test: migrate suites to e2e coverage layout

src/commands/sessions.e2e.test.ts

@@ -0,0 +1,148 @@
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+
+// Disable colors for deterministic snapshots.
+process.env.FORCE_COLOR = "0";
+
+vi.mock("../config/config.js", async (importOriginal) => {
+  const actual = await importOriginal<typeof import("../config/config.js")>();
+  return {
+    ...actual,
+    loadConfig: () => ({
+      agents: {
+        defaults: {
+          model: { primary: "pi:opus" },
+          models: { "pi:opus": {} },
+          contextTokens: 32000,
+        },
+      },
+    }),
+  };
+});
+
+import { sessionsCommand } from "./sessions.js";
+
+const makeRuntime = () => {
+  const logs: string[] = [];
+  return {
+    runtime: {
+      log: (msg: unknown) => logs.push(String(msg)),
+      error: (msg: unknown) => {
+        throw new Error(String(msg));
+      },
+      exit: (code: number) => {
+        throw new Error(`exit ${code}`);
+      },
+    },
+    logs,
+  } as const;
+};
+
+const writeStore = (data: unknown) => {
+  const file = path.join(
+    os.tmpdir(),
+    `sessions-${Date.now()}-${Math.random().toString(16).slice(2)}.json`,
+  );
+  fs.writeFileSync(file, JSON.stringify(data, null, 2));
+  return file;
+};
+
+describe("sessionsCommand", () => {
+  beforeEach(() => {
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date("2025-12-06T00:00:00Z"));
+  });
+
+  afterEach(() => {
+    vi.useRealTimers();
+  });
+
+  it("renders a tabular view with token percentages", async () => {
+    const store = writeStore({
+      "+15555550123": {
+        sessionId: "abc123",
+        updatedAt: Date.now() - 45 * 60_000,
+        inputTokens: 1200,
+        outputTokens: 800,
+        totalTokens: 2000,
+        totalTokensFresh: true,
+        model: "pi:opus",
+      },
+    });
+
+    const { runtime, logs } = makeRuntime();
+    await sessionsCommand({ store }, runtime);
+
+    fs.rmSync(store);
+
+    const tableHeader = logs.find((line) => line.includes("Tokens (ctx %"));
+    expect(tableHeader).toBeTruthy();
+
+    const row = logs.find((line) => line.includes("+15555550123")) ?? "";
+    expect(row).toContain("2.0k/32k (6%)");
+    expect(row).toContain("45m ago");
+    expect(row).toContain("pi:opus");
+  });
+
+  it("shows placeholder rows when tokens are missing", async () => {
+    const store = writeStore({
+      "discord:group:demo": {
+        sessionId: "xyz",
+        updatedAt: Date.now() - 5 * 60_000,
+        thinkingLevel: "high",
+      },
+    });
+
+    const { runtime, logs } = makeRuntime();
+    await sessionsCommand({ store }, runtime);
+
+    fs.rmSync(store);
+
+    const row = logs.find((line) => line.includes("discord:group:demo")) ?? "";
+    expect(row).toContain("unknown/32k (?%)");
+    expect(row).toContain("think:high");
+    expect(row).toContain("5m ago");
+  });
+
+  it("exports freshness metadata in JSON output", async () => {
+    const store = writeStore({
+      main: {
+        sessionId: "abc123",
+        updatedAt: Date.now() - 10 * 60_000,
+        inputTokens: 1200,
+        outputTokens: 800,
+        totalTokens: 2000,
+        totalTokensFresh: true,
+        model: "pi:opus",
+      },
+      "discord:group:demo": {
+        sessionId: "xyz",
+        updatedAt: Date.now() - 5 * 60_000,
+        inputTokens: 20,
+        outputTokens: 10,
+        model: "pi:opus",
+      },
+    });
+
+    const { runtime, logs } = makeRuntime();
+    await sessionsCommand({ store, json: true }, runtime);
+
+    fs.rmSync(store);
+
+    const payload = JSON.parse(logs[0] ?? "{}") as {
+      sessions?: Array<{
+        key: string;
+        totalTokens: number | null;
+        totalTokensFresh: boolean;
+      }>;
+    };
+    const main = payload.sessions?.find((row) => row.key === "main");
+    const group = payload.sessions?.find((row) => row.key === "discord:group:demo");
+    expect(main?.totalTokens).toBe(2000);
+    expect(main?.totalTokensFresh).toBe(true);
+    expect(group?.totalTokens).toBeNull();
+    expect(group?.totalTokensFresh).toBe(false);
+  });
+});