text: 'use strict';
  
  /**
   * indexed_insert_heterogeneous.js
   *
   * Inserts multiple documents into an indexed collection. Asserts that all
   * documents appear in both a collection scan and an index scan. The indexed
   * value is a different BSON type, depending on the thread's id.
   */
  load('jstests/concurrency/fsm_libs/extend_workload.js'); // for extendWorkload
  load('jstests/concurrency/fsm_workloads/indexed_insert_base.js'); // for $config
  
  var $config = extendWorkload($config, function($config, $super) {
  
      $config.data.indexedField = 'indexed_insert_heterogeneous';
      $config.data.shardKey = {};
      $config.data.shardKey[$config.data.indexedField] = 1;
  
      $config.states.init = function init(db, collName) {
          $super.states.init.apply(this, arguments);
  
          // prefix str with zeroes to make it have length len
          function pad(len, str) {
              var padding = new Array(len + 1).join('0');
              return (padding + str).slice(-len);
          }
  
          function makeOID(tid) {
              var str = pad(24, tid.toString(16));
              return new ObjectId(str);
          }
  
          function makeDate(tid) {
              var d = new ISODate('2000-01-01T00:00:00.000Z');
              // setSeconds(n) where n >= 60 will just cause the minutes, hours, etc to increase,
              // so this produces a unique date for each tid
              d.setSeconds(tid);
              return d;
          }
  
          var choices = [
              this.tid, // int
              this.tid.toString(), // string
              this.tid * 0.0001, // float
              { tid: this.tid }, // subdocument
              makeOID(this.tid), // objectid
              makeDate(this.tid), // date
              new Function('', 'return ' + this.tid + ';') // function
          ];
  
          this.indexedValue = choices[this.tid % choices.length];
      };
  
      return $config;
  });
  