lib/tests/pdflib_test.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 namespace core;
  18
  19 use TCPDF_STATIC;
  20
  21 /**
  22  * Tests for PDFlib
  23  *
  24  * @package    core
  25  * @copyright  2021 Brendan Heywood (brendan@catalyst-au.net)
  26  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  27  */
  28 class pdflib_test extends \advanced_testcase {
  29
  30     public function test_gettcpdf_producer() {
  31         global $CFG;
  32         require_once($CFG->libdir.'/pdflib.php');
  33
  34         // This is to reduce the information disclosure in PDF metadata.
  35         // If we upgrade TCPDF keep it just the major version.
  36         $producer = TCPDF_STATIC::getTCPDFProducer();
  37         $this->assertEquals('TCPDF (http://www.tcpdf.org)', $producer);
  38     }
  39
  40     public function test_qrcode() {
  41         global $CFG;
  42         require_once($CFG->libdir.'/pdflib.php');
  43
  44         $this->resetAfterTest();
  45
  46         $pdf = new \pdf();
  47         $pdf->AddPage('P', [500, 500]);
  48         $pdf->SetMargins(10, 0, 10);
  49
  50         $style = [
  51             'border' => 0,
  52             'vpadding' => 'auto',
  53             'hpadding' => 'auto',
  54             'fgcolor' => [0, 0, 0],
  55             'bgcolor' => [255, 255, 255],
  56             'module_width' => 1,
  57             'module_height' => 1
  58         ];
  59
  60         $pdf->setCellPaddings(0, 0, 0, 0);
  61         $pdf->write2DBarcode('https://www.example.com/moodle/admin/search.php',
  62             'QRCODE,M', null, null, 35, 35, $style, 'N');
  63         $pdf->SetFillColor(255, 255, 255);
  64         $res = $pdf->Output('output', 'S');
  65
  66         $this->assertGreaterThan(100000, strlen($res));
  67         $this->assertLessThan(120000, strlen($res));
  68     }
  69
  70     /**
  71      * Test get_export_fontlist function.
  72      *
  73      * @covers ::get_export_fontlist
  74      *
  75      * @return void
  76      */
  77     public function test_get_export_fontlist(): void {
  78         global $CFG;
  79         require_once($CFG->libdir.'/pdflib.php');
  80
  81         $this->resetAfterTest();
  82
  83         $pdf = new \pdf();
  84         $fontlist = $pdf->get_export_fontlist();
  85         $this->assertCount(1, $fontlist);
  86         $this->assertArrayHasKey('freesans', $fontlist);
  87
  88         $CFG->pdfexportfont = [
  89             'kozminproregular' => 'Kozmin Pro Regular',
  90             'stsongstdlight' => 'STSong stdlight',
  91             'invalidfont' => 'Invalid'
  92         ];
  93         $fontlist = $pdf->get_export_fontlist();
  94         $this->assertCount(2, $fontlist);
  95         $this->assertArrayNotHasKey('freesans', $fontlist);
  96         $this->assertArrayHasKey('kozminproregular', $fontlist);
  97         $this->assertArrayHasKey('stsongstdlight', $fontlist);
  98         $this->assertArrayNotHasKey('invalidfont', $fontlist);
  99     }
 100 }