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'use strict';
/*
* yield_text.js (extends yield.js)
*
* Intersperse queries which use the TEXT stage with updates and deletes of documents they may
* match.
*/
load('jstests/concurrency/fsm_libs/extend_workload.js'); // for extendWorkload
load('jstests/concurrency/fsm_workloads/yield.js'); // for $config
var $config = extendWorkload($config, function($config, $super) {
/*
* Pick a random word and search for it using full text search.
*/
$config.states.query = function text(db, collName) {
var word = this.words[Random.randInt(this.words.length)];
var cursor = db[collName]
.find({$text: {$search: word}, yield_text: {$exists: true}})
.batchSize(this.batchSize);
var verifier = function textVerifier(doc, prevDoc) {
return doc.yield_text.indexOf(word) !== -1;
};
// If we don't have the right text index, or someone drops our text index, this
// assertion
// is either pointless or won't work. So only verify the results when we know no one
// else
// is messing with our indices.
assertWhenOwnColl(function verifyTextResults() {
this.advanceCursor(cursor, verifier);
}.bind(this));
};
$config.data.genUpdateDoc = function genUpdateDoc() {
var newWord = this.words[Random.randInt(this.words.length)];
return {$set: {yield_text: newWord}};
};
$config.setup = function setup(db, collName, cluster) {
$super.setup.apply(this, arguments);
assertWhenOwnColl.commandWorked(db[collName].ensureIndex({yield_text: 'text'}));
};
return $config;
});
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