OperandsInArithmeticAdditionRuleTest.php

<?php declare(strict_types = 1);

namespace PHPStan\Rules\Operators;

use PHPStan\Php\PhpVersion;
use PHPStan\Rules\Rule;
use PHPStan\Rules\RuleLevelHelper;
use PHPStan\Testing\RuleTestCase;
use function array_merge;
use const PHP_VERSION_ID;

/**
 * @extends RuleTestCase<OperandsInArithmeticAdditionRule>
 */
class OperandsInArithmeticAdditionRuleTest extends RuleTestCase
{

	protected function getRule(): Rule
	{
		return new OperandsInArithmeticAdditionRule(
			new OperatorRuleHelper(
				self::getContainer()->getByType(RuleLevelHelper::class),
				self::getContainer()->getByType(PhpVersion::class),
			),
		);
	}

	public function testRule(): void
	{
		$messages = [
			[
				'Only numeric types are allowed in +, null given on the right side.',
				28,
			],
			[
				'Only numeric types are allowed in +, null given on the right side.',
				29,
			],
		];

		if (PHP_VERSION_ID < 80000) {
			$messages[] = [
				'Only numeric types are allowed in +, (list<string>|false) given on the left side.',
				110,
			];
		}

		$messages = array_merge(
			$messages,
			[
				[
					'Only numeric types are allowed in +, null given on the right side.',
					132,
				],
				[
					'Only numeric types are allowed in +, null given on the right side.',
					133,
				],
			],
		);

		$this->analyse([__DIR__ . '/data/operators.php'], $messages);
	}

	/**
	 * @requires PHP >= 8.4
	 */
	public function testRuleWithBcMath(): void
	{
		$this->analyse([__DIR__ . '/data/operators-bcmath.php'], [
			[
				'Only numeric types are allowed in +, null given on the right side.',
				36,
			],
			[
				'Only numeric types are allowed in +, null given on the left side.',
				37,
			],
			[
				'Only numeric types are allowed in +, null given on the right side.',
				157,
			],
		]);
	}

}