--TEST--
Update with a package allow list only updates allowed packages if no dependency conflicts
--COMPOSER--
{
    "repositories": [
        {
            "type": "package",
            "package": [
                { "name": "fixed/pkg", "version": "1.1.0" },
                { "name": "fixed/pkg", "version": "1.0.0" },
                { "name": "allowed/pkg", "version": "1.1.0", "require": { "dependency/pkg": "1.1.0" } },
                { "name": "allowed/pkg", "version": "1.0.0", "require": { "dependency/pkg": "1.0.0" } },
                { "name": "dependency/pkg", "version": "1.1.0" },
                { "name": "dependency/pkg", "version": "1.0.0" },
                { "name": "unrelated/pkg", "version": "1.1.0", "require": { "unrelated/pkg-dependency": "1.*" }  },
                { "name": "unrelated/pkg", "version": "1.0.0", "require": { "unrelated/pkg-dependency": "1.*" }  },
                { "name": "unrelated/pkg-dependency", "version": "1.1.0" },
                { "name": "unrelated/pkg-dependency", "version": "1.0.0" }
            ]
        }
    ],
    "require": {
        "fixed/pkg": "1.*",
        "allowed/pkg": "1.*",
        "unrelated/pkg": "1.*"
    }
}
--INSTALLED--
[
    { "name": "fixed/pkg", "version": "1.0.0" },
    { "name": "allowed/pkg", "version": "1.0.0", "require": { "dependency/pkg": "1.0.0" } },
    { "name": "dependency/pkg", "version": "1.0.0" },
    { "name": "unrelated/pkg", "version": "1.0.0", "require": { "unrelated/pkg-dependency": "1.*" } },
    { "name": "unrelated/pkg-dependency", "version": "1.0.0" }
]
--LOCK--
{
    "packages": [
        { "name": "fixed/pkg", "version": "1.0.0" },
        { "name": "allowed/pkg", "version": "1.0.0", "require": { "dependency/pkg": "1.0.0" } },
        { "name": "dependency/pkg", "version": "1.0.0" },
        { "name": "unrelated/pkg", "version": "1.0.0", "require": { "unrelated/pkg-dependency": "1.*" } },
        { "name": "unrelated/pkg-dependency", "version": "1.0.0" }
    ],
    "packages-dev": [],
    "aliases": [],
    "minimum-stability": "dev",
    "stability-flags": {"a/a":20},
    "prefer-stable": false,
    "prefer-lowest": false
}
--RUN--
update allowed/pkg
--EXPECT--