config.yml

# Java Maven CircleCI 2.0 configuration file
#
# Check https://circleci.com/docs/2.0/language-java/ for more details
#
version: 2
jobs:
  build:
    docker:
      - image: circleci/openjdk:10-jdk-browsers

    working_directory: ~/repo

    environment:
      - MAVEN_OPTS: -Xmx3200m
      - PHANTOMJSBIN: /usr/local/bin/phantomjs

    steps:
      - checkout

      - restore_cache:
          keys:
            - v1-dependencies-{{ checksum "pom.xml" }}
            - v1-dependencies-

      - run: mkdir -p ~/junit/

      #Clean install all but without integration tests
      - run: mvn -T 2 -pl "!org.nzbhydra:tests,!org.nzbhydra:linux-release,!org.nzbhydra:windows-release" clean install dependency:resolve-plugins dependency:go-offline
      - run: find . -type f -regex ".*/target/surefire-reports/.*xml" -exec cp {} ~/junit/ \;
      - run: find . -type f -regex ".*/target/screenshots/.*png" -exec cp {} ~/junit/ \;


      # Integration tests produce weird transaction errors when run with maven :-/
      #      #Run integration tests
      #      - run: mvn -f tests/pom.xml test
      #      - run: find . -type f -regex ".*/target/surefire-reports/.*xml" -exec cp {} ~/junit/ \;
      #      - run: find . -type f -regex ".*/target/screenshots/.*png" -exec cp {} ~/junit/ \;

      #Build releases
      #      - run: mkdir -p ~/releases/
      #      - run: mvn -T 2 -pl "org.nzbhydra:linux-release,org.nzbhydra:windows-release" clean install dependency:resolve-plugins dependency:go-offline
      #      - run: cp releases/linux-release/target/*.zip ~/releases/
      #      - run: cp releases/windows-release/target/*.zip ~/releases/

      #Collect all surefire reports and put them in one folder for Circle to parse
      - save_cache:
          paths:
            - ~/.m2
          key: v1-dependencies-{{ checksum "pom.xml" }}

      - store_test_results:
          path: ~/junit
#      - store_artifacts:
#          path: ~/junit
#      - store_artifacts:
#          path: ~/releases

#workflows didn't work because I cached the m2 cache in the build step and then restored it in the test step. without a changed pom.xml old JARs would be used
#possible fix: another more specific save_cache for ~/.m2/repository/org/nzbhydra/