19 lines
729 B
JavaScript
19 lines
729 B
JavaScript
/* eslint-disable import/no-commonjs */
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const babelJestTransformer = require('babel-jest');
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// This Jest will transform the code of a WebWorker module into a FakeWebWorker subclass.
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// This is meant to mirror Webpack's [`worker-loader`][1].
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// [1]: https://webpack.js.org/loaders/worker-loader/
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module.exports = {
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process: (contentArg, filename, ...args) => {
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const { code: content } = babelJestTransformer.default.process(contentArg, filename, ...args);
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return `const { FakeWebWorker } = require("helpers/web_worker_fake");
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module.exports = class JestTransformedWorker extends FakeWebWorker {
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constructor() {
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super(${JSON.stringify(filename)}, ${JSON.stringify(content)});
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}
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};`;
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},
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};
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