diff --git a/Huppy/Huppy.App/Huppy.App.csproj b/Huppy/Huppy.App/Huppy.App.csproj
index 7bc2c14..c5f152e 100644
--- a/Huppy/Huppy.App/Huppy.App.csproj
+++ b/Huppy/Huppy.App/Huppy.App.csproj
@@ -9,6 +9,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="6.0.9" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.2" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
     <PackageReference Include="Discord.Net" Version="3.7.2" />
diff --git a/Huppy/Huppy.App/HuppyHostedService.cs b/Huppy/Huppy.App/HuppyHostedService.cs
index 8577684..3879bf7 100644
--- a/Huppy/Huppy.App/HuppyHostedService.cs
+++ b/Huppy/Huppy.App/HuppyHostedService.cs
@@ -77,6 +77,13 @@ public Task StopAsync(CancellationToken cancellationToken)
     public async Task CreateDatabase()
     {
         _logger.LogInformation("Verifying database");
+        
+        if (_dbContext.Database.IsInMemory())
+        {
+            _logger.LogInformation("Database in memory, skipping migration");
+            return;
+        }
+
         await _dbContext.Database.MigrateAsync();
     }
 
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Data/UserData.cs b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Data/UserData.cs
index f2fc50d..fc077d3 100644
--- a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Data/UserData.cs
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Data/UserData.cs
@@ -1,4 +1,5 @@
 using Huppy.Core.Models;
+using Huppy.Tests.Utilities;
 using System;
 using System.Collections;
 using System.Collections.Generic;
@@ -12,15 +13,58 @@ public class UserData : IEnumerable<object[]>
     {
         public IEnumerator<object[]> GetEnumerator()
         {
+            yield return new object[] 
+            {
+                new User()
+                {
+                    Id = DatabaseSupport.GenerateUlongDiscordId(),
+                    JoinDate = DateTime.Now,
+                    Username = Guid.NewGuid().ToString()
+                }
+            };
             yield return new object[]
             {
                 new User()
                 {
-                    
+                    Id = DatabaseSupport.GenerateUlongDiscordId(),
+                    JoinDate = DateTime.Now,
+                    Username = Guid.NewGuid().ToString()
+                }
+            };
+            yield return new object[]
+            {
+                new User()
+                {
+                    Id = DatabaseSupport.GenerateUlongDiscordId(),
+                    JoinDate = DateTime.Now,
+                    Username = Guid.NewGuid().ToString()
                 }
             };
         }
 
+        public static IEnumerable<object[]> Data =>
+            new List<object[]>
+            {
+                new object[] 
+                {
+                    new User()
+                    {
+                        Id = DatabaseSupport.GenerateUlongDiscordId(),
+                        JoinDate = DateTime.Now,
+                        Username = Guid.NewGuid().ToString()
+                    }
+                },
+                new object[]
+                {
+                    new User()
+                    {
+                        Id = DatabaseSupport.GenerateUlongDiscordId(),
+                        JoinDate = DateTime.Now,
+                        Username = Guid.NewGuid().ToString()
+                    }
+                }
+            };
+
         IEnumerator IEnumerable.GetEnumerator()
         {
             throw new NotImplementedException();
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Huppy.Tests.csproj b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Huppy.Tests.csproj
index fbb5307..2c9456d 100644
--- a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Huppy.Tests.csproj
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Huppy.Tests.csproj
@@ -9,6 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="6.0.9" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/DefaultRepositoryTests.cs b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/DefaultRepositoryTests.cs
index 8d5f7a8..6c00ad0 100644
--- a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/DefaultRepositoryTests.cs
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/DefaultRepositoryTests.cs
@@ -5,6 +5,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Text.Json;
 using System.Threading.Tasks;
 
 namespace Huppy.Tests.Repositories;
@@ -24,8 +25,10 @@ public virtual async Task AddAsync(TEntity? entity)
     {
         var result = await _repository.AddAsync(entity);
         await _repository.SaveChangesAsync();
-
+        
         Assert.True(result);
+
+        await AssertEntityExistAsync(entity);
     }
 
     public virtual async Task AddRangeAsync(IEnumerable<TEntity> entities)
@@ -34,6 +37,11 @@ public virtual async Task AddRangeAsync(IEnumerable<TEntity> entities)
         await _repository.SaveChangesAsync();
 
