composer/tests/Composer/Test/Json/JsonManipulatorTest.php

<?php

/*
 * This file is part of Composer.
 *
 * (c) Nils Adermann <naderman@naderman.de>
 *     Jordi Boggiano <j.boggiano@seld.be>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Composer\Test\Json;

use Composer\Json\JsonManipulator;

class JsonManipulatorTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @dataProvider linkProvider
     */
    public function testAddLink($json, $type, $package, $constraint, $expected)
    {
        $manipulator = new JsonManipulator($json);
        $this->assertTrue($manipulator->addLink($type, $package, $constraint));
        $this->assertEquals($expected, $manipulator->getContents());
    }

    public function linkProvider()
    {
        return array(
            array(
                '{
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "require": {
        "vendor/baz": "qux"
    }
}
'
            ),
            array(
                '{
    "foo": "bar"
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "foo": "bar",
    "require": {
        "vendor/baz": "qux"
    }
}
'
            ),
            array(
                '{
    "require": {
    }
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "require": {
        "vendor/baz": "qux"
    }
}
'
            ),
            array(
                '{
    "require": {
        "foo": "bar"
    }
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "require": {
        "foo": "bar",
        "vendor/baz": "qux"
    }
}
'
            ),
            array(
                '{
    "require":
    {
        "foo": "bar",
        "vendor/baz": "baz"
    }
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "require":
    {
        "foo": "bar",
        "vendor/baz": "qux"
    }
}
'
            ),
            array(
                '{
    "require":
    {
        "foo": "bar",
        "vendor\/baz": "baz"
    }
}',
                'require',
                'vendor/baz',
                'qux',
                '{
    "require":
    {
        "foo": "bar",
        "vendor/baz": "qux"
    }
}
'
            ),
        );
    }

    /**
     * @dataProvider removeSubNodeProvider
     */
    public function testRemoveSubNode($json, $name, $expected, $expectedContent = null)
    {
        $manipulator = new JsonManipulator($json);

        $this->assertEquals($expected, $manipulator->removeSubNode('repositories', $name));
        if (null !== $expectedContent) {
            $this->assertEquals($expectedContent, $manipulator->getContents());
        }
    }

    public function removeSubNodeProvider()
    {
        return array(
            'works on simple ones first' => array(
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        },
        "bar": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}',
                'foo',
                true,
                '{
    "repositories": {
        "bar": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}
'
            ),
            'works on simple ones last' => array(
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        },
        "bar": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}',
                'bar',
                true,
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}
'
            ),
            'works on simple ones unique' => array(
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}',
                'foo',
                true,
                '{
    "repositories": {
    }
}
'
            ),
            'works on simple ones middle' => array(
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        },
        "bar": {
            "foo": "bar",
            "bar": "baz"
        },
        "baz": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}',
                'bar',
                true,
                '{
    "repositories": {
        "foo": {
            "foo": "bar",
            "bar": "baz"
        },
        "baz": {
            "foo": "bar",
            "bar": "baz"
        }
    }
}
'
            ),
            'works on empty repos' => array(
                '{
    "repositories": {
    }
}',
                'bar',
                true
            ),
            'works on empty repos2' => array(
                '{
    "repositories": {}
}',
                'bar',
                true
            ),
            'works on missing repos' => array(
                "{\n}",
                'bar',
                true
            ),
            'works on deep repos' => array(
                '{
    "repositories": {
        "foo": {
            "package": { "bar": "baz" }
        }
    }
}',
                'foo',
                true,
                '{
    "repositories": {
    }
}
'
            ),
            'fails on deep repos with borked texts' => array(
                '{
    "repositories": {
        "foo": {
            "package": { "bar": "ba{z" }
        }
    }
}',
                'bar',
                false
            ),
            'fails on deep repos with borked texts2' => array(
                '{
    "repositories": {
        "foo": {
            "package": { "bar": "ba}z" }
        }
    }
}',
                'bar',
                false
            ),
        );
    }

    public function testAddRepositoryCanInitializeEmptyRepositories()
    {
        $manipulator = new JsonManipulator('{
    "repositories": {
    }
}');

        $this->assertTrue($manipulator->addRepository('bar', array('type' => 'composer')));
        $this->assertEquals('{
    "repositories": {
        "bar": {
            "type": "composer"
        }
    }
}
', $manipulator->getContents());
    }

    public function testAddRepositoryCanInitializeFromScratch()
    {
        $manipulator = new JsonManipulator('{
    "a": "b"
}');

        $this->assertTrue($manipulator->addRepository('bar2', array('type' => 'composer')));
        $this->assertEquals('{
    "a": "b",
    "repositories": {
        "bar2": {
            "type": "composer"
        }
    }
}
', $manipulator->getContents());
    }

    public function testAddRepositoryCanAdd()
    {
        $manipulator = new JsonManipulator('{
    "repositories": {
        "foo": {
            "type": "vcs",
            "url": "lala"
        }
    }
}');

        $this->assertTrue($manipulator->addRepository('bar', array('type' => 'composer')));
        $this->assertEquals('{
    "repositories": {
        "foo": {
            "type": "vcs",
            "url": "lala"
        },
        "bar": {
            "type": "composer"
        }
    }
}
', $manipulator->getContents());
    }

    public function testAddRepositoryCanOverrideDeepRepos()
    {
        $manipulator = new JsonManipulator('{
    "repositories": {
        "baz": {
            "type": "package",
            "package": {}
        }
    }
}');

        $this->assertTrue($manipulator->addRepository('baz', array('type' => 'composer')));
        $this->assertEquals('{
    "repositories": {
        "baz": {
            "type": "composer"
        }
    }
}
', $manipulator->getContents());
    }

    public function testAddConfigSettingCanAdd()
    {
        $manipulator = new JsonManipulator('{
    "config": {
        "foo": "bar"
    }
}');

        $this->assertTrue($manipulator->addConfigSetting('bar', 'baz'));
        $this->assertEquals('{
    "config": {
        "foo": "bar",
        "bar": "baz"
    }
}
', $manipulator->getContents());
    }

    public function testAddConfigSettingCanOverwrite()
    {
        $manipulator = new JsonManipulator('{
    "config": {
        "foo": "bar",
        "bar": "baz"
    }
}');

        $this->assertTrue($manipulator->addConfigSetting('foo', 'zomg'));
        $this->assertEquals('{
    "config": {
        "foo": "zomg",
        "bar": "baz"
    }
}
', $manipulator->getContents());
    }

    public function testAddConfigSettingCanOverwriteNumbers()
    {
        $manipulator = new JsonManipulator('{
    "config": {
        "foo": 500
    }
}');

        $this->assertTrue($manipulator->addConfigSetting('foo', 50));
        $this->assertEquals('{
    "config": {
        "foo": 50
    }
}
', $manipulator->getContents());
    }
}