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https://github.com/fxm90/GradientLoadingBar.git
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Felix Mau
45 lines
1.1 KiB
Swift
45 lines
1.1 KiB
Swift
//
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// GradientLoadingBarControllerTestCase.swift
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// ExampleSnapshotTests
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//
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// Created by Felix Mau on 14.06.20.
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// Copyright © 2020 Felix Mau. All rights reserved.
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//
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import XCTest
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import SnapshotTesting
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@testable import GradientLoadingBar
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final class GradientLoadingBarControllerTestCase: XCTestCase {
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// MARK: - Config
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private enum Config {
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/// The percentage of pixels that must match.
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static let precision: Float = 0.99
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}
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// MARK: - Test cases
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func test_gradientLoadingBarController() {
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// Given
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let rootViewController = UIViewController()
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let gradientLoadingBarController = GradientLoadingBarController()
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// When
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gradientLoadingBarController.fadeIn(duration: 0)
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let expectation = expectation(description: "Wait for view to appear.")
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
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expectation.fulfill()
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}
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// Then
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wait(for: [expectation], timeout: 1)
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assertSnapshot(matching: rootViewController,
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as: .image(drawHierarchyInKeyWindow: true, precision: Config.precision))
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}
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}
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