Keep executor footer stats stable through a one-off suspension-like fetch blip. - Debounce transient executor stats failures after a successful poll while retaining last-good stats. - Preserve explicit error reporting for first-load, non-transient, and sustained failures. - Cover desktop and mobile footer behavior plus hook retry and visibility-resume cases. - Document the footer behavior and add a patch changeset for the published CLI package. Files changed: .changeset/fn-7116-footer-connecting-flash.md | 7 ++ docs/dashboard-guide.md | 2 + .../__tests__/ExecutorStatusBar.test.tsx | 24 +++- .../app/hooks/__tests__/useExecutorStats.test.ts | 132 ++++++++++++++++++++- packages/dashboard/app/hooks/useExecutorStats.ts | 24 +++- 5 files changed, 179 insertions(+), 10 deletions(-) Fusion-Task-Id: FN-7116 Fusion-Task-Lineage: 617b91a3-3d7c-42f1-8a44-ba3245eaf0dc Co-authored-by: Fusion (runfusion.ai) <noreply@runfusion.ai>
726 lines
23 KiB
TypeScript
726 lines
23 KiB
TypeScript
import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
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import { renderHook, act, fireEvent } from "@testing-library/react";
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import { useExecutorStats } from "../useExecutorStats";
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import * as apiModule from "../../api";
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import type { Task } from "@fusion/core";
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// Mock the API module
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vi.mock("../../api", async () => {
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const actual = await vi.importActual("../../api");
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return {
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...actual,
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fetchExecutorStats: vi.fn(),
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};
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});
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describe("useExecutorStats", () => {
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const mockFetchExecutorStats = apiModule.fetchExecutorStats as ReturnType<typeof vi.fn>;
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beforeEach(() => {
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vi.clearAllMocks();
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vi.useFakeTimers();
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Object.defineProperty(document, "visibilityState", {
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configurable: true,
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get: () => "visible",
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});
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: false,
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enginePaused: false,
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maxConcurrent: 4,
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lastActivityAt: "2026-04-01T12:00:00.000Z",
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});
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});
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afterEach(() => {
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vi.useRealTimers();
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});
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describe("initial state", () => {
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it("returns initial stats with zero counts when tasks array is empty", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.runningTaskCount).toBe(0);
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expect(result.current.stats.blockedTaskCount).toBe(0);
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expect(result.current.stats.stuckTaskCount).toBe(0);
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expect(result.current.stats.queuedTaskCount).toBe(0);
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expect(result.current.stats.inReviewCount).toBe(0);
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});
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it("uses maxConcurrent from API", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.maxConcurrent).toBe(4);
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});
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it("uses lastActivityAt from API", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.lastActivityAt).toBe("2026-04-01T12:00:00.000Z");
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});
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});
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describe("task count derivations", () => {
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it("counts tasks in in-progress column as runningTaskCount", async () => {
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const tasks: Task[] = [
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createMockTask("FN-001", "in-progress"),
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createMockTask("FN-002", "in-progress"),
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createMockTask("FN-003", "in-progress"),
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.runningTaskCount).toBe(3);
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});
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it("counts tasks in todo column as queuedTaskCount", async () => {
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const tasks: Task[] = [
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createMockTask("FN-001", "todo"),
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createMockTask("FN-002", "todo"),
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.queuedTaskCount).toBe(2);
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});
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it("counts tasks in in-review column as inReviewCount", async () => {
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const tasks: Task[] = [
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createMockTask("FN-001", "in-review"),
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createMockTask("FN-002", "in-review"),
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createMockTask("FN-003", "in-review"),
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.inReviewCount).toBe(3);
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});
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it("counts tasks with blockedBy set as blockedTaskCount", async () => {
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "todo"), blockedBy: "FN-000" },
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{ ...createMockTask("FN-002", "todo") }, // no blockedBy
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{ ...createMockTask("FN-003", "todo"), blockedBy: "FN-002" },
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.blockedTaskCount).toBe(2);
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});
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it("does not count tasks without blockedBy as blocked", async () => {
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const tasks: Task[] = [
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createMockTask("FN-001", "todo"),
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createMockTask("FN-002", "todo"),
