Ghost/core/server/config/env/config.testing-mysql.json

{
    "url": "http://127.0.0.1:2369",
    "server": {
        "port": 2369
    },
    "database": {
        "client": "mysql",
        "connection": {
            "host"     : "127.0.0.1",
            "user"     : "root",
            "password" : "",
            "database" : "ghost_testing"
        }
    },
    "logging": false
}