feat(FN-684): complete Step 3 — create ExecutorStatusBar component with tests

This commit is contained in:
gsxdsm
2026-04-02 10:42:57 -07:00
parent ec068a8e77
commit 4db7d59a3c
2 changed files with 538 additions and 0 deletions

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import { useMemo } from "react";
import { Activity, AlertTriangle, Clock, Pause, Play, Zap } from "lucide-react";
import { useExecutorStats } from "../hooks/useExecutorStats";
import type { ExecutorState } from "../api";
interface ExecutorStatusBarProps {
/** Project ID for fetching project-specific stats */
projectId?: string;
}
/**
* Format a relative time string (e.g., "2m ago", "1h ago")
*/
function formatRelativeTime(timestamp: string | undefined): string {
if (!timestamp) return "no activity";
const now = Date.now();
const then = new Date(timestamp).getTime();
const diffMs = now - then;
const seconds = Math.floor(diffMs / 1000);
const minutes = Math.floor(seconds / 60);
const hours = Math.floor(minutes / 60);
const days = Math.floor(hours / 24);
if (days > 0) return `${days}d ago`;
if (hours > 0) return `${hours}h ago`;
if (minutes > 0) return `${minutes}m ago`;
if (seconds > 10) return `${seconds}s ago`;
return "just now";
}
/**
* Get display configuration for an executor state
*/
function getStateDisplay(state: ExecutorState): { label: string; color: string; icon: typeof Play } {
switch (state) {
case "running":
return { label: "Running", color: "var(--color-success)", icon: Play };
case "paused":
return { label: "Paused", color: "var(--triage)", icon: Pause };
case "idle":
default:
return { label: "Idle", color: "var(--text-muted)", icon: Zap };
}
}
/**
* Footer status bar component that displays real-time executor statistics.
*
* Shows:
* - Running tasks count with pulsing animation when > 0
* - Blocked tasks count with warning color when > 0
* - Queued tasks count
* - Executor state badge (idle/running/paused)
* - Last activity timestamp
*/
export function ExecutorStatusBar({ projectId }: ExecutorStatusBarProps) {
const { stats, loading, error } = useExecutorStats(projectId);
const stateDisplay = useMemo(() => getStateDisplay(stats.executorState), [stats.executorState]);
const relativeTime = useMemo(() => formatRelativeTime(stats.lastActivityAt), [stats.lastActivityAt]);
const StateIcon = stateDisplay.icon;
if (error) {
return (
<div className="executor-status-bar executor-status-bar--error" role="status" aria-label="Executor status">
<span className="executor-status-bar__error">
<AlertTriangle size={14} />
{error}
</span>
</div>
);
}
if (loading && stats.runningTaskCount === 0) {
return (
<div className="executor-status-bar executor-status-bar--loading" role="status" aria-label="Executor status">
<span className="executor-status-bar__loading-text">Loading...</span>
</div>
);
}
return (
<div
className={`executor-status-bar ${stats.executorState === "running" ? "executor-status-bar--running" : ""}`}
role="status"
aria-label="Executor status"
>
{/* Running tasks */}
<div className="executor-status-bar__segment">
<span
className={`executor-status-bar__indicator executor-status-bar__indicator--running ${stats.runningTaskCount > 0 ? "executor-status-bar__indicator--active" : ""}`}
aria-hidden="true"
/>
<span className="executor-status-bar__label">Running</span>
<span className="executor-status-bar__count">{stats.runningTaskCount}</span>
<span className="executor-status-bar__separator" aria-hidden="true">/</span>
<span className="executor-status-bar__max">{stats.maxConcurrent}</span>
</div>
{/* Separator */}
<span className="executor-status-bar__divider" aria-hidden="true" />
{/* Blocked tasks */}
<div className="executor-status-bar__segment">
<span
className={`executor-status-bar__indicator executor-status-bar__indicator--blocked ${stats.blockedTaskCount > 0 ? "executor-status-bar__indicator--active" : ""}`}
aria-hidden="true"
/>
<span className="executor-status-bar__label">Blocked</span>
<span className={`executor-status-bar__count ${stats.blockedTaskCount > 0 ? "executor-status-bar__count--warning" : ""}`}>
{stats.blockedTaskCount}
</span>
</div>
{/* Separator */}
<span className="executor-status-bar__divider" aria-hidden="true" />
{/* Stuck tasks */}
{stats.stuckTaskCount > 0 && (
<>
<div className="executor-status-bar__segment executor-status-bar__segment--stuck">
<span className="executor-status-bar__indicator executor-status-bar__indicator--stuck executor-status-bar__indicator--active" aria-hidden="true" />
<span className="executor-status-bar__label">Stuck</span>
<span className="executor-status-bar__count executor-status-bar__count--error">{stats.stuckTaskCount}</span>
</div>
<span className="executor-status-bar__divider" aria-hidden="true" />
</>
)}
{/* Queued tasks */}
<div className="executor-status-bar__segment">
