# vim:ts=2:sw=2:et
# --------------------------------------------------------------------------
#   Prefixes used in order to keep CircleCI workflow overview more readable:
#     - b: build
#     - t: test
#     - ubu: ubuntu
#     - ems: Emscripten
version: 2

defaults:

  # --------------------------------------------------------------------------
  # Build Templates

  - setup_prerelease_commit_hash: &setup_prerelease_commit_hash
      name: Store commit hash and prerelease
      command: |
        if [ "$CIRCLE_BRANCH" = release -o -n "$CIRCLE_TAG" ]; then echo -n > prerelease.txt; else date -u +"nightly.%Y.%-m.%-d" > prerelease.txt; fi
        echo -n "$CIRCLE_SHA1" > commit_hash.txt

  - run_build: &run_build
      name: Build
      command: |
        set -ex
        if [ "$CIRCLE_BRANCH" = release -o -n "$CIRCLE_TAG" ]; then echo -n > prerelease.txt; else date -u +"nightly.%Y.%-m.%-d" > prerelease.txt; fi
        echo -n "$CIRCLE_SHA1" > commit_hash.txt
        mkdir -p build
        cd build
        [ -n "$COVERAGE" -a "$CIRCLE_BRANCH" != release -a -z "$CIRCLE_TAG" ] && CMAKE_OPTIONS="$CMAKE_OPTIONS -DCOVERAGE=ON"
        cmake .. -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE:-Release} $CMAKE_OPTIONS -G "Unix Makefiles"
        make -j4

  - run_build_ossfuzz: &run_build_ossfuzz
      name: Build_ossfuzz
      command: |
        mkdir -p build
        cd build
        protoc --proto_path=../test/tools/ossfuzz yulProto.proto --cpp_out=../test/tools/ossfuzz
        protoc --proto_path=../test/tools/ossfuzz abiV2Proto.proto --cpp_out=../test/tools/ossfuzz
        cmake .. -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE:-Release} $CMAKE_OPTIONS
        make ossfuzz ossfuzz_proto ossfuzz_abiv2 -j4

  - run_proofs: &run_proofs
      name: Correctness proofs for optimization rules
      command: scripts/run_proofs.sh

  # --------------------------------------------------------------------------
  # Artifacts Templates

  # the whole build directory
  - artifacts_build_dir: &artifacts_build_dir
      root: build
      paths:
        - "*"

  # compiled solc executable target
  - artifacts_solc: &artifacts_solc
      path: build/solc/solc
      destination: solc

  # compiled executable targets
  - artifacts_executables: &artifacts_executables
      root: build
      paths:
        - solc/solc
        - test/soltest
        - test/tools/solfuzzer

  # compiled OSSFUZZ targets
  - artifacts_executables_ossfuzz: &artifacts_executables_ossfuzz
      root: build
      paths:
        - test/tools/ossfuzz/abiv2_proto_ossfuzz
        - test/tools/ossfuzz/const_opt_ossfuzz
        - test/tools/ossfuzz/solc_noopt_ossfuzz
        - test/tools/ossfuzz/solc_opt_ossfuzz
        - test/tools/ossfuzz/strictasm_assembly_ossfuzz
        - test/tools/ossfuzz/strictasm_diff_ossfuzz
        - test/tools/ossfuzz/strictasm_opt_ossfuzz
        - test/tools/ossfuzz/yul_proto_diff_ossfuzz
        - test/tools/ossfuzz/yul_proto_ossfuzz

  # test result output directory
  - artifacts_test_results: &artifacts_test_results
      path: test_results/
      destination: test_results/

  # --------------------------------------------------------------------------
  # Tests Templates

  # store_test_results helper
  - store_test_results: &store_test_results
      path: test_results/

  - run_soltest: &run_soltest
      name: soltest
      command: ./.circleci/soltest.sh

  - run_soltest_all: &run_soltest_all
      name: soltest_all
      command: ./.circleci/soltest_all.sh

