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102 lines
3.3 KiB
102 lines
3.3 KiB
'use strict';
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var assert = require('assert');
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describe('Utils', function () {
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it('fromCodePoint', function () {
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var fromCodePoint = require('../lib/common/utils').fromCodePoint;
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assert.strictEqual(fromCodePoint(0x20), ' ');
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assert.strictEqual(fromCodePoint(0x1F601), '😁');
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});
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it('isValidEntityCode', function () {
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var isValidEntityCode = require('../lib/common/utils').isValidEntityCode;
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assert.strictEqual(isValidEntityCode(0x20), true);
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assert.strictEqual(isValidEntityCode(0xD800), false);
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assert.strictEqual(isValidEntityCode(0xFDD0), false);
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assert.strictEqual(isValidEntityCode(0x1FFFF), false);
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assert.strictEqual(isValidEntityCode(0x1FFFE), false);
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assert.strictEqual(isValidEntityCode(0x00), false);
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assert.strictEqual(isValidEntityCode(0x0B), false);
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assert.strictEqual(isValidEntityCode(0x0E), false);
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assert.strictEqual(isValidEntityCode(0x7F), false);
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});
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it('replaceEntities', function () {
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var replaceEntities = require('../lib/common/utils').replaceEntities;
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assert.strictEqual(replaceEntities('&'), '&');
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assert.strictEqual(replaceEntities(' '), ' ');
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assert.strictEqual(replaceEntities(' '), ' ');
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assert.strictEqual(replaceEntities('&&'), '&&');
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assert.strictEqual(replaceEntities('&am;'), '&am;');
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assert.strictEqual(replaceEntities('�'), '�');
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});
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it('assign', function () {
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var assign = require('../lib/common/utils').assign;
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assert.deepEqual(assign({ a: 1 }, null, { b: 2 }), { a: 1, b: 2 });
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assert.throws(function () {
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assign({}, 123);
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});
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});
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it('fixBrokenSurrogates', function () {
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var fixBrokenSurrogates = require('../lib/common/utils').fixBrokenSurrogates;
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// Bad
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assert.strictEqual(fixBrokenSurrogates('\uD800foo'), '\uFFFDfoo');
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assert.strictEqual(fixBrokenSurrogates('foo\uD800'), 'foo\uFFFD');
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assert.strictEqual(fixBrokenSurrogates('\uDC00foo'), '\uFFFDfoo');
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assert.strictEqual(fixBrokenSurrogates('foo\uDC00'), 'foo\uFFFD');
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// Good
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assert.strictEqual(fixBrokenSurrogates('\uD800\uDC00'), '\uD800\uDC00');
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});
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it('normalizeLink', function () {
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var normalizeLink = require('../lib/common/utils').normalizeLink;
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// broken surrogates sequence (encodeURI should not throw)
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assert.strictEqual(normalizeLink('/\uD800foo'), '/%EF%BF%BDfoo');
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assert.strictEqual(normalizeLink('/\uD900foo'), '/%EF%BF%BDfoo');
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// broken utf-8 encoding (catch decodeURI exception)
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assert.strictEqual(normalizeLink('\u0025test'), '%25test');
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});
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it('escapeRE', function () {
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var escapeRE = require('../lib/common/utils').escapeRE;
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assert.strictEqual(escapeRE(' .?*+^$[]\\(){}|-'), ' \\.\\?\\*\\+\\^\\$\\[\\]\\\\\\(\\)\\{\\}\\|\\-');
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});
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it('isWhiteSpace', function () {
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var isWhiteSpace = require('../lib/common/utils').isWhiteSpace;
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assert.strictEqual(isWhiteSpace(0x2000), true);
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assert.strictEqual(isWhiteSpace(0x09), true);
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assert.strictEqual(isWhiteSpace(0x30), false);
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});
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it('isMdAsciiPunct', function () {
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var isMdAsciiPunct = require('../lib/common/utils').isMdAsciiPunct;
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assert.strictEqual(isMdAsciiPunct(0x30), false);
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'!"#$%&\'()*+,-./:;<=>?@[\\]^_`{|}~'.split('').forEach(function (ch) {
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assert.strictEqual(isMdAsciiPunct(ch.charCodeAt(0)), true);
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});
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});
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});
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