Test Gru

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GitHub bot that detects code changes in PRs, generates and runs unit tests (Vitest, Jest, pytest, JUnit, GoTest, etc.), and submits PRs with passing tests to increase test coverage.

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Test Gru, part of the broader Gru.ai suite of AI developer tools, is a GitHub-integrated bot that automates the generation, execution, and submission of unit tests for your codebase: It detects new or existing code changes in pull requests, generates relevant unit test files (supporting frameworks like Vitest, Jest, JUnit, pytest, GoTest, etc.), runs them, and submits PRs with passing tests It enhances code reliability and maintainability by boosting test coverage—up to 100% in some cases—while requiring zero manual onboarding: just install the GitHub app. According to Gru.ai, 80% of PRs submitted by Test Gru are accepted by the codebase maintainers.

Website: gru.ai

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