using System.Text.Json;
using Aging.ResourceContracts;
using Xunit;

namespace Aging.MvpTests
{
    public class ContractSerializeTests
    {
        [Fact]
        public void LeaseGrant_RoundTrips_Json()
        {
            var g = new LeaseGrant("broker-b01", "can/can02", "lease_abc",
                "W01.RunA", OwnerTypeV3.Maintenance, epoch: 7, generation: 42,
                expiresUtcMs: 1793673600000);
            var json = JsonSerializer.Serialize(g);
            var back = JsonSerializer.Deserialize<LeaseGrant>(json)!;
            Assert.Equal(g.Generation, back.Generation);
            Assert.Equal(g.Epoch, back.Epoch);
            Assert.Equal(g.LeaseId, back.LeaseId);
            Assert.Equal(g.OwnerType, back.OwnerType);
        }

        [Fact]
        public void IpcEnvelope_Carries_BodyAndIdentity()
        {
            var e = new IpcEnvelope
            {
                ProtocolVersion = 1, MessageType = "SubmitTask",
                RequestId = "req-1", ClientInstanceId = "hmi/bootA/123",
                AuthorityId = "broker-b01", ConfigHash = "sha256:x",
                BodyJson = "{\"operationCode\":\"SEND\"}"
            };
            var json = JsonSerializer.Serialize(e);
            var back = JsonSerializer.Deserialize<IpcEnvelope>(json)!;
            Assert.Equal("SubmitTask", back.MessageType);
            Assert.Equal("sha256:x", back.ConfigHash);
        }
    }
}