f24ce6bbbb
- Create useMultiAgentLogs hook for real-time agent log streaming - Build TerminalModal component with tabbed task interface - Add terminal styles with mobile responsive design - Integrate terminal toggle into Header with in-progress badge - Wire TerminalModal into App.tsx with in-progress task filtering
421 lines
13 KiB
TypeScript
421 lines
13 KiB
TypeScript
import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
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import { renderHook, act, waitFor } from "@testing-library/react";
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import { useMultiAgentLogs } from "../useMultiAgentLogs";
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import { fetchAgentLogs } from "../../api";
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// Mock the api module
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vi.mock("../../api", () => ({
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fetchAgentLogs: vi.fn().mockResolvedValue([]),
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}));
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const mockFetchAgentLogs = vi.mocked(fetchAgentLogs);
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// Mock EventSource - track instances per hook render, not globally
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class MockEventSource {
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url: string;
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listeners: Record<string, ((e: { data: string }) => void)[]> = {};
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readyState = 0;
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close = vi.fn();
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constructor(url: string) {
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this.url = url;
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this.readyState = 1;
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}
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addEventListener(event: string, fn: (e: { data: string }) => void) {
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if (!this.listeners[event]) this.listeners[event] = [];
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this.listeners[event].push(fn);
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}
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// Helper to simulate a server event
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_emit(event: string, data: unknown) {
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for (const fn of this.listeners[event] || []) {
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fn({ data: JSON.stringify(data) });
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}
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}
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}
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const originalEventSource = globalThis.EventSource;
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beforeEach(() => {
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(globalThis as unknown as Record<string, unknown>).EventSource = MockEventSource;
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mockFetchAgentLogs.mockReset().mockResolvedValue([]);
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});
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afterEach(() => {
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(globalThis as unknown as Record<string, unknown>).EventSource = originalEventSource;
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});
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function getActiveConnections(): MockEventSource[] {
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// Get all MockEventSource instances that haven't been closed
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// We need to track this ourselves since the mock is recreated each time
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const allSources: MockEventSource[] = [];
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// Hook into the constructor to track instances
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const OriginalMock = MockEventSource;
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const instances: MockEventSource[] = [];
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// Override to capture instances
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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return instances;
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}
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describe("useMultiAgentLogs", () => {
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it("initializes with empty entries for all provided task IDs", () => {
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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expect(result.current["KB-001"]).toBeDefined();
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expect(result.current["KB-001"].entries).toEqual([]);
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expect(result.current["KB-001"].loading).toBe(true);
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expect(result.current["KB-002"]).toBeDefined();
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expect(result.current["KB-002"].entries).toEqual([]);
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expect(result.current["KB-002"].loading).toBe(true);
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});
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it("returns empty object when no task IDs provided", () => {
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const { result } = renderHook(() => useMultiAgentLogs([]));
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expect(Object.keys(result.current)).toHaveLength(0);
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});
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it("fetches historical logs for each task on mount", async () => {
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const logs1 = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-001", text: "log1", type: "text" as const },
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];
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const logs2 = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-002", text: "log2", type: "text" as const },
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];
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mockFetchAgentLogs.mockImplementation((taskId) => {
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if (taskId === "KB-001") return Promise.resolve(logs1);
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if (taskId === "KB-002") return Promise.resolve(logs2);
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return Promise.resolve([]);
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});
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toEqual(logs1);
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expect(result.current["KB-002"].entries).toEqual(logs2);
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});
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expect(mockFetchAgentLogs).toHaveBeenCalledWith("KB-001");
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expect(mockFetchAgentLogs).toHaveBeenCalledWith("KB-002");
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});
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it("opens SSE EventSource for each task ID", async () => {
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mockFetchAgentLogs.mockResolvedValue([]);
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const instances: MockEventSource[] = [];
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// Override to capture instances
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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await waitFor(() => {
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// Filter to unique URLs (Strict Mode may create duplicates)
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const urls = [...new Set(instances.map((es) => es.url))];
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expect(urls).toContain("/api/tasks/KB-001/logs/stream");
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expect(urls).toContain("/api/tasks/KB-002/logs/stream");
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});
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});
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it("merges live SSE events with historical entries", async () => {
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const historical = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-001", text: "old", type: "text" as const },
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];
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// Use mockResolvedValue (not Once) to handle Strict Mode double-run
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mockFetchAgentLogs.mockResolvedValue(historical);
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001"]));
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(1);
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});
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const es = instances.find((e) => e.url.includes("KB-001"));
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expect(es).toBeDefined();
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act(() => {
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es!._emit("agent:log", {
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timestamp: "2026-01-01T00:01:00Z",
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taskId: "KB-001",
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text: "new",
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type: "text",
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});
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});
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(2);
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});
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expect(result.current["KB-001"].entries[1].text).toBe("new");
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});
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it("closes all SSE connections on unmount (memory leak prevention)", async () => {
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mockFetchAgentLogs.mockResolvedValue([]);
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { unmount } = renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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// Wait for connections to be established
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await waitFor(() => {
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expect(instances.length).toBeGreaterThanOrEqual(2);
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});
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// Get unique instances by URL (handling Strict Mode duplicates)
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const uniqueByUrl = new Map<string, MockEventSource>();
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for (const es of instances) {
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if (!uniqueByUrl.has(es.url) || !es.close.mock?.calls?.length) {
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uniqueByUrl.set(es.url, es);
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}
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}
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const finalInstances = Array.from(uniqueByUrl.values());
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unmount();
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// Verify all final connections are closed
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for (const es of finalInstances) {
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expect(es.close).toHaveBeenCalled();
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}
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});