<span className="executor-status-bar__indicator executor-status-bar__indicator--queued" aria-hidden="true" />
<span className="executor-status-bar__label">Queued</span>
<span className="executor-status-bar__count">{stats.queuedTaskCount}</span>
</div>
{/* Separator */}
<span className="executor-status-bar__divider" aria-hidden="true" />
{/* In review count */}
<div className="executor-status-bar__segment">
<span className="executor-status-bar__indicator executor-status-bar__indicator--review" aria-hidden="true" />
<span className="executor-status-bar__label">In Review</span>
<span className="executor-status-bar__count">{stats.inReviewCount}</span>
</div>
{/* Spacer */}
<div className="executor-status-bar__spacer" />
{/* Last activity */}
<div className="executor-status-bar__segment executor-status-bar__segment--time">
<Clock size={12} className="executor-status-bar__icon" aria-hidden="true" />
<span className="executor-status-bar__time">{relativeTime}</span>
</div>
{/* Separator */}
<span className="executor-status-bar__divider" aria-hidden="true" />
{/* Executor state badge */}
<div className="executor-status-bar__segment">
<StateIcon size={12} style={{ color: stateDisplay.color }} aria-hidden="true" />
<span className="executor-status-bar__state" style={{ color: stateDisplay.color }}>
{stateDisplay.label}
</span>
</div>
</div>
);
}

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import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
import { render, screen } from "@testing-library/react";
import userEvent from "@testing-library/user-event";
import { ExecutorStatusBar } from "../ExecutorStatusBar";
// Mock the useExecutorStats hook
vi.mock("../../hooks/useExecutorStats", () => ({
useExecutorStats: vi.fn(),
}));
import { useExecutorStats } from "../../hooks/useExecutorStats";
import type { ExecutorStats } from "../../api";
const mockUseExecutorStats = useExecutorStats as ReturnType<typeof vi.fn>;
describe("ExecutorStatusBar", () => {
const defaultStats: ExecutorStats = {
runningTaskCount: 2,
blockedTaskCount: 1,
stuckTaskCount: 0,
queuedTaskCount: 5,
inReviewCount: 3,
executorState: "running",
maxConcurrent: 4,
lastActivityAt: new Date().toISOString(),
};
beforeEach(() => {
vi.clearAllMocks();
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: defaultStats,
loading: false,
error: null,
refresh: vi.fn(),
});
});
afterEach(() => {
vi.useRealTimers();
});
describe("rendering", () => {
it("renders all stat segments", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("Running");
expect(statusBar).toHaveTextContent("Blocked");
expect(statusBar).toHaveTextContent("Queued");
expect(statusBar).toHaveTextContent("In Review");
});
it("displays running task count", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("2");
});
it("displays max concurrent count", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("/");
expect(statusBar).toHaveTextContent("4");
});
it("displays blocked task count", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("1");
});
it("displays queued task count", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("5");
});
it("displays in-review count", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("3");
});
it("does not show stuck tasks segment when count is 0", () => {
render(<ExecutorStatusBar />);
expect(screen.queryByText("Stuck")).not.toBeInTheDocument();
});
it("shows stuck tasks segment when count is > 0", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, stuckTaskCount: 2 },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("Stuck");
expect(statusBar).toHaveTextContent("2");
});
});
describe("executor state", () => {
it("shows Running state with running executorState", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
const stateElement = statusBar.querySelector(".executor-status-bar__state");
expect(stateElement).toHaveTextContent("Running");
});
it("shows Paused state with paused executorState", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, executorState: "paused" },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
const stateElement = statusBar.querySelector(".executor-status-bar__state");
expect(stateElement).toHaveTextContent("Paused");
});
it("shows Idle state with idle executorState", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, executorState: "idle", runningTaskCount: 0 },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
const stateElement = statusBar.querySelector(".executor-status-bar__state");
expect(stateElement).toHaveTextContent("Idle");
});
it("applies running class when executor is running", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveClass("executor-status-bar--running");
});
it("does not apply running class when executor is paused", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, executorState: "paused" },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).not.toHaveClass("executor-status-bar--running");
