using Grand.Domain.Blogs;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace Grand.Business.Cms.Tests.Extensions;

[TestClass]
public class BlogExtensionsTests
{
    private List<BlogPost> _blogPosts;

    [TestInitialize]
    public void Init()
    {
        _blogPosts = [
            new BlogPost { StartDateUtc = DateTime.Now.AddDays(4), Id = "5" },
            new BlogPost { StartDateUtc = DateTime.Now.AddDays(3), Id = "4" },
            new BlogPost { StartDateUtc = DateTime.Now.AddDays(2), Id = "3" },
            new BlogPost { StartDateUtc = DateTime.Now.AddDays(1), Id = "2" },
            new BlogPost { StartDateUtc = DateTime.Now, Id = "1" }
        ];
    }

    [TestMethod]
    public void GetPostsByDate_BlogPostContainsInDateRange()
    {
        var from = DateTime.Now;
        var to = DateTime.Now.AddDays(3);
        var result = _blogPosts.GetPostsByDate(from, to);
        Assert.AreEqual(4, result.Count);
        Assert.IsTrue(result.Any(b => b.Id.Equals("1")));
        Assert.IsTrue(result.Any(b => b.Id.Equals("2")));
        Assert.IsTrue(result.Any(b => b.Id.Equals("3")));
        Assert.IsTrue(result.Any(b => b.Id.Equals("4")));
    }

    [TestMethod]
    public void GetPostsByDate_BlogPostsNotContainsInDateRange_ReturnEmptyList()
    {
        var from = DateTime.Now.AddDays(-3);
        var to = DateTime.Now.AddDays(-1);
        var result = _blogPosts.GetPostsByDate(from, to);
        Assert.AreEqual(0, result.Count);
    }
}