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import XCTest |
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@testable import WeatherApp |
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class ViewControllerTest: XCTestCase { |
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var systemUnderTest: ViewController! |
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override func setUp() { |
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super.setUp() |
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//get the storyboard the ViewController under test is inside |
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let storyboard: UIStoryboard = UIStoryboard(name: "Main_iPhone", bundle: nil) |
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//get the ViewController we want to test from the storyboard (note the identifier is the id explicitly set in the identity inspector) |
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systemUnderTest = storyboard.instantiateViewControllerWithIdentifier("ViewController") as! PlaceListViewController |
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//load view hierarchy |
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_ = systemUnderTest.view |
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} |
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override func tearDown() { |
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// Put teardown code here. This method is called after the invocation of each test method in the class. |
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super.tearDown() |
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} |
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// navigation bar |
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func testSUT_HidesBackBarButton() { |
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XCTAssertTrue(systemUnderTest.navigationItem.hidesBackButton) |
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} |
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func testSUT_HasTitleView() { |
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XCTAssertNotNil(systemUnderTest.navigationItem.titleView) |
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} |
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func testSUT_HasTitleView_NamedPlaces() { |
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let centerView = systemUnderTest.navigationItem.titleView |
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for subview in centerView!.subviews as [UIView] { |
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if let label = subview as? UILabel { |
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XCTAssertEqual(label.text, "Places") |
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} |
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} |
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} |
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func testSUT_HasRightBarButtonItem() { |
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XCTAssertNotNil(self.systemUnderTest.navigationItem.rightBarButtonItem) |
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} |
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func testSUT_HasRightBarButtonItem_WithTarget_CorrectlyAssigned() { |
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if let rightBarButtonItem = self.systemUnderTest.navigationItem.rightBarButtonItem { |
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XCTAssertNotNil(rightBarButtonItem.target) |
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XCTAssert(rightBarButtonItem.target === self.systemUnderTest) |
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} |
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else { |
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XCTAssertTrue(false) |
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} |
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} |
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func testSUT_HasRightBarButtonItem_WithActionMethod_CorrectlyAssigned() { |
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if let rightBarButtonItem = self.systemUnderTest.navigationItem.rightBarButtonItem { |
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XCTAssertTrue(rightBarButtonItem.action.description == "handleRightBarButtonTap:") |
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} |
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else { |
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XCTAssertTrue(false) |
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} |
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} |
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func testSUT_CanDismissViewController_WhenRightBarButtonTapped() { |
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class MockNavigationController: UINavigationController { |
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var popViewControllerIsCalled = false |
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override private func popViewControllerAnimated(animated: Bool) -> UIViewController? { |
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popViewControllerIsCalled = true |
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return UIViewController() |
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} |
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} |
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// set up the SUT as the root view controller of the mocked UINavigationController |
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let mockNavigationController = MockNavigationController() |
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mockNavigationController.setViewControllers([systemUnderTest], animated: false) |
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// simulate the user tapping the 'Cancel' right bar button item |
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systemUnderTest.handleRightBarButtonTap(UIBarButtonItem()) |
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// confirm that the parent UINavigationController pops the SUT from the navigation stack |
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XCTAssertEqual(mockNavigationController.popViewControllerIsCalled, true) |
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} |
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} |
