private void BtnResultClicked(object sender, RoutedEventArgs e)
{
LblResult.Content = string.Empty;
int sideA, sideB, sideC;
var aIsInteger = int.TryParse(TxtA.Text, out sideA) && sideA > 0;
var bIsInteger = int.TryParse(TxtB.Text, out sideB) && sideB > 0;
var cIsInteger = int.TryParse(TxtC.Text, out sideC) && sideC > 0;
if (aIsInteger && bIsInteger && cIsInteger)
{
LblResult.Content = TriangleLogic.GetTriangleType(sideA, sideB, sideC).ToString();
}
else
{
var message = string.Empty;
if (!aIsInteger)
{
TxtA.Text = string.Empty;
message += string.Format(ErrorInput, "A");
TxtA.Text = string.Empty;
}
if (!bIsInteger)
{
TxtB.Text = string.Empty;
if (!string.IsNullOrWhiteSpace(message))
{
message += "\n";
}
message += string.Format(ErrorInput, "B");
TxtB.Text = string.Empty;
}
if (!cIsInteger)
{
TxtC.Text = string.Empty;
if (!string.IsNullOrWhiteSpace(message))
{
message += "\n";
}
message += string.Format(ErrorInput, "C");
TxtC.Text = string.Empty;
}
MessageBox.Show(Application.Current.MainWindow, message);
}
}
public void TestScalene()
{
Assert.AreEqual(TriangleLogic.GetTriangleType(5, 7, 8), TriangleType.Scalene);
}
public void TestEquilateral()
{
Assert.AreEqual(TriangleLogic.GetTriangleType(5, 5, 5), TriangleType.Equilateral);
}
public void TestIsosceles()
{
Assert.AreEqual(TriangleLogic.GetTriangleType(5, 2, 5), TriangleType.Isosceles);
}
public void TestNoTriangle()
{
Assert.AreEqual(TriangleLogic.GetTriangleType(5, 2, 1), TriangleType.NoTriangle);
}