moodle/lib/tests/externallib_test.php
2013-07-27 18:18:59 +02:00

200 lines
8.5 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Unit tests for /lib/externallib.php.
*
* @package core
* @subpackage phpunit
* @copyright 2009 Petr Skoda {@link http://skodak.org}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir . '/externallib.php');
class core_externallib_testcase extends advanced_testcase {
public function test_validate_params() {
$params = array('text'=>'aaa', 'someid'=>'6');
$description = new external_function_parameters(array('someid' => new external_value(PARAM_INT, 'Some int value'),
'text' => new external_value(PARAM_ALPHA, 'Some text value')));
$result = external_api::validate_parameters($description, $params);
$this->assertCount(2, $result);
reset($result);
$this->assertSame('someid', key($result));
$this->assertSame(6, $result['someid']);
$this->assertSame('aaa', $result['text']);
$params = array('someids'=>array('1', 2, 'a'=>'3'), 'scalar'=>666);
$description = new external_function_parameters(array('someids' => new external_multiple_structure(new external_value(PARAM_INT, 'Some ID')),
'scalar' => new external_value(PARAM_ALPHANUM, 'Some text value')));
$result = external_api::validate_parameters($description, $params);
$this->assertCount(2, $result);
reset($result);
$this->assertSame('someids', key($result));
$this->assertEquals(array(0=>1, 1=>2, 2=>3), $result['someids']);
$this->assertSame('666', $result['scalar']);
$params = array('text'=>'aaa');
$description = new external_function_parameters(array('someid' => new external_value(PARAM_INT, 'Some int value', false),
'text' => new external_value(PARAM_ALPHA, 'Some text value')));
$result = external_api::validate_parameters($description, $params);
$this->assertCount(2, $result);
reset($result);
$this->assertSame('someid', key($result));
$this->assertNull($result['someid']);
$this->assertSame('aaa', $result['text']);
$params = array('text'=>'aaa');
$description = new external_function_parameters(array('someid' => new external_value(PARAM_INT, 'Some int value', false, 6),
'text' => new external_value(PARAM_ALPHA, 'Some text value')));
$result = external_api::validate_parameters($description, $params);
$this->assertCount(2, $result);
reset($result);
$this->assertSame('someid', key($result));
$this->assertSame(6, $result['someid']);
$this->assertSame('aaa', $result['text']);
}
/**
* Test for clean_returnvalue().
*/
public function test_clean_returnvalue() {
// Build some return value decription.
$returndesc = new external_multiple_structure(
new external_single_structure(
array(
'object' => new external_single_structure(
array('value1' => new external_value(PARAM_INT, 'this is a int'))),
'value2' => new external_value(PARAM_TEXT, 'some text', VALUE_OPTIONAL))
));
// Clean an object (it should be cast into an array).
$object = new stdClass();
$object->value1 = 1;
$singlestructure['object'] = $object;
$singlestructure['value2'] = 'Some text';
$testdata = array($singlestructure);
$cleanedvalue = external_api::clean_returnvalue($returndesc, $testdata);
$cleanedsinglestructure = array_pop($cleanedvalue);
$this->assertSame($object->value1, $cleanedsinglestructure['object']['value1']);
$this->assertSame($singlestructure['value2'], $cleanedsinglestructure['value2']);
// Missing VALUE_OPTIONAL.
$object = new stdClass();
$object->value1 = 1;
$singlestructure = new stdClass();
$singlestructure->object = $object;
$testdata = array($singlestructure);
$cleanedvalue = external_api::clean_returnvalue($returndesc, $testdata);
$cleanedsinglestructure = array_pop($cleanedvalue);
$this->assertSame($object->value1, $cleanedsinglestructure['object']['value1']);
$this->assertArrayNotHasKey('value2', $cleanedsinglestructure);
// Unknown attribute (the value should be ignored).
$object = array();
$object['value1'] = 1;
$singlestructure = array();
$singlestructure['object'] = $object;
$singlestructure['value2'] = 'Some text';
$singlestructure['unknownvalue'] = 'Some text to ignore';
$testdata = array($singlestructure);
$cleanedvalue = external_api::clean_returnvalue($returndesc, $testdata);
$cleanedsinglestructure = array_pop($cleanedvalue);
$this->assertSame($object['value1'], $cleanedsinglestructure['object']['value1']);
$this->assertSame($singlestructure['value2'], $cleanedsinglestructure['value2']);
$this->assertArrayNotHasKey('unknownvalue', $cleanedsinglestructure);
// Missing required value (an exception is thrown).
$object = array();
$singlestructure = array();
$singlestructure['object'] = $object;
$singlestructure['value2'] = 'Some text';
$testdata = array($singlestructure);
$this->setExpectedException('invalid_response_exception');
$cleanedvalue = external_api::clean_returnvalue($returndesc, $testdata);
}
/*
* Test external_api::get_context_from_params().
*/
public function test_get_context_from_params() {
$this->resetAfterTest(true);
$course = $this->getDataGenerator()->create_course();
$realcontext = context_course::instance($course->id);
// Use context id.
$fetchedcontext = test_exernal_api::get_context_wrapper(array("contextid" => $realcontext->id));
$this->assertEquals($realcontext, $fetchedcontext);
// Use context level and instance id.
$fetchedcontext = test_exernal_api::get_context_wrapper(array("contextlevel" => "course", "instanceid" => $course->id));
$this->assertEquals($realcontext, $fetchedcontext);
// Passing wrong level.
$this->setExpectedException('invalid_parameter_exception');
$fetchedcontext = test_exernal_api::get_context_wrapper(array("contextlevel" => "random", "instanceid" => $course->id));
}
/*
* Test external_api::get_context()_from_params parameter validation.
*/
public function test_get_context_params() {
global $USER;
// Call without correct context details.
$this->setExpectedException('invalid_parameter_exception');
test_exernal_api::get_context_wrapper(array('roleid' => 3, 'userid' => $USER->id));
}
/*
* Test external_api::get_context()_from_params parameter validation.
*/
public function test_get_context_params2() {
global $USER;
// Call without correct context details.
$this->setExpectedException('invalid_parameter_exception');
test_exernal_api::get_context_wrapper(array('roleid' => 3, 'userid' => $USER->id, 'contextlevel' => "course"));
}
/*
* Test external_api::get_context()_from_params parameter validation.
*/
public function test_get_context_params3() {
global $USER;
// Call without correct context details.
$this->resetAfterTest(true);
$course = self::getDataGenerator()->create_course();
$this->setExpectedException('invalid_parameter_exception');
test_exernal_api::get_context_wrapper(array('roleid' => 3, 'userid' => $USER->id, 'instanceid' => $course->id));
}
}
/*
* Just a wrapper to access protected apis for testing
*/
class test_exernal_api extends external_api {
public static function get_context_wrapper($params) {
return self::get_context_from_params($params);
}
}