lib/tests/minify_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 /**
  18  * core_minify related tests.
  19  *
  20  * @package    core
  21  * @category   phpunit
  22  * @copyright  2013 Petr Skoda {@link http://skodak.org}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28
  29 /**
  30  * Class core_minify_testcase.
  31  */
  32 class core_minify_testcase extends advanced_testcase {
  33     public function test_css() {
  34         $css = "
  35 body {
  36 background: #fff;
  37 margin: 0;
  38 padding: 0;
  39 color: #281f18;
  40 }";
  41
  42         $this->assertSame("body{background:#fff;margin:0;padding:0;color:#281f18}", core_minify::css($css));
  43     }
  44
  45     public function test_css_files() {
  46         global $CFG;
  47
  48         $testfile1 = "$CFG->tempdir/test1.css";
  49         $testfile2 = "$CFG->tempdir/test2.css";
  50         $testfile3 = "$CFG->tempdir/test3.css";
  51
  52         $css1 = "
  53 body {
  54 background: #fff;
  55 margin: 0;
  56 padding: 0;
  57 color: #281f18;
  58 }";
  59
  60         $css2 = "body{}";
  61
  62         file_put_contents($testfile1, $css1);
  63         file_put_contents($testfile2, $css2);
  64
  65         $files = array($testfile1, $testfile2);
  66
  67         $this->assertSame("body{background:#fff;margin:0;padding:0;color:#281f18}\nbody{}", core_minify::css_files($files));
  68
  69
  70         $files = array($testfile1, $testfile2, $testfile3);
  71
  72         $this->assertStringStartsWith("body{background:#fff;margin:0;padding:0;color:#281f18}\nbody{}\n\n\n/* Cannot read CSS file ", @core_minify::css_files($files));
  73
  74         unlink($testfile1);
  75         unlink($testfile2);
  76     }
  77
  78     public function test_js() {
  79         $js = "
  80 function hm()
  81 {
  82 }
  83 ";
  84
  85         $this->assertSame("function hm(){}", core_minify::js($js));
  86
  87         $js = "function hm{}";
  88         $result = core_minify::js($js);
  89         $this->assertStringStartsWith("\ntry {console.log('Error: Minimisation of JavaScript failed!');} catch (e) {}", $result);
  90         $this->assertContains($js, $result);
  91     }
  92
  93     public function test_js_files() {
  94         global $CFG;
  95
  96         $testfile1 = "$CFG->tempdir/test1.js";
  97         $testfile2 = "$CFG->tempdir/test2.js";
  98         $testfile3 = "$CFG->tempdir/test3.js";
  99
 100         $js1 = "
 101 function hm()
 102 {
 103 }
 104 ";
 105
 106         $js2 = "function oh(){}";
 107
 108         file_put_contents($testfile1, $js1);
 109         file_put_contents($testfile2, $js2);
 110
 111         $files = array($testfile1, $testfile2);
 112
 113         $this->assertSame("function hm(){};\nfunction oh(){}", core_minify::js_files($files));
 114
 115         $files = array($testfile1, $testfile2, $testfile3);
 116
 117         $this->assertStringStartsWith("function hm(){};\nfunction oh(){};\n\n\n// Cannot read JS file ", @core_minify::js_files($files));
 118
 119         unlink($testfile1);
 120         unlink($testfile2);
 121     }
 122 }