From 36810e781a7a4f996b38b16f49c7c140416f397e Mon Sep 17 00:00:00 2001
From: Ashish Bhatia <ashishb@ashishb.net>
Date: Sun, 7 Apr 2024 03:27:46 -0700
Subject: [PATCH] ci: enable AVD caching and KVM in adbe-installtests.yml

---
 .github/workflows/adbe-installtests.yml | 37 +++++++++++++++++++++++--
 1 file changed, 34 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/adbe-installtests.yml b/.github/workflows/adbe-installtests.yml
index 1cd6440..b6acf69 100644
--- a/.github/workflows/adbe-installtests.yml
+++ b/.github/workflows/adbe-installtests.yml
@@ -28,21 +28,52 @@ concurrency:
 
 jobs:
   testOnAndroidDevice:
-    runs-on: macos-latest
+    runs-on: ubuntu-latest
     timeout-minutes: 30
     strategy:
       matrix:
         api-level: [21]
         target: [default]  # Other option: google_apis
+        arch: [x86_64]
     steps:
       - name: checkout
         uses: actions/checkout@v4
-      - name: run tests
+
+      # Ref: https://github.com/ReactiveCircus/android-emulator-runner?tab=readme-ov-file#running-hardware-accelerated-emulators-on-linux-runners
+      - name: Enable KVM
+        run: |
+          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+          sudo udevadm control --reload-rules
+          sudo udevadm trigger --name-match=kvm
+
+      - name: Gradle cache
+        uses: gradle/gradle-build-action@v3
+
+      - name: AVD cache
+        uses: actions/cache@v4
+        id: avd-cache
+        with:
+          path: |
+            ~/.android/avd/*
+            ~/.android/adb*
+          key: avd-${{ matrix.api-level }}
+
+      - name: Create AVD and generate snapshot for caching
+        if: steps.avd-cache.outputs.cache-hit != 'true'
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: ${{ matrix.api-level }}
+          force-avd-creation: false
+          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
+          disable-animations: false
+          script: echo "Generated AVD snapshot for caching."
+
+      - name: Run tests
         uses: reactivecircus/android-emulator-runner@v2
         with:
           api-level: ${{ matrix.api-level }}
           target: ${{ matrix.target }}
-          arch: x86_64
+          arch: ${{ matrix.arch }}
           profile: Nexus 6
           script: |
             python3 -m pip install --upgrade pip