import { expect, test } from "@playwright/test";

test.describe("@phase3 multi-tab visual acceptance", () => {
  test("P3MV-01 fencing indicator styling", async ({ page }) => {
    await page.goto("/");
    // Fencing indicator should be visible when multiple tabs
    const indicator = page.locator(".fencing-indicator, .controller-badge");
    const count = await indicator.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });

  test("P3MV-02 read-only mode visual feedback", async ({ page }) => {
    await page.goto("/");
    // Read-only banner/indicator styling
    const readOnly = page.locator(".read-only-banner, .observer-mode");
    const count = await readOnly.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });

  test("P3MV-03 takeover button styling", async ({ page }) => {
    await page.goto("/");
    // Takeover request button
    const takeoverBtn = page.locator('.takeover-btn, [data-action="takeover"]');
    const count = await takeoverBtn.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });

  test("P3MV-04 tab status indicator", async ({ page }) => {
    await page.goto("/");
    // Tab status (writer/observer) indicator
    const tabStatus = page.locator(".tab-status, .fencing-state");
    const count = await tabStatus.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });

  test("P3MV-05 conflict warning styling", async ({ page }) => {
    await page.goto("/");
    // Conflict warning should be prominent
    const warning = page.locator(".conflict-warning, .concurrency-alert");
    const count = await warning.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });

  test("P3MV-06 heartbeat indicator", async ({ page }) => {
    await page.goto("/");
    // Heartbeat status indicator
    const heartbeat = page.locator(".heartbeat-indicator, .connection-pulse");
    const count = await heartbeat.count();
    expect(count).toBeGreaterThanOrEqual(0);
  });
});
