using PrivaPub.Domain.Content;
using PrivaPub.Models.Post;
namespace PrivaPub.Tests.Domain
{
public class LinkPreviewTests
{
[Fact]
public void Reads_open_graph_then_twitter_then_the_page_title()
{
var preview = LinkPreviews.Read("https://news.example/a?utm_source=x", new Uri("https://news.example/a"), """
Fallback title
""");
Assert.Equal("Rain & sun", preview.Title);
Assert.Equal("A long story", preview.Description);
Assert.Equal("https://news.example/img/cover.jpg", preview.ImageURL);
Assert.Equal("News", preview.SiteName);
Assert.False(preview.Failed);
Assert.True(LinkPreviews.Read("https://x.example", new Uri("https://x.example"), "nothing").Failed);
}
[Fact]
public void Picks_the_first_real_link_and_skips_mentions_tags_quotes_and_ourselves() =>
Assert.Equal("https://blog.example/post", LinkPreviews.FirstLink(new Post
{
Url = "https://m.example/@a/1",
ContentHtml = """
@bob
#x
RE: link
me
self
read this
"""
}, "https://privapub.test"));
}
}