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// 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.
// Do some edit conflict detection tests
couchTests.conflicts = function(debug) {
var db = new CouchDB("test_suite_db", {"X-Couch-Full-Commit":"false"});
db.deleteDb();
db.createDb();
if (debug) debugger;
// create a doc and save
var doc = {_id:"foo",a:1,b:1};
T(db.save(doc).ok);
// reopen
var doc2 = db.open(doc._id);
// ensure the revisions are the same
T(doc._id == doc2._id && doc._rev == doc2._rev);
// edit the documents.
doc.a = 2;
doc2.a = 3;
// save one document
T(db.save(doc).ok);
// save the other document
try {
db.save(doc2); // this should generate a conflict exception
T("no save conflict 1" && false); // we shouldn't hit here
} catch (e) {
T(e.error == "conflict");
}
var changes = db.changes();
T(changes.results.length == 1);
// Now clear out the _rev member and save. This indicates this document is
// new, not based on an existing revision.
doc2._rev = undefined;
try {
db.save(doc2); // this should generate a conflict exception
T("no save conflict 2" && false); // we shouldn't hit here
} catch (e) {
T(e.error == "conflict");
}
// Now delete the document from the database
T(db.deleteDoc(doc).ok);
T(db.save(doc2).ok); // we can save a new document over a deletion without
// knowing the deletion rev.
// Verify COUCHDB-1178
var r1 = {"_id":"doc","foo":"bar"};
var r2 = {"_id":"doc","foo":"baz","_rev":"1-4c6114c65e295552ab1019e2b046b10e"};
var r3 = {"_id":"doc","foo":"bam","_rev":"2-cfcd6781f13994bde69a1c3320bfdadb"};
var r4 = {"_id":"doc","foo":"bat","_rev":"3-cc2f3210d779aef595cd4738be0ef8ff"};
T(db.save({"_id":"_design/couchdb-1178","validate_doc_update":"function(){}"}).ok);
T(db.save(r1).ok);
T(db.save(r2).ok);
T(db.save(r3).ok);
T(db.compact().ok);
while (db.info().compact_running) {};
TEquals({"_id":"doc",
"_rev":"3-cc2f3210d779aef595cd4738be0ef8ff",
"foo":"bam",
"_revisions":{"start":3,
"ids":["cc2f3210d779aef595cd4738be0ef8ff",
"cfcd6781f13994bde69a1c3320bfdadb",
"4c6114c65e295552ab1019e2b046b10e"]}},
db.open("doc", {"revs": true}));
TEquals([], db.bulkSave([r4, r3, r2], {"new_edits":false}), "no failures");
};
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