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TestableViewController.swift
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TestableViewController.swift
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//
// TestableViewController.swift
// MetovaTestKit
//
// Created by Nick Griffith on 5/7/16.
// Copyright © 2016 Metova. All rights reserved.
//
// MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
import UIKit
@testable import MetovaTestKit
// This class exists for the purposes of testing the MTKTestable protocol. In a real project, the class definition would exist in the main target. The MTKTestable extension would exist in a separate file and only part of the test target.
class TestableViewController: UIViewController {
static let TestLabelString = "Test Label String"
static let TestButtonString = "Test Button String"
@IBOutlet weak var testLabel: UILabel!
@IBOutlet weak var testButton: UIButton!
required init() {
super.init(nibName: "TestableViewController", bundle: Bundle(for: type(of: self)))
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
testLabel.text = TestableViewController.TestLabelString
testButton.setTitle(TestableViewController.TestButtonString, for: .normal)
}
func throwError() throws {
throw ViewControllerError()
}
}
extension TestableViewController {
struct ViewControllerError: Error { }
}
// Implementing this method and marking conformance to MTKTestable protocol means we inherit the default implementation of the test(_:) method defined in the extension for the protocol for UIViewControllers.
extension TestableViewController: MTKTestable {
static func instanceForTesting() -> Self {
return self.init()
}
}