Finished voice work search provider implementation, and added several more tests.

JSMR.Infrastructure/Data/Repositories/VoiceWorks/VoiceWorkSearchProvider.cs

@@ -47,7 +47,7 @@ public class VoiceWorkSearchProvider(AppDbContext context, IVoiceWorkFullTextSea
         filteredQuery = ApplyKeywordsFilter(filteredQuery, criteria);
         filteredQuery = ApplyCircleStatusFilter(filteredQuery, criteria);
         filteredQuery = ApplyTagStatusFilter(filteredQuery, criteria);
-        //filteredQuery = FilterCreatorStatus(filteredQuery, searchProperties.CreatorStatus, _voiceWorkContext);
+        filteredQuery = ApplyCreatorStatusFilter(filteredQuery, criteria);
         filteredQuery = ApplyTagIdsFilter(filteredQuery, criteria);
         filteredQuery = ApplyCreatorIdsFilter(filteredQuery, criteria);
 
@@ -175,6 +175,54 @@ public class VoiceWorkSearchProvider(AppDbContext context, IVoiceWorkFullTextSea
         };
     }
 
+    private IQueryable<VoiceWorkQuery> ApplyCreatorStatusFilter(IQueryable<VoiceWorkQuery> query, VoiceWorkSearchCriteria criteria)
+    {
+        if (criteria.CreatorStatus is null)
+            return query;
+
+        // Handy local predicates that translate to EXISTS subqueries
+        bool HasFav(int voiceWorkId) =>
+            context.VoiceWorkCreators
+                   .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                   .Any(x => x.vwc.VoiceWorkId == voiceWorkId && x.c.Favorite);
+
+        bool HasBlk(int voiceWorkId) =>
+            context.VoiceWorkCreators
+                   .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                   .Any(x => x.vwc.VoiceWorkId == voiceWorkId && x.c.Blacklisted);
+
+        return criteria.CreatorStatus switch
+        {
+            CreatorStatus.NotBlacklisted =>
+                query.Where(q => !context.VoiceWorkCreators
+                    .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                    .Any(x => x.vwc.VoiceWorkId == q.VoiceWork.VoiceWorkId && x.c.Blacklisted)),
+
+            CreatorStatus.Blacklisted =>
+                query.Where(q => context.VoiceWorkCreators
+                    .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                    .Any(x => x.vwc.VoiceWorkId == q.VoiceWork.VoiceWorkId && x.c.Blacklisted)),
+
+            CreatorStatus.FavoriteIncludeBlacklist =>
+                query.Where(q => context.VoiceWorkCreators
+                    .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                    .Any(x => x.vwc.VoiceWorkId == q.VoiceWork.VoiceWorkId && x.c.Favorite)),
+
+            CreatorStatus.FavoriteExcludeBlacklist =>
+                query.Where(q =>
+                    context.VoiceWorkCreators
+                        .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                        .Any(x => x.vwc.VoiceWorkId == q.VoiceWork.VoiceWorkId && x.c.Favorite)
+                    &&
+                    !context.VoiceWorkCreators
+                        .Join(context.Creators, vwc => vwc.CreatorId, c => c.CreatorId, (vwc, c) => new { vwc, c })
+                        .Any(x => x.vwc.VoiceWorkId == q.VoiceWork.VoiceWorkId && x.c.Blacklisted)
+                ),
+
+            _ => query
+        };
+    }
+
     private IQueryable<VoiceWorkQuery> ApplyTagIdsFilter(IQueryable<VoiceWorkQuery> filteredQuery, VoiceWorkSearchCriteria criteria)
     {
         if (criteria.TagIds.Length == 0)

