Files
CBDD/tests/CBDD.Tests/BulkOperationsTests.cs

126 lines
3.6 KiB
C#
Executable File

using ZB.MOM.WW.CBDD.Bson;
using ZB.MOM.WW.CBDD.Core.Collections;
using ZB.MOM.WW.CBDD.Core.Storage;
using ZB.MOM.WW.CBDD.Core.Transactions;
using ZB.MOM.WW.CBDD.Shared;
using ZB.MOM.WW.CBDD.Shared.TestDbContext_TestDbContext_Mappers;
using Xunit;
using static ZB.MOM.WW.CBDD.Tests.SchemaTests;
namespace ZB.MOM.WW.CBDD.Tests;
public class BulkOperationsTests : IDisposable
{
private readonly string _dbPath;
private readonly string _walPath;
private readonly Shared.TestDbContext _dbContext;
public BulkOperationsTests()
{
_dbPath = Path.Combine(Path.GetTempPath(), $"test_bulk_{Guid.NewGuid()}.db");
_walPath = Path.Combine(Path.GetTempPath(), $"test_bulk_{Guid.NewGuid()}.wal");
_dbContext = new Shared.TestDbContext(_dbPath);
}
public void Dispose()
{
_dbContext.Dispose();
}
[Fact]
public void UpdateBulk_UpdatesMultipleDocuments()
{
// Arrange: Insert 100 users
var users = new List<User>();
for (int i = 0; i < 100; i++)
{
users.Add(new User { Id = ObjectId.NewObjectId(), Name = $"User {i}", Age = 20 });
}
_dbContext.Users.InsertBulk(users);
_dbContext.SaveChanges();
// Modify users
foreach (var u in users)
{
u.Age = 30; // In-place update (int is same size)
if (u.Name.EndsWith("0")) u.Name += "_Modified_Longer"; // Force move update
}
// Act
var updatedCount = _dbContext.Users.UpdateBulk(users);
_dbContext.SaveChanges();
// Assert
updatedCount.ShouldBe(100);
// Verify changes
foreach (var u in users)
{
var stored = _dbContext.Users.FindById(u.Id);
stored.ShouldNotBeNull();
stored.Age.ShouldBe(30);
stored.Name.ShouldBe(u.Name);
}
}
[Fact]
public void DeleteBulk_RemovesMultipleDocuments()
{
// Arrange: Insert 100 users
var users = new List<User>();
for (int i = 0; i < 100; i++)
{
users.Add(new User { Id = ObjectId.NewObjectId(), Name = $"User {i}", Age = 20 });
}
_dbContext.Users.InsertBulk(users);
_dbContext.SaveChanges();
var idsToDelete = users.Take(50).Select(u => u.Id).ToList();
// Act
var deletedCount = _dbContext.Users.DeleteBulk(idsToDelete);
_dbContext.SaveChanges();
// Assert
deletedCount.ShouldBe(50);
// Verify deleted
foreach (var id in idsToDelete)
{
_dbContext.Users.FindById(id).ShouldBeNull();
}
// Verify remaining
var remaining = users.Skip(50).ToList();
foreach (var u in remaining)
{
_dbContext.Users.FindById(u.Id).ShouldNotBeNull();
}
// Verify count
// Note: Count() is not fully implemented efficiently yet (iterates everything), but FindAll().Count() works
_dbContext.Users.FindAll().Count().ShouldBe(50);
}
[Fact]
public void DeleteBulk_WithTransaction_Rollworks()
{
// Arrange
var user = new User { Id = ObjectId.NewObjectId(), Name = "Txn User", Age = 20 };
_dbContext.Users.Insert(user);
_dbContext.SaveChanges();
_dbContext.Users.FindById(user.Id).ShouldNotBeNull();
using (var txn = _dbContext.BeginTransaction())
{
_dbContext.Users.DeleteBulk(new[] { user.Id });
txn.Rollback();
}
// Assert: Should still exist
_dbContext.Users.FindById(user.Id).ShouldNotBeNull();
}
}