// ==========================================================================
//  EnvelopeExtensionsTests.cs
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex Group
//  All rights reserved.
// ==========================================================================

using System;
using System.Globalization;
using NodaTime;
using Xunit;

namespace Squidex.Infrastructure.CQRS
{
    public class EnvelopeExtensionsTests
    {
        private readonly Envelope<string> sut = new Envelope<string>(string.Empty);
        private readonly CultureInfo culture = CultureInfo.InvariantCulture;

        [Fact]
        public void Should_set_and_get_timestamp()
        {
            var timestamp = SystemClock.Instance.GetCurrentInstant();

            sut.SetTimestamp(timestamp);

            Assert.Equal(timestamp, sut.Headers.Timestamp());
            Assert.Equal(timestamp, sut.Headers["Timestamp"].ToInstant(culture));
        }

        [Fact]
        public void Should_set_and_get_commit_id()
        {
            var commitId = Guid.NewGuid();

            sut.SetCommitId(commitId);

            Assert.Equal(commitId, sut.Headers.CommitId());
            Assert.Equal(commitId, sut.Headers["CommitId"].ToGuid(culture));
        }

        [Fact]
        public void Should_set_and_get_event_id()
        {
            var commitId = Guid.NewGuid();

            sut.SetEventId(commitId);

            Assert.Equal(commitId, sut.Headers.EventId());
            Assert.Equal(commitId, sut.Headers["EventId"].ToGuid(culture));
        }

        [Fact]
        public void Should_set_and_get_aggregate_id()
        {
            var commitId = Guid.NewGuid();

            sut.SetAggregateId(commitId);

            Assert.Equal(commitId, sut.Headers.AggregateId());
            Assert.Equal(commitId, sut.Headers["AggregateId"].ToGuid(culture));
        }

        [Fact]
        public void Should_set_and_get_event_number()
        {
            const int eventNumber = 123;

            sut.SetEventNumber(eventNumber);

            Assert.Equal(eventNumber, sut.Headers.EventNumber());
            Assert.Equal(eventNumber, sut.Headers["EventNumber"].ToInt32(culture));
        }
    }
}