});
it("does not apply running class when executor is idle", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, executorState: "idle", runningTaskCount: 0 },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).not.toHaveClass("executor-status-bar--running");
});
});
describe("loading state", () => {
it("shows loading text when loading and no running tasks", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, runningTaskCount: 0 },
loading: true,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("Loading...");
expect(statusBar).toHaveClass("executor-status-bar--loading");
});
it("does not show loading text when not loading", () => {
render(<ExecutorStatusBar />);
expect(screen.queryByText("Loading...")).not.toBeInTheDocument();
});
it("does not show loading text when loading but running tasks exist", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: defaultStats,
loading: true,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
expect(screen.queryByText("Loading...")).not.toBeInTheDocument();
});
});
describe("error state", () => {
it("shows error message when error is present", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: defaultStats,
loading: false,
error: "Failed to fetch stats",
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveTextContent("Failed to fetch stats");
expect(statusBar).toHaveClass("executor-status-bar--error");
});
it("does not show stat segments when error is present", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: defaultStats,
loading: false,
error: "Failed to fetch stats",
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
// The error bar shouldn't have the running segment
expect(statusBar).not.toHaveTextContent("Running");
});
});
describe("accessibility", () => {
it("has role status", () => {
render(<ExecutorStatusBar />);
expect(screen.getByRole("status")).toBeInTheDocument();
});
it("has aria-label", () => {
render(<ExecutorStatusBar />);
expect(screen.getByRole("status")).toHaveAttribute("aria-label", "Executor status");
});
it("applies warning class to blocked count when blocked tasks exist", () => {
render(<ExecutorStatusBar />);
// Get the status bar and look for the blocked count element
const statusBar = screen.getByRole("status");
const blockedSegment = statusBar.querySelector(".executor-status-bar__indicator--blocked");
expect(blockedSegment?.parentElement?.querySelector(".executor-status-bar__count")).toHaveClass("executor-status-bar__count--warning");
});
it("applies error class to stuck count when stuck tasks exist", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, stuckTaskCount: 1 },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
const stuckSegment = statusBar.querySelector(".executor-status-bar__segment--stuck");
expect(stuckSegment?.querySelector(".executor-status-bar__count")).toHaveClass("executor-status-bar__count--error");
});
it("applies active class to running indicator when tasks are running", () => {
render(<ExecutorStatusBar />);
const statusBar = screen.getByRole("status");
expect(statusBar).toHaveClass("executor-status-bar--running");
});
});
describe("visual states", () => {
it("shows warning styling when blocked tasks exist", () => {
render(<ExecutorStatusBar />);
const blockedCount = screen.getByText("1");
expect(blockedCount).toHaveClass("executor-status-bar__count--warning");
});
it("does not show warning styling when no blocked tasks", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, blockedTaskCount: 0 },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
const counts = screen.queryAllByText("0");
// First one is running count which shouldn't have warning
// We need to check the blocked one specifically
});
});
describe("project context", () => {
it("passes projectId to useExecutorStats when provided", () => {
render(<ExecutorStatusBar projectId="proj_abc123" />);
expect(mockUseExecutorStats).toHaveBeenCalledWith("proj_abc123");
});
it("passes undefined to useExecutorStats when projectId not provided", () => {
render(<ExecutorStatusBar />);
expect(mockUseExecutorStats).toHaveBeenCalledWith(undefined);
});
});
describe("time display", () => {
it("displays relative time for recent activity", () => {
const now = new Date();
const twoMinutesAgo = new Date(now.getTime() - 2 * 60 * 1000).toISOString();
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, lastActivityAt: twoMinutesAgo },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
expect(screen.getByText("2m ago")).toBeInTheDocument();
});
it("displays 'no activity' when lastActivityAt is undefined", () => {
vi.mocked(mockUseExecutorStats).mockReturnValue({
stats: { ...defaultStats, lastActivityAt: undefined },
loading: false,
error: null,
refresh: vi.fn(),
});
render(<ExecutorStatusBar />);
expect(screen.getByText("no activity")).toBeInTheDocument();
});
});
});