JSMR.Tests/Fixtures/VoiceWorkSearchProviderFixture.cs

@@ -23,11 +23,11 @@ public class VoiceWorkSearchProviderFixture : MariaDbFixture
         );
 
         context.VoiceWorks.AddRange(
-            new() { VoiceWorkId = 1, CircleId = 1, ProductId = "RJ0000001", ProductName = "Today Sounds", Description = "An average product.", Status = (byte)VoiceWorkStatus.Available, SalesDate = new(2025, 1, 1) },
+            new() { VoiceWorkId = 1, CircleId = 1, ProductId = "RJ0000001", ProductName = "Today Sounds", Description = "An average product.", Status = (byte)VoiceWorkStatus.Available, SalesDate = new(2025, 1, 1), Downloads = 500, WishlistCount = 750, StarRating = 35 },
-            new() { VoiceWorkId = 2, CircleId = 2, ProductId = "RJ0000002", ProductName = "Super Comfy ASMR", Description = "An amazing product!", Status = (byte)VoiceWorkStatus.NewRelease, SalesDate = new(2025, 1, 3) },
+            new() { VoiceWorkId = 2, CircleId = 2, ProductId = "RJ0000002", ProductName = "Super Comfy ASMR", Description = "An amazing product!", Status = (byte)VoiceWorkStatus.NewRelease, SalesDate = new(2025, 1, 3), Downloads = 5000, WishlistCount = 12000, StarRating = 50, Favorite = true },
-            new() { VoiceWorkId = 3, CircleId = 3, ProductId = "RJ0000003", ProductName = "Low Effort", Description = "A bad product.", Status = (byte)VoiceWorkStatus.Available, SalesDate = new(2025, 1, 2) },
+            new() { VoiceWorkId = 3, CircleId = 3, ProductId = "RJ0000003", ProductName = "Low Effort", Description = "A bad product.", Status = (byte)VoiceWorkStatus.Available, SalesDate = new(2025, 1, 2), Downloads = 50, WishlistCount = 100, StarRating = 20 },
-            new() { VoiceWorkId = 4, CircleId = 1, ProductId = "RJ0000004", ProductName = "Tomorrow Sounds", Description = "A average upcoming product.", Status = (byte)VoiceWorkStatus.Upcoming, ExpectedDate = new(2025, 1, 4) },
+            new() { VoiceWorkId = 4, CircleId = 1, ProductId = "RJ0000004", ProductName = "Tomorrow Sounds", Description = "A average upcoming product.", Status = (byte)VoiceWorkStatus.Upcoming, ExpectedDate = new(2025, 1, 1), WishlistCount = 300 },
-            new() { VoiceWorkId = 5, CircleId = 2, ProductId = "RJ0000005", ProductName = "Super Comfy ASMR+", Description = "All your favorite sounds, plus more!", Status = (byte)VoiceWorkStatus.NewAndUpcoming, ExpectedDate = new(2025, 1, 5) }
+            new() { VoiceWorkId = 5, CircleId = 2, ProductId = "RJ0000005", ProductName = "Super Comfy ASMR+", Description = "All your favorite sounds, plus more!", Status = (byte)VoiceWorkStatus.NewAndUpcoming, ExpectedDate = new(2025, 1, 11), WishlistCount = 10000 }
         );
 
         context.Tags.AddRange(
@@ -38,7 +38,8 @@ public class VoiceWorkSearchProviderFixture : MariaDbFixture
            new() { TagId = 5, Name = "ツンデレ", Favorite = true },
            new() { TagId = 6, Name = "オールハッピー" },
            new() { TagId = 7, Name = "ギャル" },
-           new() { TagId = 8, Name = "メイド" }
+           new() { TagId = 8, Name = "メイド" },
+           new() { TagId = 9, Name = "ノンフィクション/体験談", Blacklisted = true }
         );
 
         context.EnglishTags.AddRange(
@@ -49,7 +50,8 @@ public class VoiceWorkSearchProviderFixture : MariaDbFixture
            new() { EnglishTagId = 5, TagId = 5, Name = "Tsundere" },
            new() { EnglishTagId = 6, TagId = 6, Name = "All Happy" },
            new() { EnglishTagId = 7, TagId = 7, Name = "Gal" },
-           new() { EnglishTagId = 8, TagId = 8, Name = "Maid" }
+           new() { EnglishTagId = 8, TagId = 8, Name = "Maid" },
+           new() { EnglishTagId = 9, TagId = 9, Name = "Non-Fiction / Narrative" }
         );
 
         context.VoiceWorkTags.AddRange(
@@ -62,31 +64,31 @@ public class VoiceWorkSearchProviderFixture : MariaDbFixture
            new() { VoiceWorkId = 2, TagId = 5 }, // Tsundere
            new() { VoiceWorkId = 2, TagId = 6 }, // All Happy
            new() { VoiceWorkId = 2, TagId = 7 }, // Gal
-           new() { VoiceWorkId = 2, TagId = 8 }  // Maid
+           new() { VoiceWorkId = 2, TagId = 8 }, // Maid
 
