OrExpressionTest.php

<?php

namespace Drupal\Tests\rules\Unit;

use Drupal\rules\Context\ExecutionStateInterface;
use Drupal\rules\Engine\ConditionExpressionInterface;
use Drupal\rules\Plugin\RulesExpression\OrExpression;
use Prophecy\Argument;

/**
 * @coversDefaultClass \Drupal\rules\Plugin\RulesExpression\OrExpression
 * @group Rules
 */
class OrExpressionTest extends RulesUnitTestBase {
    
    /**
     * The 'or' condition container being tested.
     *
     * @var \Drupal\rules\Engine\ConditionExpressionContainerInterface
     */
    protected $or;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->or = new OrExpression([], '', [
            'label' => 'Condition set (OR)',
        ], $this->expressionManager
            ->reveal(), $this->rulesDebugLogger
            ->reveal());
    }
    
    /**
     * Tests one condition.
     */
    public function testOneCondition() {
        // The method on the test condition must be called once.
        $this->trueConditionExpression
            ->executeWithState(Argument::type(ExecutionStateInterface::class))
            ->shouldBeCalledTimes(1);
        $this->or
            ->addExpressionObject($this->trueConditionExpression
            ->reveal());
        $this->assertTrue($this->or
            ->execute(), 'Single condition returns TRUE.');
    }
    
    /**
     * Tests an empty OR.
     */
    public function testEmptyOr() {
        $property = new \ReflectionProperty($this->or, 'conditions');
        $property->setAccessible(TRUE);
        $this->assertEmpty($property->getValue($this->or));
        $this->assertTrue($this->or
            ->execute(), 'Empty OR returns TRUE.');
    }
    
    /**
     * Tests two true conditions.
     */
    public function testTwoConditions() {
        // The method on the test condition must be called once.
        $this->trueConditionExpression
            ->executeWithState(Argument::type(ExecutionStateInterface::class))
            ->shouldBeCalledTimes(1);
        $second_condition = $this->prophesize(ConditionExpressionInterface::class);
        $second_condition->getUuid()
            ->willReturn('true_uuid2');
        $second_condition->getWeight()
            ->willReturn(0);
        $second_condition->executeWithState(Argument::type(ExecutionStateInterface::class))
            ->willReturn(TRUE)
            ->shouldNotBeCalled();
        $this->or
            ->addExpressionObject($this->trueConditionExpression
            ->reveal())
            ->addExpressionObject($second_condition->reveal());
        $this->assertTrue($this->or
            ->execute(), 'Two conditions returns TRUE.');
    }
    
    /**
     * Tests two false conditions.
     */
    public function testTwoFalseConditions() {
        // The method on the test condition must be called once.
        $this->falseConditionExpression
            ->executeWithState(Argument::type(ExecutionStateInterface::class))
            ->shouldBeCalledTimes(1);
        $second_condition = $this->prophesize(ConditionExpressionInterface::class);
        $second_condition->getUuid()
            ->willReturn('false_uuid2');
        $second_condition->getWeight()
            ->willReturn(0);
        $second_condition->executeWithState(Argument::type(ExecutionStateInterface::class))
            ->willReturn(FALSE)
            ->shouldBeCalledTimes(1);
        $this->or
            ->addExpressionObject($this->falseConditionExpression
            ->reveal())
            ->addExpressionObject($second_condition->reveal());
        $this->assertFalse($this->or
            ->execute(), 'Two false conditions return FALSE.');
    }

}