| 1 | import UserAgent, { appendToCognitoUserAgent } from '../src/UserAgent';
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| 2 |
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| 3 | const DEFAULT_USER_AGENT = 'aws-amplify/0.1.x js';
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| 4 |
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| 5 | describe('UserAgent test', () => {
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| 6 | beforeEach(() => {
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| 7 | UserAgent.prototype.userAgent = DEFAULT_USER_AGENT;
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| 8 | });
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| 9 | test('userAgent is set by default', () => {
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| 10 | expect(UserAgent.prototype.userAgent).toBe(DEFAULT_USER_AGENT);
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| 11 | });
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| 12 |
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| 13 | test('appendToCognitoUserAgent does nothing to the userAgent if nothing is passed into it', () => {
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| 14 | appendToCognitoUserAgent();
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| 15 | expect(UserAgent.prototype.userAgent).toBe(DEFAULT_USER_AGENT);
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| 16 | });
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| 17 |
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| 18 | test('appendToCognitoUserAgent appends content to userAgent', () => {
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| 19 | appendToCognitoUserAgent('test');
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| 20 | expect(UserAgent.prototype.userAgent).toBe(`${DEFAULT_USER_AGENT} test`);
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| 21 | });
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| 22 |
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| 23 | test('appendToCognitoUserAgent does not append duplicate content', () => {
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| 24 | appendToCognitoUserAgent('test');
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| 25 | appendToCognitoUserAgent('test');
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| 26 | expect(UserAgent.prototype.userAgent).not.toBe(
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| 27 | `${DEFAULT_USER_AGENT} test test`
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| 28 | );
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| 29 |
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| 30 | expect(UserAgent.prototype.userAgent).toBe(`${DEFAULT_USER_AGENT} test`);
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| 31 | });
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| 32 |
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| 33 | test('appendToCognitoUserAgent sets userAgent if userAgent has no content', () => {
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| 34 | UserAgent.prototype.userAgent = '';
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| 35 | appendToCognitoUserAgent('test');
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| 36 | expect(UserAgent.prototype.userAgent).toBe('test');
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| 37 |
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| 38 | UserAgent.prototype.userAgent = undefined;
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| 39 | appendToCognitoUserAgent('test');
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| 40 | expect(UserAgent.prototype.userAgent).toBe('test');
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| 41 | });
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| 42 | });
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