ComposerRequireCheckerTest\DependencyGuesser\DependencyGuesserTest

Complexity

Total Complexity

6

Size/Duplication

Total Lines	49
Duplicated Lines	0 %

Importance

Changes	4
Bugs	0	Features	0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	testCoreExtensionsResolvesToPHP()	0	7	1
A	testGuessExtJson()	0	8	2
A	testDoesNotSuggestAnything()	0	4	1
A	setUp()	0	3	1
A	testUseAddedGuesser()	0	11	1

<?php

namespace ComposerRequireCheckerTest\DependencyGuesser;

use ComposerRequireChecker\Cli\Options;
use ComposerRequireChecker\DependencyGuesser\DependencyGuesser;
use ComposerRequireChecker\DependencyGuesser\GuesserInterface;
use PhpParser\Node\Expr\ArrayItem;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Console\Input\ArrayInput;

final class DependencyGuesserTest extends TestCase
{

    /**
     * @var DependencyGuesser
     */
    private $guesser;

    protected function setUp(): void
    {
        $this->guesser = new DependencyGuesser();
    }

    public function testGuessExtJson(): void
    {
        if (!extension_loaded('json')) {
            $this->markTestSkipped('extension json is not available');
        }
        $result = $this->guesser->__invoke('json_decode');
        $this->assertNotEmpty($result);
        $this->assertContains('ext-json', $result);
    }

    public function testDoesNotSuggestAnything(): void
    {
        $result = $this->guesser->__invoke('an_hopefully_unique_unknown_symbol');
        $this->assertFalse($result->valid());
    }

    public function testCoreExtensionsResolvesToPHP(): void
    {
        $options = new Options(['php-core-extensions' => ['SPL', 'something-else']]);
        $this->guesser = new DependencyGuesser($options);
        $result = $this->guesser->__invoke('RecursiveDirectoryIterator');
        $this->assertNotEmpty($result);
        $this->assertContains('php', $result);
    }

    public function testUseAddedGuesser(): void
    {
        $additionalGuesser = $this->createStub(GuesserInterface::class);
        $additionalGuesser->method('__invoke')
            ->willReturnCallback(function (): \Generator {
                yield 'additional-guesser-result';
            });
        $this->guesser->addGuesser($additionalGuesser);
        $result = $this->guesser->__invoke('some_symbol');
        $this->assertNotEmpty($result);
        $this->assertContains('additional-guesser-result', $result);
    }
}