// TestValidFileContractRevisions probes the validFileContractRevisions method
// of the consensus set.
func TestValidFileContractRevisions(t *testing.T) {
if testing.Short() {
t.SkipNow()
}
t.Parallel()
cst, err := createConsensusSetTester("TestValidFileContractRevisions")
if err != nil {
t.Fatal(err)
}
defer cst.Close()
// Grab an address + unlock conditions for the transaction.
unlockConditions, err := cst.wallet.NextAddress()
if err != nil {
t.Fatal(err)
}
// Create a file contract for which a storage proof can be created.
var fcid types.FileContractID
fcid[0] = 12
simFile := make([]byte, 64*1024)
rand.Read(simFile)
root := crypto.MerkleRoot(simFile)
fc := types.FileContract{
FileSize: 64 * 1024,
FileMerkleRoot: root,
WindowStart: 102,
WindowEnd: 1200,
Payout: types.NewCurrency64(1),
UnlockHash: unlockConditions.UnlockHash(),
RevisionNumber: 1,
}
cst.cs.dbAddFileContract(fcid, fc)
// Try a working file contract revision.
txn := types.Transaction{
FileContractRevisions: []types.FileContractRevision{
{
ParentID: fcid,
UnlockConditions: unlockConditions,
NewRevisionNumber: 2,
},
},
}
err = cst.cs.dbValidFileContractRevisions(txn)
if err != nil {
t.Error(err)
}
// Try a transaction with an insufficient revision number.
txn = types.Transaction{
FileContractRevisions: []types.FileContractRevision{
{
ParentID: fcid,
UnlockConditions: unlockConditions,
NewRevisionNumber: 1,
},
},
}
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errLowRevisionNumber {
t.Error(err)
}
txn = types.Transaction{
FileContractRevisions: []types.FileContractRevision{
{
ParentID: fcid,
UnlockConditions: unlockConditions,
NewRevisionNumber: 0,
},
},
}
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errLowRevisionNumber {
t.Error(err)
}
// Submit a file contract revision pointing to an invalid parent.
txn.FileContractRevisions[0].ParentID[0]--
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errNilItem {
t.Error(err)
}
txn.FileContractRevisions[0].ParentID[0]++
// Submit a file contract revision for a file contract whose window has
// already opened.
fc, err = cst.cs.dbGetFileContract(fcid)
if err != nil {
t.Fatal(err)
}
fc.WindowStart = 0
cst.cs.dbRemoveFileContract(fcid)
cst.cs.dbAddFileContract(fcid, fc)
txn.FileContractRevisions[0].NewRevisionNumber = 3
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errLateRevision {
t.Error(err)
}
// Submit a file contract revision with incorrect unlock conditions.
fc.WindowStart = 100
cst.cs.dbRemoveFileContract(fcid)
cst.cs.dbAddFileContract(fcid, fc)
txn.FileContractRevisions[0].UnlockConditions.Timelock++
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errWrongUnlockConditions {
t.Error(err)
}
txn.FileContractRevisions[0].UnlockConditions.Timelock--
// Submit file contract revisions for file contracts with altered payouts.
txn.FileContractRevisions[0].NewValidProofOutputs = []types.SiacoinOutput{{
Value: types.NewCurrency64(1),
}}
txn.FileContractRevisions[0].NewMissedProofOutputs = []types.SiacoinOutput{{
Value: types.NewCurrency64(1),
}}
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errAlteredRevisionPayouts {
t.Error(err)
}
txn.FileContractRevisions[0].NewValidProofOutputs = nil
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errAlteredRevisionPayouts {
t.Error(err)
}
txn.FileContractRevisions[0].NewValidProofOutputs = []types.SiacoinOutput{{
Value: types.NewCurrency64(1),
}}
txn.FileContractRevisions[0].NewMissedProofOutputs = nil
err = cst.cs.dbValidFileContractRevisions(txn)
if err != errAlteredRevisionPayouts {
t.Error(err)
}
}
