using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
using Song.ViewData;
using Song.Entities;
using Song.ServiceInterfaces;
using WeiSha.Core;
using System.Data;
using System.Collections.Generic;
using System.IO;
using System.Web;
using System.Text.RegularExpressions;

namespace UnitTest
{
 [TestClass]
 public class UnitTest1
 {
 [TestMethod]
 public void TestMethod1()
 {
 string uid = "ExamResults:{0}-{1}-{2}";
 if (uid.IndexOf(":") > -1) uid = uid.Substring(uid.IndexOf(":") + 1);

 if (uid.IndexOf("-") > -1) uid = uid.Substring(0,uid.IndexOf("-"));

 Assert.AreEqual(uid, "123456");
 }
 
 [TestMethod]
 public void generateCode()
 {
 int test = 456;

 int max = 1002;

 string res = _lenFormatstring(test,max);
 
 Assert.AreEqual(res, "0456");
 }
 /// <summary>
 /// 格式化数值
 /// </summary>
 /// <param name="number">要格式化的数值</param>
 /// <param name="max">字符最大宽度,例如1234,宽度为4</param>
 /// <returns></returns>
 private string _lenFormatstring(int number, object max)
 {
 int len = max.ToString().Length;
 string format = string.Empty;
 while (len-- > 0) format += "0";
 return number.ToString(format);
 }
 [TestMethod]
 public void testList()
 {
 List<int> list = null;

 foreach(int i in list ?? new List<int>() )
 {
 //int t = i;
 }
 int j =0;
 string file = "aaa.txt";
 string ext = Path.GetExtension(file);
 string prefix = file.IndexOf(".") > -1 ? file.Substring(0, file.LastIndexOf(".")) : file;
 string ext1 = file.IndexOf(".") > -1 ? file.Substring(file.LastIndexOf(".")) : file;
 Assert.AreEqual(ext, ".txt");
 Assert.AreEqual(prefix, "aaa");
 }
 [TestMethod]
 public void SnowFlake()
 {
 List<long> list = new List<long>();
 for (int i = 0; i < 100000; i++)
 {
 long id = WeiSha.Core.Request.SnowID();

 list.Add(id);

 }

 Assert.AreEqual(list, "0456");
 }

 [TestMethod]
 public void encodeURIComponent_test()
 {
 float f = 0;
 double d = 0;
 decimal de = 0;
 string ff = f.GetType().Name;
 string dd = d.GetType().Name;
 string ecc = de.GetType().Name;

 char c = 'a';
 string cccc = c.GetType().Name;
 }

 [TestMethod]
 public void testXXE()
 {
 string s1 = @"<?xml version=""1.0"" encoding=""UTF-8"" ?>< !DOCTYPE ANY [<!ENTITY % name SYSTEM ""http://localhost/tp5/test.xml"">%name;]>";
 string s2 = @"<?xml version=""1.0""?>
< !DOCTYPE test[
 <!ENTITY writer ""Bill Gates"" >
 < !ENTITY copyright ""Copyright W3School.com.cn"" >
 ] > ";
 string r1 = ClearDoctype(s1);
 string r2 = ClearDoctype(s2);

 Assert.AreEqual(r1, "0456");
 }
 public string ClearDoctype(string html)
 {
 if (string.IsNullOrWhiteSpace(html)) return html;
 RegexOptions option = RegexOptions.IgnoreCase | RegexOptions.Singleline | RegexOptions.IgnorePatternWhitespace;
 html = Regex.Replace(html, @"<(\s*)!DOCTYPE[^>]*>", "", option);
 html = Regex.Replace(html, @"<(\s*)!ENTITY[^>]*>", "", option);
 return html;
 }
 }
}