func testSNativeCALL(t *testing.T, expectPass bool, blockCache *BlockCache, doug *acm.Account, snativePerm ptypes.PermFlag, snativeAddress, data []byte, f func([]byte) error) {
if expectPass {
doug.Permissions.Base.Set(snativePerm, true)
}
var addr []byte
contractCode := callContractCode(snativeAddress)
doug.Code = contractCode
blockCache.UpdateAccount(doug)
addr = doug.Address
tx, _ := types.NewCallTx(blockCache, user[0].PubKey, addr, data, 100, 10000, 100)
tx.Sign(chainID, user[0])
fmt.Println("subscribing to", types.EventStringAccCall(snativeAddress))
ev, exception := execTxWaitEvent(t, blockCache, tx, types.EventStringAccCall(snativeAddress))
if exception == ExceptionTimeOut {
t.Fatal("Timed out waiting for event")
}
if expectPass {
if exception != "" {
t.Fatal("Unexpected exception", exception)
}
evv := ev.(types.EventDataCall)
ret := evv.Return
if err := f(ret); err != nil {
t.Fatal(err)
}
} else {
if exception == "" {
t.Fatal("Expected exception")
}
}
}
// give a contract perms for an snative, call it, it calls the snative, ensure the check funciton (f) succeeds
func testSNativeCALLExpectPass(t *testing.T, blockCache *BlockCache, doug *account.Account, snativeAddress, data []byte, f func([]byte) error) {
perm := vm.RegisteredSNativePermissions[LeftPadWord256(snativeAddress)]
var addr []byte
if doug != nil {
contractCode := callContractCode(snativeAddress)
doug.Code = contractCode
doug.Permissions.Base.Set(perm, true)
blockCache.UpdateAccount(doug)
addr = doug.Address
} else {
acc := blockCache.GetAccount(user[0].Address)
acc.Permissions.Base.Set(perm, true)
blockCache.UpdateAccount(acc)
addr = snativeAddress
}
tx, _ := types.NewCallTx(blockCache, user[0].PubKey, addr, data, 100, 10000, 100)
tx.Sign(chainID, user[0])
ev, exception := execTxWaitEvent(t, blockCache, tx, types.EventStringAccReceive(snativeAddress)) //
if exception != "" {
t.Fatal("Unexpected exception", exception)
}
evv := ev.(types.EventMsgCall)
ret := evv.Return
if err := f(ret); err != nil {
t.Fatal(err)
}
}
// assumes the contract has not been given the permission. calls the it, it calls the snative, expects to fail
func testSNativeCALLExpectFail(t *testing.T, blockCache *BlockCache, doug *account.Account, snativeAddress, data []byte) {
var addr []byte
if doug != nil {
contractCode := callContractCode(snativeAddress)
doug.Code = contractCode
blockCache.UpdateAccount(doug)
addr = doug.Address
} else {
addr = snativeAddress
}
tx, _ := types.NewCallTx(blockCache, user[0].PubKey, addr, data, 100, 10000, 100)
tx.Sign(chainID, user[0])
fmt.Println("subscribing to", types.EventStringAccReceive(snativeAddress))
_, exception := execTxWaitEvent(t, blockCache, tx, types.EventStringAccReceive(snativeAddress))
if exception == "" {
t.Fatal("Expected exception")
}
}