feat(desktop): add project and coding stores

apps/desktop/src/store/coding-status.test.ts

@@ -0,0 +1,74 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
+
+import type { HermesRepoStatus } from '@/global'
+
+import { $repoStatus, refreshRepoStatus } from './coding-status'
+import { $currentCwd } from './session'
+
+const sampleStatus: HermesRepoStatus = {
+  branch: 'feature/login',
+  defaultBranch: 'main',
+  detached: false,
+  ahead: 1,
+  behind: 0,
+  staged: 1,
+  unstaged: 2,
+  untracked: 0,
+  conflicted: 0,
+  changed: 3,
+  added: 12,
+  removed: 4,
+  files: []
+}
+
+function stubProbe(impl: (cwd: string) => Promise<HermesRepoStatus | null>) {
+  ;(window as unknown as { hermesDesktop?: unknown }).hermesDesktop = { git: { repoStatus: impl } }
+}
+
+describe('refreshRepoStatus', () => {
+  beforeEach(() => {
+    $repoStatus.set(null)
+    $currentCwd.set('')
+    delete (window as unknown as { hermesDesktop?: unknown }).hermesDesktop
+  })
+
+  afterEach(() => {
+    delete (window as unknown as { hermesDesktop?: unknown }).hermesDesktop
+  })
+
+  it('populates $repoStatus from the probe for an explicit cwd', async () => {
+    stubProbe(async () => sampleStatus)
+    await refreshRepoStatus('/repo')
+    expect($repoStatus.get()).toEqual(sampleStatus)
+  })
+
+  it('falls back to the active session cwd when none is passed', async () => {
+    const probe = vi.fn(async () => sampleStatus)
+    stubProbe(probe)
+    $currentCwd.set('/active/repo')
+    await refreshRepoStatus()
+    expect(probe).toHaveBeenCalledWith('/active/repo')
+  })
+
+  it('clears status when there is no cwd', async () => {
+    stubProbe(async () => sampleStatus)
+    $repoStatus.set(sampleStatus)
+    await refreshRepoStatus('   ')
+    expect($repoStatus.get()).toBeNull()
+  })
+
+  it('clears status when the probe is unavailable (remote backend)', async () => {
+    $repoStatus.set(sampleStatus)
+    await refreshRepoStatus('/repo')
+    expect($repoStatus.get()).toBeNull()
+  })
+
+  it('clears status when the probe throws', async () => {
+    stubProbe(async () => {
+      throw new Error('not a repo')
+    })
+    $repoStatus.set(sampleStatus)
+    await refreshRepoStatus('/repo')
+    expect($repoStatus.get()).toBeNull()
+  })
+})