feat(web/m7-352): PlaylistPlaceholderCard with 4 state variants

2026-05-04 18:31:42 -04:00
parent 886903ae27
commit b8bb1c1fa7
2 changed files with 74 additions and 0 deletions
@@ -0,0 +1,34 @@
+import { describe, test, expect } from 'vitest';
+import { render, screen } from '@testing-library/svelte';
+import PlaylistPlaceholderCard from './PlaylistPlaceholderCard.svelte';
+
+describe('PlaylistPlaceholderCard', () => {
+  test('renders label', () => {
+    render(PlaylistPlaceholderCard, { props: { label: 'For You', variant: 'pending' } });
+    expect(screen.getByText('For You')).toBeInTheDocument();
+  });
+
+  test('building variant shows building copy and pulses', () => {
+    const { container } = render(PlaylistPlaceholderCard, { props: { label: 'For You', variant: 'building' } });
+    expect(screen.getByText(/Building your daily mix/i)).toBeInTheDocument();
+    const cover = container.querySelector('[data-variant="building"] .aspect-square');
+    expect(cover?.className).toMatch(/animate-pulse/);
+  });
+
+  test('failed variant shows failure copy and does NOT pulse', () => {
+    const { container } = render(PlaylistPlaceholderCard, { props: { label: 'For You', variant: 'failed' } });
+    expect(screen.getByText(/Couldn't build this mix/i)).toBeInTheDocument();
+    const cover = container.querySelector('[data-variant="failed"] .aspect-square');
+    expect(cover?.className).not.toMatch(/animate-pulse/);
+  });
+
+  test('seed-needed variant shows variety copy', () => {
+    render(PlaylistPlaceholderCard, { props: { label: 'Songs like…', variant: 'seed-needed' } });
+    expect(screen.getByText(/Listen to more variety/i)).toBeInTheDocument();
+  });
+
+  test('pending variant (default) shows the within-24h copy', () => {
+    render(PlaylistPlaceholderCard, { props: { label: 'For You' } });
+    expect(screen.getByText(/within 24h/i)).toBeInTheDocument();
+  });
+});