public async Task New_transformer_will_overwrite_index_tombstones()
{
using (var store = GetDocumentStore())
{
const string name = "FooBar";
var userByNameIndex = new UserByNameIndex(name);
userByNameIndex.Execute(store);
store.DatabaseCommands.DeleteIndex(name);
var usernameToUpperTransformer = new UsernameToUpperTransformer(name);
usernameToUpperTransformer.Execute(store);
var databaseStore =
await Server.ServerStore.DatabasesLandlord.TryGetOrCreateResourceStore(store.DefaultDatabase);
TransactionOperationContext context;
using (databaseStore.ConfigurationStorage.ContextPool.AllocateOperationContext(out context))
using (var tx = context.OpenReadTransaction())
{
var metadata = databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, name);
Assert.Equal(1, metadata.ChangeVector.Length); //sanity check
/*
* transformers and etags share the same tombstone,
* so if transformer created, then deleted, then index created under the same name as transformer, the change vector
* which represents history of the object will be preserved
*/
Assert.Equal(3, metadata.ChangeVector[0].Etag);
}
}
}
public void Can_replicate_multiple_transformers()
{
using (var source = GetDocumentStore())
using (var destination = GetDocumentStore())
{
var usernameToUpperTransformer = new UsernameToUpperTransformer();
usernameToUpperTransformer.Execute(source);
var usernameToLowerTransformer = new UsernameToLowerTransformer();
usernameToLowerTransformer.Execute(source);
SetupReplication(source, destination);
var sw = Stopwatch.StartNew();
var transformerNames = new string[0];
var timeout = Debugger.IsAttached ? 60 * 1000000 : 3000;
while (sw.ElapsedMilliseconds < timeout && transformerNames.Length != 2)
{
transformerNames = destination.DatabaseCommands.GetTransformers(0, 1024).Select(x => x.Name).ToArray();
}
Assert.NotNull(transformerNames); //precaution
Assert.Equal(2, transformerNames.Length);
Assert.True(transformerNames.Contains(usernameToUpperTransformer.TransformerName));
Assert.True(transformerNames.Contains(usernameToLowerTransformer.TransformerName));
}
}
public void Index_and_transformer_metadata_storage_should_enforce_name_uniqueness_for_writing_transformer_then_index()
{
using (var store = GetDocumentStore())
{
var usernameToUpperTransformer = new UsernameToUpperTransformer("FooBar");
usernameToUpperTransformer.Execute(store);
var userByNameIndex = new UserByNameIndex("FooBar");
Assert.Throws <ErrorResponseException>(() => userByNameIndex.Execute(store));
}
}
public async Task Manually_removed_indexes_would_remove_metadata_on_startup()
{
var pathPrefix = Guid.NewGuid().ToString();
var databasePath = String.Empty;
var indexesPath = String.Empty;
try
{
var userByAgeIndex = new UserByAgeIndex();
var userByNameIndex = new UserByNameIndex();
var usernameToUpperTransformer = new UsernameToUpperTransformer();
DocumentDatabase databaseStore;
using (var store = GetDocumentStore(path: pathPrefix))
{
userByNameIndex.Execute(store);
userByAgeIndex.Execute(store);
usernameToUpperTransformer.Execute(store);
databaseStore = await Server.ServerStore.DatabasesLandlord.TryGetOrCreateResourceStore(store.DefaultDatabase);
TransactionOperationContext context;
using (databaseStore.ConfigurationStorage.ContextPool.AllocateOperationContext(out context))
using (var tx = context.OpenReadTransaction())
{
Assert.NotNull(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, userByNameIndex.IndexName));
Assert.NotNull(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, userByAgeIndex.IndexName));
Assert.NotNull(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, usernameToUpperTransformer.TransformerName));
}
}
indexesPath = databaseStore.Configuration.Indexing.IndexStoragePath;
databasePath = databaseStore.Configuration.Core.DataDirectory;
foreach (var indexFolder in Directory.GetDirectories(indexesPath))
{
IOExtensions.DeleteDirectory(indexFolder);
}
using (var store = GetDocumentStore(path: pathPrefix))
{
databaseStore = await Server.ServerStore.DatabasesLandlord.TryGetOrCreateResourceStore(store.DefaultDatabase);
TransactionOperationContext context;
using (databaseStore.ConfigurationStorage.ContextPool.AllocateOperationContext(out context))
using (var tx = context.OpenReadTransaction())
{
Assert.Null(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, userByNameIndex.IndexName));
Assert.Null(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, userByAgeIndex.IndexName));
Assert.Null(
databaseStore.IndexMetadataPersistence.GetIndexMetadataByName(tx.InnerTransaction, context, usernameToUpperTransformer.TransformerName));
}
}
}
finally
{
IOExtensions.DeleteDirectory(databasePath);
IOExtensions.DeleteDirectory(indexesPath);
}
}
