chore: isolate shared dsh plugins into independent monorepo

packages/web-search-searxng/tests/settings.spec.ts

@@ -0,0 +1,120 @@
+/** The `web-search-searxng` settings section layered over the composition entry. */
+
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import { Context } from '@deepseek-ai/cordis'
+import type { Fiber } from '@deepseek-ai/cordis'
+import { SettingsProvider } from '@deepseek-ai/dsh-settings'
+import type { SettingsNamespace } from '@deepseek-ai/dsh-settings'
+import WebRuntime from '@deepseek-ai/dsh-web'
+import * as searxngPlugin from '@deepseek-ai/dsh-web-search-searxng'
+import { SEARXNG_SETTINGS_NAMESPACE } from '@deepseek-ai/dsh-web-search-searxng'
+
+/** The smallest real provider: one in-memory document, always writable. */
+class MemorySettings extends SettingsProvider {
+  doc: Record<string, unknown> = {}
+
+  get writable(): boolean {
+    return true
+  }
+
+  protected load(): Promise<Record<string, unknown>> {
+    return Promise.resolve(structuredClone(this.doc))
+  }
+
+  protected persist(ns: SettingsNamespace, section: Record<string, unknown>): Promise<void> {
+    this.doc = { ...this.doc, [ns]: structuredClone(section) }
+    return Promise.resolve()
+  }
+}
+
+function jsonResponse(body: unknown): Response {
+  return new Response(JSON.stringify(body), {
+    status: 200,
+    headers: { 'content-type': 'application/json' },
+  })
+}
+
+/** The smallest SearXNG-shaped answer the provider accepts — enough to observe the request. */
+const ONE_RESULT = {
+  results: [{ url: 'https://a.test', title: 'A', content: 'snip' }],
+}
+
+async function boot(): Promise<{ ctx: Context; settingsFiber: Fiber; pluginFiber: Fiber }> {
+  const ctx = new Context()
+  await ctx.plugin(WebRuntime, {})
+  const settingsFiber = ctx.plugin(MemorySettings)
+  await settingsFiber.await()
+  const pluginFiber = ctx.plugin(searxngPlugin, { baseURL: 'https://search.entry.test' })
+  await pluginFiber.await()
+  return { ctx, settingsFiber, pluginFiber }
+}
+
+afterEach(() => {
+  vi.restoreAllMocks()
+})
+
+/**
+ * Run one search and answer the endpoint it reached. A fresh `Response` per
+ * call because a body can only be read once, and the call history is cleared
+ * because repeated `spyOn` returns the same spy.
+ * @param ctx - context whose `ctx.web` serves the search.
+ * @returns the URL the provider fetched.
+ */
+async function searchOnce(ctx: Context): Promise<string> {
+  const fetchSpy = vi.spyOn(globalThis, 'fetch')
+    .mockImplementation(() => Promise.resolve(jsonResponse(ONE_RESULT)))
+  fetchSpy.mockClear()
+  await ctx.web.search({ query: 'anything' })
+  return String((fetchSpy.mock.calls.at(-1)?.[0] as URL | string | undefined) ?? '')
+}
+
+describe('web-search-searxng settings section', () => {
+  it('serves a stored endpoint to the next search without re-registering the provider', async () => {
+    const bench = await boot()
+    expect(await searchOnce(bench.ctx)).toContain('https://search.entry.test')
+
+    await bench.ctx.settings.update(SEARXNG_SETTINGS_NAMESPACE, {
+      baseURL: 'https://search.stored.test',
+    })
+
+    expect(await searchOnce(bench.ctx)).toContain('https://search.stored.test')
+    await bench.ctx.fiber.dispose()
+  })
+
+  it('applies a stored language and time range to the next request', async () => {
+    const bench = await boot()
+    await bench.ctx.settings.update(SEARXNG_SETTINGS_NAMESPACE, {
+      baseURL: 'https://search.entry.test',
+      language: 'de',
+      timeRange: 'week',
+    })
+
+    const url = new URL(await searchOnce(bench.ctx))
+    expect(url.searchParams.get('language')).toBe('de')
+    expect(url.searchParams.get('time_range')).toBe('week')
+    await bench.ctx.fiber.dispose()
+  })
+
+  it('falls back to the composition entry when the settings provider detaches', async () => {
+    const bench = await boot()
+    await bench.ctx.settings.update(SEARXNG_SETTINGS_NAMESPACE, {
+      baseURL: 'https://search.stored.test',
+    })
+    expect(await searchOnce(bench.ctx)).toContain('https://search.stored.test')
+
+    await bench.settingsFiber.dispose()
+
+    expect(await searchOnce(bench.ctx)).toContain('https://search.entry.test')
+    await bench.ctx.fiber.dispose()
+  })
+
+  it('releases the namespace when the plugin unloads', async () => {
+    const bench = await boot()
+    expect(bench.ctx.settings.describe().map(row => String(row.ns))).toContain('web-search-searxng')
+
+    await bench.pluginFiber.dispose()
+
+    expect(bench.ctx.settings.describe().map(row => String(row.ns))).not.toContain('web-search-searxng')
+    await bench.ctx.fiber.dispose()
+  })
+})