Dactyloidae iOS initial commit

mobile/ios/ClientTests/PocketFeedTests.swift

@@ -0,0 +1,67 @@
+/* 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 UIKit
+import GCDWebServers
+import XCTest
+
+@testable import Client
+
+class PocketStoriesTests: XCTestCase {
+
+    var pocketAPI: String!
+    let webServer: GCDWebServer = GCDWebServer()
+
+    /// Setup a basic web server that binds to a random port and that has one default handler on /hello
+    fileprivate func setupWebServer() {
+        let path = Bundle(for: type(of: self)).path(forResource: "pocketglobalfeed", ofType: "json")
+        let data = try! Data(contentsOf: URL(fileURLWithPath: path!))
+
+        webServer.addHandler(forMethod: "GET", path: "/pocketglobalfeed", request: GCDWebServerRequest.self) { (request) -> GCDWebServerResponse! in
+            return GCDWebServerDataResponse(data: data, contentType: "application/json")
+        }
+
+        if webServer.start(withPort: 0, bonjourName: nil) == false {
+            XCTFail("Can't start the GCDWebServer")
+        }
+        pocketAPI = "http://localhost:\(webServer.port)/pocketglobalfeed"
+    }
+
+    override func setUp() {
+        super.setUp()
+        setupWebServer()
+    }
+
+    override func tearDown() {
+        super.tearDown()
+    }
+
+    func testPocketStoriesCaching() {
+        let expect = expectation(description: "Pocket")
+        let PocketFeed = Pocket(endPoint: pocketAPI)
+
+        PocketFeed.globalFeed(items: 4).upon { result in
+            let items = result
+            XCTAssertEqual(items.count, 2, "We are fetching a static feed. There are only 2 items in it")
+            self.webServer.stop() // Stop the webserver so we can check caching
+
+            // Try again now that the webserver is down
+            PocketFeed.globalFeed(items: 4).upon { result in
+                let items = result
+                XCTAssertEqual(items.count, 2, "We are fetching a static feed. There are only 2 items in it")
+                let item = items.first
+                //These are all not optional so they should never be nil.
+                //But lets check in case someone decides to change something
+                XCTAssertNotNil(item?.domain, "Why")
+                XCTAssertNotNil(item?.imageURL, "You")
+                XCTAssertNotNil(item?.storyDescription, "Do")
+                XCTAssertNotNil(item?.title, "This")
+                XCTAssertNotNil(item?.url, "?")
+                expect.fulfill()
+            }
+        }
+        waitForExpectations(timeout: 10, handler: nil)
+    }
+
+}