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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/
import XCTest
@testable import SummarizeKit
@MainActor
final class AnimationControllerTests: XCTestCase {
private var view: UIView!
private var loadingLabel: UILabel!
private var snapshotContainer: UIView!
private var snapshotView: UIView!
private var summaryView: UIView!
private var infoView: UIView!
private var backgroundGradient: CAGradientLayer!
private var borderOverlayController: UIViewController!
private let transform = CGAffineTransform(translationX: 0, y: 100)
override func setUp() async throws {
try await super.setUp()
view = UIView(frame: CGRect(x: 0, y: 0, width: 300, height: 300))
loadingLabel = UILabel()
snapshotContainer = UIView()
snapshotView = UIView()
summaryView = UIView()
infoView = UIView()
backgroundGradient = CAGradientLayer()
borderOverlayController = UIViewController()
}
override func tearDown() async throws {
view = nil
loadingLabel = nil
snapshotContainer = nil
snapshotView = nil
summaryView = nil
infoView = nil
backgroundGradient = nil
borderOverlayController = nil
try await super.tearDown()
}
func test_animateViewDidAppear() {
let controller = createSubject()
controller.animateViewDidAppear(snapshotTransform: transform) {}
XCTAssertEqual(snapshotContainer.transform, transform)
XCTAssertEqual(loadingLabel.alpha, 1.0)
XCTAssertNotEqual(snapshotView.layer.cornerRadius, 0.0)
}
func test_animateToSummary() {
let controller = createSubject()
let parentViewController = UIViewController()
parentViewController.addChild(borderOverlayController)
parentViewController.view.addSubview(borderOverlayController.view)
borderOverlayController.didMove(toParent: parentViewController)
var applyThemeCalled = false
view.layer.addSublayer(backgroundGradient)
summaryView.alpha = 0.0
controller.animateToSummary(
snapshotTransform: transform,
applyTheme: {
applyThemeCalled = true
}) {}
XCTAssertEqual(summaryView.alpha, 1.0)
XCTAssertEqual(loadingLabel.alpha, 0.0)
XCTAssertEqual(snapshotContainer.transform, transform)
XCTAssertTrue(applyThemeCalled)
XCTAssertNil(borderOverlayController.parent)
XCTAssertNil(borderOverlayController.view.superview)
XCTAssertNil(backgroundGradient.superlayer)
}
func test_animateToSummary_doesNotAnimateIfAlreadyVisible() {
let controller = createSubject()
var completionCalled = false
summaryView.alpha = 1.0
controller.animateToSummary(
snapshotTransform: transform,
applyTheme: {}
) {
completionCalled = true
}
XCTAssertFalse(completionCalled)
}
func test_animateToInfo() {
let controller = createSubject()
controller.animateToInfo(snapshotTransform: transform) {}
XCTAssertEqual(infoView.alpha, 1.0)
XCTAssertEqual(summaryView.alpha, 0.0)
XCTAssertEqual(loadingLabel.alpha, 0.0)
XCTAssertEqual(snapshotContainer.transform, transform)
XCTAssertEqual(backgroundGradient.superlayer, view.layer)
}
func test_animateToInfo_doesNotInsertBackgroundGradientIfAlreadyPresent() {
let controller = createSubject()
view.layer.addSublayer(backgroundGradient)
controller.animateToInfo(snapshotTransform: transform) {}
XCTAssertEqual(view.layer.sublayers?.count ?? 0, 1, "There should be only one sublayer")
}
func test_animateToPanEnded() {
let controller = createSubject()
controller.animateToPanEnded(snapshotTransform: transform)
XCTAssertEqual(summaryView.alpha, 1.0)
XCTAssertEqual(snapshotContainer.transform, transform)
}
func test_animateToDismiss() {
let controller = createSubject()
controller.animateToDismiss(snapshotTransform: transform) {}
XCTAssertEqual(infoView.alpha, 0.0)
XCTAssertEqual(loadingLabel.alpha, 0.0)
XCTAssertEqual(snapshotContainer.transform, transform)
XCTAssertEqual(snapshotView.layer.cornerRadius, 0.0)
}
// MARK: - Test Helpers
private func createSubject() -> DefaultAnimationController {
return DefaultAnimationController(
view: view,
loadingLabel: loadingLabel,
snapshotContainer: snapshotContainer,
snapshotView: snapshotView,
summaryView: summaryView,
infoView: infoView,
backgroundGradient: backgroundGradient,
borderOverlayController: borderOverlayController
)
}
}