run_automation_tests_by_category
Run automation tests matching a category pattern.
This record as markdown: /tools/jjpxdev-unreal-mcp/run-automation-tests-by-category.md
What run_automation_tests_by_category does on Unreal
AI agents invoke run_automation_tests_by_category to trigger actions in Unreal. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
| Parameter | Type | Required | Description |
|---|---|---|---|
category | string | Yes | Test category pattern (e.g., 'Project.Functional', 'Engine.Rendering') |
Parameters from the server's own tool schema.
Why run_automation_tests_by_category is rated High
This tool executes automation tests, which is an external operation whose effects depend on the category pattern argument provided. While tests are typically non-destructive by design, the tool triggers execution of arbitrary test code that could have side effects depending on test implementation (test data creation, state changes, etc.).
From the tool's definition Tool name 'run_automation_tests_by_category' combined with description 'Run automation tests matching a category pattern' indicates execution of test suites. The verb 'Run' and the fact it triggers automation tests demonstrate code execution capability.
Attacks that exploit this kind of access
The rule that runs run_automation_tests_by_category safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Unreal, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For run_automation_tests_by_category, this is the rule to start with:
run_automation_tests_by_category stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Unreal, apply this rule, and every run_automation_tests_by_category call is checked against it from then on.
Questions about run_automation_tests_by_category
Run automation tests matching a category pattern. It is categorised as a Execute tool in the Unreal MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
run_automation_tests_by_category accepts 1 parameter: category. Required: category. The full parameter table on this page comes from the server's own tool schema.
Register the Unreal MCP server in PolicyLayer and add a rule for run_automation_tests_by_category: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Unreal. Nothing to install.
run_automation_tests_by_category is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the run_automation_tests_by_category rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for run_automation_tests_by_category. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
run_automation_tests_by_category is provided by the Unreal MCP server (@jjpxdev/unreal-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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