test: add UI tests to example application

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample.xcodeproj/project.pbxproj

@@ -53,6 +53,7 @@
 		193228D72ACF6AC900966FE1 /* MuxPlayerSwiftExampleUITests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = MuxPlayerSwiftExampleUITests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		193228DB2ACF6AC900966FE1 /* MuxPlayerSwiftExampleUITests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MuxPlayerSwiftExampleUITests.swift; sourceTree = "<group>"; };
 		193228DD2ACF6AC900966FE1 /* MuxPlayerSwiftExampleUITestsLaunchTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MuxPlayerSwiftExampleUITestsLaunchTests.swift; sourceTree = "<group>"; };
+		193D52E82CAC78C0004F20AA /* MuxPlayerSwiftExample.xctestplan */ = {isa = PBXFileReference; lastKnownFileType = text; path = MuxPlayerSwiftExample.xctestplan; sourceTree = "<group>"; };
 		1966C52F2BEB4740005486D5 /* ProcessInfo+EnvironmentVariables.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "ProcessInfo+EnvironmentVariables.swift"; sourceTree = "<group>"; };
 		19DD16AE2BEC010400F4DF4F /* SinglePlayerExampleController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SinglePlayerExampleController.swift; sourceTree = "<group>"; };
 		19DD16B02BEC028C00F4DF4F /* SmartCacheExampleViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SmartCacheExampleViewController.swift; sourceTree = "<group>"; };
@@ -89,6 +90,7 @@
 		193228AE2ACF6AC700966FE1 = {
 			isa = PBXGroup;
 			children = (
+				193D52E82CAC78C0004F20AA /* MuxPlayerSwiftExample.xctestplan */,
 				193228B92ACF6AC700966FE1 /* MuxPlayerSwiftExample */,
 				193228D02ACF6AC900966FE1 /* MuxPlayerSwiftExampleTests */,
 				193228DA2ACF6AC900966FE1 /* MuxPlayerSwiftExampleUITests */,

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample.xcodeproj/xcshareddata/xcschemes/MuxPlayerSwiftExample.xcscheme

@@ -26,8 +26,13 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      shouldAutocreateTestPlan = "YES">
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <TestPlans>
+         <TestPlanReference
+            reference = "container:MuxPlayerSwiftExample.xctestplan"
+            default = "YES">
+         </TestPlanReference>
+      </TestPlans>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample.xctestplan

@@ -0,0 +1,24 @@
+{
+  "configurations" : [
+    {
+      "id" : "3007B2FC-0024-43DA-94F6-B50D2335DA68",
+      "name" : "Configuration 1",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "testTimeoutsEnabled" : true
+  },
+  "testTargets" : [
+    {
+      "target" : {
+        "containerPath" : "container:MuxPlayerSwiftExample.xcodeproj",
+        "identifier" : "193228D62ACF6AC900966FE1",
+        "name" : "MuxPlayerSwiftExampleUITests"
+      }
+    }
+  ],
+  "version" : 1
+}

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample/Base.lproj/Main.storyboard

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="32700.99.1234" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="jr0-37-Rsf">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="23094" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="jr0-37-Rsf">
     <device id="retina6_12" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="22684"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="23084"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="System colors in document resources" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
@@ -43,6 +43,7 @@
                                                 </label>
                                             </subviews>
                                         </tableViewCellContentView>
+                                        <accessibility key="accessibilityConfiguration" identifier="SinglePlayerExample"/>
                                         <connections>
                                             <segue destination="BYZ-38-t0r" kind="show" id="dET-KM-oHN"/>
                                         </connections>
@@ -97,6 +98,7 @@
                                                 </label>
                                             </subviews>
                                         </tableViewCellContentView>
+                                        <accessibility key="accessibilityConfiguration" identifier="SinglePlayerLayerExample"/>
                                         <connections>
                                             <segue destination="JrU-9c-zyG" kind="show" id="q3v-VV-Yv9"/>
                                         </connections>

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample/SinglePlayerExampleController.swift

@@ -100,6 +100,8 @@ class SinglePlayerExampleController: UIViewController {
         super.viewDidLoad()
 
         view.backgroundColor = .black
+        view.accessibilityLabel = "A single player example that uses AVPlayerViewController"
+        view.accessibilityIdentifier = "SinglePlayerView"
 
         let maximumResolutionsMenu = UIMenu(
             title: "Set Maximum Resolution",

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExample/SinglePlayerLayerExampleViewController.swift

