| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | */ |
| 7 | |
| 8 | import {nullthrows} from 'shared/utils'; |
| 9 | import {webviewPlatform} from '../webviewPlatform'; |
| 10 | |
| 11 | (window.external as unknown as Record<string, unknown>).invoke = jest.fn(); |
| 12 | |
| 13 | describe('webview platform', () => { |
| 14 | const external = () => { |
| 15 | return window.external as unknown as {invoke: jest.FunctionLike}; |
| 16 | }; |
| 17 | |
| 18 | it('can send openExternal messages', () => { |
| 19 | webviewPlatform.openExternalLink('example.com'); |
| 20 | expect(external().invoke).toHaveBeenCalledWith( |
| 21 | '{"cmd":"openExternal","url":"example.com","id":0}', |
| 22 | ); |
| 23 | }); |
| 24 | |
| 25 | it('can send request and receive response messages', async () => { |
| 26 | const promise = webviewPlatform.chooseFile?.('my title', true); |
| 27 | expect(external().invoke).toHaveBeenCalledWith( |
| 28 | '{"cmd":"chooseFile","title":"my title","path":"","multi":true,"mediaOnly":true,"id":1}', |
| 29 | ); |
| 30 | |
| 31 | const msg = 'Hello'; |
| 32 | const msg_b64 = Buffer.from(msg).toString('base64'); |
| 33 | expect(msg_b64).toEqual('SGVsbG8='); |
| 34 | const msg_bytes = Buffer.from(msg); |
| 35 | expect(msg_bytes).toEqual(Buffer.from(new Uint8Array([72, 101, 108, 108, 111]))); |
| 36 | window.islWebviewHandleResponse({ |
| 37 | cmd: 'chooseFile', |
| 38 | files: [{name: 'file.txt', base64Content: msg_b64}], |
| 39 | id: 1, |
| 40 | }); |
| 41 | |
| 42 | const result = nullthrows(await promise); |
| 43 | expect(result[0].name).toEqual('file.txt'); |
| 44 | expect(await result[0].size).toEqual(5); |
| 45 | }); |
| 46 | }); |
| 47 | |