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rtu_over_tcp_test.go
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rtu_over_tcp_test.go
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package modbus
import (
"encoding/hex"
"testing"
)
// 使用modbus slave 模拟进行测试
func TestRtuTcpReadCoils(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
request, results, err := c.ReadCoils(0, 10)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}
func TestRtuTcpWriteSingleCoil(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
request, results, err := c.WriteSingleCoil(0, true)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}
func TestRtuTcpWriteMultipleCoils(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
coils := []bool{false, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true}
request, results, err := c.WriteMultipleCoils(0, uint16(len(coils)), coils)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}
func TestRtuTcpReadDiscreteInputs(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
request, results, err := c.ReadDiscreteInputs(0, 10)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}
func TestRtuTcpReadInputRegisters(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
request, results, err := c.ReadInputRegisters(0, 10)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}
func TestRtuTcpReadHoldingRegisters(t *testing.T) {
st := NewTcpTransporter("127.0.0.1:502")
defer func() { _ = st.Close() }()
pk := NewRtuPackager(1)
c := NewClient(pk, st)
request, results, err := c.ReadHoldingRegisters(0, 10)
if err != nil {
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Error(err)
t.FailNow()
}
t.Log("Write", hex.EncodeToString(request.GetData()))
t.Log(hex.EncodeToString(results.GetData()))
}