395 lines
14 KiB
PHP
395 lines
14 KiB
PHP
<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Test\DependencyResolver;
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use Composer\Repository\ArrayRepository;
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use Composer\Repository\PlatformRepository;
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use Composer\Repository\ComposerRepository;
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use Composer\DependencyResolver\DefaultPolicy;
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use Composer\DependencyResolver\Pool;
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use Composer\DependencyResolver\Request;
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use Composer\DependencyResolver\Solver;
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use Composer\Package\Link;
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use Composer\Package\LinkConstraint\VersionConstraint;
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use Composer\Test\TestCase;
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class SolverTest extends TestCase
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{
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protected $pool;
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protected $repo;
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protected $repoInstalled;
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protected $request;
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protected $policy;
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public function setUp()
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{
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$this->pool = new Pool;
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$this->repo = new ArrayRepository;
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$this->repoInstalled = new ArrayRepository;
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$this->request = new Request($this->pool);
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$this->policy = new DefaultPolicy;
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$this->solver = new Solver($this->policy, $this->pool, $this->repoInstalled);
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}
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public function testSolverInstallSingle()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSolverInstallWithDeps()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$this->repo->addPackage($newPackageB = $this->getPackage('B', '1.1'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('<', '1.1'), 'requires')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageB),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSolverInstallInstalled()
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{
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$this->repoInstalled->addPackage($this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array());
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}
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public function testSolverInstallInstalledWithAlternative()
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{
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$this->repo->addPackage($this->getPackage('A', '1.0'));
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$this->repoInstalled->addPackage($this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array());
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}
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public function testSolverRemoveSingle()
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{
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$this->repoInstalled->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->remove('A');
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$this->checkSolverResult(array(
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array('job' => 'remove', 'package' => $packageA),
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));
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}
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public function testSolverRemoveUninstalled()
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{
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$this->repo->addPackage($this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->remove('A');
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$this->checkSolverResult(array());
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}
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public function testSolverUpdateSingle()
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{
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$this->repoInstalled->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($newPackageA = $this->getPackage('A', '1.1'));
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$this->reposComplete();
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$this->request->update('A');
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$this->checkSolverResult(array(
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array('job' => 'update', 'from' => $packageA, 'to' => $newPackageA),
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));
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}
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public function testSolverUpdateCurrent()
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{
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$this->repoInstalled->addPackage($this->getPackage('A', '1.0'));
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$this->repo->addPackage($this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->update('A');
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$this->checkSolverResult(array());
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}
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public function testSolverAllJobs()
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{
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$this->repoInstalled->addPackage($packageD = $this->getPackage('D', '1.0'));
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$this->repoInstalled->addPackage($oldPackageC = $this->getPackage('C', '1.0'));
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$this->repo->addPackage($packageA = $this->getPackage('A', '2.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$this->repo->addPackage($newPackageB = $this->getPackage('B', '1.1'));
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$this->repo->addPackage($packageC = $this->getPackage('C', '1.1'));
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$this->repo->addPackage($this->getPackage('D', '1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('<', '1.1'), 'requires')));
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$this->reposComplete();
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$this->request->install('A');
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$this->request->update('C');
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$this->request->remove('D');
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$this->checkSolverResult(array(
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array('job' => 'update', 'from' => $oldPackageC, 'to' => $packageC),
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array('job' => 'install', 'package' => $packageB),
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array('job' => 'remove', 'package' => $packageD),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSolverThreeAlternativeRequireAndConflict()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '2.0'));
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$this->repo->addPackage($middlePackageB = $this->getPackage('B', '1.0'));
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$this->repo->addPackage($newPackageB = $this->getPackage('B', '1.1'));
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$this->repo->addPackage($oldPackageB = $this->getPackage('B', '0.9'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('<', '1.1'), 'requires')));
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$packageA->setConflicts(array(new Link('A', 'B', new VersionConstraint('<', '1.0'), 'conflicts')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $middlePackageB),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSolverObsolete()
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{
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$this->repoInstalled->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$packageB->setReplaces(array(new Link('B', 'A', null)));
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$this->reposComplete();
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$this->request->install('B');
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$this->checkSolverResult(array(
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array('job' => 'update', 'from' => $packageA, 'to' => $packageB),
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));
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}
