--TEST--
Circular dependencies are possible between packages
--COMPOSER--
{
    "name": "root",
    "version": "dev-master",
    "require": {
        "require/itself": "1.0.0",
        "regular/pkg": "1.0.0"
    },
    "repositories": [
        {
            "type": "package",
            "package": [
                {
                    "name": "require/itself",
                    "version": "1.0.0",
                    "source": { "reference": "some.branch", "type": "git", "url": "" },
                    "require": {
                        "require/itself": "1.0.0"
                    }
                },
                {
                    "name": "regular/pkg",
                    "version": "1.0.0",
                    "source": { "reference": "some.branch", "type": "git", "url": "" },
                    "__dummy__require": {
                        "require/itself": "1.0.0"
                    }
                }
            ]
        }
    ]
}
--RUN--
update -v
--EXPECT--
Installing require/itself (1.0.0)
Installing regular/pkg (1.0.0)