Files
react-native/packages/react-native-codegen/e2e/__tests__/modules/GenerateModuleObjCpp-test.js
T
Ramanpreet Nara 1ac1255d63 E2E snapshot test ObjC++ generator
Summary:
NativeModule specs exist under `react-native-github/packages/react-native-codegen/src/__tests__/modules/fixtures`. `GenerateModuleObjCpp-test.js` runs the RN Codegen on those NativeModule specs, and saves the output inside a snapshot. For convenience, the folowing command runs the legacy codegen on the fixtures:

```
buck build fbsource//xplat/js/react-native-github/packages/react-native-codegen/src/__tests__/modules:RNCodegenModuleFixtures-flow-types-ios --show-output
```

Changelog: [Internal]

Reviewed By: hramos

Differential Revision: D23637708

fbshipit-source-id: 3319f319515eca42b4499682313fea6e0bdc2a06
2020-09-29 14:39:40 -07:00

51 lines
1.5 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @emails oncall+react_native
* @flow strict-local
* @format
*/
'use strict';
const parser = require('../../../src/parsers/flow');
const generator = require('../../../src/generators/modules/GenerateModuleObjCpp');
const fs = require('fs');
import type {SchemaType} from '../../../src/CodegenSchema';
const FIXTURE_DIR = `${__dirname}/../../__test_fixtures__/modules`;
function getModules(): SchemaType {
const filenames: Array<string> = fs.readdirSync(FIXTURE_DIR);
return filenames.reduce<SchemaType>(
(accumulator, file) => {
const schema = parser.parseFile(`${FIXTURE_DIR}/${file}`);
return {
modules: {
...accumulator.modules,
...schema.modules,
},
};
},
{modules: {}},
);
}
describe('GenerateModuleObjCpp', () => {
it('can generate a header file NativeModule specs', () => {
const libName = 'RNCodegenModuleFixtures';
const output = generator.generate(libName, getModules(), libName);
expect(output.get(libName + '.h')).toMatchSnapshot();
});
it('can generate an implementation file NativeModule specs', () => {
const libName = 'RNCodegenModuleFixtures';
const output = generator.generate(libName, getModules(), libName);
expect(output.get(libName + '-generated.mm')).toMatchSnapshot();
});
});