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30 lines
996 B
TypeScript
30 lines
996 B
TypeScript
import { MatcherFunction } from '@testing-library/react'
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type Query = (f: MatcherFunction) => Element | Promise<Element>
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/*
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Utility function to run testing-library queries over nodes that contain html tags, as in
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`<p>this includes some <strong>bold</strong> text</p>`.
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Usage:
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const getByTextWithMarkup = withMarkup(screen.getByText)
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getByTextWithMarkup('this includes some bold text')
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const findByTextWithMarkup = withMarkup(screen.findByText)
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await findByTextWithMarkup('this includes some bold text')
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*/
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const withMarkup =
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(query: Query) =>
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(text: string): Element | Promise<Element> =>
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query((content: string, node: Element | null) => {
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if (!node) {
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return false
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}
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const hasText = (node: Element) => node.textContent === text
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const childrenDontHaveText = Array.from(node.children).every(
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child => !hasText(child as HTMLElement)
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)
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return hasText(node) && childrenDontHaveText
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})
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export default withMarkup
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