/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestIndexUpdateMode()
{
View view = CreateView(database);
Query query = view.CreateQuery();
query.SetIndexUpdateMode(Query.IndexUpdateMode.Before);
int numRowsBefore = query.Run().Count;
NUnit.Framework.Assert.AreEqual(0, numRowsBefore);
// do a query and force re-indexing, number of results should be +4
PutNDocs(database, 1);
query.SetIndexUpdateMode(Query.IndexUpdateMode.Before);
NUnit.Framework.Assert.AreEqual(1, query.Run().Count);
// do a query without re-indexing, number of results should be the same
PutNDocs(database, 4);
query.SetIndexUpdateMode(Query.IndexUpdateMode.Never);
NUnit.Framework.Assert.AreEqual(1, query.Run().Count);
// do a query and force re-indexing, number of results should be +4
query.SetIndexUpdateMode(Query.IndexUpdateMode.Before);
NUnit.Framework.Assert.AreEqual(5, query.Run().Count);
// do a query which will kick off an async index
PutNDocs(database, 1);
query.SetIndexUpdateMode(Query.IndexUpdateMode.After);
query.Run().Count;
// wait until indexing is (hopefully) done
try
{
Sharpen.Thread.Sleep(1 * 1000);
}
catch (Exception e)
{
Sharpen.Runtime.PrintStackTrace(e);
}
NUnit.Framework.Assert.AreEqual(6, query.Run().Count);
}
public void TestQueryDefaultIndexUpdateMode()
{
View view = database.GetView("aview");
Query query = view.CreateQuery();
Assert.AreEqual(IndexUpdateMode.Before, query.IndexUpdateMode);
}
/// <summary>https://github.com/couchbase/couchbase-lite-android/issues/134</summary>
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
/// <exception cref="System.IO.IOException"></exception>
public virtual void TestGetAttachmentBodyUsingPrefetch()
{
// add a doc with an attachment
Document doc = database.CreateDocument();
UnsavedRevision rev = doc.CreateRevision();
IDictionary <string, object> properties = new Dictionary <string, object>();
properties["foo"] = "bar";
rev.SetUserProperties(properties);
byte[] attachBodyBytes = Sharpen.Runtime.GetBytesForString("attach body");
Attachment attachment = new Attachment(new ByteArrayInputStream(attachBodyBytes),
"text/plain");
string attachmentName = "test_attachment.txt";
rev.AddAttachment(attachment, attachmentName);
rev.Save();
// do query that finds that doc with prefetch
View view = database.GetView("aview");
view.SetMapReduce((IDictionary <string, object> document, EmitDelegate emitter) =>
{
string id = (string)document["_id"];
emitter.Emit(id, null);
}, null, "1");
// try to get the attachment
Query query = view.CreateQuery();
query.Prefetch = true;
QueryEnumerator results = query.Run();
while (results.MoveNext())
{
QueryRow row = results.Current;
// This returns the revision just fine, but the sequence number
// is set to 0.
SavedRevision revision = row.Document.CurrentRevision;
IList <string> attachments = revision.AttachmentNames;
// This returns an Attachment object which looks ok, except again
// its sequence number is 0. The metadata property knows about
// the length and mime type of the attachment. It also says
// "stub" -> "true".
Attachment attachmentRetrieved = revision.GetAttachment(attachmentName);
// This throws a CouchbaseLiteException with StatusCode.NOT_FOUND.
