extend type Query {
    defaultParameters(
        falsyBoolean: Boolean = false
        truthyBoolean: Boolean = true
    ): DefaultParametersMirror!
}

extend type Mutation {
    defaultInput(input: DefaultInput!): DefaultParametersMirror!
}

input DefaultInput {
    falsyBoolean: Boolean = false
    truthyBoolean: Boolean = true
}

type DefaultParametersMirror {
    falsyBoolean: Boolean
    truthyBoolean: Boolean
}