basic.js 461 B

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  1. var ieee754 = require('../')
  2. var test = require('tape')
  3. var EPSILON = 0.00001
  4. test('read float', function (t) {
  5. var buf = new Buffer(4)
  6. buf.writeFloatLE(42.42, 0)
  7. var num = ieee754.read(buf, 0, true, 23, 4)
  8. t.ok(Math.abs(num - 42.42) < EPSILON)
  9. t.end()
  10. })
  11. test('write float', function (t) {
  12. var buf = new Buffer(4)
  13. ieee754.write(buf, 42.42, 0, true, 23, 4)
  14. var num = buf.readFloatLE(0)
  15. t.ok(Math.abs(num - 42.42) < EPSILON)
  16. t.end()
  17. })