From 0f34399bdfca6f0e0bc7cc5043a4f854dde6a230 Mon Sep 17 00:00:00 2001
From: Rin <shinohara-rin@users.noreply.github.com>
Date: Sun, 11 Jan 2026 16:57:42 +0800
Subject: [PATCH] feat(minecraft): test for signals

---
 .../src/cognitive/perception/signals.test.ts  | 88 +++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 services/minecraft/src/cognitive/perception/signals.test.ts

diff --git a/services/minecraft/src/cognitive/perception/signals.test.ts b/services/minecraft/src/cognitive/perception/signals.test.ts
new file mode 100644
index 000000000..5a732515f
--- /dev/null
+++ b/services/minecraft/src/cognitive/perception/signals.test.ts
@@ -0,0 +1,88 @@
+import type { RawPerceptionEvent } from './types/raw-events'
+
+import { describe, expect, it, vi } from 'vitest'
+
+import { AttentionDetector } from './attention-detector'
+
+function makeLogger() {
+  const logger: any = {
+    withFields: () => logger,
+    withError: () => logger,
+    log: () => { },
+    warn: () => { },
+    error: () => { },
+  }
+  return logger
+}
+
+describe('attentionDetector (Signals)', () => {
+  it('emits entity_attention signal for punch', () => {
+    const onAttention = vi.fn()
+    const detector = new AttentionDetector({ logger: makeLogger(), onAttention })
+
+    const event: RawPerceptionEvent = {
+      modality: 'sighted',
+      kind: 'arm_swing',
+      entityId: '123',
+      entityType: 'player',
+      displayName: 'Steve',
+      distance: 5,
+      hasLineOfSight: true,
+      timestamp: Date.now(),
+      pos: { x: 0, y: 0, z: 0 } as any,
+      source: 'minecraft',
+    } as any
+
+    // Trigger 3 times
+    detector.ingest(event)
+    detector.ingest(event)
+    detector.ingest(event)
+
+    expect(onAttention).toHaveBeenCalledTimes(1)
+    const signal = onAttention.mock.calls[0][0]
+
+    expect(signal).toMatchObject({
+      type: 'entity_attention',
+      sourceId: '123',
+      confidence: 1.0,
+      metadata: {
+        kind: 'player',
+        action: 'punch',
+        displayName: 'Steve',
+      },
+    })
+    expect(signal.description).toContain('Steve')
+    expect(signal.description).toContain('punching')
+  })
+
+  it('emits environmental_anomaly signal for sound', () => {
+    const onAttention = vi.fn()
+    const detector = new AttentionDetector({ logger: makeLogger(), onAttention })
+
+    const event: RawPerceptionEvent = {
+      modality: 'heard',
+      kind: 'sound',
+      soundId: 'entity.zombie.ambient',
+      distance: 10,
+      timestamp: Date.now(),
+      source: 'minecraft',
+      pos: { x: 0, y: 0, z: 0 } as any,
+    } as any
+
+    detector.ingest(event)
+
+    expect(onAttention).toHaveBeenCalledTimes(1)
+    const signal = onAttention.mock.calls[0][0]
+
+    expect(signal).toMatchObject({
+      type: 'environmental_anomaly',
+      sourceId: 'entity.zombie.ambient',
+      confidence: 1.0,
+      metadata: {
+        kind: 'sound',
+        action: 'sound',
+        soundId: 'entity.zombie.ambient',
+      },
+    })
+  })
+})