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Patch JSDOM to include structuredClone #14272

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2 changes: 1 addition & 1 deletion jest.config.js
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
module.exports = {
preset: 'ts-jest',
testEnvironment: 'jsdom',
testEnvironment: './jestFixJSDOMEnvironment.ts',
setupFilesAfterEnv: ['./jest.setup.js'],
watchman: false,

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11 changes: 11 additions & 0 deletions jestFixJSDOMEnvironment.ts
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
import JSDOMEnvironment from 'jest-environment-jsdom';

// https://github.com/facebook/jest/blob/v29.4.3/website/versioned_docs/version-29.4/Configuration.md#testenvironment-string
export default class FixJSDOMEnvironment extends JSDOMEnvironment {
constructor(...args: ConstructorParameters<typeof JSDOMEnvironment>) {
super(...args);

// FIXME https://github.com/jsdom/jsdom/issues/3363
this.global.structuredClone = structuredClone;
}
}
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