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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.etags_views = function(debug) {
var db = new CouchDB("test_suite_db", {"X-Couch-Full-Commit":"true"});
db.deleteDb();
db.createDb();
if (debug) debugger;
var designDoc = {
_id: "_design/etags",
language: "javascript",
views : {
fooView: {
map: stringFun(function(doc) {
if (doc.foo) {
emit("bar", 1);
}
}),
},
basicView : {
map : stringFun(function(doc) {
if(doc.integer && doc.string) {
emit(doc.integer, doc.string);
}
})
},
withReduce : {
map : stringFun(function(doc) {
if(doc.integer && doc.string) {
emit(doc.integer, doc.string);
}
}),
reduce : stringFun(function(keys, values, rereduce) {
if (rereduce) {
return sum(values);
} else {
return values.length;
}
})
}
}
};
T(db.save(designDoc).ok);
db.bulkSave(makeDocs(0, 10));
var xhr;
// verify get w/Etag on map view
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
T(xhr.status == 200);
var etag = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView", {
headers: {"if-none-match": etag}
});
T(xhr.status == 304);
// verify ETag doesn't change when an update
// doesn't change the view group's index
T(db.save({"_id":"doc1", "foo":"bar"}).ok);
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 == etag);
// verify ETag always changes for include_docs=true on update
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView?include_docs=true");
var etag1 = xhr.getResponseHeader("etag");
T(db.save({"_id":"doc2", "foo":"bar"}).ok);
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView?include_docs=true");
var etag2 = xhr.getResponseHeader("etag");
T(etag1 != etag2);
// Verify that purges affect etags
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/fooView");
var foo_etag = xhr.getResponseHeader("etag");
var doc1 = db.open("doc1");
xhr = CouchDB.request("POST", "/test_suite_db/_purge", {
body: JSON.stringify({"doc1":[doc1._rev]})
});
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/fooView");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 != foo_etag);
// Test that _purge didn't affect the other view etags.
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 == etag);
// verify different views in the same view group may have different ETags
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/fooView");
var etag1 = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
var etag2 = xhr.getResponseHeader("etag");
T(etag1 != etag2);
// verify ETag changes when an update changes the view group's index.
db.bulkSave(makeDocs(10, 20));
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 != etag);
// verify ETag is the same after a restart
restartServer();
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/basicView");
var etag2 = xhr.getResponseHeader("etag");
T(etag1 == etag2);
// reduce view
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
T(xhr.status == 200);
var etag = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce",{
headers: {"if-none-match": etag}
});
T(xhr.status == 304);
// verify ETag doesn't change when an update
// doesn't change the view group's index
T(db.save({"_id":"doc3", "foo":"bar"}).ok);
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 == etag);
// purge
var doc3 = db.open("doc3");
xhr = CouchDB.request("POST", "/test_suite_db/_purge", {
body: JSON.stringify({"doc3":[doc3._rev]})
});
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 == etag);
// verify different views in the same view group may have different ETags
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/fooView");
var etag1 = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
var etag2 = xhr.getResponseHeader("etag");
T(etag1 != etag2);
// verify ETag changes when an update changes the view group's index
db.bulkSave(makeDocs(20, 30));
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
var etag1 = xhr.getResponseHeader("etag");
T(etag1 != etag);
// verify ETag is the same after a restart
restartServer();
xhr = CouchDB.request("GET", "/test_suite_db/_design/etags/_view/withReduce");
var etag2 = xhr.getResponseHeader("etag");
T(etag1 == etag2);
// confirm ETag changes with different POST bodies
xhr = CouchDB.request("POST", "/test_suite_db/_design/etags/_view/basicView",
{body: JSON.stringify({keys:[1]})}
);
var etag1 = xhr.getResponseHeader("etag");
xhr = CouchDB.request("POST", "/test_suite_db/_design/etags/_view/basicView",
{body: JSON.stringify({keys:[2]})}
);
var etag2 = xhr.getResponseHeader("etag");
T(etag1 != etag2, "POST to map view generates key-depdendent ETags");
xhr = CouchDB.request("POST",
"/test_suite_db/_design/etags/_view/withReduce?group=true",
{body: JSON.stringify({keys:[1]})}
);
etag1 = xhr.getResponseHeader("etag");
xhr = CouchDB.request("POST",
"/test_suite_db/_design/etags/_view/withReduce?group=true",
{body: JSON.stringify({keys:[2]})}
);
etag2 = xhr.getResponseHeader("etag");
T(etag1 != etag2, "POST to reduce view generates key-depdendent ETags");
// all docs
xhr = CouchDB.request("GET", "/test_suite_db/_all_docs");
T(xhr.status == 200);
var etag = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_all_docs", {
headers: {"if-none-match": etag}
});
T(xhr.status == 304);
// _changes
xhr = CouchDB.request("GET", "/test_suite_db/_changes");
T(xhr.status == 200);
var etag = xhr.getResponseHeader("etag");
xhr = CouchDB.request("GET", "/test_suite_db/_changes", {
headers: {"if-none-match": etag}
});
T(xhr.status == 304);
// list etag
// in the list test for now
// A new database should have unique _all_docs etags.
db.deleteDb();
db.createDb();
db.save({a: 1});
xhr = CouchDB.request("GET", "/test_suite_db/_all_docs");
var etag = xhr.getResponseHeader("etag");
db.deleteDb();
db.createDb();
db.save({a: 2});
xhr = CouchDB.request("GET", "/test_suite_db/_all_docs");
var new_etag = xhr.getResponseHeader("etag");
T(etag != new_etag);
// but still be cacheable
xhr = CouchDB.request("GET", "/test_suite_db/_all_docs");
T(new_etag == xhr.getResponseHeader("etag"));
};
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