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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.
couchTests.uuids = function(debug) {
var etags = [];
var testHashBustingHeaders = function(xhr) {
T(xhr.getResponseHeader("Cache-Control").match(/no-cache/));
T(xhr.getResponseHeader("Pragma") == "no-cache");
var newetag = xhr.getResponseHeader("ETag");
T(etags.indexOf(newetag) < 0);
etags[etags.length] = newetag;
// Removing the time based tests as they break easily when
// running CouchDB on a remote server in regards to the browser
// running the Futon test suite.
//
//var currentTime = new Date();
//var expiresHeader = Date.parse(xhr.getResponseHeader("Expires"));
//var dateHeader = Date.parse(xhr.getResponseHeader("Date"));
//T(expiresHeader < currentTime);
//T(currentTime - dateHeader < 3000);
};
var db = new CouchDB("test_suite_db", {"X-Couch-Full-Commit":"false"});
db.deleteDb();
db.createDb();
if (debug) debugger;
// a single UUID without an explicit count
var xhr = CouchDB.request("GET", "/_uuids");
T(xhr.status == 200);
var result = JSON.parse(xhr.responseText);
T(result.uuids.length == 1);
var first = result.uuids[0];
testHashBustingHeaders(xhr);
// a single UUID with an explicit count
xhr = CouchDB.request("GET", "/_uuids?count=1");
T(xhr.status == 200);
result = JSON.parse(xhr.responseText);
T(result.uuids.length == 1);
var second = result.uuids[0];
T(first != second);
// no collisions with 1,000 UUIDs
xhr = CouchDB.request("GET", "/_uuids?count=1000");
T(xhr.status == 200);
result = JSON.parse(xhr.responseText);
T( result.uuids.length == 1000 );
var seen = {};
for(var i in result.uuids) {
var id = result.uuids[i];
T(seen[id] === undefined);
seen[id] = 1;
}
// ensure we return a 405 on POST
xhr = CouchDB.request("POST", "/_uuids?count=1000");
T(xhr.status == 405);
// Test sequential uuids
var seq_testfun = function() {
xhr = CouchDB.request("GET", "/_uuids?count=1000");
T(xhr.status == 200);
result = JSON.parse(xhr.responseText);
for(var i = 1; i < result.uuids.length; i++) {
T(result.uuids[i].length == 32);
T(result.uuids[i-1] < result.uuids[i], "Sequential uuids are ordered.");
}
};
run_on_modified_server([{
"section": "uuids",
"key": "algorithm",
"value": "sequential",
}],
seq_testfun
);
// Test utc_random uuids
var utc_testfun = function() {
xhr = CouchDB.request("GET", "/_uuids?count=1000");
T(xhr.status == 200);
result = JSON.parse(xhr.responseText);
T(result.uuids[1].length == 32);
// no collisions
var seen = {};
for(var i in result.uuids) {
var id = result.uuids[i];
T(seen[id] === undefined);
seen[id] = 1;
}
// roughly ordered
var u1 = result.uuids[1].substr(0, 13);
var u2 = result.uuids[result.uuids.length-1].substr(0, 13);
T(u1 < u2, "UTC uuids are only roughly ordered, so this assertion may fail occasionally. Don't sweat it.");
};
run_on_modified_server([{
"section": "uuids",
"key": "algorithm",
"value": "utc_random"
}],
utc_testfun
);
};
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