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Teste validação aqui 2
(version: 0)
Comparing performance of:
Settings Test one vs Settings Test two
Created:
2 years ago
by:
Registered User
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HTML Preparation code:
<div>Testing</div> <div id="test"></div>
Script Preparation code:
var settings = []
Tests:
Settings Test one
const testSettings = settings.map((setting) => ({ [setting.key]: setting.value })) || []
Settings Test two
const testSettings = settings.reduce((acc, item) => { acc.push({ [setting.key]: setting.value }); return acc; }, [])
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Settings Test one
Settings Test two
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Browser/OS:
Chrome 127 on Windows
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Test name
Executions per second
Settings Test one
10314711.0 Ops/sec
Settings Test two
4361599.5 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down what's being tested in this benchmark. **Benchmark Definition** The benchmark definition is a JSON object that represents the test case. It has three main parts: * `Name` and `Description`: These are metadata about the benchmark, but not relevant to the actual testing. * `Script Preparation Code` and `Html Preparation Code`: These are code snippets that are executed before running the benchmark. The script preparation code defines an array called `settings`, which is used as input for the test cases. The HTML preparation code creates a basic HTML structure with two div elements: one contains the text "Testing" and another has an ID of "test". **Test Cases** There are two individual test cases, each represented by a JSON object. They have the same `Benchmark Definition` but differ in how they process the `settings` array. 1. **Settings Test One** ```javascript const testSettings = settings.map((setting) => ({ [setting.key]: setting.value })) || []; ``` This test case uses the `map()` method to create a new array from the `settings` array. It maps each object in the array to a new object with the same key-value pairs, but wrapped in square brackets (`[]`) as property names. 2. **Settings Test Two** ```javascript const testSettings = settings.reduce((acc, item) => { acc.push({ [setting.key]: setting.value }); return acc; }, []); ``` This test case uses the `reduce()` method to iterate over the `settings` array and create a new array from it. It accumulates the objects in the array into an initial empty array (`[]`) using the `push()` method. **Comparison of Options** The two test cases compare different approaches to processing the `settings` array: * **Map**: This approach creates a new array with transformed objects, which can be more efficient for large datasets. * **Reduce**: This approach accumulates objects in an array, which can be more memory-efficient than creating a new array. **Pros and Cons** * **Map**: + Pros: More efficient for large datasets, easier to read and understand. + Cons: May create unnecessary intermediate arrays, which can impact performance. * **Reduce**: + Pros: Can be more memory-efficient, especially for small datasets or when working with large objects. + Cons: Can be less intuitive for some developers, may require more code to achieve the same result. **Other Considerations** * The benchmark results are reported as `ExecutionsPerSecond`, which suggests that the test is measuring the number of iterations performed per second. This can help identify performance bottlenecks in the JavaScript engine. * The `Browser`, `DevicePlatform`, and `OperatingSystem` fields suggest that the benchmark is running on a specific browser-OS combination, which can affect the results. **Library** There is no explicit library mentioned in the benchmark definition or test cases. However, the use of `map()` and `reduce()` suggests that JavaScript's built-in array methods are being used. **Special JS Features/Syntax** There are no special JavaScript features or syntax being tested in this benchmark. The code uses standard JavaScript constructs like `var`, `const`, `let`, `array methods` (e.g., `map()`, `reduce()`), and basic HTML structure.
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