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import * as mock from 'mock-fs';
import {deepStrictEqual, rejects} from 'assert';
import {BabelFile} from './babel_file';
import {PackageJSON} from './package_json';
const cwd = process.cwd();
const here = (filename: string) => path.join(cwd, filename);
describe('BabelFile', () => {
beforeEach(() =>
mock({
[here('package.json')]: JSON.stringify({dependencies: {lodash: '1.0.0', url: '1.0.0'}}),
[here('example.ts')]: ['import "path"', 'import "lodash"'].join('\n'),
[here('use-example.ts')]: ['import "./example"', 'import "./alpha"'].join('\n'),
[here('alpha.ts')]: 'import "./use-example"',
[here('beta.ts')]: 'import "./alpha"',
[here('require.ts')]: [
// prettier-ignore
'require("path")',
'const x = "hi"',
'function doggy () {}',
'doggy()',
].join('\n'),
[here('missing-dep.ts')]: ['import "missing"'].join('\n'),
[here('native-from-pkg.ts')]: ['import "url"'].join('\n'),
})
);
afterEach(() => mock.restore());
it('should work with no props', async () => {
new BabelFile().pkg;
new BabelFile().plugins;
new BabelFile({pkg: new PackageJSON()}).pkg;
new BabelFile({plugins: []}).plugins;
});
it('should get content', async () => {
const p = new BabelFile({basename: './example.ts'});
await p.parsedContent;
await p.parsedContent;
});
it('should use require', async () => {
const p = new BabelFile({basename: './require.ts'});
deepStrictEqual(await p.imports, ['path']);
});
it('should get content', async () => {
const p = new BabelFile({basename: './example.ts'});
deepStrictEqual(await p.imports, ['path', 'lodash']);
deepStrictEqual(await p.packageImports, ['lodash']);
deepStrictEqual(await p.nativeImports, ['path']);
deepStrictEqual(await p.recursiveImports, ['path', 'lodash']);
deepStrictEqual(await p.recursiveImports, ['path', 'lodash']);
deepStrictEqual(await p.recursiveSiblings, [p]);
deepStrictEqual(await p.dependencies, {lodash: '1.0.0'});
});
it('should get local sibling', async () => {
const p = new BabelFile({basename: './use-example.ts'});
deepStrictEqual((await p.recursiveImports).length, 5);
deepStrictEqual((await p.recursiveSiblings).length, 3);
deepStrictEqual(await p.dependencies, {lodash: '1.0.0'});
});
it('should use cache', async () => {
const p = new BabelFile({basename: './beta.ts'});
deepStrictEqual((await p.recursiveImports).length, 5);
deepStrictEqual((await p.recursiveSiblings).length, 4);
deepStrictEqual(await p.dependencies, {lodash: '1.0.0'});
deepStrictEqual(await p.packageRecursiveImports, ['lodash']);
deepStrictEqual(await p.nativeRecursiveImports, ['path']);
deepStrictEqual((await p.localRecursiveImports).length, 3);
});
it('should throw when missing dep', async () => {
const p = new BabelFile({basename: './missing-dep.ts'});
rejects(async () => {
await p.dependencies;
});
});
it('should get native from pkg', async () => {
const p = new BabelFile({basename: './native-from-pkg.ts'});
deepStrictEqual(await p.dependencies, {url: '1.0.0'});
});
});
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