uppy/packages/@uppy/dashboard/src/utils/truncateString.test.js

const truncateString = require('./truncateString')

describe('truncateString', () => {
  it('should truncate the string by the specified amount', () => {
    expect(truncateString('abcdefghijkl', 10)).toEqual('abcde...jkl')
    expect(truncateString('abcdefghijkl', 9)).toEqual('abcd...jkl')
    expect(truncateString('abcdefghijkl', 8)).toEqual('abcd...kl')
    expect(truncateString('abcdefghijkl', 7)).toEqual('abc...kl')
    expect(truncateString('abcdefghijkl', 6)).toEqual('abc...kl')
    expect(truncateString('abcdefghijkl', 5)).toEqual('ab...kl')
    expect(truncateString('abcdefghijkl', 4)).toEqual('ab...l')
    expect(truncateString('abcdefghijkl', 3)).toEqual('a...l')
    expect(truncateString('abcdefghijkl', 2)).toEqual('a...l')
    expect(truncateString('abcdefghijkl', 1)).toEqual('...l')
  })
})