app/phpmon/Common/Shell/ActiveShell.swift

//
//  Shell.swift
//  PHP Monitor
//
//  Created by Nico Verbruggen on 20/09/2022.
//  Copyright © 2023 Nico Verbruggen. All rights reserved.
//

import Foundation

var Shell: ShellProtocol {
    return ActiveShell.shared
}

class ActiveShell {
    static var shared: ShellProtocol = RealShell()

    public static func useTestable(_ expectations: [String: BatchFakeShellOutput]) {
        Self.shared = TestableShell(expectations: expectations)
    }

    public static func useSystem() {
        Self.shared = RealShell()
    }
}