private string GetDisplayName(Element element)
{
var builder = new StringBuilder(128);
builder.AppendFirst(element.Id, element.Name);
builder.AppendIf(" -> ", builder.Length > 0);
builder.Append(element.ApplicationId);
return builder.ToString();
}
public void AppendIf()
{
// Type
var @this = new StringBuilder();
// Exemples
@this.AppendIf(x => x.Contains("F"), "Fizz", "Buzz"); // return "FizzBuzz";
// Unit Test
Assert.AreEqual("Fizz", @this.ToString());
}
public void AppendIf_False()
{
var sb = new StringBuilder();
sb.AppendIf(false, "ab");
sb.ToString().Should().BeEmpty();
}
public void AppendIf_True()
{
var sb = new StringBuilder();
sb.AppendIf(true, "ab");
sb.ToString().Should().Be("ab");
}