32 lines
727 B
JavaScript
32 lines
727 B
JavaScript
// Copyright 2018-2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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const { assert } = require('chai');
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const MIME = require('../../../ts/types/MIME');
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describe('MIME', () => {
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describe('isJPEG', () => {
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it('should return true for `image/jpeg`', () => {
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assert.isTrue(MIME.isJPEG('image/jpeg'));
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});
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[
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'jpg',
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'jpeg',
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'image/jpg', // invalid MIME type: https://stackoverflow.com/a/37266399/125305
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'image/gif',
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'image/tiff',
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'application/json',
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0,
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false,
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null,
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undefined,
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].forEach(value => {
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it(`should return false for \`${value}\``, () => {
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assert.isFalse(MIME.isJPEG(value));
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});
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});
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});
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});
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