-           //new() { VoiceWorkId = 3, TagId = 1 },
+           new() { VoiceWorkId = 3, TagId = 5 }, // Tsundere
-           //new() { VoiceWorkId = 3, TagId = 1 },
+           new() { VoiceWorkId = 3, TagId = 9 }  // Non-Fiction / Narrative
            //new() { VoiceWorkId = 3, TagId = 1 },
            //new() { VoiceWorkId = 3, TagId = 1 },
            //new() { VoiceWorkId = 3, TagId = 1 },
            //new() { VoiceWorkId = 3, TagId = 1 },
            //new() { VoiceWorkId = 3, TagId = 1 },
 
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
-           //new() { VoiceWorkId = 4, TagId = 1 },
+        //new() { VoiceWorkId = 4, TagId = 1 },
 
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 5 } // Tsundere
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 1 },
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 1 },
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 1 },
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 1 },
-           //new() { VoiceWorkId = 5, TagId = 1 },
+        //new() { VoiceWorkId = 5, TagId = 1 },
-           //new() { VoiceWorkId = 5, TagId = 1 }
+        //new() { VoiceWorkId = 5, TagId = 1 }
         );
 
         context.Creators.AddRange(
@@ -97,6 +99,20 @@ public class VoiceWorkSearchProviderFixture : MariaDbFixture
             new() { CreatorId = 5, Name = "山田じぇみ子", Blacklisted = true }
         );
 
+        context.VoiceWorkCreators.AddRange(
+            new() { VoiceWorkId = 1, CreatorId = 2 }, // 秋野かえで
+
+            new() { VoiceWorkId = 2, CreatorId = 1 }, // 陽向葵ゅか
+
+            new() { VoiceWorkId = 3, CreatorId = 5 }, // 山田じぇみ子
+            new() { VoiceWorkId = 3, CreatorId = 1 }, // 陽向葵ゅか
+
+            new() { VoiceWorkId = 4, CreatorId = 3 }, // 柚木つばめ
+
+            new() { VoiceWorkId = 5, CreatorId = 1 }, // 陽向葵ゅか
+            new() { VoiceWorkId = 5, CreatorId = 4 }  // 逢坂成美
+        );
+
         // <Product Id> <Maker Id> <Circle Name> <Product Name> <Product Description> <Tags> <Creators>
         context.VoiceWorkSearches.AddRange(
             new() { VoiceWorkId = 1, SearchText = "RJ0000001 RG00001 Good Dreams Today Sounds An average product. ASMR Office Lady" },