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public function testInstallOneOfTwoAlternatives()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('A', '1.0'));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testInstallProvider()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageQ = $this->getPackage('Q', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '0.8'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageQ->setProvides(array(new Link('Q', 'B', new VersionConstraint('=', '1.0'), 'provides')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageQ),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSkipReplacerOfExistingPackage()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageQ = $this->getPackage('Q', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageQ->setReplaces(array(new Link('Q', 'B', new VersionConstraint('>=', '1.0'), 'replaces')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageB),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testInstallReplacerOfMissingPackage()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageQ = $this->getPackage('Q', '1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageQ->setReplaces(array(new Link('Q', 'B', new VersionConstraint('>=', '1.0'), 'replaces')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageQ),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testSkipReplacedPackageIfReplacerIsSelected()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageQ = $this->getPackage('Q', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageQ->setReplaces(array(new Link('Q', 'B', new VersionConstraint('>=', '1.0'), 'replaces')));
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$this->reposComplete();
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$this->request->install('A');
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$this->request->install('Q');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageQ),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testPickOlderIfNewerConflicts()
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{
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$this->repo->addPackage($packageX = $this->getPackage('X', '1.0'));
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$packageX->setRequires(array(
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new Link('X', 'A', new VersionConstraint('>=', '2.0.0.0'), 'requires'),
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new Link('X', 'B', new VersionConstraint('>=', '2.0.0.0'), 'requires')));
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$this->repo->addPackage($packageA = $this->getPackage('A', '2.0.0'));
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$this->repo->addPackage($newPackageA = $this->getPackage('A', '2.1.0'));
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$this->repo->addPackage($newPackageB = $this->getPackage('B', '2.1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '2.0.0.0'), 'requires')));
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// new package A depends on version of package B that does not exist
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// => new package A is not installable
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$newPackageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '2.2.0.0'), 'requires')));
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// add a package S replacing both A and B, so that S and B or S and A cannot be simultaneously installed
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// but an alternative option for A and B both exists
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// this creates a more difficult so solve conflict
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$this->repo->addPackage($packageS = $this->getPackage('S', '2.0.0'));
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$packageS->setReplaces(array(new Link('S', 'A', new VersionConstraint('>=', '2.0.0.0'), 'replaces'), new Link('S', 'B', new VersionConstraint('>=', '2.0.0.0'), 'replaces')));
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$this->reposComplete();
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$this->request->install('X');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageA),
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array('job' => 'install', 'package' => $newPackageB),
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array('job' => 'install', 'package' => $packageX),
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));
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}
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public function testInstallCircularRequire()
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{
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageB1 = $this->getPackage('B', '0.9'));
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$this->repo->addPackage($packageB2 = $this->getPackage('B', '1.1'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageB2->setRequires(array(new Link('B', 'A', new VersionConstraint('>=', '1.0'), 'requires')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageB2),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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public function testInstallAlternativeWithCircularRequire()
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{
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$this->markTestIncomplete();
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$this->repo->addPackage($packageA = $this->getPackage('A', '1.0'));
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$this->repo->addPackage($packageB = $this->getPackage('B', '1.0'));
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$this->repo->addPackage($packageC = $this->getPackage('C', '1.0'));
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$this->repo->addPackage($packageD = $this->getPackage('D', '1.0'));
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$packageA->setRequires(array(new Link('A', 'B', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageB->setRequires(array(new Link('B', 'Virtual', new VersionConstraint('>=', '1.0'), 'requires')));
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$packageC->setRequires(array(new Link('C', 'Virtual', new VersionConstraint('==', '1.0'), 'provides')));
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$packageD->setRequires(array(new Link('D', 'Virtual', new VersionConstraint('==', '1.0'), 'provides')));
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$this->reposComplete();
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$this->request->install('A');
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$this->checkSolverResult(array(
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array('job' => 'install', 'package' => $packageC),
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array('job' => 'install', 'package' => $packageB),
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array('job' => 'install', 'package' => $packageA),
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));
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}
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protected function reposComplete()
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{
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$this->pool->addRepository($this->repoInstalled);
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$this->pool->addRepository($this->repo);
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}
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protected function checkSolverResult(array $expected)
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{
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$transaction = $this->solver->solve($this->request);
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$result = array();
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foreach ($transaction as $operation) {
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if ('update' === $operation->getJobType()) {
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$result[] = array(
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'job' => 'update',
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'from' => $operation->getInitialPackage(),
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'to' => $operation->getTargetPackage()
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);
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} else {
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$job = ('uninstall' === $operation->getJobType() ? 'remove' : 'install');
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$result[] = array(
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'job' => $job,
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'package' => $operation->getPackage()
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);
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}
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}
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$this->assertEquals($expected, $result);
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}
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}
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