function BlockBaseTest::testContextMapping

Tests that blocks config form have context mapping, and it is stored in configuration.

File

core/tests/Drupal/KernelTests/Core/Block/BlockBaseTest.php, line 25

Class

BlockBaseTest

Tests the BlockBase class, base for all block plugins.

Namespace

Code

public function testContextMapping() : void {
    $configuration = [
        'label' => 'A very cool block',
    ];
    
    /** @var \Drupal\Core\Block\BlockManagerInterface $blockManager */
    $blockManager = \Drupal::service('plugin.manager.block');
    
    /** @var \Drupal\Core\Block\BlockBase $block */
    $block = $blockManager->createInstance('test_block_instantiation', $configuration);
    // Check that context mapping is present in the block config form.
    $form = [];
    $form_state = new FormState();
    $form = $block->buildConfigurationForm($form, $form_state);
    $this->assertArrayHasKey('context_mapping', $form);
    // Check that context mapping is stored in block's configuration.
    $context_mapping = [
        'user' => 'current_user',
    ];
    $form_state->setValue('context_mapping', $context_mapping);
    $block->submitConfigurationForm($form, $form_state);
    $this->assertEquals($context_mapping, $block->getConfiguration()['context_mapping'] ?? NULL);
}