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+//
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+// KingfisherOptionsInfoTests.swift
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+// Kingfisher
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+//
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+// Created by Wei Wang on 16/1/4.
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+// Copyright © 2016年 Wei Wang. All rights reserved.
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+//
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+
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+import XCTest
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+@testable import Kingfisher
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+
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+class KingfisherOptionsInfoTests: XCTestCase {
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+
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+ override func setUp() {
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+ super.setUp()
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+ // Put setup code here. This method is called before the invocation of each test method in the class.
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+ }
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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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+
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+ func testEmptyOptionsShouldParseCorrectly() {
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+ let options = KingfisherEmptyOptionsInfo
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+ XCTAssertNil(options.targetCache)
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+ XCTAssertNil(options.downloader)
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+
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+ switch options.transition {
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+ case .None: break
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+ default: XCTFail("The transition for empty option should be .None. But \(options.transition)")
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+ }
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+
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+ XCTAssertEqual(options.downloadPriority, NSURLSessionTaskPriorityDefault)
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+ XCTAssertFalse(options.forceRefresh)
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+ XCTAssertFalse(options.cacheMemoryOnly)
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+ XCTAssertFalse(options.backgroundDecode)
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+ XCTAssertEqual(dispatch_queue_get_label(options.callbackDispatchQueue), dispatch_queue_get_label(dispatch_get_main_queue()))
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+ XCTAssertEqual(options.scaleFactor, 1.0)
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+ }
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+
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+ func testSetOptionsShouldParseCorrectly() {
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+ let cache = ImageCache(name: "com.onevcat.Kingfisher.KingfisherOptionsInfoTests")
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+ let downloader = ImageDownloader(name: "com.onevcat.Kingfisher.KingfisherOptionsInfoTests")
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+ let transition = ImageTransition.Fade(0.5)
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+ let queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)
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+
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+ let options: KingfisherOptionsInfo = [
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+ .TargetCache(cache),
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+ .Downloader(downloader),
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+ .Transition(transition),
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+ .DownloadPriority(0.8),
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+ .ForceRefresh,
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+ .CacheMemoryOnly,
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+ .BackgroundDecode,
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+ .CallbackDispatchQueue(queue),
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+ .ScaleFactor(2.0)
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+ ]
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+
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+ XCTAssertTrue(options.targetCache === cache)
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+ XCTAssertTrue(options.downloader === downloader)
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+
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+ switch options.transition {
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+ case .Fade(let duration): XCTAssertEqual(duration, 0.5)
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+ default: XCTFail()
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+ }
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+
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+ XCTAssertEqual(options.downloadPriority, 0.8)
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+ XCTAssertTrue(options.forceRefresh)
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+ XCTAssertTrue(options.cacheMemoryOnly)
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+ XCTAssertTrue(options.backgroundDecode)
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+
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+ XCTAssertEqual(dispatch_queue_get_label(options.callbackDispatchQueue), dispatch_queue_get_label(queue))
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+ XCTAssertEqual(options.scaleFactor, 2.0)
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+
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+ }
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+
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+}
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onevcat