svn commit: r751197 - /couchdb/branches/rep_security/share/www/script/test/rev_stemming.js

[da...@apache.org]

Author: damien
Date: Sat Mar  7 05:29:07 2009
New Revision: 751197

URL: http://svn.apache.org/viewvc?rev=751197&view=rev
Log:
Add missing test file

Added:
    couchdb/branches/rep_security/share/www/script/test/rev_stemming.js

Added: couchdb/branches/rep_security/share/www/script/test/rev_stemming.js
URL: http://svn.apache.org/viewvc/couchdb/branches/rep_security/share/www/script/test/rev_stemming.js?rev=751197&view=auto
==============================================================================
--- couchdb/branches/rep_security/share/www/script/test/rev_stemming.js (added)
+++ couchdb/branches/rep_security/share/www/script/test/rev_stemming.js Sat Mar  7 05:29:07 2009
@@ -0,0 +1,93 @@
+// Licensed under the Apache License, Version 2.0 (the "License"); you may not
+// use this file except in compliance with the License.  You may obtain a copy
+// of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+// License for the specific language governing permissions and limitations under
+// the License.
+
+couchTests.rev_stemming = function(debug) {
+  var db = new CouchDB("test_suite_db_a");
+  db.deleteDb();
+  db.createDb();
+  var dbB = new CouchDB("test_suite_db_b");
+  dbB.deleteDb();
+  dbB.createDb();
+  if (debug) debugger;
+  
+  var newLimit = 5;
+  
+  T(db.getDbProperty("_revs_limit") == 1000);
+  
+  var doc = {_id:"foo",foo:0}
+  for( var i=0; i < newLimit + 1; i++) {
+    doc.foo++;
+    T(db.save(doc).ok);
+  }
+  var doc0 = db.open("foo", {revs:true});
+  T(doc0._revisions.ids.length == newLimit + 1);
+  
+  var docBar = {_id:"bar",foo:0}
+  for( var i=0; i < newLimit + 1; i++) {
+    docBar.foo++;
+    T(db.save(docBar).ok);
+  }
+  T(db.open("bar", {revs:true})._revisions.ids.length == newLimit + 1);
+  
+  T(db.setDbProperty("_revs_limit", newLimit).ok);
+  
+  for( var i=0; i < newLimit + 1; i++) {
+    doc.foo++;
+    T(db.save(doc).ok);
+  }
+  doc0 = db.open("foo", {revs:true});
+  T(doc0._revisions.ids.length == newLimit);
+  
+  
+  // If you replicate after you make more edits than the limit, you'll
+  // cause a spurious edit conflict.
+  CouchDB.replicate("test_suite_db_a", "test_suite_db_b");
+  var docB1 = dbB.open("foo",{conflicts:true})
+  T(docB1._conflicts == null);
+  
+  for( var i=0; i < newLimit - 1; i++) {
+    doc.foo++;
+    T(db.save(doc).ok);
+  }
+
+  // one less edit than limit, no conflict
+  CouchDB.replicate("test_suite_db_a", "test_suite_db_b");
+  var docB1 = dbB.open("foo",{conflicts:true})
+  T(docB1._conflicts == null);
+
+  //now we hit the limit
+  for( var i=0; i < newLimit; i++) {
+    doc.foo++;
+    T(db.save(doc).ok);
+  }
+  
+  CouchDB.replicate("test_suite_db_a", "test_suite_db_b");
+  
+  var docB2 = dbB.open("foo",{conflicts:true});
+  
+  // we have a conflict, but the previous replicated rev is always the losing
+  // conflict
+  T(docB2._conflicts[0] == docB1._rev)
+  
+  // We having already updated bar before setting the limit, so it's still got
+  // a long rev history. compact to stem the revs.
+  
+  T(db.open("bar", {revs:true})._revisions.ids.length == newLimit + 1);
+  
+  T(db.compact().ok);
+  
+  // compaction isn't instantaneous, loop until done
+  while (db.info().compact_running) {};
+  
+  T(db.open("bar", {revs:true})._revisions.ids.length == newLimit);
+  
+};