ConusAI vendor v0.1.0-beta.114

test/knowledge-backend.test.ts

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: LicenseRef-ConusAI-Template-1.0
+// Retrieval is one platform service (ADR-061, RAG R9): the knowledge module's backend is the platform's
+// knowledge service, an app keeps no vector store of its own, and a deployment that still names the old
+// backend is told so by name instead of quietly getting another one.
+
+import { readFileSync } from "node:fs"
+import { KNOWLEDGE_BACKEND_VAR, KNOWLEDGE_BACKENDS, knowledgeBackendOf } from "@app/config"
+import { describe, expect, it } from "vitest"
+
+const read = (path: string): string => readFileSync(new URL(`../${path}`, import.meta.url), "utf8")
+
+describe("the knowledge backend", () => {
+  it("is the platform's by default", () => {
+    expect(knowledgeBackendOf({})).toBe("platform")
+    expect(knowledgeBackendOf({ KNOWLEDGE_BACKEND: "" })).toBe("platform")
+    expect(knowledgeBackendOf({ KNOWLEDGE_BACKEND: " Platform " })).toBe("platform")
+  })
+
+  it("has no local backend to choose, and refuses the retired one by the variable's name", () => {
+    expect(KNOWLEDGE_BACKENDS).toEqual(["platform"])
+    expect(() => knowledgeBackendOf({ KNOWLEDGE_BACKEND: "vectors" })).toThrow(KNOWLEDGE_BACKEND_VAR)
+  })
+
+  it("leaves no vector store in the apps, their dependencies or the deployment contract", () => {
+    for (const file of [
+      "apps/web/src/server/ports.ts",
+      "apps/worker/src/ports.ts",
+      "apps/web/package.json",
+      "apps/worker/package.json",
+      "pnpm-workspace.yaml",
+      "compose.dev.yaml",
+      ".env.example",
+    ]) {
+      expect(read(file), file).not.toMatch(/qdrant|VECTOR_STORE|pgvector/i)
+    }
+  })
+})