swc/node-swc/__tests__/transform/issue_1581_test.js

const path = require('path');
const swc = require('../../..');

it('should emit source maps as inline if requested', () => {
    const filename = path.resolve(
        __dirname + "/../../tests/issue-1581/foo.ts"
    );
    // We only check if it's not empty sourcemap.
    expect(swc.transformFileSync(filename).code.trim()).not.toContain(
        `eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IiIsImZpbGUiOiJzdGRvdXQifQ==`
    );
});