feat: complete TASK-WP0-01 toolchain skeleton

tests/unit/toolchain-smoke.test.ts

@@ -0,0 +1,57 @@
+import { readFileSync } from "node:fs";
+
+import { describe, expect, it } from "vitest";
+
+import { createApp } from "../../apps/api/src/app.js";
+import { renderToolchainProbe } from "../../apps/web/src/toolchain-probe.js";
+import { validateTddTrace } from "../../scripts/lib/tdd-trace.mjs";
+
+function readManifest() {
+  return JSON.parse(readFileSync(new URL("../../tasks.manifest.json", import.meta.url), "utf8"));
+}
+
+describe("TASK-WP0-01 minimum toolchain", () => {
+  it("renders through React and Fabric at the frozen versions", () => {
+    const probe = renderToolchainProbe();
+
+    expect(probe.reactMarkup).toContain("Dada toolchain probe");
+    expect(probe.fabricSvg).toContain("<rect");
+    expect(probe.fabricVersion).toBe("7.4.0");
+  });
+
+  it("loads and closes Fastify with the frozen Swagger plugin", async () => {
+    const app = createApp();
+    await app.ready();
+    expect(app.hasPlugin("@fastify/swagger")).toBe(true);
+    await app.close();
+  });
+
+  it("validates the frozen TDD trace", () => {
+    const result = validateTddTrace();
+    expect(result.errors).toEqual([]);
+    expect(result.summary).toMatchObject({
+      acceptanceCriteria: 52,
+      parentFamilies: 89,
+      requirements: 109,
+      tasks: 52,
+      testCases: 117,
+      uiPages: 22,
+    });
+  });
+
+  it("rejects a missing normative case", () => {
+    const manifest = readManifest();
+    manifest.case_catalog.pop();
+    const result = validateTddTrace({ manifestOverride: manifest });
+    expect(result.status).toBe("failed");
+    expect(result.errors.some((error) => error.includes("normative case count"))).toBe(true);
+  });
+
+  it("rejects a duplicated case assignment", () => {
+    const manifest = readManifest();
+    manifest.tasks[1].case_ids.push(manifest.tasks[0].case_ids[0]);
+    const result = validateTddTrace({ manifestOverride: manifest });
+    expect(result.status).toBe("failed");
+    expect(result.errors.some((error) => error.includes("duplicate case assignment"))).toBe(true);
+  });
+});