26 lines
862 B
TypeScript
26 lines
862 B
TypeScript
import { describe, it, expect } from 'vitest';
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import { render, screen } from '@testing-library/react';
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import { MessagingProvider, useAdapter } from './provider';
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import { MockAdapter } from './adapters/mock';
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function ShowActor() {
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const adapter = useAdapter();
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return <span>{adapter.currentActorId()}</span>;
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}
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describe('MessagingProvider', () => {
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it('supplies the injected adapter to descendants', () => {
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render(
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<MessagingProvider adapter={new MockAdapter()}>
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<ShowActor />
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</MessagingProvider>,
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);
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expect(screen.getByText('me')).toBeDefined();
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});
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it('throws a helpful error when a hook is used outside the provider', () => {
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// React logs the error boundary trace; that noise is expected.
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expect(() => render(<ShowActor />)).toThrow(/useAdapter must be used within a <MessagingProvider>/);
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});
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});
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