lepu-test-platform-web/node_modules/buffer/test/compare.js

60 lines
1.2 KiB
JavaScript
Raw Permalink Normal View History

if (process.env.OBJECT_IMPL) global.TYPED_ARRAY_SUPPORT = false
var B = require('../').Buffer
var test = require('tape')
test('buffer.compare', function (t) {
var b = new B(1).fill('a')
var c = new B(1).fill('c')
var d = new B(2).fill('aa')
t.equal(b.compare(c), -1)
t.equal(c.compare(d), 1)
t.equal(d.compare(b), 1)
t.equal(b.compare(d), -1)
// static method
t.equal(B.compare(b, c), -1)
t.equal(B.compare(c, d), 1)
t.equal(B.compare(d, b), 1)
t.equal(B.compare(b, d), -1)
t.end()
})
test('buffer.compare argument validation', function (t) {
t.throws(function () {
var b = new B(1)
B.compare(b, 'abc')
})
t.throws(function () {
var b = new B(1)
B.compare('abc', b)
})
t.throws(function () {
var b = new B(1)
b.compare('abc')
})
t.end()
})
test('buffer.equals', function (t) {
var b = new B(5).fill('abcdf')
var c = new B(5).fill('abcdf')
var d = new B(5).fill('abcde')
var e = new B(6).fill('abcdef')
t.ok(b.equals(c))
t.ok(!c.equals(d))
t.ok(!d.equals(e))
t.end()
})
test('buffer.equals argument validation', function (t) {
t.throws(function () {
var b = new B(1)
b.equals('abc')
})
t.end()
})