Move travis to docker

.travis.yml

@@ -1,49 +1,41 @@
-language: android
-jdk:
-    - oraclejdk8
+sudo: required
 
+language: android
+jdk: oraclejdk8
+
+services:
+  - docker
+
+env:
+ - TEST_SUITE=unit
+ - TEST_SUITE=instrumentation
+
 android:
   components:
-    # Uncomment the lines below if you want to
-    # use the latest revision of Android SDK Tools
-    - tools
-    - platform-tools
-    - tools
-
-    # The BuildTools version used by your project
-    - build-tools-26.0.1
-
-    # The SDK version used to compile your project
-    - android-22
-    - android-26
-
-    # Additional components
-    - extra-google-google_play_services
-    - extra-google-m2repository
-    - extra-android-m2repository
-    - addon-google_apis-google-24
-
-    # Specify at least one system image,
-    # if you need to run emulator(s) during your tests
-    - sys-img-armeabi-v7a-android-22
-
+    - $(if [ $TEST_SUITE == "instrumentation" ]; then ./.travisAndroidComponents.sh; fi)
 
+before_install:
+  - if [ $TEST_SUITE == "unit" ]; then
+    docker pull stefma-docker-hub.bintray.io/android-build-env:0.1-alpha;
+    fi
+
 before_script:
-
-  # First assemble the project before launching the emulator
-  - ./gradlew assemble
-
-  # List available emulators
-  - android list targets
-
   # Emulator Management: Create, Start and Wait
-  - echo no | android create avd --force -n test -t android-22 --abi armeabi-v7a
-  - emulator -avd test -no-skin -no-audio -no-window &
-  - android-wait-for-emulator
-  - adb shell input keyevent 82 &
+  - if [ $TEST_SUITE == "instrumentation" ]; then
+    ./gradlew assemble;
+    echo no | android create avd --force -n test -t android-22 --abi armeabi-v7a;
+    emulator -avd test -no-skin -no-audio -no-window &
+    android-wait-for-emulator;
+    adb shell input keyevent 82 &
+    fi   
 
 script:
-  - ./gradlew build jacocoTestReport assembleAndroidTest connectedCheck
+  - if [ $TEST_SUITE == "instrumentation" ]; then 
+    ./gradlew assembleAndroidTest connectedCheck;
+    fi
+  - if [ $TEST_SUITE == "unit" ]; then
+    docker run -i -v $PWD:/project -t stefma-docker-hub.bintray.io/android-build-env:0.1-alpha /bin/bash -c "./gradlew build jacocoTestReport";
+    fi
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)

.travisAndroidComponents.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+# Read the BUILD_TOOL_VERSION and COMPILE_SDK_VERSION
+BUILD_TOOLS_VERSION=$(cat build.gradle | grep "BUILD_TOOLS_VERSION*" | sed -e "s/^.*'\(.*\)'/\1/")
+COMPILE_SDK_VERSION=$(cat build.gradle | grep "COMPILE_SDK_VERSION*" | sed -e "s/^.*= \(.*\)$/\1/")
+
+# Echo every componnent we need to install and replace the BUILD_TOOLS_VERSION and COMPILE_SDK_VERSION
+echo "tools,platform-tools,tools,build-tools-$BUILD_TOOLS_VERSION,android-22,android-$COMPILE_SDK_VERSION,extra-google-google_play_services,extra-google-m2repository,extra-android-m2repository,addon-google_apis-google-24,sys-img-armeabi-v7a-android-22"