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unit tests: MDL-17646 Helper functions for loading and cleaning up test data.

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tjhunt 2008-12-15 02:39:55 +00:00
parent 0e8e23cce6
commit 821e4ecf16
2 changed files with 115 additions and 0 deletions
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68
lib/simpletest/testsimpletestlib.php Normal file
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@ -0,0 +1,68 @@
<?php
/**
* Unit tests for (some of) ../accesslib.php.
*
* @copyright &copy; 2006 The Open University
* @author T.J.Hunt@open.ac.uk
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package moodlecore
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
class accesslib_test extends MoodleUnitTestCase {
function test_get_parent_contexts() {
$context = get_context_instance(CONTEXT_SYSTEM);
$this->assertEqual(get_parent_contexts($context), array());
$context = new stdClass;
$context->path = '/1/25';
$this->assertEqual(get_parent_contexts($context), array(1));
$context = new stdClass;
$context->path = '/1/123/234/345/456';
$this->assertEqual(get_parent_contexts($context), array(345, 234, 123, 1));
}
function test_get_parent_contextid() {
$context = get_context_instance(CONTEXT_SYSTEM);
$this->assertFalse(get_parent_contextid($context));
$context = new stdClass;
$context->path = '/1/25';
$this->assertEqual(get_parent_contextid($context), 1);
$context = new stdClass;
$context->path = '/1/123/234/345/456';
$this->assertEqual(get_parent_contextid($context), 345);
}
function test_get_users_by_capability() {
global $DB;
// Create three nested contexts. instanceid does not matter for this. Just
// ensure we don't violate any unique keys by using an unlikely number.
// We will fix paths in a second.
$contexts = $this->load_test_data('context',
array('contextlevel', 'instanceid', 'path', 'depth'), array(
array(10, 666, '', 1),
array(40, 666, '', 2),
array(50, 666, '', 3),
));
$contexts[0]->path = '/' . $contexts[0]->id;
$DB->set_field('context', 'path', $contexts[0]->path, array('id' => $contexts[0]->id));
$contexts[1]->path = $contexts[0]->path . '/' . $contexts[1]->id;
$DB->set_field('context', 'path', $contexts[1]->path, array('id' => $contexts[1]->id));
$contexts[2]->path = $contexts[1]->path . '/' . $contexts[2]->id;
$DB->set_field('context', 'path', $contexts[2]->path, array('id' => $contexts[2]->id));
// Just test load_test_data and delete_test_data for now.
$this->assertTrue($DB->record_exists('context', array('id' => $contexts[1]->id)));
$this->assertTrue($DB->get_field('context', 'path', array('id' => $contexts[2]->id)), $contexts[2]->path);
$this->delete_test_data('context', $contexts);
$this->assertFalse($DB->record_exists('context', array('id' => $contexts[1]->id)));
}
}
?>

47
lib/simpletestlib.php
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@ -279,6 +279,53 @@ class MoodleUnitTestCase extends UnitTestCase {
UnitTestDB::restore();
fulldelete($this->pkfile);
}
/**
* Load a table with some rows of data. A typical call would look like:
*
* $config = $this->load_test_data('config_plugins',
* array('plugin', 'name', 'value'), array(
* array('frog', 'numlegs', 2),
* array('frog', 'sound', 'croak'),
* array('frog', 'action', 'jump'),
* ));
*
* @param string $table the table name.
* @param array $cols the columns to fill.
* @param array $data the data to load.
* @return array $objects corresponding to $data.
*/
public function load_test_data($table, array $cols, array $data) {
global $DB;
$results = array();
foreach ($data as $rowid => $row) {
$obj = new stdClass;
foreach ($cols as $key => $colname) {
$obj->$colname = $row[$key];
}
$obj->id = $DB->insert_record($table, $obj);
$results[$rowid] = $obj;
}
return $results;
}
/**
* Clean up data loaded with load_test_data. The call corresponding to the
* example load above would be:
*
* $this->delete_test_data('config_plugins', $config);
*
* @param string $table the table name.
* @param array $rows the rows to delete. Actually, only $rows[$key]->id is used.
*/
public function delete_test_data($table, array $rows) {
global $DB;
$ids = array();
foreach ($rows as $row) {
$ids[] = $row->id;
}
$DB->delete_records_list($table, 'id', $ids);
}
}
/**