  - run_cmdline_tests: &run_cmdline_tests
      name: command line tests
      command: ./test/cmdlineTests.sh

  - test_ubuntu1904: &test_ubuntu1904
      docker:
        - image: ethereum/solidity-buildpack-deps:ubuntu1904
      steps:
        - checkout
        - attach_workspace:
            at: build
        - run: *run_soltest
        - store_test_results: *store_test_results
        - store_artifacts: *artifacts_test_results

  - test_ubuntu1904_all: &test_ubuntu1904
      docker:
        - image: ethereum/solidity-buildpack-deps:ubuntu1904
      steps:
        - checkout
        - attach_workspace:
            at: build
        - run: *run_soltest_all
        - store_test_results: *store_test_results
        - store_artifacts: *artifacts_test_results

  - test_asan: &test_asan
      <<: *test_ubuntu1904
      steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          <<: *run_soltest
          no_output_timeout: 30m
      - store_test_results: *store_test_results
      - store_artifacts: *artifacts_test_results

  # --------------------------------------------------------------------------
  # Workflow Templates

  - workflow_trigger_on_tags: &workflow_trigger_on_tags
      filters:
        tags:
          only: /.*/

  - workflow_ubuntu1904: &workflow_ubuntu1904
      <<: *workflow_trigger_on_tags
      requires:
        - b_ubu

  - workflow_ubuntu1904_codecov: &workflow_ubuntu1904_codecov
      <<: *workflow_trigger_on_tags
      requires:
        - b_ubu_codecov

  - workflow_osx: &workflow_osx
      <<: *workflow_trigger_on_tags
      requires:
        - b_osx

  - workflow_ubuntu1904_asan: &workflow_ubuntu1904_asan
      <<: *workflow_trigger_on_tags
      requires:
        - b_ubu_asan

  - workflow_emscripten: &workflow_emscripten
      <<: *workflow_trigger_on_tags
      requires:
        - b_ems

  - workflow_ubuntu1904_ossfuzz: &workflow_ubuntu1904_ossfuzz
      <<: *workflow_trigger_on_tags
      requires:
        - b_ubu_ossfuzz

# -----------------------------------------------------------------------------------------------
jobs:

  chk_spelling:
    docker:
      - image: circleci/python:3.6
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          name: Install dependencies
          command: |
            pip install --user codespell
      - run:
          name: Check spelling
          command: ~/.local/bin/codespell -S "*.enc,.git,Dockerfile*" -I ./scripts/codespell_whitelist.txt

  chk_docs_examples:
    docker:
      - image: circleci/node
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          name: JS deps
          command: sudo npm install -g solhint
      - run:
          name: Test Docs examples
          command: ./test/docsCodeStyle.sh

  chk_coding_style:
    docker:
      - image: buildpack-deps:disco
    steps:
      - checkout
      - run:
          name: Check for C++ coding style
          command: ./scripts/check_style.sh

  chk_buglist:
    docker:
      - image: circleci/node
    environment:
      TERM: xterm
    steps:
      - checkout
      - run:
          name: JS deps
          command: |
            npm install download
            npm install JSONPath
            npm install mktemp
      - run:
          name: Test buglist
          command: ./test/buglistTests.js

  chk_proofs:
    docker:
      - image: buildpack-deps:disco
    environment:
      TERM: xterm
    steps:
      - checkout
      - run:
          name: Z3 python deps
          command: |
            apt-get -qq update
            apt-get -qy install python-pip
            pip install --user z3-solver
      - run: *run_proofs

  b_ubu: &build_ubuntu1904
    docker:
      - image: ethereum/solidity-buildpack-deps:ubuntu1904
    steps:
      - checkout
      - run: *run_build
      - store_artifacts: *artifacts_solc
      - persist_to_workspace: *artifacts_executables

