--TEST--
Update with a package whitelist only updates those packages if they are not present in composer.json
--COMPOSER--
{
    "repositories": [
        {
            "type": "package",
            "package": [
                { "name": "whitelisted", "version": "1.1.0", "require": { "dependency": "1.1.0", "fixed-dependency": "1.*" } },
                { "name": "whitelisted", "version": "1.0.0", "require": { "dependency": "1.0.0", "fixed-dependency": "1.*" } },
                { "name": "dependency", "version": "1.1.0" },
                { "name": "dependency", "version": "1.0.0" },
                { "name": "fixed-dependency", "version": "1.1.0", "require": { "fixed-sub-dependency": "1.*" } },
                { "name": "fixed-dependency", "version": "1.0.0", "require": { "fixed-sub-dependency": "1.*" } },
                { "name": "fixed-sub-dependency", "version": "1.1.0" },
                { "name": "fixed-sub-dependency", "version": "1.0.0" }
            ]
        }
    ],
    "require": {
        "whitelisted": "1.*",
        "fixed-dependency": "1.*"
    }
}
--INSTALLED--
[
    { "name": "whitelisted", "version": "1.0.0", "require": { "dependency": "1.0.0", "fixed-dependency": "1.*" } },
    { "name": "dependency", "version": "1.0.0" },
    { "name": "fixed-dependency", "version": "1.0.0", "require": { "fixed-sub-dependency": "1.*" } },
    { "name": "fixed-sub-dependency", "version": "1.0.0" }
]
--RUN--
update whitelisted dependency
--EXPECT--
Updating dependency (1.0.0) to dependency (1.1.0)
Updating whitelisted (1.0.0) to whitelisted (1.1.0)