feat: initial release v0.3.0

tests/unit/image-generation/count.test.ts

@@ -0,0 +1,48 @@
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import {
+  getImageGenerationCountConfig,
+  getImageGenerationCountOptions,
+  normalizeImageGenerationCount,
+} from '@/lib/image-generation/count'
+import {
+  getImageGenerationCount,
+  setImageGenerationCount,
+} from '@/lib/image-generation/count-preference'
+
+describe('image generation count helpers', () => {
+  afterEach(() => {
+    vi.unstubAllGlobals()
+  })
+
+  it('normalizes values within each scope range', () => {
+    expect(normalizeImageGenerationCount('character', 0)).toBe(1)
+    expect(normalizeImageGenerationCount('character', 8)).toBe(6)
+    expect(normalizeImageGenerationCount('storyboard-candidates', 0)).toBe(1)
+    expect(normalizeImageGenerationCount('storyboard-candidates', 9)).toBe(4)
+  })
+
+  it('returns ordered options for each scope', () => {
+    expect(getImageGenerationCountOptions('character')).toEqual([1, 2, 3, 4, 5, 6])
+    expect(getImageGenerationCountOptions('storyboard-candidates')).toEqual([1, 2, 3, 4])
+  })
+
+  it('reads and writes client preference with scope isolation', () => {
+    const localStorageMock = {
+      getItem: vi.fn((key: string) => {
+        if (key === getImageGenerationCountConfig('character').storageKey) return '5'
+        if (key === getImageGenerationCountConfig('location').storageKey) return '2'
+        return null
+      }),
+      setItem: vi.fn(),
+    }
+    vi.stubGlobal('window', { localStorage: localStorageMock })
+
+    expect(getImageGenerationCount('character')).toBe(5)
+    expect(getImageGenerationCount('location')).toBe(2)
+    expect(setImageGenerationCount('storyboard-candidates', 8)).toBe(4)
+    expect(localStorageMock.setItem).toHaveBeenCalledWith(
+      getImageGenerationCountConfig('storyboard-candidates').storageKey,
+      '4',
+    )
+  })
+})