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createMockTask("FN-003", "todo"),
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.blockedTaskCount).toBe(0);
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});
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it("does not count tasks with empty blockedBy string as blocked", async () => {
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "todo"), blockedBy: "" },
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{ ...createMockTask("FN-002", "todo"), blockedBy: "" },
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];
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.blockedTaskCount).toBe(0);
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});
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});
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describe("stuck task detection", () => {
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it("detects tasks in in-progress with no activity beyond threshold as stuck", async () => {
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// Set updatedAt to 11 minutes ago
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const elevenMinutesAgo = new Date(Date.now() - 11 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress"), updatedAt: elevenMinutesAgo },
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{ ...createMockTask("FN-002", "in-progress") }, // just updated
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];
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// Pass 10-minute (600000ms) threshold
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const { result } = renderHook(() => useExecutorStats(tasks, undefined, 600000));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(1);
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});
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it("returns 0 stuck tasks when taskStuckTimeoutMs is undefined (disabled)", async () => {
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const elevenMinutesAgo = new Date(Date.now() - 11 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress"), updatedAt: elevenMinutesAgo },
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];
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// No threshold = stuck detection disabled
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(0);
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});
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it("does not count non-in-progress tasks as stuck even if old", async () => {
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// Set updatedAt to 11 minutes ago for a todo task
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const elevenMinutesAgo = new Date(Date.now() - 11 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "todo"), updatedAt: elevenMinutesAgo },
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];
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const { result } = renderHook(() => useExecutorStats(tasks, undefined, 600000));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(0);
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});
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it("does not count recent in-progress tasks as stuck", async () => {
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// Set updatedAt to 5 minutes ago — below the 10-minute threshold
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const fiveMinutesAgo = new Date(Date.now() - 5 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress"), updatedAt: fiveMinutesAgo },
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];
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const { result } = renderHook(() => useExecutorStats(tasks, undefined, 600000));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(0);
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});
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it("respects custom threshold values", async () => {
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// Set updatedAt to 3 minutes ago
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const threeMinutesAgo = new Date(Date.now() - 3 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress"), updatedAt: threeMinutesAgo },
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];
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// With a 2-minute threshold, it should be stuck
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const { result } = renderHook(() => useExecutorStats(tasks, undefined, 120000));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(1);
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});
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it("returns 0 when taskStuckTimeoutMs is 0", async () => {
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const elevenMinutesAgo = new Date(Date.now() - 11 * 60 * 1000).toISOString();
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const tasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress"), updatedAt: elevenMinutesAgo },
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];
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const { result } = renderHook(() => useExecutorStats(tasks, undefined, 0));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.stuckTaskCount).toBe(0);
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});
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});
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describe("executor state derivation", () => {
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it("returns 'stopped' when globalPause is true", async () => {
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: true,
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enginePaused: false,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.executorState).toBe("stopped");
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});
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it("returns 'stopped' when globalPause is true even with running tasks", async () => {
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const tasks: Task[] = [createMockTask("FN-001", "in-progress")];
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: true,
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enginePaused: false,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.runningTaskCount).toBe(1);
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expect(result.current.stats.executorState).toBe("stopped");
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});
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it("returns 'idle' when enginePaused is true and runningTaskCount is 0", async () => {
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: false,
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enginePaused: true,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.executorState).toBe("idle");
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});
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it("returns 'paused' when enginePaused is true and runningTaskCount > 0", async () => {
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const tasks: Task[] = [createMockTask("FN-001", "in-progress")];
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: false,
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enginePaused: true,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.executorState).toBe("paused");
