using Explorer.Application;
using Explorer.Contracts;

namespace Explorer.Application.Tests;

public class HostActivityLogTests
{
    [Fact]
    public void Ring_keeps_recent_events_in_order()
    {
        var log = new HostActivityLog(8);
        for (var i = 0; i < 10; i++)
        {
            log.Record("Indexing", "file-" + i);
        }

        var recent = log.TakeRecent(5);
        Assert.Equal(5, recent.Count);
        Assert.Equal("file-5", recent[0].Message);
        Assert.Equal("file-9", recent[^1].Message);
    }

    [Fact]
    public void Duplicate_messages_are_coalesced()
    {
        var log = new HostActivityLog();
        log.Record("Maintenance", "same");
        log.Record("Maintenance", "same");
        Assert.Single(log.TakeRecent());
    }
}