is-buffer.js 664 B

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  1. if (process.env.OBJECT_IMPL) global.TYPED_ARRAY_SUPPORT = false
  2. var B = require('../').Buffer
  3. var isBuffer = require('is-buffer')
  4. var test = require('tape')
  5. test('is-buffer tests', function (t) {
  6. t.ok(isBuffer(new B(4)), 'new Buffer(4)')
  7. t.notOk(isBuffer(undefined), 'undefined')
  8. t.notOk(isBuffer(null), 'null')
  9. t.notOk(isBuffer(''), 'empty string')
  10. t.notOk(isBuffer(true), 'true')
  11. t.notOk(isBuffer(false), 'false')
  12. t.notOk(isBuffer(0), '0')
  13. t.notOk(isBuffer(1), '1')
  14. t.notOk(isBuffer(1.0), '1.0')
  15. t.notOk(isBuffer('string'), 'string')
  16. t.notOk(isBuffer({}), '{}')
  17. t.notOk(isBuffer(function foo () {}), 'function foo () {}')
  18. t.end()
  19. })