public void Multiple_contexts_can_be_combined_together()
{
var objectContext1 = new ObjectContext();
var context1 = CreateDbContext(objectContext1);
var objectContext2 = new ObjectContext();
var context2 = CreateDbContext(objectContext2);
var interceptionContext1 = new DbInterceptionContext()
.WithDbContext(context1)
.WithDbContext(context2)
.WithObjectContext(objectContext1);
var interceptionContext2 = interceptionContext1
.WithDbContext(context2)
.WithObjectContext(objectContext1)
.WithObjectContext(objectContext2);
var combined = DbInterceptionContext.Combine(new[] { interceptionContext1, interceptionContext2 });
Assert.Equal(2, combined.DbContexts.Count());
Assert.Equal(2, combined.ObjectContexts.Count());
Assert.Contains(context1, combined.DbContexts);
Assert.Contains(context2, combined.DbContexts);
Assert.Contains(objectContext1, combined.ObjectContexts);
Assert.Contains(objectContext2, combined.ObjectContexts);
}
public void Combine_throws_for_null_arg()
{
Assert.Equal(
"interceptionContexts",
Assert.Throws <ArgumentNullException>(() => DbInterceptionContext.Combine(null)).ParamName);
}
