forked from jestjs/jest
/
runtime_internal_module.test.js
72 lines (63 loc) · 2.18 KB
/
runtime_internal_module.test.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*/
'use strict';
const path = require('path');
let createRuntime;
describe('Runtime', () => {
beforeEach(() => {
jest.resetModules();
createRuntime = require('createRuntime');
});
describe('internalModule', () => {
it('loads modules and applies transforms', () =>
createRuntime(__filename, {
transform: {'^.+\\.js$': './test_preprocessor'},
}).then(runtime => {
const modulePath = path.resolve(
path.dirname(runtime.__mockRootPath),
'internal-root.js',
);
expect(() => {
runtime.requireModule(modulePath);
}).toThrow(new Error('preprocessor must not run.'));
}));
it('loads internal modules without applying transforms', () =>
createRuntime(__filename, {
transform: {'^.+\\.js$': './test_preprocessor'},
}).then(runtime => {
const modulePath = path.resolve(
path.dirname(runtime.__mockRootPath),
'internal-root.js',
);
const exports = runtime.requireInternalModule(modulePath);
expect(exports()).toBe('internal-module-data');
}));
it('loads JSON modules and applies transforms', () =>
createRuntime(__filename, {
transform: {'^.+\\.json$': './test_json_preprocessor'},
}).then(runtime => {
const modulePath = path.resolve(
path.dirname(runtime.__mockRootPath),
'internal-root.json',
);
const exports = runtime.requireModule(modulePath);
expect(exports).toEqual({foo: 'foo'});
}));
it('loads internal JSON modules without applying transforms', () =>
createRuntime(__filename, {
transform: {'^.+\\.json$': './test_json_preprocessor'},
}).then(runtime => {
const modulePath = path.resolve(
path.dirname(runtime.__mockRootPath),
'internal-root.json',
);
const exports = runtime.requireInternalModule(modulePath);
expect(exports).toEqual({foo: 'bar'});
}));
});
});