TASKS-1823 WebManager module

apps/web/tests/site-url.test.ts

@@ -0,0 +1,37 @@
+import { afterEach, describe, expect, it, vi } from 'vitest';
+import { siteUrl } from '#web-runtime/lib/site-url';
+
+afterEach(() => {
+  vi.unstubAllEnvs();
+  vi.restoreAllMocks();
+});
+
+describe('siteUrl', () => {
+  it('uses SITE_URL, trimming stray whitespace', () => {
+    vi.stubEnv('SITE_URL', '  https://crux.example.com  ');
+
+    expect(siteUrl().origin).toBe('https://crux.example.com');
+  });
+
+  it('falls back to localhost for local development', () => {
+    vi.stubEnv('SITE_URL', '');
+    vi.stubEnv('NODE_ENV', 'development');
+
+    expect(siteUrl().origin).toBe('http://localhost:3000');
+  });
+
+  it('complains loudly when a production build has none, since the symptom is silent', () => {
+    const error = vi.spyOn(console, 'error').mockImplementation(() => {});
+    vi.stubEnv('SITE_URL', '');
+    vi.stubEnv('NODE_ENV', 'production');
+
+    expect(siteUrl().origin).toBe('http://localhost:3000');
+    expect(error).toHaveBeenCalledOnce();
+  });
+
+  it('throws on a malformed SITE_URL rather than building wrong canonicals', () => {
+    vi.stubEnv('SITE_URL', 'crux.example.com');
+
+    expect(() => siteUrl()).toThrow();
+  });
+});