public function ExperimentalModuleTest::testExperimentalConfirmForm in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/system/tests/src/Functional/Module/ExperimentalModuleTest.php \Drupal\Tests\system\Functional\Module\ExperimentalModuleTest::testExperimentalConfirmForm()

Tests installing experimental modules and dependencies in the UI.

File

core/modules/system/tests/src/Functional/Module/ExperimentalModuleTest.php, line 42

Class

ExperimentalModuleTest

Tests the installation of modules.

Namespace

Drupal\Tests\system\Functional\Module

Code

public function testExperimentalConfirmForm() {

  // First, test installing a non-experimental module with no dependencies.
  // There should be no confirmation form and no experimental module warning.
  $edit = [];
  $edit["modules[test_page_test][enable]"] = TRUE;
  $this
    ->drupalPostForm('admin/modules', $edit, t('Install'));
  $this
    ->assertText('Module Test page has been enabled.');
  $this
    ->assertNoText('Experimental modules are provided for testing purposes only.');

  // Uninstall the module.
  \Drupal::service('module_installer')
    ->uninstall([
    'test_page_test',
  ]);

  // Next, test installing an experimental module with no dependencies.
  // There should be a confirmation form with an experimental warning, but no
  // list of dependencies.
  $edit = [];
  $edit["modules[experimental_module_test][enable]"] = TRUE;
  $this
    ->drupalPostForm('admin/modules', $edit, 'Install');

  // The module should not be enabled and there should be a warning and a
  // list of the experimental modules with only this one.
  $this
    ->assertNoText('Experimental Test has been enabled.');
  $this
    ->assertText('Experimental modules are provided for testing purposes only.');
  $this
    ->assertText('The following modules are experimental: Experimental Test');

  // There should be no message about enabling dependencies.
  $this
    ->assertNoText('You must enable');

  // Enable the module and confirm that it worked.
  $this
    ->drupalPostForm(NULL, [], 'Continue');
  $this
    ->assertText('Experimental Test has been enabled.');

  // Uninstall the module.
  \Drupal::service('module_installer')
    ->uninstall([
    'experimental_module_test',
  ]);

  // Test enabling a module that is not itself experimental, but that depends
  // on an experimental module.
  $edit = [];
  $edit["modules[experimental_module_dependency_test][enable]"] = TRUE;
  $this
    ->drupalPostForm('admin/modules', $edit, 'Install');

  // The module should not be enabled and there should be a warning and a
  // list of the experimental modules with only this one.
  $this
    ->assertNoText('2 modules have been enabled: Experimental Dependency Test, Experimental Test');
  $this
    ->assertText('Experimental modules are provided for testing purposes only.');
  $this
    ->assertText('The following modules are experimental: Experimental Test');

  // Ensure the non-experimental module is not listed as experimental.
  $this
    ->assertNoText('The following modules are experimental: Experimental Test, Experimental Dependency Test');
  $this
    ->assertNoText('The following modules are experimental: Experimental Dependency Test');

  // There should be a message about enabling dependencies.
  $this
    ->assertText('You must enable the Experimental Test module to install Experimental Dependency Test');

  // Enable the module and confirm that it worked.
  $this
    ->drupalPostForm(NULL, [], 'Continue');
  $this
    ->assertText('2 modules have been enabled: Experimental Dependency Test, Experimental Test');

  // Uninstall the modules.
  \Drupal::service('module_installer')
    ->uninstall([
    'experimental_module_test',
    'experimental_module_dependency_test',
  ]);

  // Finally, check both the module and its experimental dependency. There is
  // still a warning about experimental modules, but no message about
  // dependencies, since the user specifically enabled the dependency.
  $edit = [];
  $edit["modules[experimental_module_test][enable]"] = TRUE;
  $edit["modules[experimental_module_dependency_test][enable]"] = TRUE;
  $this
    ->drupalPostForm('admin/modules', $edit, 'Install');

  // The module should not be enabled and there should be a warning and a
  // list of the experimental modules with only this one.
  $this
    ->assertNoText('2 modules have been enabled: Experimental Dependency Test, Experimental Test');
  $this
    ->assertText('Experimental modules are provided for testing purposes only.');
  $this
    ->assertText('The following modules are experimental: Experimental Test');

  // Ensure the non-experimental module is not listed as experimental.
  $this
    ->assertNoText('The following modules are experimental: Experimental Dependency Test, Experimental Test');
  $this
    ->assertNoText('The following modules are experimental: Experimental Dependency Test');

  // There should be no message about enabling dependencies.
  $this
    ->assertNoText('You must enable');

  // Enable the module and confirm that it worked.
  $this
    ->drupalPostForm(NULL, [], 'Continue');
  $this
    ->assertText('2 modules have been enabled: Experimental Dependency Test, Experimental Test');

  // Try to enable an experimental module that can not be due to
  // hook_requirements().
  \Drupal::state()
    ->set('experimental_module_requirements_test_requirements', TRUE);
  $edit = [];
  $edit["modules[experimental_module_requirements_test][enable]"] = TRUE;
  $this
    ->drupalPostForm('admin/modules', $edit, 'Install');
  $this
    ->assertUrl('admin/modules', [], 'If the module can not be installed we are not taken to the confirm form.');
  $this
    ->assertText('The Experimental Test Requirements module can not be installed.');
}