--TEST--
Partial update from lock file should apply lock file and downgrade unstable packages even if not whitelisted
--COMPOSER--
{
    "repositories": [
        {
            "type": "package",
            "package": [
                { "name": "a/old", "version": "1.0.0" },
                { "name": "a/old", "version": "2.0.0" },
                { "name": "b/unstable", "version": "1.0.0" },
                { "name": "b/unstable", "version": "1.1.0-alpha" },
                { "name": "c/uptodate", "version": "1.0.0" },
                { "name": "d/removed", "version": "1.0.0" }
            ]
        }
    ],
    "require": {
        "a/old": "*",
        "b/unstable": "*",
        "c/uptodate": "*"
    }
}
--LOCK--
{
    "packages": [
        { "name": "a/old", "version": "1.0.0" },
        { "name": "b/unstable", "version": "1.1.0-alpha" },
        { "name": "c/uptodate", "version": "1.0.0" },
        { "name": "d/removed", "version": "1.0.0" }
    ],
    "packages-dev": [],
    "aliases": [],
    "minimum-stability": "stable",
    "stability-flags": {
        "b/unstable": 15
    },
    "platform": [],
    "platform-dev": []
}
--INSTALLED--
[
    { "name": "a/old", "version": "0.9.0" },
    { "name": "b/unstable", "version": "1.1.0-alpha" },
    { "name": "c/uptodate", "version": "2.0.0" }
]
--RUN--
update c/uptodate
--EXPECT-LOCK--
{
    "packages": [
        { "name": "a/old", "version": "1.0.0", "type": "library" },
        { "name": "b/unstable", "version": "1.0.0", "type": "library" },
        { "name": "c/uptodate", "version": "2.0.0", "type": "library" }
    ],
    "packages-dev": [],
    "aliases": [],
    "minimum-stability": "stable",
    "stability-flags": [],
    "platform": [],
    "platform-dev": []
}
--EXPECT--
Updating a/old (0.9.0) to a/old (1.0.0)
Updating b/unstable (1.1.0-alpha) to b/unstable (1.0.0)