/// <exception cref="System.Exception"></exception>
public static Document CreateDocWithAttachment(Database database, string attachmentName
, string content)
{
IDictionary <string, object> properties = new Dictionary <string, object>();
properties.Put("foo", "bar");
Document doc = CreateDocumentWithProperties(database, properties);
SavedRevision rev = doc.GetCurrentRevision();
NUnit.Framework.Assert.AreEqual(rev.GetAttachments().Count, 0);
NUnit.Framework.Assert.AreEqual(rev.GetAttachmentNames().Count, 0);
NUnit.Framework.Assert.IsNull(rev.GetAttachment(attachmentName));
ByteArrayInputStream body = new ByteArrayInputStream(Sharpen.Runtime.GetBytesForString
(content));
UnsavedRevision rev2 = doc.CreateRevision();
rev2.SetAttachment(attachmentName, "text/plain; charset=utf-8", body);
SavedRevision rev3 = rev2.Save();
NUnit.Framework.Assert.IsNotNull(rev3);
NUnit.Framework.Assert.AreEqual(rev3.GetAttachments().Count, 1);
NUnit.Framework.Assert.AreEqual(rev3.GetAttachmentNames().Count, 1);
Attachment attach = rev3.GetAttachment(attachmentName);
NUnit.Framework.Assert.IsNotNull(attach);
NUnit.Framework.Assert.AreEqual(doc, attach.GetDocument());
NUnit.Framework.Assert.AreEqual(attachmentName, attach.GetName());
IList <string> attNames = new AList <string>();
attNames.AddItem(attachmentName);
NUnit.Framework.Assert.AreEqual(rev3.GetAttachmentNames(), attNames);
NUnit.Framework.Assert.AreEqual("text/plain; charset=utf-8", attach.GetContentType
());
NUnit.Framework.Assert.AreEqual(IOUtils.ToString(attach.GetContent(), "UTF-8"), content
);
NUnit.Framework.Assert.AreEqual(Sharpen.Runtime.GetBytesForString(content).Length
, attach.GetLength());
return(doc);
}
/// <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.Put("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(new _Mapper_432(), null, "1");
// try to get the attachment
Query query = view.CreateQuery();
query.SetPrefetch(true);
QueryEnumerator results = query.Run();
while (results.HasNext())
{
QueryRow row = results.Next();
// This returns the revision just fine, but the sequence number
// is set to 0.
SavedRevision revision = row.GetDocument().GetCurrentRevision();
IList <string> attachments = revision.GetAttachmentNames();
// 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 Status.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);
}
}