JSMR.Tests/Integration/VoiceWorkSearchProviderTests.cs

@@ -174,4 +174,544 @@ public class VoiceWorkSearchProviderTests(VoiceWorkSearchProviderFixture fixture
         result.TotalItems.ShouldBe(1);
         result.Items.ShouldAllBe(item => (item.Description ?? string.Empty).Contains("All Your Favorite", StringComparison.OrdinalIgnoreCase));
     }
+
+    [Fact]
+    public async Task Filter_Tags_Favorite_Exclude_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagStatus = TagStatus.FavoriteExcludeBlacklist
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(1);
+        result.TotalItems.ShouldBe(1);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Filter_Tags_Favorite_Include_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagStatus = TagStatus.FavoriteIncludeBlacklist
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(2);
+        result.TotalItems.ShouldBe(2);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000003"]);
+    }
+
+    [Fact]
+    public async Task Filter_Tags_Not_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagStatus = TagStatus.NotBlacklisted
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(4);
+        result.TotalItems.ShouldBe(4);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000001", "RJ0000002", "RJ0000004", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_Tags_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagStatus = TagStatus.Blacklisted
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(1);
+        result.TotalItems.ShouldBe(1);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000003"]);
+    }
+
+    [Fact]
+    public async Task Filter_TagIds_Or()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagIds = [1,2],
+                IncludeAllTags = false
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(2);
+        result.TotalItems.ShouldBe(2);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000001", "RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Filter_TagIds_And()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                TagIds = [1, 2],
+                IncludeAllTags = true
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(1);
+        result.TotalItems.ShouldBe(1);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000001"]);
+    }
+
+    [Fact]
+    public async Task Filter_Creators_Favorite_Exclude_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorStatus = CreatorStatus.FavoriteExcludeBlacklist
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(2);
+        result.TotalItems.ShouldBe(2);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_Creators_Favorite_Include_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorStatus = CreatorStatus.FavoriteIncludeBlacklist
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(3);
+        result.TotalItems.ShouldBe(3);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000003", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_Creators_Not_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorStatus = CreatorStatus.NotBlacklisted
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(4);
+        result.TotalItems.ShouldBe(4);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000001", "RJ0000002", "RJ0000004", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_Creators_Blacklisted()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorStatus = CreatorStatus.Blacklisted
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(1);
+        result.TotalItems.ShouldBe(1);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000003"]);
+    }
+
+    [Fact]
+    public async Task Filter_CreatorIds_Or()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorIds = [1, 4],
+                IncludeAllCreators = false
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(3);
+        result.TotalItems.ShouldBe(3);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000003", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_CreatorIds_And()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                CreatorIds = [1, 4],
+                IncludeAllCreators = true
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items.Length.ShouldBe(1);
+        result.TotalItems.ShouldBe(1);
+
+        result.Items
+           .OrderBy(item => item.ProductId)
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_Release_Date_Ascending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.ReleaseDate, Application.Common.Search.SortDirection.Ascending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000001", "RJ0000004", "RJ0000003", "RJ0000002", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_Release_Date_Descending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.ReleaseDate, Application.Common.Search.SortDirection.Descending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000005", "RJ0000002", "RJ0000003", "RJ0000001", "RJ0000004"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_Downloads_Ascending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.Downloads, Application.Common.Search.SortDirection.Ascending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000004", "RJ0000005", "RJ0000003", "RJ0000001", "RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_Downloads_Descending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.Downloads, Application.Common.Search.SortDirection.Descending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000001", "RJ0000003", "RJ0000004", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_WishlistCount_Ascending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.WishlistCount, Application.Common.Search.SortDirection.Ascending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000003", "RJ0000004", "RJ0000001", "RJ0000005", "RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_WishlistCount_Descending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.WishlistCount, Application.Common.Search.SortDirection.Descending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000005", "RJ0000001", "RJ0000004", "RJ0000003"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_StarRating_Ascending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.StarRating, Application.Common.Search.SortDirection.Ascending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000004", "RJ0000005", "RJ0000003", "RJ0000001", "RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Sort_By_StarRating_Descending()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            SortOptions =
+            [
+                new(VoiceWorkSortField.StarRating, Application.Common.Search.SortDirection.Descending)
+            ]
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+           .Select(item => item.ProductId)
+           .ShouldBe(["RJ0000002", "RJ0000001", "RJ0000003", "RJ0000004", "RJ0000005"]);
+    }
+
+    [Fact]
+    public async Task Filter_Release_Date_Range()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                ReleaseDateStart = new DateTime(2025, 1, 1),
+                ReleaseDateEnd = new DateTime(2025, 1, 2)
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+            .OrderBy(item => item.ProductId)
+            .Select(item => item.ProductId)
+            .ShouldBe(["RJ0000001", "RJ0000003"]);
+    }
+
+    [Fact]
+    public async Task Filter_Downloads_Range()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                MinDownloads = 100,
+                MaxDownloads = 10000
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+            .OrderBy(item => item.ProductId)
+            .Select(item => item.ProductId)
+            .ShouldBe(["RJ0000001", "RJ0000002"]);
+    }
+
+    [Fact]
+    public async Task Filter_Favorite()
+    {
+        await using AppDbContext context = fixture.CreateDbContext();
+        VoiceWorkSearchProvider provider = InitializeVoiceWorkSearchProvider(context);
+
+        var options = new SearchOptions<VoiceWorkSearchCriteria, VoiceWorkSortField>()
+        {
+            Criteria = new()
+            {
+                ShowFavoriteVoiceWorks = true
+            }
+        };
+
+        var result = await provider.SearchAsync(options);
+
+        result.Items
+            .OrderBy(item => item.ProductId)
+            .Select(item => item.ProductId)
+            .ShouldBe(["RJ0000002"]);
+    }
 }