19 lines
515 B
JavaScript
19 lines
515 B
JavaScript
const expect = require('expect');
|
|
const {pad} = require('./_30s.js');
|
|
|
|
test('pad is a Function', () => {
|
|
expect(pad).toBeInstanceOf(Function);
|
|
});
|
|
test('cat is padded on both sides', () => {
|
|
expect(pad('cat', 8)).toBe(' cat ');
|
|
});
|
|
test('length of string is 8', () => {
|
|
expect(pad('cat', 8).length).toBe(8);
|
|
});
|
|
test('pads 42 with "0"', () => {
|
|
expect(pad(String(42), 6, '0')).toBe('004200');
|
|
});
|
|
test('does not truncates if string exceeds length', () => {
|
|
expect(pad('foobar', 3)).toBe('foobar');
|
|
});
|