76 lines
2.0 KiB
JavaScript
76 lines
2.0 KiB
JavaScript
/**
|
|
* Copyright (c) 2015-present, Facebook, Inc.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*
|
|
* @format
|
|
* @emails oncall+react_native
|
|
*/
|
|
'use strict';
|
|
|
|
jest.setMock('NativeModules', {
|
|
BlobModule: require('../__mocks__/BlobModule'),
|
|
});
|
|
|
|
const Blob = require('Blob');
|
|
const File = require('File');
|
|
|
|
describe('babel 7 smoke test', function() {
|
|
it('should be able to extend a class with native name', function() {
|
|
let called = false;
|
|
class Array {
|
|
constructor() {
|
|
called = true;
|
|
return {foo: 'PASS'};
|
|
}
|
|
}
|
|
class A extends Array {
|
|
constructor() {
|
|
super();
|
|
}
|
|
}
|
|
|
|
// there is/was a regression in Babel where this would break and super()
|
|
// would not actually invoke the constructor of the parent class if the
|
|
// parent class had a name matching a built-in class (like Blob)
|
|
expect(new A().foo).toBe('PASS');
|
|
expect(called).toBe(true);
|
|
});
|
|
});
|
|
|
|
describe('Blob', function() {
|
|
it('regression caused by circular dep && babel 7', function() {
|
|
const blob = new Blob([], {type: 'image/jpeg'});
|
|
expect(blob).toBeInstanceOf(Blob);
|
|
});
|
|
});
|
|
|
|
describe('File', function() {
|
|
it('should create empty file', () => {
|
|
const file = new File([], 'test.jpg');
|
|
expect(file).toBeInstanceOf(File);
|
|
expect(file.data.offset).toBe(0);
|
|
expect(file.data.size).toBe(0);
|
|
expect(file.size).toBe(0);
|
|
expect(file.type).toBe('');
|
|
expect(file.name).toBe('test.jpg');
|
|
expect(file.lastModified).toEqual(expect.any(Number));
|
|
});
|
|
|
|
it('should create empty file with type', () => {
|
|
const file = new File([], 'test.jpg', {type: 'image/jpeg'});
|
|
expect(file.type).toBe('image/jpeg');
|
|
});
|
|
|
|
it('should create empty file with lastModified', () => {
|
|
const file = new File([], 'test.jpg', {lastModified: 1337});
|
|
expect(file.lastModified).toBe(1337);
|
|
});
|
|
|
|
it('should throw on invalid arguments', () => {
|
|
expect(() => new File()).toThrow();
|
|
expect(() => new File([])).toThrow();
|
|
});
|
|
});
|