public void Handle_PatronCreated_Adds_NewPatron()
{
IEventHandler <PatronCreated> handler = new PatronEventHandler(Context);
PatronCreated evnt = new PatronCreated("Create User", TestHelper.Now, Guid.NewGuid())
{
DisplayName = "New Patron",
IsAnonymous = false,
PatronType = "Test Account",
PatronId = Guid.NewGuid()
};
handler.Handle(evnt);
using var context = Context.Invoke();
Patron result = context.Patrons.Single();
Assert.Equal("New Patron", result.DisplayName);
Assert.Equal("Test Account", result.PatronType);
Assert.Equal(evnt.PatronId, result.Id);
Assert.False(result.IsAnonymous);
Assert.Equal("Create User", result.CreatedBy);
Assert.Equal(TestHelper.Now, result.CreatedOn);
Assert.Equal(0, result.Version);
Assert.Null(result.ModifiedBy);
Assert.Null(result.ModifiedOn);
Assert.Null(result.DeletedBy);
Assert.Null(result.DeletedOn);
}
public void Handle_PatronDeleted_Sets_DeletedByOn_Fields()
{
Guid newId = Guid.NewGuid();
using (var context = Context())
{
context.Patrons.Add(new Patron(newId, new[] {
new PatronCreated("Create User", TestHelper.Now, Guid.NewGuid())
{
DisplayName = "New Patron",
IsAnonymous = false,
PatronType = "Test Account",
PatronId = newId
}
}));
context.SaveChanges();
}
IEventHandler <PatronDeleted> handler = new PatronEventHandler(Context);
handler.Handle(new PatronDeleted("Delete User", TestHelper.Later, Guid.NewGuid())
{
PatronId = newId
});
using (var context = Context())
{
var patron = context.Patrons.Find(newId);
Assert.Equal("Delete User", patron.ModifiedBy);
Assert.Equal(TestHelper.Later, patron.ModifiedOn);
Assert.Equal("Delete User", patron.DeletedBy);
Assert.Equal(TestHelper.Later, patron.DeletedOn);
Assert.Equal(1, patron.Version);
}
}
public void Handle_PatronHeaderChanged_On_NonExistant_Patron_Does_Nothing()
{
var mContext = new Mock <IPatronContext>();
mContext.Setup(m => m.Patrons.Find(It.IsAny <Guid>())).Returns(default(Patron));
mContext.Setup(m => m.SaveChanges()).Verifiable();
IEventHandler <PatronHeaderChanged> handler = new PatronEventHandler(() => mContext.Object);
handler.Handle(new PatronHeaderChanged("Change User", TestHelper.Now, Guid.NewGuid())
{
PatronId = Guid.NewGuid()
});
mContext.Verify(m => m.Patrons.Find(It.IsAny <Guid>()), Times.Once);
mContext.Verify(m => m.SaveChanges(), Times.Never);
}
public void Handle_PatronHeaderChanged_Updates_Existing_Patron()
{
Guid newId = Guid.NewGuid();
using (var context = Context())
{
context.Patrons.Add(new Patron(newId, new[] {
new PatronCreated("Create User", TestHelper.Now, Guid.NewGuid())
{
DisplayName = "New Patron",
IsAnonymous = false,
PatronType = "Test Account",
PatronId = newId
}
}));
context.SaveChanges();
}
IEventHandler <PatronHeaderChanged> handler = new PatronEventHandler(Context);
handler.Handle(new PatronHeaderChanged("Change User", TestHelper.Now, Guid.NewGuid())
{
DisplayName = "Changed Name",
PatronType = "New Type",
PatronId = newId
});
using (var context = Context())
{
var patron = context.Patrons.Find(newId);
Assert.Equal("Changed Name", patron.DisplayName);
Assert.Equal("New Type", patron.PatronType);
Assert.Equal(1, patron.Version);
Assert.Equal(TestHelper.Now, patron.ModifiedOn);
Assert.Equal("Change User", patron.ModifiedBy);
Assert.Equal(1, patron.Version);
}
}