InputStream @is = attachmentRetrieved.GetContent();
NUnit.Framework.Assert.IsNotNull(@is);
byte[] attachmentDataRetrieved = TextUtils.Read(@is);
string attachmentDataRetrievedString = Sharpen.Runtime.GetStringForBytes(attachmentDataRetrieved
);
string attachBodyString = Sharpen.Runtime.GetStringForBytes(attachBodyBytes);
NUnit.Framework.Assert.AreEqual(attachBodyString, attachmentDataRetrievedString);
}
}
private /*async*/ ObservableCollection <Dictionary <string, string> > LogQueryResultsAsync(Couchbase.Lite.View cbView)
{
var orderedQuery = cbView.CreateQuery();
orderedQuery.Descending = true;
var llista = new ObservableCollection <Dictionary <string, string> >();
try {
//var results = await orderedQuery.RunAsync ();
var results = orderedQuery.Run();
Console.WriteLine("Found rows: {0}",
results.Count);
results.ToList().ForEach(result => {
var doc = result.Document;
Dictionary <string, string> aux = new Dictionary <string, string> {
{ "id", result.DocumentId },
{ "nomCursa", doc.GetProperty <string>("nomCursa") },
{ "dorsal", doc.GetProperty <string>("dorsal") },
{ "posicio", doc.GetProperty <string>("posicio") },
{ "distancia", doc.GetProperty <string>("distancia") },
{ "posicioCategoria", doc.GetProperty <string>("posicioCategoria") },
{ "categoria", doc.GetProperty <string>("categoria") },
{ "club", doc.GetProperty <string>("club") },
{ "iniciCursa", doc.GetProperty <string>("iniciCursa") },
{ "tempsReal", doc.GetProperty <string>("tempsReal") },
{ "tempsOficial", doc.GetProperty <string>("tempsOficial") },
{ "iniciReal", doc.GetProperty <string>("iniciReal") },
{ "horaMeta", doc.GetProperty <string>("horaMeta") },
{ "ritme", doc.GetProperty <string>("ritme") },
{ "km5", doc.GetProperty <string>("km5") },
{ "horaKm5", doc.GetProperty <string>("horaKm5") },
{ "km10", doc.GetProperty <string>("km10") },
{ "horaKm10", doc.GetProperty <string>("horaKm10") },
{ "tipus", doc.GetProperty <string>("tipus") },
{ "esportista", doc.GetProperty <string>("esportista") }
};
Console.WriteLine("Found document with id: {0}",
result.DocumentId);
var c = db.DocumentCount;
Console.WriteLine("num DESPUES DE QUERY: " + c);
llista.Add(aux);
});
cbView.DeleteIndex();
Console.WriteLine("Num en la query: " + llista.Count);
} catch (CouchbaseLiteException e) {
Console.WriteLine("Error querying view", e.Message);
}
return(llista);
}
public void TestPullerWithLiveQuery()
{
// Even though this test is passed, there is a runtime exception
// thrown regarding the replication's number of changes count versus
// number of completed changes count. Investigation is required.
Log.D(Database.Tag, "testPullerWithLiveQuery");
string docIdTimestamp = System.Convert.ToString(Runtime.CurrentTimeMillis());
string doc1Id = string.Format("doc1-{0}", docIdTimestamp);
string doc2Id = string.Format("doc2-{0}", docIdTimestamp);
AddDocWithId(doc1Id, "attachment2.png");
AddDocWithId(doc2Id, "attachment2.png");
int numDocsBeforePull = database.DocumentCount;
View view = database.GetView("testPullerWithLiveQueryView");
view.SetMapReduce((document, emitter) => {
if (document.Get("_id") != null)
{
emitter(document.Get("_id"), null);
}
}, null, "1");
LiveQuery allDocsLiveQuery = view.CreateQuery().ToLiveQuery();
allDocsLiveQuery.Changed += (sender, e) => {
int numTimesCalled = 0;
if (e.Error != null)
{
throw new RuntimeException(e.Error);
}
if (numTimesCalled++ > 0)
{
NUnit.Framework.Assert.IsTrue(e.Rows.Count > numDocsBeforePull);
}
Log.D(Database.Tag, "rows " + e.Rows);
};
// the first time this is called back, the rows will be empty.
