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var assert = require('assert')
var UINT32 = require('..').UINT32
describe('negate method', function () {
describe('0', function () {
it('should return 0', function (done) {
var u = UINT32(0).negate()
assert.equal( u.toNumber(), 0 )
done()
})
})
describe('1', function () {
it('should return -1', function (done) {
var u = UINT32(1).negate()
assert.equal( u.toNumber(), -1 )
done()
})
})
describe('low bit', function () {
it('should return -n', function (done) {
var u = UINT32(3).negate()
assert.equal( u.toNumber(), -3 )
done()
})
})
describe('high bit', function () {
it('should return -n', function (done) {
var n = Math.pow(2, 17)
var u = UINT32(n).negate()
assert.equal( u.toNumber(), -n )
done()
})
})
})