Pariece McKinney
60 lines
2.6 KiB
Swift
60 lines
2.6 KiB
Swift
/*
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Copyright (c) 2019, Apple Inc. All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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3. Neither the name of the copyright holder(s) nor the names of any contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission. No license is granted to the trademarks of
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the copyright holders even if such marks are included in this software.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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import XCTest
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import UIKit
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class TopLevelUIUtilities<T: UIViewController> {
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private var rootWindow: UIWindow!
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func setupTopLevelUI(withViewController viewController: T) {
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rootWindow = UIWindow(frame: UIScreen.main.bounds)
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rootWindow.isHidden = false
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rootWindow.rootViewController = viewController
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_ = viewController.view
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viewController.viewWillAppear(false)
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viewController.viewDidAppear(false)
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}
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func tearDownTopLevelUI() {
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guard let rootWindow = rootWindow,
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let rootViewController = rootWindow.rootViewController as? T else {
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XCTFail("tearDownTopLevelUI() was called without setupTopLevelUI() being called first")
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return
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}
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rootViewController.viewWillDisappear(false)
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rootViewController.viewDidDisappear(false)
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rootWindow.rootViewController = nil
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rootWindow.isHidden = true
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self.rootWindow = nil
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}
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}
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