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import React, { createRef } from 'react';
import { InstantSearch } from '../../packages/react-instantsearch-hooks/src/components/InstantSearch';
import { IndexContext } from '../../packages/react-instantsearch-hooks/src/lib/IndexContext';
import { InstantSearchContext } from '../../packages/react-instantsearch-hooks/src/lib/InstantSearchContext';
import type { InstantSearchProps } from '../../packages/react-instantsearch-hooks/src';
import type { InstantSearch as InstantSearchType } from 'instantsearch.js';
import type { IndexWidget } from 'instantsearch.js/es/widgets/index/index';
export function createInstantSearchSpy() {
const searchContext = createRef<InstantSearchType>();
const indexContext = createRef<IndexWidget>();
const isSpyAttachedRef = createRef<boolean>();
function InstantSearchSpy({ children, ...props }: InstantSearchProps) {
return (
<InstantSearch {...props}>
<InstantSearchContext.Consumer>
{(searchContextValue) => {
if (!isSpyAttachedRef.current) {
searchContextValue!.start = jest.fn(
searchContextValue!.start.bind(searchContextValue)
);
searchContextValue!.dispose = jest.fn(
searchContextValue!.dispose.bind(searchContextValue)
);
}
// @ts-ignore `React.RefObject` is typed as immutable
searchContext.current = searchContextValue;
return (
<InstantSearchContext.Provider value={searchContext.current}>
<IndexContext.Consumer>
{(indexContextValue) => {
if (!isSpyAttachedRef.current) {
indexContextValue!.addWidgets = jest.fn(
indexContextValue!.addWidgets.bind(indexContextValue)
);
indexContextValue!.removeWidgets = jest.fn(
indexContextValue!.removeWidgets.bind(indexContextValue)
);
}
// @ts-ignore `React.RefObject` is typed as immutable
indexContext.current = indexContextValue;
// @ts-ignore `React.RefObject` is typed as immutable
isSpyAttachedRef.current = true;
return (
<IndexContext.Provider value={indexContext.current}>
{children}
</IndexContext.Provider>
);
}}
</IndexContext.Consumer>
</InstantSearchContext.Provider>
);
}}
</InstantSearchContext.Consumer>
</InstantSearch>
);
}
return {
InstantSearchSpy,
searchContext,
indexContext,
};
}
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