Then I implemented UITest for that app.
Reference: 【Swift】初めてのUITest導入
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| import UIKit | |
| class UITestSample_20190404: UIViewController { | |
| var leftValueTextField: UITextField! | |
| var rightValueTextField: UITextField! | |
| var resultButton: UIButton! | |
| var resultLabel: UILabel! | |
| override func viewDidLoad() { | |
| super.viewDidLoad() | |
| view.backgroundColor = .white | |
| let width = view.frame.width | |
| leftValueTextField = UITextField() | |
| leftValueTextField.accessibilityIdentifier = "leftValueTextField" | |
| leftValueTextField.frame = CGRect(x: width * 0.05, y: 200, width: width * 0.4, height: 60) | |
| leftValueTextField.layer.borderWidth = 1 | |
| leftValueTextField.addTarget(self, action: #selector(textFieldDidChange), for: .editingChanged) | |
| leftValueTextField.textAlignment = .center | |
| leftValueTextField.keyboardType = .numberPad | |
| view.addSubview(leftValueTextField) | |
| rightValueTextField = UITextField() | |
| rightValueTextField.accessibilityIdentifier = "rightValueTextField" | |
| rightValueTextField.frame = CGRect(x: width * 0.55, y: 200, width: width * 0.4, height: 60) | |
| rightValueTextField.layer.borderWidth = 1 | |
| rightValueTextField.addTarget(self, action: #selector(textFieldDidChange), for: .editingChanged) | |
| rightValueTextField.textAlignment = .center | |
| rightValueTextField.keyboardType = .numberPad | |
| view.addSubview(rightValueTextField) | |
| resultButton = UIButton() | |
| resultButton.accessibilityIdentifier = "resultButton" | |
| resultButton.frame = CGRect(x: width * 0.2, y: 300, width: width * 0.6, height: 60) | |
| resultButton.setTitle("=", for: .normal) | |
| resultButton.setTitleColor(.black, for: .normal) | |
| resultButton.titleLabel?.font = UIFont.boldSystemFont(ofSize: 38) | |
| resultButton.isEnabled = false | |
| resultButton.layer.borderWidth = 1 | |
| resultButton.addTarget(self, action: #selector(resultButtonOnTap), for: .touchDown) | |
| view.addSubview(resultButton) | |
| resultLabel = UILabel() | |
| resultLabel.accessibilityIdentifier = "resultLabel" | |
| resultLabel.frame = CGRect(x: width * 0.2, y: 400, width: width * 0.6, height: 60) | |
| resultLabel.textAlignment = .center | |
| view.addSubview(resultLabel) | |
| } | |
| @objc func textFieldDidChange() { | |
| guard let leftText = leftValueTextField.text, let rightText = rightValueTextField.text else { | |
| return | |
| } | |
| setResultButtonStatus(leftText: leftText, rightText: rightText) | |
| } | |
| @objc func resultButtonOnTap() { | |
| guard let leftText = leftValueTextField.text, let rightText = rightValueTextField.text else { | |
| return | |
| } | |
| guard let leftNumber = Float(leftText), let rightNumber = Float(rightText) else { | |
| return | |
| } | |
| setResultLabel(leftNumber: leftNumber, rightNumber: rightNumber) | |
| } | |
| func setResultButtonStatus(leftText: String, rightText: String) { | |
| if leftText.isEmpty || rightText.isEmpty { | |
| resultButton.isEnabled = false | |
| } else { | |
| resultButton.isEnabled = true | |
| } | |
| } | |
| func setResultLabel(leftNumber: Float, rightNumber: Float) { | |
| resultLabel.text = String(format: "%.1f", leftNumber * rightNumber) | |
| } | |
| } | |
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| import XCTest | |
| class UITestSample_20190404Tests: XCTestCase { | |
| override func setUp() { | |
| // Put setup code here. This method is called before the invocation of each test method in the class. | |
| // In UI tests it is usually best to stop immediately when a failure occurs. | |
| continueAfterFailure = false | |
| // UI tests must launch the application that they test. Doing this in setup will make sure it happens for each test method. | |
| XCUIApplication().launch() | |
| // In UI tests it’s important to set the initial state - such as interface orientation - required for your tests before they run. The setUp method is a good place to do this. | |
| } | |
| override func tearDown() { | |
| // Put teardown code here. This method is called after the invocation of each test method in the class. | |
| } | |
| func testSampleListViewController_20190404() { | |
| let app = XCUIApplication() | |
| // 「Get 「=」 Button | |
| let resultButton = app.buttons["resultButton"] | |
| // 「=」 Button is disable | |
| XCTAssertFalse(resultButton.isEnabled) | |
| // Get LeftTestField | |
| let leftValueTextField = app.textFields["leftValueTextField"] | |
| // Focus LeftTestField | |
| leftValueTextField.tap() | |
| // Input 12 | |
| leftValueTextField.typeText("12") | |
| // 「=」 Button is disable | |
| XCTAssertFalse(resultButton.isEnabled) | |
| // Get RightTestField | |
| let rightValueTextField = app.textFields["rightValueTextField"] | |
| // Focus RightTestField | |
| rightValueTextField.tap() | |
| // Input 4 | |
| rightValueTextField.typeText("4") | |
| // 「=」 Button is enabled | |
| XCTAssertTrue(resultButton.isEnabled) | |
| // Tap 「=」 Button | |
| app.buttons["resultButton"].tap() | |
| let resultLabel = app.staticTexts["resultLabel"] | |
| // Assert resultLabel.label = 48 | |
| XCTAssertEqual(resultLabel.label, "48.0") | |
| } | |
| } |