# Test Tag

> A formal definition of the compound marker for a file that exercises another file and asserts on the outcome, which is exempt from the naming grammar and placed in its subject's mirrored concern folder.

Record: `lexicon:test-tag`
Kind: artifact
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-test-tag

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Formation Tag](https://banes-lab.com/records/lexicon/formation-tag.md) and before [Suite Tag](https://banes-lab.com/records/lexicon/suite-tag.md).

## Category

- [Product Concerns](https://banes-lab.com/records/lexicon-category/product-concerns.md)

## Linked from

- [Correctness / Determinism / Verification](https://banes-lab.com/ontology/lexicon/lexicon-category-correctness-determinism-verification.md)
- [Taxonomy / Classification / Naming](https://banes-lab.com/ontology/lexicon/lexicon-category-taxonomy-classification-naming.md)