From 37fc9a78e486d0adb71a18a6645b2db63e4d003f Mon Sep 17 00:00:00 2001 From: Braydon Fuller Date: Fri, 1 Feb 2019 14:16:17 -0800 Subject: [PATCH] script: update script tests and behavior References: - https://github.com/bitcoin/bitcoin/pull/12425 - https://github.com/bitcoin/bitcoin/pull/12167 - https://github.com/bitcoin/bitcoin/pull/10699 --- lib/script/script.js | 15 ++++----- test/data/core-data/script-tests.json | 44 ++++++++++++++++----------- 2 files changed, 33 insertions(+), 26 deletions(-) diff --git a/lib/script/script.js b/lib/script/script.js index 9d41ac47..fbcab8f2 100644 --- a/lib/script/script.js +++ b/lib/script/script.js @@ -604,11 +604,8 @@ class Script { } case opcodes.OP_CHECKLOCKTIMEVERIFY: { // OP_CHECKLOCKTIMEVERIFY = OP_NOP2 - if (!(flags & Script.flags.VERIFY_CHECKLOCKTIMEVERIFY)) { - if (flags & Script.flags.VERIFY_DISCOURAGE_UPGRADABLE_NOPS) - throw new ScriptError('DISCOURAGE_UPGRADABLE_NOPS', op, ip); + if (!(flags & Script.flags.VERIFY_CHECKLOCKTIMEVERIFY)) break; - } if (!tx) throw new ScriptError('UNKNOWN_ERROR', 'No TX passed in.'); @@ -630,11 +627,8 @@ class Script { } case opcodes.OP_CHECKSEQUENCEVERIFY: { // OP_CHECKSEQUENCEVERIFY = OP_NOP3 - if (!(flags & Script.flags.VERIFY_CHECKSEQUENCEVERIFY)) { - if (flags & Script.flags.VERIFY_DISCOURAGE_UPGRADABLE_NOPS) - throw new ScriptError('DISCOURAGE_UPGRADABLE_NOPS', op, ip); + if (!(flags & Script.flags.VERIFY_CHECKSEQUENCEVERIFY)) break; - } if (!tx) throw new ScriptError('UNKNOWN_ERROR', 'No TX passed in.'); @@ -3259,7 +3253,10 @@ class Script { redeem.execute(stack, flags, tx, index, value, 1); // Verify the stack values. - if (stack.length !== 1 || !stack.getBool(-1)) + if (stack.length !== 1) + throw new ScriptError('CLEANSTACK'); + + if (!stack.getBool(-1)) throw new ScriptError('EVAL_FALSE'); } diff --git a/test/data/core-data/script-tests.json b/test/data/core-data/script-tests.json index 698e8982..9b320b69 100644 --- a/test/data/core-data/script-tests.json +++ b/test/data/core-data/script-tests.json @@ -168,6 +168,18 @@ ["1 0 BOOLOR", "NOP", "P2SH,STRICTENC", "OK"], ["0 1 BOOLOR", "NOP", "P2SH,STRICTENC", "OK"], ["0 0 BOOLOR", "NOT", "P2SH,STRICTENC", "OK"], +["0x01 0x80", "DUP BOOLOR", "P2SH,STRICTENC", "EVAL_FALSE", "negative-0 negative-0 BOOLOR"], +["0x01 0x00", "DUP BOOLOR", "P2SH,STRICTENC", "EVAL_FALSE", " non-minimal-0 non-minimal-0 BOOLOR"], +["0x01 0x81", "DUP BOOLOR", "P2SH,STRICTENC", "OK", "-1 -1 BOOLOR"], +["0x01 0x80", "DUP BOOLAND", "P2SH,STRICTENC", "EVAL_FALSE", "negative-0 negative-0 BOOLAND"], +["0x01 0x00", "DUP BOOLAND", "P2SH,STRICTENC", "EVAL_FALSE", " non-minimal-0 non-minimal-0 BOOLAND"], +["0x01 0x81", "DUP BOOLAND", "P2SH,STRICTENC", "OK", "-1 -1 BOOLAND"], +["0x01 0x00", "NOT", "P2SH,STRICTENC", "OK", "non-minimal-0 NOT"], +["0x01 0x80", "NOT", "P2SH,STRICTENC", "OK", "negative-0 NOT"], +["0x01 0x81", "NOT", "P2SH,STRICTENC", "EVAL_FALSE", "negative 1 NOT"], +["0x01 0x80 0", "NUMEQUAL", "P2SH", "OK", "-0 0 NUMEQUAL"], +["0x01 0x00 0", "NUMEQUAL", "P2SH", "OK", "non-minimal-0 0 NUMEQUAL"], +["0x02 0x00 0x00 0", "NUMEQUAL", "P2SH", "OK", "non-minimal-0 0 NUMEQUAL"], ["16 17 BOOLOR", "NOP", "P2SH,STRICTENC", "OK"], ["11 10 1 ADD", "NUMEQUAL", "P2SH,STRICTENC", "OK"], ["11 10 1 ADD", "NUMEQUALVERIFY 1", "P2SH,STRICTENC", "OK"], @@ -700,7 +712,7 @@ ["0x17 0x3014020002107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "OK", "Zero-length R is correctly encoded"], ["0x17 0x3014021077777777777777777777777777777777020001", "0 CHECKSIG NOT", "", "OK", "Zero-length S is correctly encoded for DERSIG"], ["0x27 0x302402107777777777777777777777777777777702108777777777777777777777777777777701", "0 CHECKSIG NOT", "", "OK", "Negative S is correctly encoded"], - + ["2147483648", "CHECKSEQUENCEVERIFY", "CHECKSEQUENCEVERIFY", "OK", "CSV passes if stack top bit 1 << 31 is set"], ["", "DEPTH", "P2SH,STRICTENC", "EVAL_FALSE", "Test the test: we should have an empty stack after scriptSig evaluation"], @@ -862,8 +874,6 @@ ["Ensure 100% coverage of discouraged NOPS"], ["1", "NOP1", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], -["1", "CHECKLOCKTIMEVERIFY", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], -["1", "CHECKSEQUENCEVERIFY", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], ["1", "NOP4", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], ["1", "NOP5", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], ["1", "NOP6", "P2SH,DISCOURAGE_UPGRADABLE_NOPS", "DISCOURAGE_UPGRADABLE_NOPS"], @@ -2543,22 +2553,22 @@ [["01", "635168", 0.00000001], "", "0 0x20 0xc7eaf06d5ae01a58e376e126eb1e6fab2036076922b96b2711ffbec1e590665d", "P2SH,WITNESS", "OK"], [["02", "635168", 0.00000001], "", "0 0x20 0xc7eaf06d5ae01a58e376e126eb1e6fab2036076922b96b2711ffbec1e590665d", "P2SH,WITNESS", "OK"], [["0100", "635168", 0.00000001], "", "0 0x20 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