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});
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it("returns 'running' when globalPause is false, enginePaused is false, and runningTaskCount > 0", async () => {
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const tasks: Task[] = [createMockTask("FN-001", "in-progress")];
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: false,
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enginePaused: false,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats(tasks));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.executorState).toBe("running");
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});
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it("returns 'idle' when no tasks are running and not paused", async () => {
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mockFetchExecutorStats.mockResolvedValue({
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globalPause: false,
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enginePaused: false,
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maxConcurrent: 4,
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});
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.executorState).toBe("idle");
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});
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});
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describe("project context", () => {
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it("passes projectId to fetchExecutorStats when provided", async () => {
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renderHook(() => useExecutorStats([], "proj_abc123"));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(mockFetchExecutorStats).toHaveBeenCalledWith("proj_abc123");
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});
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it("passes undefined to fetchExecutorStats when projectId is not provided", async () => {
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renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(mockFetchExecutorStats).toHaveBeenCalledWith(undefined);
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});
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});
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describe("reactive task updates", () => {
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it("reflects new task counts when tasks change", async () => {
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const initialTasks: Task[] = [
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createMockTask("FN-001", "todo"),
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];
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const { result, rerender } = renderHook(
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({ tasks }) => useExecutorStats(tasks),
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{ initialProps: { tasks: initialTasks } }
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);
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.queuedTaskCount).toBe(1);
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expect(result.current.stats.runningTaskCount).toBe(0);
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// Simulate task moving from todo to in-progress
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const updatedTasks: Task[] = [
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{ ...createMockTask("FN-001", "in-progress") },
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createMockTask("FN-002", "todo"),
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];
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rerender({ tasks: updatedTasks });
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expect(result.current.stats.queuedTaskCount).toBe(1);
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expect(result.current.stats.runningTaskCount).toBe(1);
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});
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});
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describe("refresh function", () => {
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it("manually refreshes stats", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.stats.maxConcurrent).toBe(4);
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// Update mock to return new data
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mockFetchExecutorStats.mockResolvedValueOnce({
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globalPause: true,
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enginePaused: false,
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maxConcurrent: 8,
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});
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await act(async () => {
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await result.current.refresh();
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});
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expect(mockFetchExecutorStats).toHaveBeenCalled();
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expect(result.current.stats.maxConcurrent).toBe(8);
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});
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});
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describe("error handling", () => {
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it("sets error state when API call fails", async () => {
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mockFetchExecutorStats.mockRejectedValue(new Error("Request failed: 500"));
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.error).toBe("Request failed: 500");
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});
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it("clears error on successful refresh", async () => {
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mockFetchExecutorStats.mockRejectedValueOnce(new Error("Request failed: 500"));
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.error).toBe("Request failed: 500");
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mockFetchExecutorStats.mockResolvedValueOnce({
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globalPause: false,
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enginePaused: false,
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maxConcurrent: 4,
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});
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await act(async () => {
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await result.current.refresh();
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});
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expect(result.current.error).toBeNull();
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});
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it("surfaces a first-ever transient fetch failure when no last-good stats exist", async () => {
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mockFetchExecutorStats.mockRejectedValueOnce(new Error("Load failed"));
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.error).toBe("Load failed");
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});