         Assert.True(result);
+
+        foreach(var entity in entities)
+        {
+            await AssertEntityExistAsync(entity);
+        }
     }
 
     public virtual async Task GetAllAsync()
@@ -47,38 +55,32 @@ public virtual async Task GetAllAsync()
         Assert.NotNull(resultEntities);
     }
 
-    public virtual async Task GetAsync(TKey id)
+    public virtual async Task GetAsync(TEntity entity)
     {
-        var result = await _repository.GetAsync(id);
+        await SeedEntityAsync(entity);
         
+        var result = await _repository.GetAsync(entity.Id);
         Assert.NotNull(result);
     }
 
-    public virtual async Task RemoveAsync(TKey id)
+    public virtual async Task RemoveAsync(TEntity? entity)
     {
-        var result = await _repository.RemoveAsync(id);
+        await SeedEntityAsync(entity);
+
+        var result = await _repository.RemoveAsync(entity.Id);
         await _repository.SaveChangesAsync();
 
         Assert.True(result);
 
         var getAllQuery = await _repository.GetAllAsync();
-        var doesExist = await getAllQuery.AnyAsync(entity => entity.Id.Equals(id));
+        var doesExist = await getAllQuery.AnyAsync(entity => entity.Id.Equals(entity.Id));
 
         Assert.False(doesExist);
     }
 
-    public virtual async Task RemoveAsync(TEntity? entity)
-    {
-        var result = await _repository.RemoveAsync(entity);
-        await _repository.SaveChangesAsync();
-
-
-        Assert.True(result);
-    }
-
     public virtual async Task SaveChangesAsync(TEntity testSaveEntity)
     {
-        await _repository.AddAsync(testSaveEntity);
+        await SeedEntityAsync(testSaveEntity);
         await _repository.SaveChangesAsync();
 
         var entity = await _repository.GetAsync(testSaveEntity.Id);
@@ -93,15 +95,38 @@ public virtual async Task SaveChangesAsync(TEntity testSaveEntity)
 
     public virtual async Task UpdateAsync(TEntity? entity)
     {
-        await _repository.AddAsync(entity);
+        await SeedEntityAsync(entity!);
+
+        await _repository.UpdateAsync(entity);
+
+        // TODO
+        Assert.True(true);
+    }
+
+    public virtual async Task UpdateRangeAsync(IEnumerable<TEntity> entities)
+    {
+        foreach(var entity in entities) await SeedEntityAsync(entity);
+
+        await _repository.UpdateRange(entities);
+
+        // TODO
+        Assert.True(true);
+    }
+
+    private async Task SeedEntityAsync(TEntity entity)
+    {
+        var addResult = await _repository.AddAsync(entity);
         await _repository.SaveChangesAsync();
 
-        var resultEntity = await _repository.GetAsync(entity.Id);
-        Assert.NotNull(resultEntity);
+        Assert.True(addResult);
     }
 
-    public virtual Task UpdateRange(IEnumerable<TEntity> entities)
+    private async Task AssertEntityExistAsync(TEntity? entity)
     {
-        throw new NotImplementedException();
+        Assert.NotNull(entity);
+
+        var result = await _repository.GetAsync(entity.Id);
+
+        Assert.NotNull(result);
     }
 }
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/UserRepositoryTests.cs b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/UserRepositoryTests.cs
index 60e2ef5..d1d4511 100644
--- a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/UserRepositoryTests.cs
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Repositories/UserRepositoryTests.cs
@@ -1,29 +1,10 @@
-using Huppy.Core.Interfaces.IRepositories;
+using Discord;
+using Huppy.Core.Interfaces.IRepositories;
 using Huppy.Core.Models;
-using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using Huppy.Tests.Data;
 
