public void When_Passed_Header_Has_More_Then_500_Characters_Should_Throw_FP_Illegal_Exception()
{
//Arrange
var reciptHeader = string.Join("", Enumerable.Repeat("A", 501));
var state = new FiscalPrinterState();
var command = new ThermalFiscalPrinterCommand(null, null, reciptHeader + "?");
var commandHandler = new SetupReciptHeaderCommandHandler(command);
//Act
//Assert
Assert.Throws <FP_IllegalOperationException>(() =>
{
commandHandler.Handle(state);
});
}
public void When_Passed_Correct_Less_Then_500_Chars_And_Lines_Split_By_CR_Header_Should_Save_It_In_Fiscal_Printer_State()
{
//Arrange
var reciptHeaderRows = new List <string>
{
$"Sample Fiscal Printer Header",
"Lines must be split by CR",
"Or LF Characters"
};
var reciptHeaderInput = reciptHeaderRows[0] + Convert.ToChar(Constants.ASCICodeCR)
+ reciptHeaderRows[1] + Convert.ToChar(Constants.ASCICodeLF)
+ reciptHeaderRows[2];
var state = new FiscalPrinterState();
var command = new ThermalFiscalPrinterCommand(null, null, reciptHeaderInput + "?");
var commandHandler = new SetupReciptHeaderCommandHandler(command);
//Act
var result = commandHandler.Handle(state);
//Assert
Assert.IsNull(result.OutputCommand);
Assert.AreEqual(result.OutputReciptBuffer, string.Empty);
StringBuilder stringBuilder = new StringBuilder();
reciptHeaderRows.ForEach(row => stringBuilder.AppendLine(row));
var expectedReciptHeader = stringBuilder.ToString();
Console.WriteLine(expectedReciptHeader);
Console.WriteLine(reciptHeaderInput);
Assert.AreEqual(expectedReciptHeader, state.FiscalPrinterHeader);
}
