public void ThrowsExceptionWhenFailingToDeleteMessages()
{
// Arrange
var manager = new SmsManager(_serialPort);
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nOK\r\n");
manager._receiveNow.Set();
});
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT+CMGF=1\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nOK\r\n");
manager._receiveNow.Set();
});
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT+CMGD=1,3\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nERROR\r\n");
manager._receiveNow.Set();
});
// Act
// Assert
Assert.That(() => manager.DeleteMsg(_serialPort, "AT+CMGD=1,3"),
Throws.Exception.TypeOf <ApplicationException>()
.With.Message.EqualTo("No success message was received."));
}
public void SuccessfullyDeletesReadMessages()
{
// Arrange
var manager = new SmsManager(_serialPort);
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nOK\r\n");
manager._receiveNow.Set();
});
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT+CMGF=1\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nOK\r\n");
manager._receiveNow.Set();
});
_serialPort.When(sp => sp.Write(Arg.Is <string>(a => a == "AT+CMGD=1,3\r"))).Do(c =>
{
_serialPort.ReadExisting().Returns("\r\nOK\r\n");
manager._receiveNow.Set();
});
// Act
bool result = manager.DeleteMsg(_serialPort, "AT+CMGD=1,3");
// Assert
Assert.AreEqual(true, result);
}