public void It_parses_integers()
{
Assert.Equal(1234m, DecimalParser.ParseOrNull("1234"));
Assert.Equal(0m, DecimalParser.ParseOrNull("0"));
Assert.Equal(0, DecimalParser.ParseOrNull(" 0", returnNullIfZero: false));
Assert.Equal(0, DecimalParser.ParseOrNull(" 0"));
}
public void It_parses_decimals()
{
Assert.Equal(37.3m, DecimalParser.ParseOrNull("37,3"));
Assert.Equal(37.3m, DecimalParser.ParseOrNull("37.3"));
Assert.Equal(0.12345678910m, DecimalParser.ParseOrNull("0.12345678910"));
Assert.Equal(37.0m, DecimalParser.ParseOrNull("00000037.00000000"));
Assert.Equal(-37.0m, DecimalParser.ParseOrNull("-00000037.00000000"));
Assert.Equal(-37.0m, DecimalParser.ParseOrNull("-00000037,00000000"));
}
public void It_returns_null_if_parsing_empty_or_whitespace_or_invalid_string()
{
Assert.Null(DecimalParser.ParseOrNull(string.Empty));
Assert.Null(DecimalParser.ParseOrNull(" "));
Assert.Null(DecimalParser.ParseOrNull("\t\n "));
Assert.Null(DecimalParser.ParseOrNull(null));
Assert.Null(DecimalParser.ParseOrNull("abc"));
Assert.Null(DecimalParser.ParseOrNull(" 0", returnNullIfZero: true));
Assert.Null(DecimalParser.ParseOrNull("0.0000000000", returnNullIfZero: true));
Assert.Null(DecimalParser.ParseOrNull(" 0x"));
}
private void GenerateInvoicesBtn_Click(object sender, RoutedEventArgs e)
{
var validator = new InputValidator();
if (validator.IsValidInput(selectFileValue.Text, sheetValue.Text,
rowValue.Text, selectDestinationValue.Text,
companyNameValue.Text) == false)
{
return;
}
string readPath = selectFileValue.Text;
int sheet = int.Parse(sheetValue.Text);
int row = int.Parse(rowValue.Text);
string savePathDir = selectDestinationValue.Text;
string fullSavePath = $"{savePathDir}\\{fileNameTemplate}";
string company = companyNameValue.Text;
IInvoiceParser invParser = new InvoiceParser(separator);
IDecimalParser primParser = new DecimalParser();
IDateParser dateParser = new DateParser();
IReader reader = new ExcelReader(readPath, sheet, row, separator);
IDocWriter writer = new DocWriter();
try
{
var engine = new Engine(invParser, primParser, dateParser, reader, writer, docTemplatePath, fullSavePath, company);
engine.Start();
MessageBox.Show("Invoices created successfully.");
this.ResetForm();
}
catch (ArgumentNullException ex)
{
MessageBox.Show(ex.Message);
}
catch (ArgumentOutOfRangeException ex)
{
MessageBox.Show(ex.Message);
}
catch (ArgumentException ex)
{
MessageBox.Show(ex.Message);
}
catch (FileNotFoundException ex)
{
MessageBox.Show(ex.Message);
}
}
public void ValidDecimal_returnsDecimal()
{
Assert.AreEqual(100.2m, DecimalParser.Parse("100.2"));
}
public void ValidIntValue_returnsDecimal()
{
Assert.AreEqual(100m, DecimalParser.Parse("100"));
}
