function LoopTest::testListItemRenaming

Tests that list items can be renamed for usage in nested loops.

File

tests/src/Unit/Integration/Engine/LoopTest.php, line 65

Class

LoopTest

Test Rules execution with the loop plugin.

Namespace

Code

public function testListItemRenaming() {
    // The rule contains a list of strings that will be concatenated into one
    // variable.
    $rule = $this->rulesExpressionManager
        ->createRule();
    $rule->addAction('rules_variable_add', ContextConfig::create()->setValue('type', 'string')
        ->setValue('value', '')
        ->provideAs('variable_added', 'result'));
    $outer_loop = $this->rulesExpressionManager
        ->createInstance('rules_loop', [
        'list' => 'outer_list',
        'list_item' => 'outer_item',
    ]);
    $outer_loop->addAction('rules_data_set', ContextConfig::create()->map('data', 'result')
        ->setValue('value', '{{result}} {{outer_item}}')
        ->process('value', 'rules_tokens'));
    $inner_loop = $this->rulesExpressionManager
        ->createInstance('rules_loop', [
        'list' => 'inner_list',
        'list_item' => 'inner_item',
    ]);
    $inner_loop->addAction('rules_data_set', ContextConfig::create()->map('data', 'result')
        ->setValue('value', '{{result}} {{inner_item}}')
        ->process('value', 'rules_tokens'));
    $outer_loop->addExpressionObject($inner_loop);
    $rule->addExpressionObject($outer_loop);
    $result = RulesComponent::create($rule)->addContextDefinition('outer_list', ContextDefinition::create('string')->setMultiple())
        ->addContextDefinition('inner_list', ContextDefinition::create('string')->setMultiple())
        ->provideContext('result')
        ->setContextValue('outer_list', [
        'Outer 1',
        'Outer 2',
    ])
        ->setContextValue('inner_list', [
        'Inner 1',
        'Inner 2',
        'Inner 3',
    ])
        ->execute();
    $this->assertEquals(' Outer 1 Inner 1 Inner 2 Inner 3 Outer 2 Inner 1 Inner 2 Inner 3', $result['result']);
}