@uppy/utils/lib/getFileType.test.js

Shared utility functions for Uppy Core and plugins maintained by the Uppy team.

import { describe, expect, it } from 'vitest';
import getFileType from './getFileType.js';
describe('getFileType', () => {
    it('should trust the filetype if the file comes from a remote source', () => {
        const file = {
            isRemote: true,
            type: 'audio/webm',
            name: 'foo.webm',
        };
        expect(getFileType(file)).toEqual('audio/webm');
    });
    it('should determine the filetype from the mimetype', () => {
        const file = {
            type: 'audio/webm',
            name: 'foo.webm',
            data: 'sdfsdfhq9efbicw',
        };
        expect(getFileType(file)).toEqual('audio/webm');
    });
    it('should determine the filetype from the extension', () => {
        const fileMP3 = {
            name: 'foo.mp3',
            data: 'sdfsfhfh329fhwihs',
        };
        const fileYAML = {
            name: 'bar.yaml',
            data: 'sdfsfhfh329fhwihs',
        };
        const fileMKV = {
            name: 'bar.mkv',
            data: 'sdfsfhfh329fhwihs',
        };
        const fileDicom = {
            name: 'bar.dicom',
            data: 'sdfsfhfh329fhwihs',
        };
        const fileWebp = {
            name: 'bar.webp',
            data: 'sdfsfhfh329fhwihs',
        };
        const toUpper = (file) => ({
            ...file,
            name: file.name.toUpperCase(),
        });
        expect(getFileType(fileMP3)).toEqual('audio/mp3');
        expect(getFileType(toUpper(fileMP3))).toEqual('audio/mp3');
        expect(getFileType(fileYAML)).toEqual('text/yaml');
        expect(getFileType(toUpper(fileYAML))).toEqual('text/yaml');
        expect(getFileType(fileMKV)).toEqual('video/x-matroska');
        expect(getFileType(toUpper(fileMKV))).toEqual('video/x-matroska');
        expect(getFileType(fileDicom)).toEqual('application/dicom');
        expect(getFileType(toUpper(fileDicom))).toEqual('application/dicom');
        expect(getFileType(fileWebp)).toEqual('image/webp');
        expect(getFileType(toUpper(fileWebp))).toEqual('image/webp');
    });
    it('should fail gracefully if unable to detect', () => {
        const file = {
            name: 'foobar',
            data: 'sdfsfhfh329fhwihs',
        };
        expect(getFileType(file)).toEqual('application/octet-stream');
    });
});