test: raise vitest coverage

src/commands/health.snapshot.test.ts

@@ -0,0 +1,141 @@
+import { afterEach, describe, expect, it, vi } from "vitest";
+
+import type { HealthSummary } from "./health.js";
+import { getHealthSnapshot } from "./health.js";
+
+let testConfig: Record<string, unknown> = {};
+let testStore: Record<string, { updatedAt?: number }> = {};
+
+vi.mock("../config/config.js", () => ({
+  loadConfig: () => testConfig,
+}));
+
+vi.mock("../config/sessions.js", () => ({
+  resolveStorePath: () => "/tmp/sessions.json",
+  loadSessionStore: () => testStore,
+}));
+
+vi.mock("../web/session.js", () => ({
+  webAuthExists: vi.fn(async () => true),
+  getWebAuthAgeMs: vi.fn(() => 1234),
+  logWebSelfId: vi.fn(),
+}));
+
+vi.mock("../web/reconnect.js", () => ({
+  resolveHeartbeatSeconds: vi.fn(() => 60),
+}));
+
+describe("getHealthSnapshot", () => {
+  afterEach(() => {
+    vi.unstubAllGlobals();
+    vi.unstubAllEnvs();
+  });
+
+  it("skips telegram probe when not configured", async () => {
+    testConfig = { inbound: { reply: { session: { store: "/tmp/x" } } } };
+    testStore = {
+      global: { updatedAt: Date.now() },
+      unknown: { updatedAt: Date.now() },
+      main: { updatedAt: 1000 },
+      foo: { updatedAt: 2000 },
+    };
+    vi.stubEnv("TELEGRAM_BOT_TOKEN", "");
+    const snap = (await getHealthSnapshot(10)) satisfies HealthSummary;
+    expect(snap.ok).toBe(true);
+    expect(snap.telegram.configured).toBe(false);
+    expect(snap.telegram.probe).toBeUndefined();
+    expect(snap.sessions.count).toBe(2);
+    expect(snap.sessions.recent[0]?.key).toBe("foo");
+  });
+
+  it("probes telegram getMe + webhook info when configured", async () => {
+    testConfig = { telegram: { botToken: "t-1" } };
+    testStore = {};
+
+    const calls: string[] = [];
+    vi.stubGlobal(
+      "fetch",
+      vi.fn(async (url: string) => {
+        calls.push(url);
+        if (url.includes("/getMe")) {
+          return {
+            ok: true,
+            status: 200,
+            json: async () => ({
+              ok: true,
+              result: { id: 1, username: "bot" },
+            }),
+          } as unknown as Response;
+        }
+        if (url.includes("/getWebhookInfo")) {
+          return {
+            ok: true,
+            status: 200,
+            json: async () => ({
+              ok: true,
+              result: {
+                url: "https://example.com/h",
+                has_custom_certificate: false,
+              },
+            }),
+          } as unknown as Response;
+        }
+        return {
+          ok: false,
+          status: 404,
+          json: async () => ({ ok: false, description: "nope" }),
+        } as unknown as Response;
+      }),
+    );
+
+    const snap = await getHealthSnapshot(25);
+    expect(snap.telegram.configured).toBe(true);
+    expect(snap.telegram.probe?.ok).toBe(true);
+    expect(snap.telegram.probe?.bot?.username).toBe("bot");
+    expect(snap.telegram.probe?.webhook?.url).toMatch(/^https:/);
+    expect(calls.some((c) => c.includes("/getMe"))).toBe(true);
+    expect(calls.some((c) => c.includes("/getWebhookInfo"))).toBe(true);
+  });
+
+  it("returns a structured telegram probe error when getMe fails", async () => {
+    testConfig = { telegram: { botToken: "bad-token" } };
+    testStore = {};
+
+    vi.stubGlobal(
+      "fetch",
+      vi.fn(async (url: string) => {
+        if (url.includes("/getMe")) {
+          return {
+            ok: false,
+            status: 401,
+            json: async () => ({ ok: false, description: "unauthorized" }),
+          } as unknown as Response;
+        }
+        throw new Error("unexpected");
+      }),
+    );
+
+    const snap = await getHealthSnapshot(25);
+    expect(snap.telegram.configured).toBe(true);
+    expect(snap.telegram.probe?.ok).toBe(false);
+    expect(snap.telegram.probe?.status).toBe(401);
+    expect(snap.telegram.probe?.error).toMatch(/unauthorized/i);
+  });
+
+  it("captures unexpected probe exceptions as errors", async () => {
+    testConfig = { telegram: { botToken: "t-err" } };
+    testStore = {};
+
+    vi.stubGlobal(
+      "fetch",
+      vi.fn(async () => {
+        throw new Error("network down");
+      }),
+    );
+
+    const snap = await getHealthSnapshot(25);
+    expect(snap.telegram.configured).toBe(true);
+    expect(snap.telegram.probe?.ok).toBe(false);
+    expect(snap.telegram.probe?.error).toMatch(/network down/i);
+  });
+});