using System.Threading.Tasks;
using Xunit;
using Yh.Platform.AppAuth;

namespace Yh.Platform.AppAuth.Tests;

public class SignCanonicalTests
{
    [Theory]
    [InlineData("b=2&a=1", "a=1&b=2")]
    [InlineData("a=1", "a=1")]
    [InlineData("", "")]
    [InlineData("groupId=9&withSub=true", "groupId=9&withSub=true")]
    public void SortRawQuery_键值整串排序(string raw, string expected)
    {
        Assert.Equal(expected, SignCanonical.SortRawQuery(raw));
    }

    [Fact]
    public void SortRawQuery_URL解码后排序()
    {
        // %20 与 + 均解码为空格，解码后按 "k=v" 整串排序
        Assert.Equal("a b=1&a b=2", SignCanonical.SortRawQuery("a%20b=1&a+b=2"));
    }

    [Fact]
    public void BuildTarget_无query只取path()
    {
        Assert.Equal("/userbase/oapi/user/byId", SignCanonical.BuildTarget(new Uri("http://host:8080/userbase/oapi/user/byId")));
        Assert.Equal("/userbase/oapi/user/byId?id=123", SignCanonical.BuildTarget(new Uri("http://host:8080/userbase/oapi/user/byId?id=123")));
    }

    [Fact]
    public void BuildTarget_query乱序归一化()
    {
        Assert.Equal("/p?a=1&b=2", SignCanonical.BuildTarget(new Uri("http://h/p?b=2&a=1")));
    }

    [Fact]
    public async Task MemoryReplayGuard_同三元组只放行一次()
    {
        var guard = new MemoryReplayGuard();
        Assert.True(await guard.TryBeginAsync("100476", "1700000000000", "n1"));
        Assert.False(await guard.TryBeginAsync("100476", "1700000000000", "n1"));
        Assert.True(await guard.TryBeginAsync("100476", "1700000000000", "n2"));
        Assert.True(await guard.TryBeginAsync("100477", "1700000000000", "n1"));
    }
}