@@ -106,6 +106,8 @@ class SinglePlayerLayerExampleViewController: UIViewController {
         super.viewDidLoad()
 
         playerView.backgroundColor = .black
+        view.accessibilityLabel = "A single player example that uses AVPlayerLayer"
+        view.accessibilityIdentifier = "SinglePlayerLayerView"
 
         playerView.translatesAutoresizingMaskIntoConstraints = false
         view.addSubview(playerView)

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExampleTests/MuxPlayerSwiftExampleTests.swift

@@ -15,20 +15,4 @@ final class MuxPlayerSwiftExampleTests: XCTestCase {
     override func tearDownWithError() throws {
         // Put teardown code here. This method is called after the invocation of each test method in the class.
     }
-
-    func testExample() throws {
-        // This is an example of a functional test case.
-        // Use XCTAssert and related functions to verify your tests produce the correct results.
-        // Any test you write for XCTest can be annotated as throws and async.
-        // Mark your test throws to produce an unexpected failure when your test encounters an uncaught error.
-        // Mark your test async to allow awaiting for asynchronous code to complete. Check the results with assertions afterwards.
-    }
-
-    func testPerformanceExample() throws {
-        // This is an example of a performance test case.
-        self.measure {
-            // Put the code you want to measure the time of here.
-        }
-    }
-
 }

Examples/MuxPlayerSwiftExample/MuxPlayerSwiftExampleUITests/MuxPlayerSwiftExampleUITests.swift

@@ -20,20 +20,96 @@ final class MuxPlayerSwiftExampleUITests: XCTestCase {
         // Put teardown code here. This method is called after the invocation of each test method in the class.
     }
 
-    func testExample() throws {
-        // UI tests must launch the application that they test.
-        let app = XCUIApplication()
-        app.launch()
+    func launchAndWaitUntilInForeground(
+        application: XCUIApplication
+    ) throws {
+        application.launchEnvironment = [
+            "ENV_KEY": "qr9665qr78dac0hqld9bjofps",
+            "PLAYBACK_ID": "qxb01i6T202018GFS02vp9RIe01icTcDCjVzQpmaB00CUisJ4"
+        ]
+        application.launch()
 
-        // Use XCTAssert and related functions to verify your tests produce the correct results.
+        let isRunningInForeground = application.wait(
+            for: .runningForeground,
+            timeout: 5.0
+        )
+
+        guard isRunningInForeground else {
+            XCTFail("Failed to launch application")
+            return
+        }
     }
 
-    func testLaunchPerformance() throws {
-        if #available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 7.0, *) {
-            // This measures how long it takes to launch your application.
-            measure(metrics: [XCTApplicationLaunchMetric()]) {
-                XCUIApplication().launch()
-            }
+    func tapCell(
+        cellIdentifier: String,
+        waitFor viewIdentifier: String,
+        application: XCUIApplication
+    ) throws {
+        let cellElement = application.cells.element(
+            matching: .cell,
+            identifier: cellIdentifier
+        )
+
+        guard cellElement.exists else {
+            XCTFail("Failed to find cell element: \(cellIdentifier)")
+            return
+        }
+
+        cellElement.tap()
+
+        let viewElement = application.descendants(
+            matching: .any
+        ).element(
+            matching: .any,
+            identifier: viewIdentifier
+        )
+
+        let isViewElementOnScreen = viewElement.waitForExistence(
+            timeout: 150.0
+        )
+
+        guard isViewElementOnScreen else {
+            XCTFail("Failed to navigate to view element: \(viewIdentifier)")
+            return
+        }
+
+        let isUnknown = application.wait(
+            for: .unknown,
+            timeout: 25.0
+        )
+
+        guard !isUnknown else {
+            XCTFail("Application interrupted while playing video")
+            return
         }
     }
+
+
+    func testVideoOnDemandPlayerViewController() throws {
+        let application = XCUIApplication()
+
+        try launchAndWaitUntilInForeground(
+            application: application
+        )
+
+        try tapCell(
+            cellIdentifier: "SinglePlayerExample",
+            waitFor: "SinglePlayerView",
+            application: application
+        )
+    }
+
+    func testVideoOnDemandPlayerLayer() throws {
+        let application = XCUIApplication()
+
+        try launchAndWaitUntilInForeground(
+            application: application
+        )
+
+        try tapCell(
+            cellIdentifier: "SinglePlayerLayerExample",
+            waitFor: "SinglePlayerLayerView",
+            application: application
+        )
+    }
 }