awesome-typescript-loader/src/test/declaration.ts

Awesome TS loader for webpack

import {
    cleanAndCompile, expect, readOutputFile,
    fixturePath, readFixture, expectSource, createConfig
} from './utils';

describe('main test', function() {

    it('should emit declaration files', async function() {
        // babel need some time to init
        this.timeout(10000);

        let config =  {
            entry: fixturePath(['declaration', 'basic.ts'])
        };

        let loaderQuery = {
            declaration: true
        };

        let stats = await cleanAndCompile(createConfig(config, { loaderQuery }));
        expect(stats.compilation.errors.length).eq(0);
        let assets = Object.keys(stats.compilation.assets);

        expect(assets).to.include('src/test/fixtures/declaration/basic.d.ts');

        // elided import
        expect(assets).to.include('src/test/fixtures/declaration/iface.d.ts');
    });
});