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it("suppresses a single transient failure after a prior success and keeps last-good stats", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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await act(async () => {
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await vi.advanceTimersByTimeAsync(100);
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});
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expect(result.current.error).toBeNull();
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expect(result.current.stats.maxConcurrent).toBe(4);
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mockFetchExecutorStats.mockRejectedValueOnce(new Error("Load failed"));
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await act(async () => {
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await result.current.refresh();
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});
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expect(result.current.error).toBeNull();
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expect(result.current.stats.maxConcurrent).toBe(4);
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});
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it("surfaces sustained consecutive transient failures after the debounce threshold", async () => {
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const { result } = renderHook(() => useExecutorStats([]));
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|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Load failed"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
expect(result.current.error).toBeNull();
|
|
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Failed to fetch"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
|
|
expect(result.current.error).toBe("Failed to fetch");
|
|
});
|
|
|
|
it("resets the transient failure counter after a successful refresh", async () => {
|
|
const { result } = renderHook(() => useExecutorStats([]));
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Load failed"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
expect(result.current.error).toBeNull();
|
|
|
|
mockFetchExecutorStats.mockResolvedValueOnce({
|
|
globalPause: false,
|
|
enginePaused: false,
|
|
maxConcurrent: 6,
|
|
});
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
expect(result.current.error).toBeNull();
|
|
expect(result.current.stats.maxConcurrent).toBe(6);
|
|
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Failed to fetch"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
|
|
expect(result.current.error).toBeNull();
|
|
});
|
|
|
|
it("keeps visibility-resume suppression ahead of transient failure debounce", async () => {
|
|
const { result } = renderHook(() => useExecutorStats([]));
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
Object.defineProperty(document, "visibilityState", {
|
|
configurable: true,
|
|
get: () => "hidden",
|
|
});
|
|
act(() => {
|
|
fireEvent(document, new Event("visibilitychange"));
|
|
});
|
|
Object.defineProperty(document, "visibilityState", {
|
|
configurable: true,
|
|
get: () => "visible",
|
|
});
|
|
act(() => {
|
|
fireEvent(document, new Event("visibilitychange"));
|
|
});
|
|
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Load failed"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
mockFetchExecutorStats.mockRejectedValueOnce(new Error("Failed to fetch"));
|
|
await act(async () => {
|
|
await result.current.refresh();
|
|
});
|
|
|
|
expect(result.current.error).toBeNull();
|
|
});
|
|
});
|
|
|
|
describe("board-sync regression", () => {
|
|
it("derives counts from the same tasks array the board uses", async () => {
|
|
// Simulate a full board: 2 triage, 3 todo (1 blocked), 2 in-progress, 1 in-review, 4 done
|
|
const tasks: Task[] = [
|
|
createMockTask("FN-001", "triage"),
|
|
createMockTask("FN-002", "triage"),
|
|
createMockTask("FN-003", "todo"),
|
|
{ ...createMockTask("FN-004", "todo"), blockedBy: "FN-010" },
|
|
createMockTask("FN-005", "todo"),
|
|
createMockTask("FN-006", "in-progress"),
|
|
createMockTask("FN-007", "in-progress"),
|
|
createMockTask("FN-008", "in-review"),
|
|
createMockTask("FN-009", "done"),
|
|
createMockTask("FN-010", "done"),
|
|
createMockTask("FN-011", "done"),
|
|
createMockTask("FN-012", "done"),
|
|
];
|
|
|
|
const { result } = renderHook(() => useExecutorStats(tasks));
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
// These must match the column counts shown on the board
|
|
expect(result.current.stats.runningTaskCount).toBe(2); // in-progress
|
|
expect(result.current.stats.queuedTaskCount).toBe(3); // todo
|
|
expect(result.current.stats.inReviewCount).toBe(1); // in-review
|
|
expect(result.current.stats.blockedTaskCount).toBe(1); // blockedBy set
|
|
expect(result.current.stats.stuckTaskCount).toBe(0); // all recent
|
|
|
|
// Verify the executor state reflects running tasks
|
|
expect(result.current.stats.executorState).toBe("running");
|
|
});
|
|
|
|
it("does not count triage, done, or archived tasks in any footer metric", async () => {
|
|
const tasks: Task[] = [
|
|
createMockTask("FN-001", "triage"),
|
|
createMockTask("FN-002", "done"),
|
|
createMockTask("FN-003", "archived"),
|
|
];
|
|
|
|
const { result } = renderHook(() => useExecutorStats(tasks));
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
expect(result.current.stats.runningTaskCount).toBe(0);
|
|
expect(result.current.stats.queuedTaskCount).toBe(0);
|
|
expect(result.current.stats.inReviewCount).toBe(0);
|
|
expect(result.current.stats.blockedTaskCount).toBe(0);
|
|
expect(result.current.stats.stuckTaskCount).toBe(0);
|
|
});
|
|
|
|
it("updates counts immediately when tasks array reference changes", async () => {
|
|
const initialTasks: Task[] = [
|
|
createMockTask("FN-001", "todo"),
|
|
createMockTask("FN-002", "todo"),
|
|
];
|
|
|
|
const { result, rerender } = renderHook(
|
|
({ tasks }) => useExecutorStats(tasks),
|
|
{ initialProps: { tasks: initialTasks } },
|
|
);
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
expect(result.current.stats.queuedTaskCount).toBe(2);
|
|
|
|
// Move FN-001 to in-progress, add a new todo
|
|
const updatedTasks: Task[] = [
|
|
{ ...createMockTask("FN-001", "in-progress") },
|
|
createMockTask("FN-002", "todo"),
|
|
createMockTask("FN-003", "todo"),
|
|
];
|
|
|
|
rerender({ tasks: updatedTasks });
|
|
|
|
// Should reflect immediately without waiting for polling
|
|
expect(result.current.stats.queuedTaskCount).toBe(2);
|
|
expect(result.current.stats.runningTaskCount).toBe(1);
|
|
});
|
|
|
|
it("uses string blockedBy matching the real Task type", async () => {
|
|
// Regression: blockedBy is string | undefined, not string[]
|
|
const tasks: Task[] = [
|
|
{ ...createMockTask("FN-001", "todo"), blockedBy: "FN-099" }, // string, not array
|
|
{ ...createMockTask("FN-002", "in-progress"), blockedBy: "FN-098" },
|
|
{ ...createMockTask("FN-003", "todo") }, // no blockedBy
|
|
];
|
|
|
|
const { result } = renderHook(() => useExecutorStats(tasks));
|
|
|
|
await act(async () => {
|
|
await vi.advanceTimersByTimeAsync(100);
|
|
});
|
|
|
|
// Both FN-001 and FN-002 have blockedBy set
|
|
expect(result.current.stats.blockedTaskCount).toBe(2);
|
|
});
|
|
});
|
|
});
|
|
|
|
function createMockTask(id: string, column: Task["column"]): Task {
|
|
return {
|
|
id,
|
|
description: `Task ${id}`,
|
|
column,
|
|
dependencies: [],
|
|
steps: [],
|
|
currentStep: 0,
|
|
log: [],
|
|
createdAt: new Date().toISOString(),
|
|
updatedAt: new Date().toISOString(),
|
|
};
|
|
}
|