fix: align usage analytics with Hermes state db (#350)

2026-04-30 13:46:31 +02:00
parent 05f15da90b
commit dac9006b3e
10 changed files with 591 additions and 113 deletions
@@ -0,0 +1,77 @@
+// @vitest-environment jsdom
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+import { createPinia, setActivePinia } from 'pinia'
+
+const usageApiMock = vi.hoisted(() => ({
+  fetchUsageStats: vi.fn(),
+}))
+
+vi.mock('@/api/hermes/sessions', () => ({
+  fetchUsageStats: usageApiMock.fetchUsageStats,
+}))
+
+describe('usage store analytics adapter', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    usageApiMock.fetchUsageStats.mockReset()
+  })
+
+  it('loads 30-day usage stats and derives chart metrics from the native-style payload', async () => {
+    usageApiMock.fetchUsageStats.mockResolvedValue({
+      total_input_tokens: 100,
+      total_output_tokens: 50,
+      total_cache_read_tokens: 25,
+      total_cache_write_tokens: 5,
+      total_reasoning_tokens: 10,
+      total_cost: 0.0123,
+      total_sessions: 2,
+      period_days: 30,
+      model_usage: [
+        { model: 'gpt-5', input_tokens: 80, output_tokens: 40, cache_read_tokens: 20, cache_write_tokens: 3, reasoning_tokens: 7, sessions: 1 },
+        { model: '', input_tokens: 20, output_tokens: 10, cache_read_tokens: 5, cache_write_tokens: 2, reasoning_tokens: 3, sessions: 1 },
+      ],
+      daily_usage: [
+        { date: '2026-04-29', tokens: 100, cache: 20, sessions: 1, cost: 0.01 },
+        { date: '2026-04-30', tokens: 50, cache: 5, sessions: 1, cost: 0.0023 },
+      ],
+    })
+
+    const { useUsageStore } = await import('@/stores/hermes/usage')
+    const store = useUsageStore()
+    await store.loadSessions()
+
+    expect(usageApiMock.fetchUsageStats).toHaveBeenCalledWith(30)
+    expect(store.totalTokens).toBe(150)
+    expect(store.cacheHitRate).toBeCloseTo(25 / 125 * 100)
+    expect(store.hasData).toBe(true)
+    expect(store.modelUsage).toEqual([
+      { model: 'gpt-5', totalTokens: 120, inputTokens: 80, outputTokens: 40, cacheTokens: 20, sessions: 1 },
+      { model: 'unknown', totalTokens: 30, inputTokens: 20, outputTokens: 10, cacheTokens: 5, sessions: 1 },
+    ])
+    expect(store.dailyUsage).toEqual([
+      { date: '2026-04-29', tokens: 100, cache: 20, sessions: 1, cost: 0.01 },
+      { date: '2026-04-30', tokens: 50, cache: 5, sessions: 1, cost: 0.0023 },
+    ])
+  })
+
+  it('allows callers to request a different period', async () => {
+    usageApiMock.fetchUsageStats.mockResolvedValue({
+      total_input_tokens: 0,
+      total_output_tokens: 0,
+      total_cache_read_tokens: 0,
+      total_cache_write_tokens: 0,
+      total_reasoning_tokens: 0,
+      total_cost: 0,
+      total_sessions: 0,
+      model_usage: [],
+      daily_usage: [],
+    })
+
+    const { useUsageStore } = await import('@/stores/hermes/usage')
+    const store = useUsageStore()
+    await store.loadSessions(7)
+
+    expect(usageApiMock.fetchUsageStats).toHaveBeenCalledWith(7)
+    expect(store.hasData).toBe(false)
+  })
+})