asd/asd-pc/node_modules/mux.js/test/utils.string.test.js
愉快的大福 eb8378e551 init
2024-11-21 11:06:22 +08:00

33 lines
1.7 KiB
JavaScript

'use strict';
var
QUnit = require('qunit'),
string = require('../lib/utils/string');
QUnit.module('String Utils');
QUnit.test('Converts a uint8 array into a C string from start of array until first null char', function(assert) {
var uint8String = new Uint8Array([0x66, 0x6F, 0x6F, 0x2E, 0x62, 0x61, 0x72, 0x2E, 0x76, 0x61, 0x6C, 0x75, 0x65, 0x00,
0x76, 0x61, 0x6C, 0x75, 0x65, 0x2E, 0x62, 0x61, 0x72, 0x00]); // foo.bar.value\0value.bar\0
var firstString = string.uint8ToCString(uint8String);
assert.equal(firstString, 'foo.bar.value\0', 'converts uint8 data to a c string');
assert.equal(firstString.length, 14, 'string has the correct length');
var secondString = string.uint8ToCString(uint8String.subarray(14));
assert.equal(secondString, 'value.bar\0', 'converts uint8 data to a c string');
assert.equal(secondString.length, 10, 'string has the correct length');
});
QUnit.test('Converts a uint8 array with no null char into a C string', function(assert) {
var uint8String = new Uint8Array([0x66, 0x6F, 0x6F, 0x2E, 0x62, 0x61, 0x72]); // foo.bar
var firstString = string.uint8ToCString(uint8String);
assert.equal(firstString, 'foo.bar\0', 'converts uint8 data to a c string');
assert.equal(firstString.length, 8, 'string has the correct length');
});
QUnit.test('Returns a null char from a uint8 array starting with a null char', function(assert) {
var uint8String = new Uint8Array([0x00, 0x66, 0x6F, 0x6F, 0x2E, 0x62, 0x61, 0x72]); // \0foo.bar
var firstString = string.uint8ToCString(uint8String);
assert.equal(firstString, '\0', 'converts uint8 data to a c string');
assert.equal(firstString.length, 1, 'string has the correct length');
});