public async Task ClientWriteCoilsTest()
{
// Function Code 0x0F
byte[] expectedRequest = new byte[] { 0, 0, 0, 9, 4, 15, 0, 20, 0, 10, 2, 205, 1 };
using var server = new MiniTestServer
{
RequestHandler = (request, clientIp) =>
{
CollectionAssert.AreEqual(expectedRequest, request.Skip(2).ToArray(), "Request is incorrect");
Console.WriteLine("Server sending response");
return(new byte[] { request[0], request[1], 0, 0, 0, 6, 4, 15, 0, 20, 0, 10 });
}
};
server.Start();
using var client = new ModbusClient(IPAddress.Loopback, server.Port, new ConsoleLogger());
await client.Connect();
Assert.IsTrue(client.IsConnected);
var coils = new List <Coil>
{
new Coil {
Address = 20, BoolValue = true
},
new Coil {
Address = 21, BoolValue = false
},
new Coil {
Address = 22, BoolValue = true
},
new Coil {
Address = 23, BoolValue = true
},
new Coil {
Address = 24, BoolValue = false
},
new Coil {
Address = 25, BoolValue = false
},
new Coil {
Address = 26, BoolValue = true
},
new Coil {
Address = 27, BoolValue = true
},
new Coil {
Address = 28, BoolValue = true
},
new Coil {
Address = 29, BoolValue = false
},
};
bool success = await client.WriteCoils(4, coils);
Assert.IsTrue(string.IsNullOrWhiteSpace(server.LastError), server.LastError);
Assert.IsTrue(success);
}
