], 0x00); + BOOST_CHECK_EQUAL(memcmp(&out[1], &script[3], 20), 0); // compare the 20 relevant chars of the CKeyId in the script +} + +BOOST_AUTO_TEST_CASE(compress_script_to_cscript_id) +{ + // case CScriptID + CScript script, redeemScript; + script << OP_HASH160 << ToByteVector(CScriptID(redeemScript)) << OP_EQUAL; + BOOST_CHECK_EQUAL(script.size(), 23); + + std::vector<unsigned char> out; + bool done = CompressScript(script, out); + BOOST_CHECK_EQUAL(done, true); + + // Check compressed script + BOOST_CHECK_EQUAL(out.size(), 21); + BOOST_CHECK_EQUAL(out[0], 0x01); + BOOST_CHECK_EQUAL(memcmp(&out[1], &script[2], 20), 0); // compare the 20 relevant chars of the CScriptId in the script +} + +BOOST_AUTO_TEST_CASE(compress_script_to_compressed_pubkey_id) +{ + CKey key; + key.MakeNewKey(true); // case compressed PubKeyID + + CScript script = CScript() << ToByteVector(key.GetPubKey()) << OP_CHECKSIG; // COMPRESSED_PUBLIC_KEY_SIZE (33) + BOOST_CHECK_EQUAL(script.size(), 35); + + std::vector<unsigned char> out; + bool done = CompressScript(script, out); + BOOST_CHECK_EQUAL(done, true); + + // Check compressed script + BOOST_CHECK_EQUAL(out.size(), 33); + BOOST_CHECK_EQUAL(memcmp(&out[0], &script[1], 1), 0); + BOOST_CHECK_EQUAL(memcmp(&out[1], &script[2], 32), 0); // compare the 32 chars of the compressed CPubKey +} + +BOOST_AUTO_TEST_CASE(compress_script_to_uncompressed_pubkey_id) +{ + CKey key; + key.MakeNewKey(false); // case uncompressed PubKeyID + CScript script = CScript() << ToByteVector(key.GetPubKey()) << OP_CHECKSIG; // PUBLIC_KEY_SIZE (65) + BOOST_CHECK_EQUAL(script.size(), 67); // 1 char code + 65 char pubkey + OP_CHECKSIG + + std::vector<unsigned char> out; + bool done = CompressScript(script, out); + BOOST_CHECK_EQUAL(done, true); + + // Check compressed script + BOOST_CHECK_EQUAL(out.size(), 33); + BOOST_CHECK_EQUAL(memcmp(&out[1], &script[2], 32), 0); // first 32 chars of CPubKey are copied into out[1:] + BOOST_CHECK_EQUAL(out[0], 0x04 | (script[65] & 0x01)); // least significant bit (lsb) of last char of pubkey is mapped into out[0] +} + BOOST_AUTO_TEST_SUITE_END() |