TestGPT, Joute's review
Review of TestGPT, the AI test generator for developers. Price, alternatives, who it's for.
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TestGPT in brief
An AI test generation tool for developers who want to increase their test coverage without writing all tests manually. Practical for undertest legacy codebases.
- Price€19/month
- CategoryCode & Dev
- RecommendedYes
The essentials
- AI test generator for developers
- Starting at €19/month
- Generation of unit, integration and E2E tests from existing code
- Suited to developers who want to rapidly increase their test coverage
What is TestGPT?
TestGPT is an AI test generation tool that analyzes existing code and automatically generates unit, integration and end-to-end tests. The objective is to reduce time spent writing repetitive tests and increase coverage on legacy codebases that lack it. The tool understands code logic to generate relevant test cases, including edge cases and error cases.
Strengths
Contextual test generation
Generated tests take code logic into account and include boundary cases that developers often miss.
Rapid coverage increase
For projects with few tests, going from 30% to 70% coverage using TestGPT is a considerable time saver.
Support for major test frameworks
Compatibility with Jest, Pytest, JUnit and other test frameworks lets you integrate generated tests into existing suites.
Limits
Tests to review before use
AI-generated tests require human validation. Incorrect mocks or overly permissive assertions can reduce test value.
Competitive market
GitHub Copilot and other code assistants integrate test generation. The standalone proposition of TestGPT is worth evaluating against tools already in use.
Price
Starting at €19/month. Check testgpt.com for current plans.
Alternatives
For test generation in the IDE: GitHub Copilot (included). For AI E2E tests: Momentic. For security tests: Snyk DeepCode.
Verdict
TestGPT is useful for teams with a significant test deficit on their codebase. As a complement to a code assistant like Copilot, the ROI is less obvious. Test on a specific project before subscribing.
FAQ
Does TestGPT support Python and JavaScript?
Yes, major languages are supported. Check testgpt.com for the full list.
Are generated tests directly executable?
Generated tests are starting points. Validation and adjustments may be needed before running in CI.
Does TestGPT integrate with VS Code?
IDE integrations is supported. Check testgpt.com for official plugins.
Is there a free trial for TestGPT?
A free trial is supported. Check testgpt.com for conditions.
Joute may receive a commission on subscriptions taken out via links in this article. This doesn't change our reviews.
Screenshots TestGPT
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TestGPT : 0/10.
An AI test generation tool for developers who want to increase their test coverage without writing all tests manually. Practical for undertest legacy codebases..
Test TestGPT yourself
A free trial is available. Plan thirty minutes to form your own opinion.
Affiliate link. Joute earns a commission at no extra cost to you. Our verdict stays independent.
TestGPT
€19/month