deno.land / x / rambda@v9.1.1 / source / where.spec.js

نووسراو ببینە
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
import { equals } from './equals.js'import { where } from './where.js'
test('when true', () => { const result = where({ a : equals('foo'), b : equals('bar'), }, { a : 'foo', b : 'bar', x : 11, y : 19, })
expect(result).toBeTrue()})
test('when false | early exit', () => { let counter = 0 const equalsFn = expected => input => { console.log(expected, 'expected') counter++
return input === expected } const predicate = where({ a : equalsFn('foo'), b : equalsFn('baz'), }) expect(predicate({ a : 'notfoo', b : 'notbar', })).toBeFalse() expect(counter).toBe(1)})
rambda

Version Info

Tagged at
2 months ago