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CLTV: More tests and improved docs

This commit is contained in:
Esteban Ordano 2015-07-02 18:33:27 -07:00
parent 5882f9116e
commit 5bd5a5b937
2 changed files with 67 additions and 5 deletions
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11
lib/script/interpreter.js
View File

@ -318,7 +318,12 @@ Interpreter.prototype.evaluate = function() {
};
/**
* Checks a locktime parameter with the transaction's locktime
* Checks a locktime parameter with the transaction's locktime.
* There are two times of nLockTime: lock-by-blockheight and lock-by-blocktime,
* distinguished by whether nLockTime < LOCKTIME_THRESHOLD = 500000000
*
* See the corresponding code on bitcoin core:
* https://github.com/bitcoin/bitcoin/blob/ffd75adce01a78b3461b3ff05bcc2b530a9ce994/src/script/interpreter.cpp#L1129
*
* @param {BN} nLockTime the locktime read from the script
* @return {boolean} true if the transaction's locktime is less than or equal to
@ -326,10 +331,6 @@ Interpreter.prototype.evaluate = function() {
*/
Interpreter.prototype.checkLockTime = function(nLockTime) {
// There are two times of nLockTime: lock-by-blockheight
// and lock-by-blocktime, distinguished by whether
// nLockTime < LOCKTIME_THRESHOLD.
//
// We want to compare apples to apples, so fail the script
// unless the type of nLockTime being tested is the same as
// the nLockTime in the transaction.

61
test/data/bitcoind/tx_invalid.json
View File

@ -103,6 +103,62 @@
[[["ad503f72c18df5801ee64d76090afe4c607fb2b822e9b7b63c5826c50e22fc3b", 0, "0x21 0x027c3a97665bf283a102a587a62a30a0c102d4d3b141015e2cae6f64e2543113e5 CHECKSIG NOT"]],
"01000000013bfc220ec526583cb6b7e922b8b27f604cfe0a09764de61e80f58dc1723f50ad0000000000ffffffff0101000000000000002321027c3a97665bf283a102a587a62a30a0c102d4d3b141015e2cae6f64e2543113e5ac00000000", "P2SH"],
["CHECKLOCKTIMEVERIFY tests"],
["By-height locks, with argument just beyond tx nLockTime"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "1 NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "499999999 NOP2 1"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000fe64cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
["By-time locks, with argument just beyond tx nLockTime (but within numerical boundries)"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "500000001 NOP2 1"]],
"01000000010001000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000065cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "4294967295 NOP2 1"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000feffffff", "P2SH,CHECKLOCKTIMEVERIFY"],
["Argument missing"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Argument negative with by-blockheight nLockTime=0"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "-1 NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Argument negative with by-blocktime nLockTime=500,000,000"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "-1 NOP2 1"]],
"01000000010001000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000065cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
["Input locked"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "0 NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000ffffffff0100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Another input being unlocked isn't sufficient; the CHECKLOCKTIMEVERIFY-using input must be unlocked"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "0 NOP2 1"] ,
["0000000000000000000000000000000000000000000000000000000000000200", 1, "1"]],
"010000000200010000000000000000000000000000000000000000000000000000000000000000000000ffffffff00020000000000000000000000000000000000000000000000000000000000000100000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Argument/tx height/time mismatch, both versions"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "0 NOP2 1"]],
"01000000010001000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000065cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "499999999 NOP2 1"]],
"01000000010001000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000065cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "500000000 NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "500000000 NOP2 1"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000ff64cd1d", "P2SH,CHECKLOCKTIMEVERIFY"],
["Argument 2^32 with nLockTime=2^32-1"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "4294967296 NOP2 1"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000ffffffff", "P2SH,CHECKLOCKTIMEVERIFY"],
["Same, but with nLockTime=2^31-1"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "2147483648 NOP2 1"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000ffffff7f", "P2SH,CHECKLOCKTIMEVERIFY"],
["6 byte non-minimally-encoded arguments are invalid even in their contents are valid"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "0x06 0x000000000000 NOP2 1"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Failure due to failing CHECKLOCKTIMEVERIFY in scriptSig"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "1"]],
@ -112,5 +168,10 @@
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "HASH160 0x14 0xc5b93064159b3b2d6ab506a41b1f50463771b988 EQUAL"]],
"0100000001000100000000000000000000000000000000000000000000000000000000000000000000030251b1000000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Failure due to empty stack before CHECKLOCKTIMEVERIFY in redeemScript"],
[[["0000000000000000000000000000000000000000000000000000000000000100", 0, "HASH160 0x14 0xc5b93064159b3b2d6ab506a41b1f50463771b988 EQUAL"]],
"010000000100010000000000000000000000000000000000000000000000000000000000000000000001b1010000000100000000000000000000000000", "P2SH,CHECKLOCKTIMEVERIFY"],
["Make diffs cleaner by leaving a comment here without comma at the end"]
]