/// <summary>
/// Converts the current distance to a distance of another type.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>
/// A converted Distance
/// </returns>
public override Distance ConvertTo(Type type)
{
if (this.GetType() == type)
{
return(Distance.Build(type, this.Value));
}
if (typeof(MetricDistance).IsAssignableFrom(type))
{
int first = (int)this.GetType().GetField("Factor").GetValue(null);
int second = (int)type.GetField("Factor").GetValue(null);
int factor = Math.Max(first, second) - Math.Min(first, second);
if (second > first)
{
factor *= -1;
}
return(Distance.Build(type, this.Value * (decimal)Math.Pow(10, factor)));
}
else
{
return(Distance.Build <Yards>(this.ConvertTo <Meters>().Value *MetricDistance.MeterToYardRatio).ConvertTo(type));
}
}
public void When_comparing_distances_GreaterOrEqualTo_Then_works(decimal d1, Type t1, decimal d2, Type t2, bool expected)
{
var distance1 = Distance.Build(t1, d1);
var distance2 = Distance.Build(t2, d2);
Assert.That(distance1 >= distance2, Is.EqualTo(expected));
}
public void When_building_Then_returns_proper_distance()
{
var actual = Distance.Build <Kilometers>(25);
Assert.That(actual, Is.InstanceOf <Kilometers>());
Assert.That(actual.Value, Is.EqualTo(25));
}
/// <summary>
/// Converts the current distance to a distance of another type.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>
/// A converted Distance
/// </returns>
/// <exception cref="System.NotSupportedException">
/// If the type is not supported for conversion.
/// </exception>
public override Distance ConvertTo(Type type)
{
if (this.GetType() == type)
{
return(Distance.Build(type, this.Value));
}
if (typeof(ImperialDistance).IsAssignableFrom(type))
{
if (!ConversionFactors.Values.ContainsKey(this.GetType()))
{
throw new NotSupportedException(string.Format(Properties.Strings.ImperialDistance_TypeConversionNotSupported, this.ToString(), type.Name));
}
if (!ConversionFactors.Values.ContainsKey(type))
{
throw new NotSupportedException(string.Format(Properties.Strings.ImperialDistance_TypeConversionNotSupported, this.ToString(), type.Name));
}
return((Distance)Activator.CreateInstance(type, this.Value * ConversionFactors.Values[this.GetType()][type]));
}
else
{
return(Distance.Build <Meters>(this.ConvertTo <Yards>().Value / MetricDistance.MeterToYardRatio).ConvertTo(type));
}
}
