src/ledger/lib/ledger_lib_unittests.cmx

{
    "program": {
        "binary": "test/ledger_lib_unittests"
    },
    "sandbox": {
        "features": [
            "isolated-temp"
        ],
        "services": [
            "fuchsia.logger.LogSink",
            "fuchsia.process.Launcher"
        ]
    }
}