Make FontWrapper test more robust for different environements.

tests/fontWrapper.js

@@ -5,7 +5,7 @@ var FontWrapper = require('../src/fontWrapper');
 var PdfKit = require('pdfkit');
 
 describe('FontWrapper', function() {
- var fontWrapper, pdfDoc;
+ var fontWrapper, pdfDoc, fontId, fontCount;
 
 
  function getEncodedUnicodes(index, pdfDoc){
@@ -14,25 +14,34 @@ describe('FontWrapper', function() {
 
  beforeEach(function() {
  pdfDoc = new PdfKit({ size: [ 595.28, 841.89 ], compress: false});
- fontWrapper = new FontWrapper(pdfDoc, 'examples/fonts/Roboto-Italic.ttf', 'Roboto (bolditalic)')
+ fontWrapper = new FontWrapper(pdfDoc, 'examples/fonts/Roboto-Italic.ttf', 'Roboto (bolditalic)');
+ if(pdfDoc._font){ // Helvetica loaded by default
+ fontId = function(count){
+ return 'F' + (1 + count);
+ };
+ fontCount = function(count){
+ return (1 + count);
+ };
+ } else { // Helvetica not loaded by default
+ fontId = function(count){
+ return 'F' + count;
+ };
+ fontCount = function(count){
+ return count;
+ };
+ }
  });
 
  describe('encoding', function() {
 
- it('has Helvetica as F1 from pdfkit by default', function () {
- assert.equal(pdfDoc._font.id, 'F1');
- assert.equal(pdfDoc._font.name, 'Helvetica');
- assert.equal(pdfDoc._fontCount, 1);
- });
-
  it('encodes text', function () {
  var encoded = fontWrapper.encode('Anna ');
 
  // A n n a
  // 21 22 22 23 24
  assert.equal(encoded.encodedText, '2122222324');
- assert.equal(encoded.fontId, 'F2');
- assert.equal(pdfDoc._fontCount, 2);
+ assert.equal(encoded.fontId, fontId(1));
+ assert.equal(pdfDoc._fontCount, fontCount(1));
  var encodedUnicodes = getEncodedUnicodes(0, pdfDoc);
  assert.equal(encodedUnicodes['A'.charCodeAt(0)], 33);
  assert.equal(encodedUnicodes['n'.charCodeAt(0)], 34);
@@ -50,8 +59,8 @@ describe('FontWrapper', function() {
  // n a n a A A A !
  // 22 23 24 22 23 24 21 21 21 25
  assert.equal(encoded.encodedText, '22232422232421212125');
- assert.equal(encoded.fontId, 'F2');
- assert.equal(pdfDoc._fontCount, 2);
+ assert.equal(encoded.fontId, fontId(1));
+ assert.equal(pdfDoc._fontCount, fontCount(1));
  var encodedUnicodes = getEncodedUnicodes(0, pdfDoc);
  assert.equal(encodedUnicodes['A'.charCodeAt(0)], 33);
  assert.equal(encodedUnicodes['n'.charCodeAt(0)], 34);
@@ -68,8 +77,8 @@ describe('FontWrapper', function() {
  // c a n n o t
  // 21 22 23 23 24 25
  assert.equal(encoded.encodedText, '212223232425');
- assert.equal(encoded.fontId, 'F3');
- assert.equal(pdfDoc._fontCount, 3);
+ assert.equal(encoded.fontId, fontId(2));
+ assert.equal(pdfDoc._fontCount, fontCount(2));
  var encodedUnicodes = getEncodedUnicodes(1, pdfDoc);
  assert.equal(encodedUnicodes['c'.charCodeAt(0)], 33);
  assert.equal(encodedUnicodes['a'.charCodeAt(0)], 34);
@@ -85,8 +94,8 @@ describe('FontWrapper', function() {
  var text2 = _.times(47, String.fromCharCode).join(''); // does not include a-z, includes 0-9 & A-Z
  fontWrapper.encode(text2);
 
- assert.equal(pdfDoc._font.id, 'F2');
- assert.equal(pdfDoc._fontCount, 2);
+ assert.equal(pdfDoc._font.id, fontId(1));
+ assert.equal(pdfDoc._fontCount, fontCount(1));
  assert.equal(pdfDoc._font.name, 'Roboto-Italic');
  });
 
@@ -106,8 +115,8 @@ describe('FontWrapper', function() {
  // T h i s c a n w o r k .
  // 26 27 28 29 2a 21 22 23 2a 2b 24 2c 2d 2e
  assert.equal(encoded.encodedText, '262728292a2122232a2b242c2d2e');
- assert.equal(encoded.fontId, 'F2');
- assert.equal(pdfDoc._fontCount, 3);
+ assert.equal(encoded.fontId, fontId(1));
+ assert.equal(pdfDoc._fontCount, fontCount(2));
  var encodedUnicodes = getEncodedUnicodes(0, pdfDoc);
  assert.equal(encodedUnicodes['T'.charCodeAt(0)], 38);
  assert.equal(encodedUnicodes['h'.charCodeAt(0)], 39);