squidex/backend/tests/Squidex.Domain.Apps.Entities.Tests/Schemas/Indexes/SchemasCacheGrainTests.cs

// ==========================================================================
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex UG (haftungsbeschraenkt)
//  All rights reserved. Licensed under the MIT license.
// ==========================================================================

using FakeItEasy;
using Squidex.Domain.Apps.Entities.Schemas.Repositories;
using Squidex.Infrastructure;
using Xunit;

namespace Squidex.Domain.Apps.Entities.Schemas.Indexes
{
    public class SchemasCacheGrainTests
    {
        private readonly ISchemaRepository schemaRepository = A.Fake<ISchemaRepository>();
        private readonly DomainId appId = DomainId.NewGuid();
        private readonly SchemasCacheGrain sut;

        public SchemasCacheGrainTests()
        {
            sut = new SchemasCacheGrain(schemaRepository);
            sut.ActivateAsync(appId.ToString()).Wait();
        }

        [Fact]
        public async Task Should_not_reserve_name_if_already_used()
        {
            var ids = new Dictionary<string, DomainId>
            {
                ["name1"] = DomainId.NewGuid()
            };

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .Returns(ids);

            var token1 = await sut.ReserveAsync(DomainId.NewGuid(), "name1");
            var token2 = await sut.ReserveAsync(DomainId.NewGuid(), "name2");

            Assert.Null(token1);
            Assert.NotNull(token2);
        }

        [Fact]
        public async Task Should_provide_schema_ids_from_repository_once()
        {
            var ids = new Dictionary<string, DomainId>
            {
                ["name1"] = DomainId.NewGuid(),
                ["name2"] = DomainId.NewGuid()
            };

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .Returns(ids);

            var result1 = await sut.GetSchemaIdsAsync();
            var result2 = await sut.GetSchemaIdsAsync();

            Assert.Equal(ids.Values, result1);
            Assert.Equal(ids.Values, result2);

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .MustHaveHappenedOnceExactly();
        }

        [Fact]
        public async Task Should_add_id_to_loaded_result()
        {
            var ids = new Dictionary<string, DomainId>
            {
                ["name1"] = DomainId.NewGuid(),
                ["name2"] = DomainId.NewGuid()
            };

            var newId = DomainId.NewGuid();

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .Returns(ids);

            await sut.GetSchemaIdsAsync();
            await sut.AddAsync(newId, "new-name");

            var result = await sut.GetSchemaIdsAsync();

            Assert.Equal(ids.Values.Union(Enumerable.Repeat(newId, 1)), result);

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .MustHaveHappenedOnceExactly();
        }

        [Fact]
        public async Task Should_remove_id_from_loaded_result()
        {
            var ids = new Dictionary<string, DomainId>
            {
                ["name1"] = DomainId.NewGuid(),
                ["name2"] = DomainId.NewGuid()
            };

            var newId = DomainId.NewGuid();

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .Returns(ids);

            await sut.GetSchemaIdsAsync();
            await sut.RemoveAsync(ids.ElementAt(0).Value);

            var result = await sut.GetSchemaIdsAsync();

            Assert.Equal(ids.Values.Take(1), result);

            A.CallTo(() => schemaRepository.QueryIdsAsync(appId, default))
                .MustHaveHappenedOnceExactly();
        }
    }
}