131 lines
4.2 KiB
JavaScript
131 lines
4.2 KiB
JavaScript
'use strict';
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const encodings = require(__dirname + '/../lib/defs.js').encodings,
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assert = require('assert');
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describe('encodings', function () {
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describe('ASCII', function () {
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const samples = {},
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ASCII = encodings.ASCII;
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samples['@£$¥'] = [0, 1, 2, 3];
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samples[' 1a='] = [0x20, 0x31, 0x61, 0x3D];
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samples['~^€'] = [0x1B, 0x3D, 0x1B, 0x14, 0x1B, 0x65];
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describe('#match()', function () {
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it('should return true for strings that can be encoded using GSM 03.38 ASCII charset', function () {
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assert(ASCII.match(''));
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assert(ASCII.match('@£$¥èéùìòÇ\nØø\rÅåΔ_ΦΓΛΩΠΨΣΘΞ\x1BÆæßÉ !"#¤%&\''));
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assert(ASCII.match('()*+,-./0123456789:;<=>?¡ABCDEFGHIJKLMNOPQRSTUVWXYZ'));
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assert(ASCII.match('ÄÖÑܧ¿abcdefghijklmnopqrstuvwxyzäöñüà'));
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assert(ASCII.match('\f^{}\\[~]|€'));
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});
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it('should return false for strings that can not be encoded using GSM 03.38 ASCII charset', function () {
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assert( ! ASCII.match('`'));
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assert( ! ASCII.match('ÁáçÚUÓO'));
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assert( ! ASCII.match('تست'));
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});
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});
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describe('#encode', function () {
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it('should properly encode the given string using GSM 03.38 ASCII charset', function () {
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for (const str in samples) {
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assert.deepEqual(ASCII.encode(str), new Buffer(samples[str]));
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}
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});
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});
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describe('#decode', function () {
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it('should properly decode the given buffer using GSM 03.38 ASCII charset', function () {
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for (const str in samples) {
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assert.deepEqual(ASCII.decode(samples[str]), str);
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}
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});
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});
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});
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describe('LATIN1', function () {
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const samples = {},
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LATIN1 = encodings.LATIN1;
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samples['@$`Á'] = [0x40, 0x24, 0x60, 0xC1];
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samples['áçÚ'] = [0xE1, 0xE7, 0xDA];
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samples['UÓO'] = [0x55, 0xD3, 0x4F];
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describe('#match()', function () {
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it('should return false for strings that can be encoded using LATIN1 charset', function () {
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assert( ! LATIN1.match('`ÁáçÚUÓO'));
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});
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it('should return false for strings that can not be encoded using LATIN1 charset', function () {
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assert( ! LATIN1.match('تست'));
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assert( ! LATIN1.match('۱۲۳۴۵۶۷۸۹۰'));
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assert( ! LATIN1.match('ʹʺʻʼʽ`'));
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});
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});
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describe('#encode', function () {
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it('should properly encode the given string using LATIN1 charset', function () {
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for (const str in samples) {
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assert.deepEqual(LATIN1.encode(str), new Buffer(samples[str]));
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}
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});
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});
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describe('#decode', function () {
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it('should properly decode the given buffer using LATIN1 charset', function () {
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for (const str in samples) {
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assert.deepEqual(LATIN1.decode(new Buffer(samples[str])), str);
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}
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});
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});
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});
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describe('UCS2', function () {
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const samples = {},
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UCS2 = encodings.UCS2;
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samples[' 1a'] = [0x00, 0x20, 0x00, 0x31, 0x00, 0x61];
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samples['۱۲۳'] = [0x06, 0xF1, 0x06, 0xF2, 0x06, 0xF3];
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describe('#match()', function () {
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it('should always return true', function () {
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assert(UCS2.match(''));
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assert(UCS2.match('`ÁáçÚUÓO'));
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assert(UCS2.match('تست'));
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assert(UCS2.match('۱۲۳۴۵۶۷۸۹۰'));
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assert(UCS2.match('ʹʺʻʼʽ`'));
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});
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});
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describe('#encode', function () {
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it('should properly encode the given string using UCS2 charset', function () {
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for (const str in samples) {
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assert.deepEqual(UCS2.encode(str), new Buffer(samples[str]));
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}
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});
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});
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describe('#decode', function () {
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it('should properly decode the given buffer using UCS2 charset', function () {
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for (const str in samples) {
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assert.deepEqual(UCS2.decode(samples[str]), str);
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}
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});
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});
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});
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describe('#detect()', function () {
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it('should return proper encoding for the given string', function () {
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assert.equal(encodings.detect(''), 'ASCII');
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assert.equal(encodings.detect('ÄÖÑܧ¿abcdefghijklmnopqrstuvwxyzäöñüà(){}[]'), 'ASCII');
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assert.equal(encodings.detect('`ÁáçÚUÓO'), 'UCS2');
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assert.equal(encodings.detect('«©®µ¶±»'), 'UCS2');
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assert.equal(encodings.detect('ʹʺʻʼʽ`'), 'UCS2');
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assert.equal(encodings.detect('تست'), 'UCS2');
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assert.equal(encodings.detect('۱۲۳۴۵۶۷۸۹۰'), 'UCS2');
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});
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});
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});
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