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Test the unfinished condition of CheckErrorCondition

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This commit is contained in:
Owain G. Ainsworth 2013-06-21 01:33:38 +01:00
parent 03696a8874
commit 8fe24958bb
2 changed files with 91 additions and 3 deletions
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88
script_test.go
View file

@ -1365,3 +1365,91 @@ func TestBadPC(t *testing.T) {
}
}
}
// Most codepaths in CheckErrorCondition() are testd elsewhere, this tests
// the execute early test.
func TestCheckErrorCondition(t *testing.T) {
// tx with almost empty scripts.
tx := &btcwire.MsgTx{
Version: 1,
TxIn: []*btcwire.TxIn{
&btcwire.TxIn{
PreviousOutpoint: btcwire.OutPoint{
Hash: btcwire.ShaHash([32]byte{
0xc9, 0x97, 0xa5, 0xe5,
0x6e, 0x10, 0x41, 0x02,
0xfa, 0x20, 0x9c, 0x6a,
0x85, 0x2d, 0xd9, 0x06,
0x60, 0xa2, 0x0b, 0x2d,
0x9c, 0x35, 0x24, 0x23,
0xed, 0xce, 0x25, 0x85,
0x7f, 0xcd, 0x37, 0x04,
}),
Index: 0,
},
SignatureScript: []uint8{},
Sequence: 4294967295,
},
},
TxOut: []*btcwire.TxOut{
&btcwire.TxOut{
Value: 1000000000,
PkScript: []byte{},
},
},
LockTime: 0,
}
pkScript := []byte{
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_NOP,
btcscript.OP_TRUE,
}
engine, err := btcscript.NewScript(tx.TxIn[0].SignatureScript, pkScript,
0, tx, 70001, false)
if err != nil {
t.Errorf("failed to create script: %v", err)
}
for i := 0; i < len(pkScript) - 1; i++ {
done, err := engine.Step()
if err != nil {
t.Errorf("failed to step %dth time: %v", i, err)
return
}
if done {
t.Errorf("finshed early on %dth time", i)
return
}
err = engine.CheckErrorCondition()
if err != btcscript.StackErrScriptUnfinished {
t.Errorf("got unexepected error %v on %dth iteration",
err, i)
return
}
}
done, err := engine.Step()
if err != nil {
t.Errorf("final step failed %v", err)
return
}
if !done {
t.Errorf("final step isn't done!")
return
}
err = engine.CheckErrorCondition()
if err != nil {
t.Errorf("unexpected error %v on final check", err)
}
}

6
test_coverage.txt
View file

@ -128,15 +128,15 @@ github.com/conformal/btcscript/script.go parseScript 93.75% (30/32)
github.com/conformal/btcscript/script.go Script.Step 91.89% (34/37)
github.com/conformal/btcscript/script.go typeOfScript 83.33% (5/6)
github.com/conformal/btcscript/script.go Script.DisasmScript 80.00% (4/5)
github.com/conformal/btcscript/script.go GetPreciseSigOpCount 77.78% (14/18)
github.com/conformal/btcscript/script.go Script.CheckErrorCondition 78.57% (11/14)
github.com/conformal/btcscript/script.go GetPreciseSigOpCount 76.47% (13/17)
github.com/conformal/btcscript/opcode.go opcodeCheckSigVerify 75.00% (3/4)
github.com/conformal/btcscript/script.go isPushOnly 75.00% (3/4)
github.com/conformal/btcscript/script.go Script.calcScriptHash 71.43% (25/35)
github.com/conformal/btcscript/script.go Script.CheckErrorCondition 71.43% (10/14)
github.com/conformal/btcscript/script.go isMultiSig 61.54% (8/13)
github.com/conformal/btcscript/opcode.go opcodeSha1 60.00% (3/5)
github.com/conformal/btcscript/script.go Script.Execute 44.44% (8/18)
github.com/conformal/btcscript/log.go SetLogWriter 0.00% (0/7)
github.com/conformal/btcscript/log.go logClosure.String 0.00% (0/1)
github.com/conformal/btcscript -------------------------- 93.74% (869/927)
github.com/conformal/btcscript -------------------------- 93.84% (869/926)