 namespace Huppy.Tests.Repositories
 {
-    public class UserData : IEnumerable<object[]>
-    {
-        public IEnumerator<object[]> GetEnumerator()
-        {
-            yield return new object[]
-            {
-                new User()
-            };
-        }
-
-        IEnumerator IEnumerable.GetEnumerator()
-        {
-            throw new NotImplementedException();
-        }
-    }
     public class UserRepositoryTests : DefaultRepositoryTests<ulong, User>
     {
         private readonly IUserRepository _userRepository;
@@ -34,11 +15,31 @@ public UserRepositoryTests(IServiceProvider serviceProvider, IUserRepository use
 
         [Theory]
         [ClassData(typeof(UserData))]
-        public override async Task<bool> AddAsync(User? entity) => await base.AddAsync(entity);
+        public override async Task AddAsync(User? user) => await base.AddAsync(user);
 
-        public override Task<bool> AddRangeAsync(IEnumerable<User> entities)
-        {
-            throw new NotImplementedException();
-        }
+        [Theory]
+        [ClassData(typeof(UserData))]
+        public override async Task AddRangeAsync(IEnumerable<User> users) => await base.AddRangeAsync(users);
+
+        [Theory]
+        [ClassData(typeof(UserData))]
+        public override async Task GetAsync(User entity) => await base.GetAsync(entity);
+
+
+        [Theory]
+        [ClassData(typeof(UserData))]
+        public override async Task RemoveAsync(User? entity) => await base.RemoveAsync(entity);
+
+        [Theory]
+        [ClassData(typeof(UserData))]
+        public override async Task SaveChangesAsync(User? entity) => await base.SaveChangesAsync(entity!);
+
+        [Theory]
+        [ClassData(typeof(UserData))]
+        public override async Task UpdateAsync(User? entity) => await base.UpdateAsync(entity!);
+
+        [Theory]
+        [MemberData(nameof(UserData.Data))]
+        public override async Task UpdateRangeAsync(IEnumerable<User> entities) => await base.UpdateRangeAsync(entities);
     }
 }
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Startup.cs b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Startup.cs
index 7613f5a..5a0e280 100644
--- a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Startup.cs
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Startup.cs
@@ -1,7 +1,9 @@
 using Huppy.App.Configuration;
 using Huppy.Core.Services.Huppy;
 using Huppy.Core.Utilities;
+using Huppy.Infrastructure;
 using Huppy.Kernel;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
@@ -32,11 +34,12 @@ public void ConfigureHost(IHostBuilder hostBuilder)
             .AddLogger(Log.Logger)
             .AddDiscord()
             .AddServices()
-            .AddDatabase()
+            // .AddDatabase()
             .AddHttpClients()
             .AddMiddlewares();
 
             services.AddHostedService<HuppyHostedService>();
+            services.AddDbContext<HuppyDbContext>((optionsBuilder) => optionsBuilder.UseInMemoryDatabase(Guid.NewGuid().ToString()));
         })
         .ConfigureLogging(ctx => ctx.ClearProviders())
         .UseSerilog(Log.Logger);
diff --git a/Huppy/Huppy.Tests/Huppy.IntegrationTests/Utilities/DatabaseSupport.cs b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Utilities/DatabaseSupport.cs
new file mode 100644
index 0000000..0806c42
--- /dev/null
+++ b/Huppy/Huppy.Tests/Huppy.IntegrationTests/Utilities/DatabaseSupport.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Huppy.Tests.Utilities
+{
+    public static class DatabaseSupport
+    {
+        public static ulong GenerateUlongDiscordId()
+        {
+            Random rnd = new();
+            return Convert.ToUInt64(rnd.NextInt64(100000000000000000, 999999999999999999));
+        }
+    }
+}