function ModuleDependencyTestCase::testModuleEnableOrder
7.x system.test | ModuleDependencyTestCase::testModuleEnableOrder() |
Tests that module dependencies are enabled in the correct order via the UI. Dependencies should be enabled before their dependents.
File
- drupal-7.x/
modules/ system/ system.test, line 501 - Tests for system.module.
Class
- ModuleDependencyTestCase
- Test module dependency functionality.
Code
function testModuleEnableOrder() {
module_enable(array('module_test'), FALSE);
$this->resetAll();
$this->assertModules(array('module_test'), TRUE);
variable_set('dependency_test', 'dependency');
// module_test creates a dependency chain: forum depends on poll, which
// depends on php. The correct enable order is, php, poll, forum.
$expected_order = array('php', 'poll', 'forum');
// Enable the modules through the UI, verifying that the dependency chain
// is correct.
$edit = array();
$edit['modules[Core][forum][enable]'] = 'forum';
$this->drupalPost('admin/modules', $edit, t('Save configuration'));
$this->assertModules(array('forum'), FALSE);
$this->assertText(t('You must enable the Poll, PHP filter modules to install Forum.'), t('Dependency chain created.'));
$edit['modules[Core][poll][enable]'] = 'poll';
$edit['modules[Core][php][enable]'] = 'php';
$this->drupalPost('admin/modules', $edit, t('Save configuration'));
$this->assertModules(array('forum', 'poll', 'php'), TRUE);
// Check the actual order which is saved by module_test_modules_enabled().
$this->assertIdentical(variable_get('test_module_enable_order', FALSE), $expected_order, t('Modules enabled in the correct order.'));
}