variables:
  TIMEOUT_SECONDS: 10
  RUSTFLAGS: "-C instrument-coverage -Dwarnings"
  LLVM_PROFILE_FILE: "coverage-%p-%m.profraw"
  RUST_BACKTRACE: "full"
  RUSTDOCFLAGS: "-Dwarnings"

image: "rustdocker/rust:nightly"

cache:
    key: "$CI_JOB_NAME"
    untracked: true
    paths:
    - $HOME/.cache/
    - $HOME/.cargo/
    - target/


default:
  before_script:
    - rustc --version 
    - cargo --version

stages:
  - test
  - build
  - extras

cargo-test:
  stage: test
  script:
    - cargo install cargo2junit
    - cargo test --all --all-features -- -Z unstable-options --format json | cargo2junit > .cargo-test-report.xml
  artifacts:
    reports:
      junit: .cargo-test-report.xml

cargo-coverage:
  stage: test
  needs: ["cargo-test"]
  script:
    - apt-get update && apt-get install -yqq --no-install-recommends python3-pip python3-setuptools lcov
    - rustup component add llvm-tools-preview
    - (cargo test -- -Z unstable-options) || true
    # generate html report
    - cargo install grcov
    - grcov . --binary-path ./target/debug/ -s . -t html --branch --ignore-not-existing --ignore "*cargo*" --ignore "*main*" -o ./coverage/
    # generate cobertura report for gitlab integration
    - pip3 install lcov_cobertura
    - grcov . --binary-path ./target/debug/ -s . -t lcov --llvm --branch --ignore-not-existing --ignore "*cargo*" --ignore "*main*" -o coverage.lcov
    - lcov --summary coverage.lcov
    - lcov_cobertura coverage.lcov
  coverage: '/\s*lines\.*:\s*([\d\.]+%)/'
  artifacts:
    paths:
      - 'coverage'
    reports:
      coverage_report:
        coverage_format: cobertura
        path: coverage.xml

cargo-doc:
  stage: test
  needs: ["cargo-test"]
  script:
    - cargo doc --no-deps --all-features

pages:
  stage: test
  needs: [ "cargo-test" ]
  script:
    - cargo doc --no-deps --all-features
    - cp -R target/doc/ ./public
  artifacts:
    paths:
      - 'public'
  rules:
    - if: $CI_COMMIT_REF_NAME == $CI_DEFAULT_BRANCH

lint-code:
  stage: extras
  needs: [ "cargo-test" ]
  script:
    - rustup component add rustfmt
    - cargo fmt -- --check
    - rustup component add clippy
    - cargo clippy -- -D warnings