# test.secrets/core/registries/detector.registry.test.ts

> 11 lines of code and 0 definitions.

Tree: Codebase Testing
Language: typescript
Canonical: https://banes-lab.com/anatomy/testing#file-testing-test-secrets-core-registries-detector-registry-test-ts
Source text: https://banes-lab.com/source/testing/test.secrets/core/registries/detector.registry.test.ts.txt

Listed in [test.secrets/core/registries](https://banes-lab.com/api/source/testing/test.secrets/core/registries.md).

## Contained in

- [test.secrets/core/registries](https://banes-lab.com/anatomy/testing/folder-testing-test-secrets-core-registries.md)

## Source

```typescript
import { defineDetector, registeredDetectors } from "@ssot/secrets/core/registries/detector.registry.ts";
import { describe, expect, it } from "vitest";
import { duplicateDetector } from "@ssot/secrets/configuration/strings/detector.strings.ts";

describe("defineDetector", () => {
    it("registers a kind once and refuses a second registration of it", () => {
        const before = registeredDetectors().length;
        defineDetector({ detects: () => false, kind: "address" });
        expect(registeredDetectors()).toHaveLength(before + 1);
        expect(() => defineDetector({ detects: () => false, kind: "address" })).toThrow(duplicateDetector("address"));
    });
});
```