func (c *Context) goScan(zop bool, tableId uint8, rowKey, colKey []byte,
score int64, start, asc, orderByScore bool, num int,
done chan *Call) (*Call, error) {
call := c.cli.newCall(proto.CmdScan, done)
if call.err != nil {
return call, call.err
}
if num < 1 {
c.cli.errCall(call, ErrInvScanNum)
return call, call.err
}
var p proto.PkgScanReq
p.Seq = call.seq
p.DbId = c.dbId
p.Cmd = call.cmd
if asc {
p.PkgFlag |= proto.FlagScanAsc
}
if start {
p.PkgFlag |= proto.FlagScanKeyStart
}
p.Num = uint16(num)
p.TableId = tableId
p.RowKey = rowKey
p.ColKey = colKey
// ZScan
if zop {
p.PkgFlag |= proto.FlagZop
p.SetScore(score)
if orderByScore {
p.SetColSpace(proto.ColSpaceScore1)
} else {
p.SetColSpace(proto.ColSpaceScore2)
}
}
var pkgLen = p.Length()
if pkgLen > proto.MaxPkgLen {
c.cli.errCall(call, ErrInvPkgLen)
return call, call.err
}
call.pkg = make([]byte, pkgLen)
_, err := p.Encode(call.pkg)
if err != nil {
c.cli.errCall(call, err)
return call, err
}
call.ctx = scanContext{tableId, rowKey, zop, asc, orderByScore, num}
c.cli.sending <- call
return call, nil
}
func myScan(in proto.PkgScanReq, au Authorize, t *testing.T) proto.PkgScanResp {
var pkg = make([]byte, in.Length())
_, err := in.Encode(pkg)
if err != nil {
t.Fatalf("Encode failed: ", err)
}
pkg = testTbl.Scan(&PkgArgs{in.Cmd, in.DbId, in.Seq, pkg}, au)
var out proto.PkgScanResp
_, err = out.Decode(pkg)
if err != nil {
t.Fatalf("Decode failed: ", err)
}
if out.ErrCode != 0 {
t.Fatalf("Failed with ErrCode %d", out.ErrCode)
}
if out.DbId != in.DbId || out.Seq != in.Seq {
t.Fatalf("DbId/Seq mismatch")
}
return out
}
