Update CI configuration to use API level 34 and adjust emulator options for benchmark tests

Author: mohdaquib

.github/workflows/ci.yml

@@ -66,11 +66,11 @@ jobs:
       - name: Run Macrobenchmarks
         uses: reactivecircus/android-emulator-runner@v2
         with:
-          api-level: 30
+          api-level: 34
           target: default
           arch: x86_64
-          emulator-boot-timeout: 900  # Increase from 600 to 900 seconds (15 minutes)
-          emulator-options: -no-snapshot-load -no-snapshot-save -no-window -gpu swiftshader_indirect -no-audio
+          emulator-boot-timeout: 600
+          disable-animations: true
           script: ./gradlew :benchmarks:connectedBenchmarkBenchmarkAndroidTest
 
       - name: Parse Benchmark Results

benchmarks/src/main/java/com/aquib/androidperflab/benchmarks/ScrollBenchmark.kt

@@ -94,6 +94,13 @@ class ScrollBenchmark {
             iterations = 5,
             setupBlock = {
                 pressHome()
+            },
+            measureBlock = {
+                // startActivityAndWait() is called here (inside measureBlock) so that
+                // navigation to the target screen is repeated for every COLD iteration.
+                // setupBlock runs only once before all iterations; with StartupMode.COLD
+                // the process is killed before each measureBlock, so any navigation done
+                // in setupBlock is lost by iteration 2.
                 startActivityAndWait()
 
                 val fab = device.wait(
@@ -107,9 +114,6 @@ class ScrollBenchmark {
                     RENDER_TIMEOUT_MS,
                 )
                 check(listAppeared) { "'$listContentDesc' did not appear within ${RENDER_TIMEOUT_MS}ms" }
-            },
-            measureBlock = {
-                device.wait(Until.hasObject(By.desc(listContentDesc)), RENDER_TIMEOUT_MS)
 
                 val list = device.findObject(By.desc(listContentDesc))
                     ?: throw RuntimeException("List '$listContentDesc' not found")