public function test_mod_lti_is_cartridge()
{
$result = mod_lti_external::is_cartridge($this->getExternalTestFileUrl('/ims_cartridge_basic_lti_link.xml'));
$this->assertTrue($result['iscartridge']);
$result = mod_lti_external::is_cartridge($this->getExternalTestFileUrl('/test.html'));
$this->assertFalse($result['iscartridge']);
}
/**
* Test view_lti
*/
public function test_view_lti()
{
global $DB;
// Test invalid instance id.
try {
mod_lti_external::view_lti(0);
$this->fail('Exception expected due to invalid mod_lti instance id.');
} catch (moodle_exception $e) {
$this->assertEquals('invalidrecord', $e->errorcode);
}
// Test not-enrolled user.
$usernotenrolled = self::getDataGenerator()->create_user();
$this->setUser($usernotenrolled);
try {
mod_lti_external::view_lti($this->lti->id);
$this->fail('Exception expected due to not enrolled user.');
} catch (moodle_exception $e) {
$this->assertEquals('requireloginerror', $e->errorcode);
}
// Test user with full capabilities.
$this->setUser($this->student);
// Trigger and capture the event.
$sink = $this->redirectEvents();
$result = mod_lti_external::view_lti($this->lti->id);
$result = external_api::clean_returnvalue(mod_lti_external::view_lti_returns(), $result);
$events = $sink->get_events();
$this->assertCount(1, $events);
$event = array_shift($events);
// Checking that the event contains the expected values.
$this->assertInstanceOf('\\mod_lti\\event\\course_module_viewed', $event);
$this->assertEquals($this->context, $event->get_context());
$moodlelti = new \moodle_url('/mod/lti/view.php', array('id' => $this->cm->id));
$this->assertEquals($moodlelti, $event->get_url());
$this->assertEventContextNotUsed($event);
$this->assertNotEmpty($event->get_name());
// Test user with no capabilities.
// We need a explicit prohibit since this capability is only defined in authenticated user and guest roles.
assign_capability('mod/lti:view', CAP_PROHIBIT, $this->studentrole->id, $this->context->id);
// Empty all the caches that may be affected by this change.
accesslib_clear_all_caches_for_unit_testing();
course_modinfo::clear_instance_cache();
try {
mod_lti_external::view_lti($this->lti->id);
$this->fail('Exception expected due to missing capability.');
} catch (moodle_exception $e) {
$this->assertEquals('requireloginerror', $e->errorcode);
}
}
/**
* Tests for lti_build_content_item_selection_request().
*/
public function test_lti_build_content_item_selection_request()
{
$this->resetAfterTest();
$this->setAdminUser();
// Create a tool proxy.
$proxy = mod_lti_external::create_tool_proxy('Test proxy', $this->getExternalTestFileUrl('/test.html'), array(), array());
// Create a tool type, associated with that proxy.
$type = new stdClass();
$data = new stdClass();
$data->lti_contentitem = true;
$type->state = LTI_TOOL_STATE_CONFIGURED;
$type->name = "Test tool";
$type->description = "Example description";
$type->toolproxyid = $proxy->id;
$type->baseurl = $this->getExternalTestFileUrl('/test.html');
$typeid = lti_add_type($type, $data);
$typeconfig = lti_get_type_config($typeid);
$course = $this->getDataGenerator()->create_course();
$returnurl = new moodle_url('/');
// Default parameters.
$result = lti_build_content_item_selection_request($typeid, $course, $returnurl);
$this->assertNotEmpty($result);
$this->assertNotEmpty($result->params);
$this->assertNotEmpty($result->url);
$params = $result->params;
$url = $result->url;
$this->assertEquals($typeconfig['toolurl'], $url);
$this->assertEquals('ContentItemSelectionRequest', $params['lti_message_type']);
$this->assertEquals(LTI_VERSION_2, $params['lti_version']);
$this->assertEquals('application/vnd.ims.lti.v1.ltilink', $params['accept_media_types']);
$this->assertEquals('frame,iframe,window', $params['accept_presentation_document_targets']);
$this->assertEquals($returnurl->out(false), $params['content_item_return_url']);
$this->assertEquals('false', $params['accept_unsigned']);
$this->assertEquals('false', $params['accept_multiple']);
$this->assertEquals('false', $params['accept_copy_advice']);
$this->assertEquals('false', $params['auto_create']);
$this->assertEquals($type->name, $params['title']);
$this->assertFalse(isset($params['resource_link_id']));
$this->assertFalse(isset($params['resource_link_title']));
$this->assertFalse(isset($params['resource_link_description']));
$this->assertFalse(isset($params['launch_presentation_return_url']));
$this->assertFalse(isset($params['lis_result_sourcedid']));
// Custom parameters.
$title = 'My custom title';
$text = 'This is the tool description';
$mediatypes = ['image/*', 'video/*'];
$targets = ['embed', 'iframe'];
$result = lti_build_content_item_selection_request($typeid, $course, $returnurl, $title, $text, $mediatypes, $targets, true, true, true, true, true);
$this->assertNotEmpty($result);
$this->assertNotEmpty($result->params);
$this->assertNotEmpty($result->url);
$params = $result->params;
$this->assertEquals(implode(',', $mediatypes), $params['accept_media_types']);
$this->assertEquals(implode(',', $targets), $params['accept_presentation_document_targets']);
$this->assertEquals('true', $params['accept_unsigned']);
$this->assertEquals('true', $params['accept_multiple']);
$this->assertEquals('true', $params['accept_copy_advice']);
$this->assertEquals('true', $params['auto_create']);
$this->assertEquals($title, $params['title']);
$this->assertEquals($text, $params['text']);
// Invalid flag values.
$result = lti_build_content_item_selection_request($typeid, $course, $returnurl, $title, $text, $mediatypes, $targets, 'aa', -1, 0, 1, 0xabc);
$this->assertNotEmpty($result);
$this->assertNotEmpty($result->params);
$this->assertNotEmpty($result->url);
$params = $result->params;
$this->assertEquals(implode(',', $mediatypes), $params['accept_media_types']);
$this->assertEquals(implode(',', $targets), $params['accept_presentation_document_targets']);
$this->assertEquals('false', $params['accept_unsigned']);
$this->assertEquals('false', $params['accept_multiple']);
$this->assertEquals('false', $params['accept_copy_advice']);
$this->assertEquals('false', $params['auto_create']);
$this->assertEquals($title, $params['title']);
$this->assertEquals($text, $params['text']);
}
