Use booted simulator

Author: kraenhansen

.github/workflows/check.yml

@@ -151,15 +151,6 @@ jobs:
         with:
           key: ${{ github.job }}-${{ runner.os }}
       - run: rustup target add aarch64-apple-ios-sim
-      # The following makes subsequent "open -a Simulator" calls work
-      - name: Invoke the simulator
-        run: open -a ${{ env.DEVELOPER_DIR }}/Contents/Developer/Applications/Simulator.app
-      - name: Boot the simulator
-        run: |
-          xcrun simctl boot '${{ env.IOS_DEVICE_NAME }}'
-          SIMULATOR_UDID=`xcrun simctl list devices booted --json | jq -r '.devices[][] | select(.name == "${{ env.IOS_DEVICE_NAME }}").udid'`
-          echo "Simulator booted with UDID = $SIMULATOR_UDID"
-          echo "SIMULATOR_UDID=$SIMULATOR_UDID" >> $GITHUB_ENV
       - run: npm ci
       - run: npm run bootstrap
         env:
@@ -185,9 +176,9 @@ jobs:
       - name: Run test app
         run: |
           # Install the app
-          xcrun simctl install $SIMULATOR_UDID ./ios/build/test-app.xcarchive/Products/Applications/ReactTestApp.app
+          xcrun simctl install booted ./ios/build/test-app.xcarchive/Products/Applications/ReactTestApp.app
           # Run Mocha Remote wrapping the launch of the app
-          npx mocha-remote --exit-on-error -- xcrun simctl launch --terminate-running-process --console-pty $SIMULATOR_UDID com.microsoft.ReactTestApp
+          npx mocha-remote --exit-on-error -- xcrun simctl launch --terminate-running-process --console-pty booted com.microsoft.ReactTestApp
         working-directory: apps/test-app
         env:
           MOCHA_REMOTE_CONTEXT: allTests