function RulesEngineTest::testRuleCreation

Tests creating a rule and iterating over the rule elements.

File

tests/src/Kernel/RulesEngineTest.php, line 37

Class

RulesEngineTest

Test using the Rules API to create and evaluate rules.

Namespace

Code

public function testRuleCreation() {
  // Create an 'and' condition container and add conditions to it.
  $and = $this->expressionManager
    ->createAnd()
    ->addCondition('rules_test_false')
    ->addCondition('rules_test_true', ContextConfig::create()->negateResult())
    ->negate();
  // Test that the 'and' condition container evaluates to TRUE.
  $this->assertTrue($and->execute());
  // Create an 'or' condition container and add conditions to it, including
  // the previously created 'and' condition container.
  $or = $this->expressionManager
    ->createOr()
    ->addCondition('rules_test_true', ContextConfig::create()->negateResult())
    ->addCondition('rules_test_false')
    ->addExpressionObject($and);
  // Test that the 'or' condition container evaluates to TRUE.
  $this->assertTrue($or->execute());
  // Create a rule and add conditions to it, including the previously created
  // 'or' condition container.
  $rule = $this->expressionManager
    ->createRule();
  $rule->addCondition('rules_test_true')
    ->addCondition('rules_test_true')
    ->addExpressionObject($or);
  // Test that the rule's condition container evaluates to TRUE.
  $this->assertTrue($rule->getConditions()
    ->execute());
  // Add an action to it and execute the rule.
  $rule->addAction('rules_test_debug_log');
  $rule->execute();
  // Test that the action logged something.
  $this->assertRulesDebugLogEntryExists('action called');
}