File size: 3,347 Bytes
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* @jest-environment node
*/
import React from 'react';
import {
InstantSearch,
InstantSearchSSRProvider,
Index,
useHits,
useRefinementList,
useSearchBox,
} from 'react-instantsearch-hooks';
import { createSearchClient } from '../../../../test/mock';
import { getServerState } from '../getServerState';
import type {
InstantSearchServerState,
InstantSearchProps,
UseRefinementListProps,
} from 'react-instantsearch-hooks';
type CreateTestEnvironmentProps = {
searchClient: InstantSearchProps['searchClient'];
initialUiState?: InstantSearchProps['initialUiState'];
};
function createTestEnvironment({
searchClient,
initialUiState = {
instant_search: {
query: 'iphone',
refinementList: {
brand: ['Apple'],
},
},
instant_search_price_asc: {
query: 'iphone',
refinementList: {
brand: ['Apple'],
},
},
},
}: CreateTestEnvironmentProps) {
function Search({ children }: { children?: React.ReactNode }) {
return (
<InstantSearch
searchClient={searchClient}
indexName="instant_search"
initialUiState={initialUiState}
>
{children}
<RefinementList attribute="brand" />
<SearchBox />
<Hits />
<Index indexName="instant_search_price_asc">
<Hits />
<Index indexName="instant_search_rating_desc">
<Hits />
</Index>
</Index>
<Index indexName="instant_search_price_desc">
<Hits />
</Index>
</InstantSearch>
);
}
function App({
serverState,
children,
}: {
serverState?: InstantSearchServerState;
children?: React.ReactNode;
}) {
return (
<InstantSearchSSRProvider {...serverState}>
<Search>{children}</Search>
</InstantSearchSSRProvider>
);
}
return {
App,
};
}
// Neither of the modules exist
jest.mock(
'react-dom/server.js',
() => {
throw new Error('simulate the module not existing');
},
{ virtual: true }
);
jest.mock(
'react-dom/server',
() => {
throw new Error('simulate the module not existing');
},
{ virtual: true }
);
describe('ReactDOMServer imports', () => {
test('throws when no ReactDOMServer is present', async () => {
const searchClient = createSearchClient({});
const { App } = createTestEnvironment({ searchClient });
await expect(
getServerState(<App />)
).rejects.toThrowErrorMatchingInlineSnapshot(
`"Could not import ReactDOMServer. You can provide it as an argument: getServerState(<Search />, { renderToString })."`
);
});
test('calls the provided renderToString function', async () => {
const searchClient = createSearchClient({});
const { App } = createTestEnvironment({ searchClient });
const renderToString = jest.fn(
jest.requireActual('react-dom/server').renderToString
);
const serverState = await getServerState(<App />, {
renderToString,
});
expect(renderToString).toHaveBeenCalledTimes(1);
expect(serverState.initialResults).toEqual(expect.any(Object));
});
});
function SearchBox() {
useSearchBox();
return null;
}
function Hits() {
useHits();
return null;
}
function RefinementList(props: UseRefinementListProps) {
useRefinementList(props);
return null;
}
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