react-native-builder-bob/lib/src/__tests__/babel.test.js

CLI to build JavaScript files for React Native libraries

import fs from 'node:fs';
import path from 'node:path';
import { expect, test } from 'vitest';
import { transformFileAsync } from '@babel/core';
import plugin from "../babel.js";
test.each(['imports', 'exports'])(`adds extension to %s`, async (name) => {
    const filepath = path.resolve(import.meta.dirname, `../__fixtures__/project/code/$${name}-input.ts`);
    const result = await transformFileAsync(filepath, {
        caller: {
            name: 'test',
            supportsStaticESM: false,
            rewriteImportExtensions: true,
            jsxRuntime: 'automatic',
            codegenEnabled: true,
        },
        configFile: false,
        babelrc: false,
        plugins: [
            '@babel/plugin-syntax-typescript',
            [plugin, { extension: 'mjs' }],
        ],
    });
    const expected = await fs.promises.readFile(path.resolve(import.meta.dirname, `../__fixtures__/project/code/$${name}-output.ts`), 'utf8');
    expect(result?.code).toEqual(expected.trim());
});
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