using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using StackExchange.Redis;

using Xunit;
using Xunit.Extensions;
using Xunit.Serialization;
using Xunit.Abstractions;
using Xunit.Sdk;

using RedisStuy;

namespace RedisStudyTest
{
    /// <summary>
    /// Redis 集合学习 测试
    /// </summary>
    [Trait("RedisSortedSet", "All")]
    public class RedisSortedSetStudyTest : IDisposable
    {
        #region 初始化
        private readonly ITestOutputHelper testOutput;
        private IDatabase redisDatabase = null;
        private RedisSortedSetStudy redisSortedSetStudy = null;
        private TimeSpan defaultExpiry = TimeSpan.FromSeconds(20);
        private string defaultRedisKey = "RedisStudy:SortedSet:xUnitTest";

        /// <summary>
        /// 构造
        /// </summary>
        public RedisSortedSetStudyTest(ITestOutputHelper output)
        {
            this.testOutput = output;
            redisDatabase = RedisHelper.GetRedisDatabase();
            redisSortedSetStudy = new RedisSortedSetStudy();
        }
        #endregion

        #region SetAdd

        [Fact]
        public void SortedAdd_NotKey_Test()
        {
            var addNumber = redisSortedSetStudy.SortedSetAdd(defaultRedisKey, new SortedSetEntry[] { }, CommandFlags.None);
            Assert.Equal(0, addNumber);

            var exits = redisDatabase.KeyExists(defaultRedisKey);
            Assert.False(exits);

            var result = redisSortedSetStudy.SortedSetAdd(defaultRedisKey,"first",1,CommandFlags.None);
            Assert.True(result);

            var number = redisSortedSetStudy.SortedSetLength(defaultRedisKey);
            Assert.Equal(1, number);
        }

        [Fact]
        public void SetAdd_SortedSetEntrys_Empty_Test()
        {
            SortedSetEntry sortedSetEntry = new SortedSetEntry("first", 1);

            var addNumber = redisSortedSetStudy.SortedSetAdd(defaultRedisKey, new SortedSetEntry[] { }, CommandFlags.None);
            Assert.Equal(0, addNumber);

            var result = redisSortedSetStudy.SortedSetAdd(defaultRedisKey, "first",1,CommandFlags.None);
            Assert.True(result);
        }
        #endregion

        #region 清理
        public void Dispose()
        {
            redisDatabase.KeyDelete(defaultRedisKey);
        }
        #endregion
    }
}