analytics/tests/indicator_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_analytics;
  18
  19 defined('MOODLE_INTERNAL') || die();
  20
  21 require_once(__DIR__ . '/fixtures/test_indicator_max.php');
  22 require_once(__DIR__ . '/fixtures/test_indicator_discrete.php');
  23 require_once(__DIR__ . '/fixtures/test_indicator_min.php');
  24
  25 /**
  26  * Unit tests for the model.
  27  *
  28  * @package   core_analytics
  29  * @copyright 2017 David Monllaó {@link http://www.davidmonllao.com}
  30  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  31  */
  32 class indicator_test extends \advanced_testcase {
  33
  34     /**
  35      * test_validate_calculated_value
  36      *
  37      * @param string $indicatorclass
  38      * @param array $returnedvalue
  39      * @dataProvider validate_calculated_value
  40      * @return null
  41      */
  42     public function test_validate_calculated_value($indicatorclass, $returnedvalue) {
  43         $indicator = new $indicatorclass();
  44         list($values, $unused) = $indicator->calculate([1], 'notrelevanthere');
  45         $this->assertEquals($returnedvalue, $values[0]);
  46     }
  47
  48     /**
  49      * Data provider for test_validate_calculated_value
  50      *
  51      * @return array
  52      */
  53     public function validate_calculated_value() {
  54         return [
  55             'max' => ['test_indicator_max', [1]],
  56             'min' => ['test_indicator_min', [-1]],
  57             'discrete' => ['test_indicator_discrete', [0, 0, 0, 0, 1]],
  58         ];
  59     }
  60
  61     /**
  62      * test_validate_calculated_value_exceptions
  63      *
  64      * @param string $indicatorclass
  65      * @param string $willreturn
  66      * @dataProvider validate_calculated_value_exceptions
  67      * @return null
  68      */
  69     public function test_validate_calculated_value_exceptions($indicatorclass, $willreturn) {
  70
  71         $indicator = new $indicatorclass();
  72         $indicatormock = $this->getMockBuilder(get_class($indicator))
  73             ->onlyMethods(['calculate_sample'])
  74             ->getMock();
  75         $indicatormock->method('calculate_sample')->willReturn($willreturn);
  76         $this->expectException(\coding_exception::class);
  77         list($values, $unused) = $indicatormock->calculate([1], 'notrelevanthere');
  78
  79     }
  80
  81     /**
  82      * Data provider for test_validate_calculated_value_exceptions
  83      *
  84      * @return array
  85      */
  86     public function validate_calculated_value_exceptions() {
  87         return [
  88             'max' => ['test_indicator_max', 2],
  89             'min' => ['test_indicator_min', -2],
  90             'discrete' => ['test_indicator_discrete', 7],
  91         ];
  92     }
  93 }