// but on subsequent times we should expect to get a non empty
// row set.
allDocsLiveQuery.Start();
DoPullReplication();
allDocsLiveQuery.Stop();
}
static ContactDatabase()
{
database = Manager.SharedInstance.GetDatabase ("contacts");
emailLookup = new Dictionary<string, string> ();
lookupView = database.GetView ("addresses");
lookupView.SetMap ((document, emit) => {
var val = document["contact.address.address"];
emit(document["_id"], val);
}, "1");
Query lookupQuery = lookupView.CreateQuery ();
BuildLookup(lookupQuery.Run ());
lookupViewLiveQuery = lookupQuery.ToLiveQuery();
lookupViewLiveQuery.Changed += (object sender, QueryChangeEventArgs e) => { BuildLookup(e.Rows); };
lookupViewLiveQuery.Start ();
}
public void TestAsyncViewQuery()
{
var doneSignal = new CountDownLatch(1);
var db = StartDatabase();
View view = db.GetView("vu");
view.SetMap((document, emitter) => emitter(document ["sequence"], null), "1");
const int kNDocs = 50;
CreateDocuments(db, kNDocs);
var query = view.CreateQuery();
query.StartKey = 23;
query.EndKey = 33;
var task = query.RunAsync().ContinueWith((resultTask) =>
{
Log.I(LiteTestCase.Tag, "Async query finished!");
var rows = resultTask.Result;
Assert.IsNotNull(rows);
Assert.AreEqual(rows.Count, 11);
var expectedKey = 23;
for (IEnumerator <QueryRow> it = rows; it.MoveNext();)
{
var row = it.Current;
Assert.AreEqual(row.Document.Database, db);
Assert.AreEqual(row.Key, expectedKey);
++expectedKey;
}
doneSignal.CountDown();
});
Log.I(Tag, "Waiting for async query to finish...");
var success = task.Wait(TimeSpan.FromSeconds(10));
Assert.IsTrue(success, "Done signal timed out..StartKey=ry never ran");
}
public void TestAsyncViewQuery()
{
var doneSignal = new CountdownEvent(1);
var db = database;
View view = db.GetView("vu");
view.SetMap((document, emitter) => emitter(document ["sequence"], null), "1");
const int kNDocs = 50;
CreateDocuments(db, kNDocs);
var query = view.CreateQuery();
query.StartKey = 23;
query.EndKey = 33;
var task = query.RunAsync().ContinueWith((resultTask) =>
{
Log.I(TAG, "Async query finished!");
var rows = resultTask.Result;
Assert.IsNotNull(rows);
Assert.AreEqual(11, rows.Count);
var expectedKey = 23;
foreach (var row in rows)
{
Assert.AreEqual(row.Document.Database, db);
Assert.AreEqual(row.Key, expectedKey);
++expectedKey;
}
doneSignal.Signal();
}, manager.CapturedContext.Scheduler);
Console.WriteLine("Waiting for async query to finish...");
var success = task.Wait(TimeSpan.FromSeconds(130));
Assert.IsTrue(success, "Done signal timed out. Query.RunAsync() has never run or returned the result.");
}
async void LogQueryResultsAsync(Couchbase.Lite.View cbView)
{
var orderedQuery = cbView.CreateQuery();
orderedQuery.Descending = true;
orderedQuery.Limit = 20;
try {
var results = await orderedQuery.RunAsync();
results.ToList().ForEach(result => {
var doc = result.Document;
Log.Info(TAG, String.Format("Found document with id: {0}, Date = {1}",
result.DocumentId, doc.GetProperty <string>("date")));
});
} catch (CouchbaseLiteException e) {
Log.Error(TAG, "Error querying view", e);
}
catch (Exception e) {
Log.Error(TAG, e.Message, e);
}
}
/// <summary>
/// Creates a query intended to return <see cref="EntityQueryRow{TEntity}"/> rows containing
/// <see cref="EntityDocument{TEntity}"/> instances.
/// </summary>
/// <typeparam name="TEntity">The entity type.</typeparam>
/// <param name="view">The <see cref="View"/>.</param>
/// <returns>The created <see cref="EntityLiveQuery{TEntity}"/>.</returns>
/// <remarks>
/// <para>
/// Entity queries are appropriate for situations where the application needs access to document
/// properties that are not included in the view. Loading the documents will incur a performance
/// overhead. You should use the base <see cref="View.CreateQuery()"/> method to see better performance
/// for situations where the view covers the desired query results.
/// </para>
/// </remarks>
public static EntityQuery <TEntity> CreateQuery <TEntity>(this View view)
where TEntity : class, IDynamicEntity, new()
{
return(new EntityQuery <TEntity>(view.CreateQuery()));
}