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resolver.php
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resolver.php
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<?php
require_once __DIR__.'/base.php';
class ResolverTest extends \Phark\Tests\TestCase
{
public function setUp()
{
$this->source = new \Phark\Source\ArraySource();
$this->index = new \Phark\Source\SourceIndex(array($this->source));
}
private function _package($name, $version, $deps=array())
{
$deps = array_map(function($dep) { return \Phark\Dependency::parse($dep); }, $deps);
return new \Phark\Package($name, new \Phark\Version($version), $deps, $this->source);
}
public function testResolvingSimpleDependencies()
{
$package = $this->_package('package','1.0.0', array(
'packageA 1.0.0',
'packageB >=2.0.1',
));
$this->source
->add($package)
->add($this->_package('packageA', '1.0.0'))
->add($this->_package('packageA', '2.0.0'))
->add($this->_package('packageB', '1.0.1'))
->add($this->_package('packageB', '2.0.1', array('packageC >=3.0.0')))
->add($this->_package('packageC', '3.0.0', array('packageA >=1.0.0')))
->add($this->_package('packageC', '3.5.0beta1', array('packageA >=1.0.0')))
;
$resolver = new \Phark\DependencyResolver($this->index);
$resolver->package($package);
$solution = $resolver->resolve();
$this->assertEqual($solution, array(
\Phark\Dependency::parse('packageC =3.5.0beta1'),
\Phark\Dependency::parse('packageB =2.0.1'),
\Phark\Dependency::parse('packageA =1.0.0'),
\Phark\Dependency::parse('package =1.0.0'),
));
}
public function testCircularDependencies()
{
$package = $this->_package('packageA','1.0.0', array(
'packageB 1.0.0',
));
$this->source
->add($package)
->add($this->_package('packageB', '1.0.0', array('packageA 1.0.0')))
;
$resolver = new \Phark\DependencyResolver($this->index);
$resolver->package($package);
$solution = $resolver->resolve();
$this->assertEqual($solution, array(
\Phark\Dependency::parse('packageB =1.0.0'),
\Phark\Dependency::parse('packageA =1.0.0'),
));
}
public function testDependencyClash()
{
$package = $this->_package('packageA','1.0.0', array(
'packageB 1.0.0',
'packageC 2.0.1',
));
$this->source
->add($package)
->add($this->_package('packageB', '1.0.0', array('packageA 1.0.0')))
->add($this->_package('packageB', '2.0.0', array('packageA 1.0.0')))
->add($this->_package('packageC', '2.0.1', array('packageB 2.0.0')))
;
$resolver = new \Phark\DependencyResolver($this->index);
$resolver->package($package);
$this->expectException();
$solution = $resolver->resolve($package);
}
}