src/sys/pkg/lib/pkgfs/meta/pkgfs-lib-test.cmx

{
    "program": {
        "binary": "test/pkgfs-lib-test"
    },
    "sandbox": {
        "dev": [
            "misc/ramctl"
        ],
        "features": [
            "isolated-temp"
        ],
        "services": [
            "fuchsia.process.Launcher",
            "fuchsia.sys.Launcher",
            "fuchsia.tracing.provider.Registry"
        ]
    }
}