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Add test for DER-encoding edge case

The fix to NegateSignatureS caused a test which had been failing
in IsValidSignatureEncoding to then fail in IsLowDERSignature.
Add new test so the original check remains exercised.
0.13
Suhas Daftuar 10 years ago
parent
commit
78c6bedb9c
  1. 6
      src/test/data/script_invalid.json
  2. 6
      src/test/data/script_valid.json
  3. 6
      src/test/script_tests.cpp

6
src/test/data/script_invalid.json

@ -695,6 +695,12 @@
"DERSIG", "DERSIG",
"BIP66 example 11, with DERSIG" "BIP66 example 11, with DERSIG"
], ],
[
"0x48 0x304402203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022054e1c258c2981cdfba5df1f46661fb6541c44f77ca0092f3600331abfffb12510101",
"0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG",
"DERSIG",
"P2PK with multi-byte hashtype, with DERSIG"
],
[ [
"0x48 0x304502203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022100ab1e3da73d67e32045a20e0b999e049978ea8d6ee5480d485fcf2ce0d03b2ef001", "0x48 0x304502203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022100ab1e3da73d67e32045a20e0b999e049978ea8d6ee5480d485fcf2ce0d03b2ef001",
"0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG", "0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG",

6
src/test/data/script_valid.json

@ -813,6 +813,12 @@
"DERSIG", "DERSIG",
"BIP66 example 12, with DERSIG" "BIP66 example 12, with DERSIG"
], ],
[
"0x48 0x304402203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022054e1c258c2981cdfba5df1f46661fb6541c44f77ca0092f3600331abfffb12510101",
"0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG",
"",
"P2PK with multi-byte hashtype, without DERSIG"
],
[ [
"0x48 0x304502203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022100ab1e3da73d67e32045a20e0b999e049978ea8d6ee5480d485fcf2ce0d03b2ef001", "0x48 0x304502203e4516da7253cf068effec6b95c41221c0cf3a8e6ccb8cbf1725b562e9afde2c022100ab1e3da73d67e32045a20e0b999e049978ea8d6ee5480d485fcf2ce0d03b2ef001",
"0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG", "0x21 0x03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640 CHECKSIG",

6
src/test/script_tests.cpp

@ -476,6 +476,12 @@ BOOST_AUTO_TEST_CASE(script_build)
good.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT, good.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
"BIP66 example 12, with DERSIG", SCRIPT_VERIFY_DERSIG "BIP66 example 12, with DERSIG", SCRIPT_VERIFY_DERSIG
).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0)); ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0));
good.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
"P2PK with multi-byte hashtype, without DERSIG", 0
).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101"));
bad.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
"P2PK with multi-byte hashtype, with DERSIG", SCRIPT_VERIFY_DERSIG
).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101"));
good.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG, good.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
"P2PK with high S but no LOW_S", 0 "P2PK with high S but no LOW_S", 0

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