AtCoder Unit Test

Generate unit tests from AtCoder's problem page.

AtCoder Unit Test - Generate Your Tests Effortlessly

"AtCoder Unit Test" is a Chrome extension that simplifies the process of creating and validating unit tests directly from AtCoder problem pages. Users can easily generate tests by opening a problem page and clicking the extension icon. The generated tests, compatible with languages like Python, Java, and more, can then be pasted into any editor and executed. Ideal for programmers looking to streamline their testing process, it captures stdout, making debugging straightforward. Run your tests, check the outputs, and confidently submit your solutions!
Install from Chrome Web Store

Extension stats

Users: 812
-19
Rating: 5.00
(1)
Version: 3.1.0 (Last updated: 2024-03-19)
Creation date: 2020-05-27
Risk impact: Moderate risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • clipboardWrite
  • storage
Host permissions:
  • *://atcoder.jp/contests/*/tasks/*
Size: 2.50M

Other platforms

Not available on Android
AtCoder Unit Test (v3.1.0)
5.00 (1) 20
Not available on Edge
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Extension summary

Analyze keywords

This is an extension that generates unit tests from the AtCoder problem page.

  1. Open the AtCoder problem page
  2. Click the icon on the toolbar
  3. "Paste" in any editor

Now you are ready to run your unit tests. When you run a test, it sends example input to the program and checks the output. All green is OK. Submit it!

Tips: Since the contents of standard output (stdout) are captured, when debugging printf, go to error output (stderr).

Supported languages: Python3 (unittest), Java (JUnit5), Kotlin (JUnit5), C# (MS Test), Go, Ruby (RSpec)

Extension safety

Risk impact

AtCoder Unit Test requires a few sensitive permissions. Exercise caution before installing.

Risk likelihood

AtCoder Unit Test has earned a good reputation and can be trusted.

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