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it("closes specific connection when task ID removed from array", async () => {
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mockFetchAgentLogs.mockResolvedValue([]);
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { rerender } = renderHook(
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({ taskIds }: { taskIds: string[] }) => useMultiAgentLogs(taskIds),
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{ initialProps: { taskIds: ["KB-001", "KB-002"] } },
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);
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await waitFor(() => {
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expect(instances.length).toBeGreaterThanOrEqual(2);
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});
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// Get the last connection for each URL
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const getConnection = (taskId: string) => {
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const url = `/api/tasks/${taskId}/logs/stream`;
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const matching = instances.filter((e) => e.url === url);
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return matching[matching.length - 1];
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};
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const es1 = getConnection("KB-001");
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const es2 = getConnection("KB-002");
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rerender({ taskIds: ["KB-001"] });
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await waitFor(() => {
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expect(es2.close).toHaveBeenCalled();
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});
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expect(es1.close).not.toHaveBeenCalled();
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});
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it("opens new connection when task ID added to array", async () => {
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mockFetchAgentLogs.mockResolvedValue([]);
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { rerender } = renderHook(
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({ taskIds }: { taskIds: string[] }) => useMultiAgentLogs(taskIds),
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{ initialProps: { taskIds: ["KB-001"] } },
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);
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await waitFor(() => {
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expect(instances.length).toBeGreaterThanOrEqual(1);
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});
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rerender({ taskIds: ["KB-001", "KB-002"] });
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await waitFor(() => {
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const urls = [...new Set(instances.map((es) => es.url))];
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expect(urls).toContain("/api/tasks/KB-002/logs/stream");
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});
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});
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it("provides per-task clear function that resets entries", async () => {
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const logs = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-001", text: "log1", type: "text" as const },
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{ timestamp: "2026-01-01T00:01:00Z", taskId: "KB-001", text: "log2", type: "text" as const },
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];
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// Use mockResolvedValue (not Once) to handle Strict Mode double-run
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mockFetchAgentLogs.mockResolvedValue(logs);
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(2);
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});
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// Clear only KB-001
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act(() => {
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result.current["KB-001"].clear();
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});
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(0);
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});
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});
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it("handles errors gracefully when fetching historical logs", async () => {
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mockFetchAgentLogs.mockRejectedValue(new Error("Network error"));
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001"]));
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await waitFor(() => {
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expect(result.current["KB-001"].loading).toBe(false);
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});
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expect(result.current["KB-001"].entries).toEqual([]);
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});
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it("only opens one connection per task ID (no duplicates)", async () => {
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mockFetchAgentLogs.mockResolvedValue([]);
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { rerender } = renderHook(
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({ taskIds }: { taskIds: string[] }) => useMultiAgentLogs(taskIds),
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{ initialProps: { taskIds: ["KB-001"] } },
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);
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await waitFor(() => {
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expect(instances.length).toBeGreaterThanOrEqual(1);
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});
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const initialCount = instances.length;
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// Re-render with same task ID (should not create new connection)
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rerender({ taskIds: ["KB-001"] });
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// Wait a bit
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await new Promise((resolve) => setTimeout(resolve, 50));
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// In strict mode, we may have more instances due to double-run,
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// but the active (non-closed) connections should remain stable
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const activeConnections = instances.filter((es) => !es.close.mock?.calls?.length);
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expect(activeConnections.length).toBeLessThanOrEqual(initialCount);
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});
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it("handles SSE events for multiple tasks independently", async () => {
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const logs1 = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-001", text: "task1-old", type: "text" as const },
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];
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const logs2 = [
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{ timestamp: "2026-01-01T00:00:00Z", taskId: "KB-002", text: "task2-old", type: "text" as const },
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];
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mockFetchAgentLogs.mockImplementation((taskId) => {
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if (taskId === "KB-001") return Promise.resolve(logs1);
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if (taskId === "KB-002") return Promise.resolve(logs2);
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return Promise.resolve([]);
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});
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const instances: MockEventSource[] = [];
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(globalThis as unknown as Record<string, unknown>).EventSource = class extends MockEventSource {
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constructor(url: string) {
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super(url);
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instances.push(this);
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}
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};
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const { result } = renderHook(() => useMultiAgentLogs(["KB-001", "KB-002"]));
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(1);
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expect(result.current["KB-002"].entries).toHaveLength(1);
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});
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// Get the last connection for each URL
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const getConnection = (taskId: string) => {
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const url = `/api/tasks/${taskId}/logs/stream`;
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const matching = instances.filter((e) => e.url === url);
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return matching[matching.length - 1];
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};
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const es1 = getConnection("KB-001");
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const es2 = getConnection("KB-002");
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expect(es1).toBeDefined();
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expect(es2).toBeDefined();
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act(() => {
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es1._emit("agent:log", {
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timestamp: "2026-01-01T00:01:00Z",
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taskId: "KB-001",
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text: "task1-new",
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type: "text",
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});
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});
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(2);
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expect(result.current["KB-002"].entries).toHaveLength(1);
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});
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act(() => {
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es2._emit("agent:log", {
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timestamp: "2026-01-01T00:01:00Z",
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taskId: "KB-002",
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text: "task2-new",
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type: "text",
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});
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});
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await waitFor(() => {
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expect(result.current["KB-001"].entries).toHaveLength(2);
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expect(result.current["KB-002"].entries).toHaveLength(2);
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});
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expect(result.current["KB-001"].entries[1].text).toBe("task1-new");
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expect(result.current["KB-002"].entries[1].text).toBe("task2-new");
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});
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});
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