jstests/concurrency/fsm_workloads/explain_group.js


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'use strict';

/**
 * explain_group.js
 *
 * Runs explain() and group() on a collection.
 *
 */
load('jstests/concurrency/fsm_libs/extend_workload.js'); // for extendWorkload
load('jstests/concurrency/fsm_workloads/explain.js'); // for $config
load('jstests/libs/analyze_plan.js'); // for planHasStage

var $config = extendWorkload($config, function($config, $super) {

    $config.states = Object.extend({
        explainBasicGroup: function explainBasicGroup(db, collName) {
            var res = db[collName].explain().group(
                { key: { i: 1 }, initial: {}, reduce: function() {} }
            );
            assertAlways.commandWorked(res);
        }
    }, $super.states);

    $config.transitions = Object.extend({
        explain: $config.data.assignEqualProbsToTransitions($config.states)
    }, $super.transitions);

    return $config;
});