Blog - A simple and compact style for BDD specifications

method-template.cs

public void $Method$_Given$Context$_Should$ExpectedBehaviour$()

resharper-template.cs

 [TestMethod]
 public void $Method$_Given$Context$_Should$ExpectedBehaviour$()
 {
     //Arrange 
     $body$
  
     //Act
  
     //Assert
 }

specification-example.cs

namespace BDDSimpleStyleExample
{
    [TestClass]
    public class DateTimeSpecifications
    {
        [TestMethod]
        public void AddDays_GivenTodayIs1stOfJanuaryAndAddingTwoDays_ShouldReturnJanuary3rd()
        {
            //Arrange (setup up context / fixture, usually multiple lines of code)
            var today = new DateTime(2009, 1, 1);
 
            //Act (one line of code, invoke the System Under Test)
            DateTime result = today.AddDays(2);
 
            //Assert (Usually ONE assert / specification)
            Assert.AreEqual(new DateTime(2009, 1, 3), result);
        }
 
        [TestMethod]
        public void AddDays_GivenDateIsLastDayOfMonthAndAddingOneDay_ShouldReturnFirstDayOfNextMonths()
        {
            //Arrange 
            var today = new DateTime(2009, 1, 31);
 
            //Act
            DateTime result = today.AddDays(1);
 
            //Assert
            Assert.AreEqual(new DateTime(2009, 2, 1), result);
        }
    }
}

Read full blog post at https://blog.hundeide.net/2009/06/a-simple-and-compact-style-for-bdd-specifications/