diff core/modules/system/src/Tests/Module/DependencyTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/system/src/Tests/Module/DependencyTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,202 @@
+<?php
+
+namespace Drupal\system\Tests\Module;
+
+use Drupal\Component\Utility\Unicode;
+
+/**
+ * Enable module without dependency enabled.
+ *
+ * @group Module
+ */
+class DependencyTest extends ModuleTestBase {
+  /**
+   * Checks functionality of project namespaces for dependencies.
+   */
+  public function testProjectNamespaceForDependencies() {
+    $edit = [
+      'modules[filter][enable]' => TRUE,
+    ];
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    // Enable module with project namespace to ensure nothing breaks.
+    $edit = [
+      'modules[system_project_namespace_test][enable]' => TRUE,
+    ];
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    $this->assertModules(['system_project_namespace_test'], TRUE);
+  }
+
+  /**
+   * Attempts to enable the Content Translation module without Language enabled.
+   */
+  public function testEnableWithoutDependency() {
+    // Attempt to enable Content Translation without Language enabled.
+    $edit = [];
+    $edit['modules[content_translation][enable]'] = 'content_translation';
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    $this->assertText(t('Some required modules must be enabled'), 'Dependency required.');
+
+    $this->assertModules(['content_translation', 'language'], FALSE);
+
+    // Assert that the language tables weren't enabled.
+    $this->assertTableCount('language', FALSE);
+
+    $this->drupalPostForm(NULL, NULL, t('Continue'));
+    $this->assertText(t('2 modules have been enabled: Content Translation, Language.'), 'Modules status has been updated.');
+    $this->assertModules(['content_translation', 'language'], TRUE);
+
+    // Assert that the language YAML files were created.
+    $storage = $this->container->get('config.storage');
+    $this->assertTrue(count($storage->listAll('language.entity.')) > 0, 'Language config entity files exist.');
+  }
+
+  /**
+   * Attempts to enable a module with a missing dependency.
+   */
+  public function testMissingModules() {
+    // Test that the system_dependencies_test module is marked
+    // as missing a dependency.
+    $this->drupalGet('admin/modules');
+    $this->assertRaw(t('@module (<span class="admin-missing">missing</span>)', ['@module' => Unicode::ucfirst('_missing_dependency')]), 'A module with missing dependencies is marked as such.');
+    $checkbox = $this->xpath('//input[@type="checkbox" and @disabled="disabled" and @name="modules[system_dependencies_test][enable]"]');
+    $this->assert(count($checkbox) == 1, 'Checkbox for the module is disabled.');
+  }
+
+  /**
+   * Tests enabling a module that depends on an incompatible version of a module.
+   */
+  public function testIncompatibleModuleVersionDependency() {
+    // Test that the system_incompatible_module_version_dependencies_test is
+    // marked as having an incompatible dependency.
+    $this->drupalGet('admin/modules');
+    $this->assertRaw(t('@module (<span class="admin-missing">incompatible with</span> version @version)', [
+      '@module' => 'System incompatible module version test (>2.0)',
+      '@version' => '1.0',
+    ]), 'A module that depends on an incompatible version of a module is marked as such.');
+    $checkbox = $this->xpath('//input[@type="checkbox" and @disabled="disabled" and @name="modules[system_incompatible_module_version_dependencies_test][enable]"]');
+    $this->assert(count($checkbox) == 1, 'Checkbox for the module is disabled.');
+  }
+
+  /**
+   * Tests enabling a module that depends on a module with an incompatible core version.
+   */
+  public function testIncompatibleCoreVersionDependency() {
+    // Test that the system_incompatible_core_version_dependencies_test is
+    // marked as having an incompatible dependency.
+    $this->drupalGet('admin/modules');
+    $this->assertRaw(t('@module (<span class="admin-missing">incompatible with</span> this version of Drupal core)', [
+      '@module' => 'System incompatible core version test',
+    ]), 'A module that depends on a module with an incompatible core version is marked as such.');
+    $checkbox = $this->xpath('//input[@type="checkbox" and @disabled="disabled" and @name="modules[system_incompatible_core_version_dependencies_test][enable]"]');
+    $this->assert(count($checkbox) == 1, 'Checkbox for the module is disabled.');
+  }
+
+  /**
+   * Tests failing PHP version requirements.
+   */
+  public function testIncompatiblePhpVersionDependency() {
+    $this->drupalGet('admin/modules');
+    $this->assertRaw('This module requires PHP version 6502.* and is incompatible with PHP version ' . phpversion() . '.', 'User is informed when the PHP dependency requirement of a module is not met.');
+    $checkbox = $this->xpath('//input[@type="checkbox" and @disabled="disabled" and @name="modules[system_incompatible_php_version_test][enable]"]');
+    $this->assert(count($checkbox) == 1, 'Checkbox for the module is disabled.');
+  }
+
+  /**
+   * Tests enabling a module that depends on a module which fails hook_requirements().
