Benchmark: Factory - MeasureThat.net

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.min.js"></script>

Script Preparation code:

window.obj = {};

for (let i = 0; i < 10000; i++) {
  obj['key' + i] = 'value' + i;
}

Tests:

Default Factory
const TimeFactory = time => { const state = setFactoryState(time) function setFactoryState(time) { if (!time || typeof time !== 'string' || !time.includes('.')) { return { hours: 0, minutes: 0, seconds: 0 } } const [h, m, s] = decimalHoursToTime(time).split(':') const nextState = { hours: +h, minutes: +m, seconds: +s } // const { hours, minutes, seconds } = processTime(nextState) return { // hours, // minutes, // seconds ...processTime(nextState) } }; return { ...formatTime(state), } }; const decimalHoursToTime = decimalHours => { const isWholeHour = decimalHours => { // We have an integer const isInteger = decimalHours && Number.isInteger(+decimalHours); const [, decimals] = decimalHours && decimalHours.includes('.') ? decimalHours.split('.') : '0.0'; const isDecimalZero = +decimals === 0; return isInteger || isDecimalZero; } if (isWholeHour(decimalHours)) { const hoursRounded = (+decimalHours).toFixed(); return `${_.padStart(hoursRounded, 2, 0)}:00:00`; } const [hours, decimals] = decimalHours.split('.') const [minutes, remainder] = (+`0.${decimals}` * 60).toString().split('.') const seconds = !remainder ? '00' : (+`0.${remainder}` * 60).toFixed() return `${_.padStart(hours, 2, 0)}:${_.padStart(minutes, 2, 0)}:${_.padStart(seconds, 2, 0)}` }; const processTime = ({ hours, minutes, seconds }) => { if (seconds <= 59) { return { seconds, minutes, hours } } if (seconds > 59) { const nextSeconds = seconds - 60 const nextMinutes = minutes + 1 === 60 ? 0 : minutes + 1 const nextHours = minutes + 1 === 60 ? hours + 1 : hours return { seconds: nextSeconds, minutes: nextMinutes, hours: nextHours } } }; const formatTime = ({ hours, minutes, seconds }) => ({ defaultFormat() { const strHours = hours.toString() const strMinutes = minutes.toString() const strSeconds = seconds.toString() return `${_.padStart(strHours, 2, 0)}:${_.padStart(strMinutes, 2, 0)}:${_.padStart(strSeconds, 2, 0)}` } });
Ice Factory
const TimeFactory = time => { const state = setFactoryState(time) function setFactoryState(time) { if (!time || typeof time !== 'string' || !time.includes('.')) { return { hours: 0, minutes: 0, seconds: 0 } } const [h, m, s] = decimalHoursToTime(time).split(':') const nextState = { hours: +h, minutes: +m, seconds: +s } return Object.freeze({ ...processTime(nextState) }) }; return Object.freeze({ ...processTime(nextState) }) }; const decimalHoursToTime = decimalHours => { const isWholeHour = decimalHours => { // We have an integer const isInteger = decimalHours && Number.isInteger(+decimalHours); const [, decimals] = decimalHours && decimalHours.includes('.') ? decimalHours.split('.') : '0.0'; const isDecimalZero = +decimals === 0; return isInteger || isDecimalZero; } if (isWholeHour(decimalHours)) { const hoursRounded = (+decimalHours).toFixed(); return `${padStart(hoursRounded, 2, 0)}:00:00`; } const [hours, decimals] = decimalHours.split('.') const [minutes, remainder] = (+`0.${decimals}` * 60).toString().split('.') const seconds = !remainder ? '00' : (+`0.${remainder}` * 60).toFixed() return `${_.padStart(hours, 2, 0)}:${_.padStart(minutes, 2, 0)}:${_.padStart(seconds, 2, 0)}` }; const processTime = ({ hours, minutes, seconds }) => { if (seconds <= 59) { return { seconds, minutes, hours } } if (seconds > 59) { const nextSeconds = seconds - 60 const nextMinutes = minutes + 1 === 60 ? 0 : minutes + 1 const nextHours = minutes + 1 === 60 ? hours + 1 : hours return { seconds: nextSeconds, minutes: nextMinutes, hours: nextHours } } }; const formatTime = ({ hours, minutes, seconds }) => { function defaultFormat() { const strHours = hours.toString() const strMinutes = minutes.toString() const strSeconds = seconds.toString() return `${_.padStart(strHours, 2, 0)}:${_.padStart(strMinutes, 2, 0)}:${_.padStart(strSeconds, 2, 0)}` } return Object.freeze({ defaultFormat }) };

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Default Factory
Ice Factory

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):

LLMs can make mistakes. Check important info.

A challenge!

To answer this question, I'll need to:

1. Parse the JavaScript code from the `setFactoryState` function
2. Understand the purpose of each function and variable
3. Analyze the benchmark results to identify any optimization or performance improvements

Here's my attempt:

**Code Analysis**

The `setFactoryState` function takes a time string as input, which is expected to be in the format "HH:MM:SS" or "HH.MMS". It extracts hours, minutes, and seconds from this string and processes them using the `decimalHoursToTime`, `processTime`, and `formatTime` functions.

* `decimalHoursToTime` converts a decimal time value into a human-readable format.
* `processTime` adjusts the seconds value to be within 0-59 range (or increments minutes if needed).
* `formatTime` formats the resulting hours, minutes, and seconds values as a string.

**Benchmark Analysis**

The benchmark results show two tests: "Default Factory" and "Ice Factory". The "Default Factory" test appears to have a significantly higher execution count per second than the "Ice Factory" test. This suggests that the optimized version of the code (Ice Factory) might be performing better.

However, without knowing the specific optimizations made in the Ice Factory version, it's difficult to determine exactly how much performance improvement was achieved.

**Conclusion**

Based on the available information, I can confirm that:

* The `setFactoryState` function is responsible for processing time strings.
* The functions `decimalHoursToTime`, `processTime`, and `formatTime` are used to extract and format hours, minutes, and seconds from input time strings.
* The benchmark results indicate a potential performance improvement in the optimized version of the code (Ice Factory) compared to the original code (Default Factory).

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36

Browser/OS: Chrome 70 on Mac OS X 10.14.1

View result in a separate tab

Test name	Executions per second
Default Factory	918403328.0 Ops/sec
Ice Factory	913443968.0 Ops/sec

Related benchmarks:

Factory (version: 1)

Comparing performance of: Default Factory vs Ice Factory

Created: 6 years ago by: Registered User

Jump to the latest result

Default Factory

Ice Factory

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):