CityBEM-CityLayers-SaeedRay.../node_modules/cuint/test/UINT32_toNumber-test.js

64 lines
1.2 KiB
JavaScript

var assert = require('assert')
var UINT32 = require('..').UINT32
describe('toNumber method', function () {
describe('from 0', function () {
it('should return 0', function (done) {
var u = UINT32(0).toNumber()
assert.equal( u, 0 )
done()
})
})
describe('from low bit number', function () {
it('should return the number', function (done) {
var u = UINT32(123).toNumber()
assert.equal( u, 123 )
done()
})
})
describe('from high bit number', function () {
it('should return the number', function (done) {
var n = Math.pow(2,17)
var u = UINT32(n).toNumber()
assert.equal( u, n )
done()
})
})
describe('from high and low bit number', function () {
it('should return the number', function (done) {
var n = Math.pow(2,17) + 123
var u = UINT32(n).toNumber()
assert.equal( u, n )
done()
})
})
describe('toNumber and toString', function () {
it('should return the same result for 100 random numbers', function () {
for (var i=0; i<100; i++) {
var u = UINT32(Math.floor(Math.random() * 0xffffffff));
assert.equal(u.toNumber(), parseInt(u.toString()));
}
})
})
})