/// <summary>
/// Method that checks if an object is not null
/// </summary>
/// <param name="obj">extend type of <see cref="Object"/></param>
/// <returns>true if object is not null</returns>
public static bool NotNull(this Object obj)
{
    return obj != null;
}


[TestMethod]
public void Test_Something()
{
    // test
    var result = DoSomething();
    
    // assert
    Assert.IsTrue(result.NotNull());
}