stages:
  - "lint"
  - "test"

.cargo_cache: &cache
  cache:
    key: "gst"
    paths:
      - ".cargo_cache/"

.cargo_test_template: &cargo_test
  stage: "test"
  variables:
    G_DEBUG: "fatal_warnings"
    DEPENDENCIES: |
      curl
      liborc-0.4-dev
      libglib2.0-dev
      libxml2-dev
      libegl1-mesa
      libgles2-mesa
      libgl1-mesa-dri
      libgl1-mesa-glx
      libwayland-egl1-mesa
      xz-utils

  <<: *cache
  before_script:
    - apt-get update -yqq
    - apt-get install -yqq --no-install-recommends $DEPENDENCIES

    # Only stuff inside the repo directory can be cached
    # Override the CARGO_HOME variable to force its location
    - export CARGO_HOME="${PWD}/.cargo_cache"

    - mkdir -p precompiled-gst && cd precompiled-gst

    - curl -L https://people.freedesktop.org/~slomo/gstreamer-1.16.1.tar.xz | tar xJ
    - sed -i "s;prefix=/root/gstreamer;prefix=$PWD/gstreamer;g" $PWD/gstreamer/lib/x86_64-linux-gnu/pkgconfig/*.pc
    - export PKG_CONFIG_PATH=$PWD/gstreamer/lib/x86_64-linux-gnu/pkgconfig
    - export GST_PLUGIN_SYSTEM_PATH=$PWD/gstreamer/lib/x86_64-linux-gnu/gstreamer-1.0
    - export PATH=$PATH:$PWD/gstreamer/bin

    # go back to the root build directory
    - cd ..

    - rustc --version
    - cargo --version
  script:
    - cargo build --all --color=always
    # FIXME: tests are broken
    # https://github.com/sdroege/gstreamer-sys/issues/16
    # - cargo test --all --color=always
    - cargo build --all --all-features --color=always
    # FIXME: tests are broken
    # https://github.com/sdroege/gstreamer-sys/issues/16
    # - cargo test --all --all-features --color=always

    # Run tests for crates we can currently run. The others
    # need a new release of the C library first
    - |
        for crate in gstreamer-app-sys \
                     gstreamer-audio-sys \
                     gstreamer-base-sys \
                     gstreamer-check-sys \
                     gstreamer-gl-sys \
                     gstreamer-mpegts-sys \
                     gstreamer-net-sys \
                     gstreamer-pbutils-sys \
                     gstreamer-player-sys \
                     gstreamer-rtsp-sys \
                     gstreamer-sdp-sys \
                     gstreamer-sys \
                     gstreamer-tag-sys \
                     gstreamer-video-sys \
                     gstreamer-webrtc-sys; \
            do \
                cargo test -p $crate; \
            done

test 1.36:
  # 1.36 img
  # https://hub.docker.com/_/rust/
  image: "rust:1.36-slim-buster"
  <<: *cargo_test

test stable:
  # Stable img
  # https://hub.docker.com/_/rust/
  image: "rust:slim-buster"
  <<: *cargo_test

test nightly:
  # Nightly
  # https://hub.docker.com/r/rustlang/rust/
  image: "rustlang/rust:nightly-buster-slim"
  allow_failure: true
  <<: *cargo_test

.cargo_cross_check_template: &cargo_cross_check
  # Stable img
  # https://hub.docker.com/_/rust/
  image: "rust:slim-buster"
  stage: "test"
  variables:
    PKG_CONFIG: "true"
    PKG_CONFIG_ALLOW_CROSS: "1"

  before_script:
    - rustup target add $CROSS_TARGET_TRIPLET
    - rustc --version
    - cargo --version

  script:
    - cargo check --target $CROSS_TARGET_TRIPLET --all --color=always
    - cargo check --target $CROSS_TARGET_TRIPLET --all --all-features --color=always

rustfmt:
  image: "rust:slim-buster"
  stage: "lint"
  script:
    - rustup component add rustfmt
    - cargo fmt --version
    - cargo fmt -- --color=always --check