LongitudeBuilder

LongitudeBuilder

using System;
using System.Collections.Generic;
using System.Reflection;
using AutoFixture.Kernel;

namespace SampleTests.AutoFixture
{
    public class LongitudeBuilder : ISpecimenBuilder
    {
        /// <summary>
        /// 指定屬性名稱.
        /// </summary>
        public string PropertyName { get; set; }

        public double? Minimum { get; set; }

        public double? Maximum { get; set; }

        public object Create(object request, ISpecimenContext context)
        {
            var propertyNames = new List<string>
            {
                "Longitude"
            };

            if (string.IsNullOrWhiteSpace(this.PropertyName).Equals(false))
            {
                propertyNames.Add(this.PropertyName.Trim());
            }

            double minumum = this.Minimum.HasValue && (this.Minimum >= -180 || this.Minimum <= 180)
                ? this.Minimum.Value
                : -180.0d;

            double maximum = this.Maximum.HasValue && (this.Maximum >= -180 || this.Maximum <= 180)
                ? this.Maximum.Value
                : 180.0d;

            if (minumum > maximum)
            {
                var temp = minumum;
                minumum = maximum;
                maximum = temp;
            }

            var propertyInfo = request as PropertyInfo;

            if (propertyInfo != null
                && propertyNames.Contains(propertyInfo.Name)
                && propertyInfo.PropertyType == typeof(double))
            {
                return context.Resolve
                (
                    new RangedNumberRequest(typeof(double), minumum, maximum)
                );
            }

            return new NoSpecimen();
        }
    }
}