Add cirrus CI support

Add e2e testing

Activate KVM

Add KVM checks

Update .cirrus.yml

.ci/Dockerfile

@@ -0,0 +1,30 @@
+FROM cirrusci/flutter:stable
+
+RUN sudo apt-get update -y
+
+RUN sudo apt-get install -y --no-install-recommends gnupg
+
+# Add repo for gcloud sdk and install it
+RUN echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] https://packages.cloud.google.com/apt cloud-sdk main" | \
+    sudo tee -a /etc/apt/sources.list.d/google-cloud-sdk.list 
+
+RUN curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | \
+    sudo apt-key --keyring /usr/share/keyrings/cloud.google.gpg add -
+
+RUN sudo apt-get update && sudo apt-get install -y google-cloud-sdk && \
+    gcloud config set core/disable_usage_reporting true && \
+    gcloud config set component_manager/disable_update_check true
+
+RUN yes | sdkmanager \
+    "platforms;android-29" \
+    "build-tools;29.0.0" \
+    "system-images;android-29;default;x86" \
+    "extras;google;m2repository" \
+    "extras;android;m2repository"
+
+RUN yes | sdkmanager --licenses
+
+# Add repo for Google Chrome and install it
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
+RUN echo 'deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main' | sudo tee /etc/apt/sources.list.d/google-chrome.list
+RUN sudo apt-get update && sudo apt-get install -y --no-install-recommends google-chrome-stable

.cirrus.yml

@@ -0,0 +1,49 @@
+container:
+  dockerfile: .ci/Dockerfile
+  kvm: true
+
+task:
+  upgrade_script:
+    - flutter channel stable
+    - flutter upgrade
+    - flutter channel master
+    - flutter upgrade
+    - git fetch origin master
+  activate_script: pub global activate flutter_plugin_tools
+  matrix:
+    - name: analyze
+      test_script: 
+        - flutter analyze
+    - name: test
+      env:
+        matrix:
+          CHANNEL: "master"
+          CHANNEL: "stable"
+      test_script:
+        - flutter channel $CHANNEL
+        - flutter test
+    - name: e2e
+      env:
+        matrix:
+          CHANNEL: "master"
+          CHANNEL: "stable"
+      accel_check_script:
+        - sudo chown cirrus:cirrus /dev/kvm
+        - $ANDROID_HOME/emulator/emulator -accel-check
+      create_device_script:
+        echo no | avdmanager create avd --force
+          -n test
+          -k "system-images;android-29;default;x86"
+      start_emulator_background_script:
+        $ANDROID_HOME/emulator/emulator
+            -avd test
+            -no-audio
+            -no-window
+      wait_for_emulator_script:
+        - adb wait-for-device
+      test_script:
+        - flutter channel $CHANNEL
+        - cd example
+        - flutter build apk
+        - cd android
+        - ./gradlew app:connectedAndroidTest -Ptarget=`pwd`/../../test/location_e2e.dart