+   */
+  public function testEnableRequirementsFailureDependency() {
+    \Drupal::service('module_installer')->install(['comment']);
+
+    $this->assertModules(['requirements1_test'], FALSE);
+    $this->assertModules(['requirements2_test'], FALSE);
+
+    // Attempt to install both modules at the same time.
+    $edit = [];
+    $edit['modules[requirements1_test][enable]'] = 'requirements1_test';
+    $edit['modules[requirements2_test][enable]'] = 'requirements2_test';
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+
+    // Makes sure the modules were NOT installed.
+    $this->assertText(t('Requirements 1 Test failed requirements'), 'Modules status has been updated.');
+    $this->assertModules(['requirements1_test'], FALSE);
+    $this->assertModules(['requirements2_test'], FALSE);
+
+    // Makes sure that already enabled modules the failing modules depend on
+    // were not disabled.
+    $this->assertModules(['comment'], TRUE);
+  }
+
+  /**
+   * Tests that module dependencies are enabled in the correct order in the UI.
+   *
+   * Dependencies should be enabled before their dependents.
+   */
+  public function testModuleEnableOrder() {
+    \Drupal::service('module_installer')->install(['module_test'], FALSE);
+    $this->resetAll();
+    $this->assertModules(['module_test'], TRUE);
+    \Drupal::state()->set('module_test.dependency', 'dependency');
+    // module_test creates a dependency chain:
+    // - color depends on config
+    // - config depends on help
+    $expected_order = ['help', 'config', 'color'];
+
+    // Enable the modules through the UI, verifying that the dependency chain
+    // is correct.
+    $edit = [];
+    $edit['modules[color][enable]'] = 'color';
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    $this->assertModules(['color'], FALSE);
+    // Note that dependencies are sorted alphabetically in the confirmation
+    // message.
+    $this->assertText(t('You must enable the Configuration Manager, Help modules to install Color.'));
+
+    $edit['modules[config][enable]'] = 'config';
+    $edit['modules[help][enable]'] = 'help';
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    $this->assertModules(['color', 'config', 'help'], TRUE);
+
+    // Check the actual order which is saved by module_test_modules_enabled().
+    $module_order = \Drupal::state()->get('module_test.install_order') ?: [];
+    $this->assertIdentical($module_order, $expected_order);
+  }
+
+  /**
+   * Tests attempting to uninstall a module that has installed dependents.
+   */
+  public function testUninstallDependents() {
+    // Enable the forum module.
+    $edit = ['modules[forum][enable]' => 'forum'];
+    $this->drupalPostForm('admin/modules', $edit, t('Install'));
+    $this->drupalPostForm(NULL, [], t('Continue'));
+    $this->assertModules(['forum'], TRUE);
+
+    // Check that the comment module cannot be uninstalled.
+    $this->drupalGet('admin/modules/uninstall');
+    $checkbox = $this->xpath('//input[@type="checkbox" and @name="uninstall[comment]" and @disabled="disabled"]');
+    $this->assert(count($checkbox) == 1, 'Checkbox for uninstalling the comment module is disabled.');
+
+    // Delete any forum terms.
+    $vid = $this->config('forum.settings')->get('vocabulary');
+    // Ensure taxonomy has been loaded into the test-runner after forum was
+    // enabled.
+    \Drupal::moduleHandler()->load('taxonomy');
+    $terms = entity_load_multiple_by_properties('taxonomy_term', ['vid' => $vid]);
+    foreach ($terms as $term) {
+      $term->delete();
+    }
+    // Uninstall the forum module, and check that taxonomy now can also be
+    // uninstalled.
+    $edit = ['uninstall[forum]' => 'forum'];
+    $this->drupalPostForm('admin/modules/uninstall', $edit, t('Uninstall'));
+    $this->drupalPostForm(NULL, NULL, t('Uninstall'));
+    $this->assertText(t('The selected modules have been uninstalled.'), 'Modules status has been updated.');
+
+    // Uninstall comment module.
+    $edit = ['uninstall[comment]' => 'comment'];
+    $this->drupalPostForm('admin/modules/uninstall', $edit, t('Uninstall'));
+    $this->drupalPostForm(NULL, NULL, t('Uninstall'));
+    $this->assertText(t('The selected modules have been uninstalled.'), 'Modules status has been updated.');
+  }
+
+}