public void Test_SaveChangesInterceptor_MultiThread(int threads)
{
var locker = new object();
var inserted = new List <AuditEventEntityFramework>();
Audit.Core.Configuration.Setup()
.UseDynamicProvider(_ => _
.OnInsert(ev =>
{
lock (locker)
{
inserted.Add(AuditEvent.FromJson <AuditEventEntityFramework>(ev.ToJson()));
}
}));
Audit.EntityFramework.Configuration.Setup()
.ForContext <InterceptContext>(_ => _
.AuditEventType("{context}**")
.IncludeEntityObjects(true));
using (var ctx = new InterceptContext(new DbContextOptionsBuilder().Options))
{
ctx.Database.EnsureDeleted();
ctx.Database.EnsureCreated();
}
Action <int> insertAction = (int index) =>
{
var guid = Guid.NewGuid().ToString();
var dept = new InterceptContext.Department()
{
Id = index, Name = guid, Comments = "test"
};
using (var ctx = new InterceptContext(new DbContextOptionsBuilder().AddInterceptors(new AuditSaveChangesInterceptor()).Options))
{
ctx.Departments.Add(dept);
ctx.SaveChanges();
}
};
var tasks = new List <Task>();
for (int i = 0; i < threads; i++)
{
int a = i;
tasks.Add(Task.Run(() => insertAction(a)));
}
Task.WaitAll(tasks.ToArray());
Assert.AreEqual(threads, inserted.Count);
Assert.AreEqual("InterceptContext**", inserted[0].EventType);
Assert.AreEqual(true, inserted[0].EntityFrameworkEvent.Success);
Assert.AreEqual(1, inserted[0].EntityFrameworkEvent.Entries.Count);
Assert.AreEqual("Insert", inserted[0].EntityFrameworkEvent.Entries[0].Action);
Assert.AreEqual(3, inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues.Count);
Assert.AreEqual("test", inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues["Comments"].ToString());
Assert.IsTrue(Enumerable.Range(0, threads).All(i => inserted.Any(ev => ev.EntityFrameworkEvent.Entries[0].PrimaryKey["Id"].ToString() == i.ToString())));
}
public async Task Test_SaveChangesInterceptor_FailureAsync()
{
var inserted = new List <AuditEventEntityFramework>();
var replaced = new List <AuditEventEntityFramework>();
Audit.Core.Configuration.Setup()
.UseDynamicProvider(_ => _
.OnInsert(ev => inserted.Add(AuditEvent.FromJson <AuditEventEntityFramework>(ev.ToJson())))
.OnReplace((id, ev) => replaced.Add(AuditEvent.FromJson <AuditEventEntityFramework>(ev.ToJson()))));
Audit.EntityFramework.Configuration.Setup()
.ForContext <InterceptContext>(_ => _
.AuditEventType("{context}**")
.IncludeEntityObjects(true));
var dept = new InterceptContext.Department()
{
Id = 1, Name = "test", Comments = "test"
};
using (var ctx = new InterceptContext(new DbContextOptionsBuilder().Options))
{
// not intercepted
await ctx.Database.EnsureDeletedAsync();
await ctx.Database.EnsureCreatedAsync();
await ctx.Departments.AddAsync(dept);
await ctx.SaveChangesAsync();
}
Assert.AreEqual(0, inserted.Count);
var guid = Guid.NewGuid().ToString();
dept.Name = guid;
using (var ctx = new InterceptContext(new DbContextOptionsBuilder().AddInterceptors(new AuditSaveChangesInterceptor()).Options))
{
await ctx.Departments.AddAsync(dept);
try
{
await ctx.SaveChangesAsync();
}
catch (ArgumentException ex)
{
Assert.IsTrue(ex.Message.Contains("item with the same key"));
}
}
Assert.AreEqual(1, inserted.Count);
Assert.AreEqual(0, replaced.Count);
Assert.AreEqual("InterceptContext**", inserted[0].EventType);
Assert.AreEqual(false, inserted[0].EntityFrameworkEvent.Success);
Assert.IsTrue(inserted[0].EntityFrameworkEvent.ErrorMessage.Contains("item with the same key"));
Assert.AreEqual(1, inserted[0].EntityFrameworkEvent.Entries.Count);
Assert.IsTrue(inserted[0].EntityFrameworkEvent.Entries[0].Entity.ToString().Contains(guid));
Assert.AreEqual("Insert", inserted[0].EntityFrameworkEvent.Entries[0].Action);
Assert.AreEqual(3, inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues.Count);
Assert.AreEqual(guid, inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues["Name"].ToString());
}
public async Task Test_SaveChangesInterceptor_HappyPathAsync()
{
var inserted = new List <AuditEventEntityFramework>();
var replaced = new List <AuditEventEntityFramework>();
Audit.Core.Configuration.Setup()
.UseDynamicProvider(_ => _
.OnInsert(ev => inserted.Add(AuditEvent.FromJson <AuditEventEntityFramework>(ev.ToJson())))
.OnReplace((id, ev) => replaced.Add(AuditEvent.FromJson <AuditEventEntityFramework>(ev.ToJson()))));
Audit.EntityFramework.Configuration.Setup()
.ForContext <InterceptContext>(_ => _
.AuditEventType("{context}**")
.ForEntity <InterceptContext.Department>(dc => dc.Override(d => d.Comments, "override"))
.IncludeEntityObjects(true));
var guid = Guid.NewGuid().ToString();
var dept = new InterceptContext.Department()
{
Name = guid, Comments = "test"
};
using (var ctx = new InterceptContext(new DbContextOptionsBuilder().AddInterceptors(new AuditSaveChangesInterceptor()).Options))
{
await ctx.Database.EnsureDeletedAsync();
await ctx.Database.EnsureCreatedAsync();
await ctx.Departments.AddAsync(dept);
await ctx.SaveChangesAsync();
}
Assert.AreEqual(1, inserted.Count);
Assert.AreEqual(0, replaced.Count);
Assert.AreEqual("InterceptContext**", inserted[0].EventType);
Assert.AreEqual(true, inserted[0].EntityFrameworkEvent.Success);
Assert.AreEqual(1, inserted[0].EntityFrameworkEvent.Entries.Count);
Assert.IsTrue(inserted[0].EntityFrameworkEvent.Entries[0].Entity.ToString().Contains(guid));
Assert.AreEqual("Insert", inserted[0].EntityFrameworkEvent.Entries[0].Action);
Assert.AreEqual(3, inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues.Count);
Assert.AreEqual(guid, inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues["Name"].ToString());
Assert.AreEqual("override", inserted[0].EntityFrameworkEvent.Entries[0].ColumnValues["Comments"].ToString());
}