C# (CSharp) EmptyData.First示例

示例#1

 public void FirstWithPredicateEmptySourceInvalidOperation()
 {
     Assert.Throws <InvalidOperationException>(() => EmptyData.First(x => true)).WithMessageNoMatchingElement();
 }

示例#2

 public void FirstEmptySourceInvalidOperation()
 {
     Assert.Throws <InvalidOperationException>(() => EmptyData.First()).WithMessageNoElements();
 }