Episode 004

[ahJ4s|1722841121446|Sun Aug 04 2024 23:58:41 GMT-0700 (Pacific Daylight Time)|code]

if (typeof window != "object")
  window = {};
window.timingTester = (function() { return {

inputs:
  {
    timeForEstimationTest: 5000,
    trialsForFindingAverageSlownessOfSlowExponent: 1000,
    trialsForFindingSlowExponent: 1000
  },

outputs:
  {
    averageSlowExponent: null,
    averageSlowExponentRoundedUp: null,
    averageSlownessOfSlowExponent: null,
    timeElapsedForEstimationTest: null
  },

findAverageTimeOfSlowExponent:
function findAverageTimeOfSlowExponent()
  {
    var accumulator;
    var op;
    var power;
    var time1;
    var time2;
    var trial;
    var trials;

    if (typeof this.outputs.averageSlowExponentRoundedUp != "number")
      this.findSlowExponent();
    power = Math.pow(2, this.outputs.averageSlowExponentRoundedUp);
    trials = this.inputs.trialsForFindingAverageSlownessOfSlowExponent;
    for (accumulator = trial = 0; trial < trials; ++trial)
      {
        time1 = (new Date).getTime();
        for (op = 0; op < power; ++op)
          (new Date);
        time2 = (new Date).getTime();
        accumulator += time2 - time1;
      }
    this.outputs.averageSlownessOfSlowExponent = accumulator / trials;
    return this;
  },

findSlowExponent:
function findSlowExponent()
  {
    var accumulator;
    var exponent;
    var op;
    var power;
    var time1;
    var time2;
    var trial;
    var trials;

    trials = this.inputs.trialsForFindingSlowExponent;
    for (accumulator = trial = 0; trial < trials; ++trial)
      {
        for (exponent = time1 = time2 = 0; time2 - time1 == 0; ++exponent)
          {
            power = Math.pow(2, exponent);
            time1 = (new Date).getTime();
            for (op = 0; op < power; ++op)
              (new Date);
            time2 = (new Date).getTime();
        }
        accumulator += exponent;
      }
    this.outputs.averageSlowExponent = accumulator / trials;
    this.outputs.averageSlowExponentRoundedUp = Math.ceil(this.outputs.averageSlowExponent);
    return this;
  },

testTimingEstimate:
function testTimingEstimate()
  {
    var estimate;
    var op;
    var ops;
    var power;
    var time1;
    var time2;

    if (typeof this.outputs.averageSlownessOfSlowExponent != "number")
      this.findAverageTimeOfSlowExponent();
    estimate = this.inputs.timeForEstimationTest / this.outputs.averageSlownessOfSlowExponent;
    power = Math.pow(2, this.outputs.averageSlowExponentRoundedUp);
    ops = estimate * power;
    time1 = (new Date).getTime();
    for (op = 0; op < ops; ++op)
      (new Date);
    time2 = (new Date).getTime();
    this.outputs.timeElapsedForEstimationTest = time2 - time1;
    return this;
  }

}; })();

[ahJ4s|1722841121448|Sun Aug 04 2024 23:58:41 GMT-0700 (Pacific Daylight Time)|value]

[object Object]

[ahJ4s|1722841313675|Mon Aug 05 2024 00:01:53 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.findSlowExponent.toString();

[ahJ4s|1722841313676|Mon Aug 05 2024 00:01:53 GMT-0700 (Pacific Daylight Time)|value]

function findSlowExponent()
  {
    var accumulator;
    var exponent;
    var op;
    var power;
    var time1;
    var time2;
    var trial;
    var trials;

    trials = this.inputs.trialsForFindingSlowExponent;
    for (accumulator = trial = 0; trial < trials; ++trial)
      {
        for (exponent = time1 = time2 = 0; time2 - time1 == 0; ++exponent)
          {
            power = Math.pow(2, exponent);
            time1 = (new Date).getTime();
            for (op = 0; op < power; ++op)
              (new Date);
            time2 = (new Date).getTime();
        }
        accumulator += exponent;
      }
    this.outputs.averageSlowExponent = accumulator / trials;
    this.outputs.averageSlowExponentRoundedUp = Math.ceil(this.outputs.averageSlowExponent);
    return this;
  }

[ahJ4s|1722841632069|Mon Aug 05 2024 00:07:12 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.findSlowExponent().outputs.averageSlowExponentRoundedUp;

[ahJ4s|1722841633083|Mon Aug 05 2024 00:07:13 GMT-0700 (Pacific Daylight Time)|value]

12

[ahJ4s|1722841688315|Mon Aug 05 2024 00:08:08 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.findAverageTimeOfSlowExponent.toString();

[ahJ4s|1722841688315|Mon Aug 05 2024 00:08:08 GMT-0700 (Pacific Daylight Time)|value]

function findAverageTimeOfSlowExponent()
  {
    var accumulator;
    var op;
    var power;
    var time1;
    var time2;
    var trial;
    var trials;

    if (typeof this.outputs.averageSlowExponentRoundedUp != "number")
      this.findSlowExponent();
    power = Math.pow(2, this.outputs.averageSlowExponentRoundedUp);
    trials = this.inputs.trialsForFindingAverageSlownessOfSlowExponent;
    for (accumulator = trial = 0; trial < trials; ++trial)
      {
        time1 = (new Date).getTime();
        for (op = 0; op < power; ++op)
          (new Date);
        time2 = (new Date).getTime();
        accumulator += time2 - time1;
      }
    this.outputs.averageSlownessOfSlowExponent = accumulator / trials;
    return this;
  }

[ahJ4s|1722841885728|Mon Aug 05 2024 00:11:25 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.findAverageTimeOfSlowExponent().outputs.averageSlownessOfSlowExponent;

[ahJ4s|1722841886915|Mon Aug 05 2024 00:11:26 GMT-0700 (Pacific Daylight Time)|value]

1.187

[ahJ4s|1722841937836|Mon Aug 05 2024 00:12:17 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.testTimingEstimate.toString();

[ahJ4s|1722841937837|Mon Aug 05 2024 00:12:17 GMT-0700 (Pacific Daylight Time)|value]

function testTimingEstimate()
  {
    var estimate;
    var op;
    var ops;
    var power;
    var time1;
    var time2;

    if (typeof this.outputs.averageSlownessOfSlowExponent != "number")
      this.findAverageTimeOfSlowExponent();
    estimate = this.inputs.timeForEstimationTest / this.outputs.averageSlownessOfSlowExponent;
    power = Math.pow(2, this.outputs.averageSlowExponentRoundedUp);
    ops = estimate * power;
    time1 = (new Date).getTime();
    for (op = 0; op < ops; ++op)
      (new Date);
    time2 = (new Date).getTime();
    this.outputs.timeElapsedForEstimationTest = time2 - time1;
    return this;
  }

[ahJ4s|1722842131669|Mon Aug 05 2024 00:15:31 GMT-0700 (Pacific Daylight Time)|code]

window.timingTester.testTimingEstimate().outputs.timeElapsedForEstimationTest;

[ahJ4s|1722842136544|Mon Aug 05 2024 00:15:36 GMT-0700 (Pacific Daylight Time)|value]

4875