Tests for Xcode 15.4 (livekit#399)

Author: hiroshihorie

.github/workflows/testing-matrix.yaml

@@ -16,15 +16,29 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        xcode-version: [14.2, 15.2]
-        destination:
-          [
-            "platform=iOS Simulator,OS=17.2,name=iPhone 14 Pro",
-            "platform=macOS",
-            "platform=macOS,variant=Mac Catalyst",
-          ]
-
-    runs-on: macos-13
+        include:
+          # https://github.com/actions/runner-images/blob/main/images/macos/macos-13-Readme.md
+          - os: macos-13
+            xcode: 14.2
+            platform: "iOS Simulator,OS=17.2,name=iPhone 14 Pro"
+          - os: macos-13
+            xcode: 14.2
+            platform: "macOS"
+          - os: macos-13
+            xcode: 14.2
+            platform: "macOS,variant=Mac Catalyst"
+          # https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md
+          - os: macos-14
+            xcode: 15.4
+            platform: "iOS Simulator,OS=17.5,name=iPhone 15 Pro"
+          - os: macos-14
+            xcode: 15.4
+            platform: "macOS"
+          - os: macos-14
+            xcode: 15.4
+            platform: "macOS,variant=Mac Catalyst"
+
+    runs-on: ${{ matrix.os }}
     timeout-minutes: 30
 
     steps:
@@ -38,7 +52,7 @@ jobs:
 
       - uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: ${{ matrix.xcode-version }}
+          xcode-version: ${{ matrix.xcode }}
 
       - name: Xcode Version
         run: xcodebuild -version
@@ -49,15 +63,8 @@ jobs:
       - name: Download iOS platforms
         run: xcodebuild -downloadPlatform iOS
 
-      # TODO: Add step to install iOS 13
-      # - name: Install iOS 13
-      #   run: xcversion simulators --install='iOS 13.0'
-
-      # - name: Download iOS platforms
-      #   run: xcodebuild -downloadPlatform iOS
-
       - name: Show Destinations
         run: xcodebuild -scheme LiveKit -showdestinations
 
-      - name: Run All Tests
-        run: xcodebuild test -scheme LiveKit -destination '${{ matrix.destination }}' -parallel-testing-enabled YES
+      - name: Run Tests on ${{ matrix.platform }}
+        run: xcodebuild test -scheme LiveKit -destination 'platform=${{ matrix.platform }}' -parallel-testing-enabled YES