Fix tests (oh my)

Author: mondoreale

src/shared/test/components/Nav/nav.test.tsx

@@ -4,6 +4,17 @@ import { render, RenderResult, screen } from '@testing-library/react'
 import Nav from '~/components/Nav'
 import { useWalletAccount, useEns } from '~/shared/stores/wallet'
 
+/**
+ * Jest, even when using the `jsdom` environment, does not respect the `browser` field
+ * or `exports.*.browser` overrides in `package.json`. This means that Node-specific files
+ * from `@streamr/*` are not automatically swapped for their browser-friendly alternatives.
+ *
+ * To ensure the correct files are used in tests, the following mapping is required.
+ */
+jest.mock('@streamr/dht/dist/src/connection/webrtc/NodeWebrtcConnection', () =>
+    require('@streamr/dht/dist/src/connection/webrtc/BrowserWebrtcConnection'),
+)
+
 jest.mock('~/shared/stores/wallet', () => ({
     __esModule: true,
     useWalletAccount: jest.fn(),