> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/ai-test-automation/use-ai-test-automation/test-authoring.md).

# Author Tests

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[Edit Tests](/ai-test-automation/use-ai-test-automation/test-authoring/editing-tests.md)
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[Harness AI](/ai-test-automation/use-ai-test-automation/test-authoring/harness-ai-copilot.md)
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[Test Parameterization](/ai-test-automation/use-ai-test-automation/test-authoring/test-parameterization.md)
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