  b_ubu18: &build_ubuntu1804
    docker:
      - image: ethereum/solidity-buildpack-deps:ubuntu1804
    environment:
      CMAKE_OPTIONS: -DCMAKE_CXX_FLAGS=-O2
      CMAKE_BUILD_TYPE: RelWithDebugInfo
    steps:
      - checkout
      - run: *run_build
      - store_artifacts: *artifacts_solc
      - persist_to_workspace: *artifacts_executables

  b_ubu_codecov:
    <<: *build_ubuntu1904
    environment:
      COVERAGE: ON
      CMAKE_BUILD_TYPE: Debug
    steps:
      - checkout
      - run: *run_build
      - persist_to_workspace: *artifacts_build_dir

  t_ubu_codecov:
    <<: *test_ubuntu1904
    environment:
      EVM: constantinople
      OPTIMIZE: 1
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          name: "soltest: Syntax Tests"
          command: build/test/soltest -t 'syntaxTest*' -- --testpath test
      - run:
          name: "Code Coverage: Syntax Tests"
          command: codecov --flags syntax --gcov-root build
      - run: *run_soltest
      - run:
          name: "Coverage: All"
          command: codecov --flags all --gcov-root build
      - store_artifacts: *artifacts_test_results

  # Builds in C++20 mode and uses debug build in order to speed up.
  # Do *NOT* store any artifacts or workspace as we don't run tests on this build.
  b_ubu_cxx20:
    <<: *build_ubuntu1904
    environment:
      CMAKE_BUILD_TYPE: Debug
      CMAKE_OPTIONS: -DCMAKE_TOOLCHAIN_FILE=cmake/toolchains/cxx20.cmake -DUSE_CVC4=OFF
    steps:
      - checkout
      - run: *run_build

  b_ubu_ossfuzz:
    <<: *build_ubuntu1904
    environment:
      TERM: xterm
      CC: /usr/bin/clang-8
      CXX: /usr/bin/clang++-8
      CMAKE_OPTIONS: -DCMAKE_TOOLCHAIN_FILE=cmake/toolchains/libfuzzer.cmake
    steps:
      - checkout
      - run: *setup_prerelease_commit_hash
      - run: *run_build_ossfuzz
      - persist_to_workspace: *artifacts_executables_ossfuzz

  t_ubu_ossfuzz: &t_ubu_ossfuzz
    <<: *test_ubuntu1904
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          name: Regression tests
          command: |
            mkdir -p test_results
            export ASAN_OPTIONS="check_initialization_order=true:detect_stack_use_after_return=true:strict_init_order=true:strict_string_checks=true:detect_invalid_pointer_pairs=2"
            scripts/regressions.py -o test_results
      - store_test_results: *store_test_results
      - store_artifacts: *artifacts_test_results

  b_archlinux:
    docker:
      - image: archlinux/base
    environment:
      TERM: xterm
    steps:
      - run:
          name: Install build dependencies
          command: |
            pacman --noconfirm -Syu --noprogressbar --needed base-devel boost cmake z3 cvc4 git openssh tar
      - checkout
      - run: *run_build
      - store_artifacts: *artifacts_solc
      - persist_to_workspace: *artifacts_executables

  b_osx:
    macos:
      xcode: "10.0.0"
    environment:
      TERM: xterm
      CMAKE_BUILD_TYPE: Debug
      CMAKE_OPTIONS: -DLLL=ON
    steps:
      - checkout
      - run:
          name: Install build dependencies
          command: |
            brew unlink python
            brew install z3
            brew install boost
            brew install cmake
            brew install wget
            ./scripts/install_obsolete_jsoncpp_1_7_4.sh
      - run: *run_build
      - store_artifacts: *artifacts_solc
      - persist_to_workspace: *artifacts_executables

  t_osx_cli:
    macos:
      xcode: "10.0.0"
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          name: Install dependencies
          command: |
            brew unlink python
            brew install z3
      - run: *run_cmdline_tests
      - store_artifacts: *artifacts_test_results

  b_ems:
    docker:
      - image: trzeci/emscripten:sdk-tag-1.38.22-64bit
    environment:
      TERM: xterm
    steps:
      - checkout
      - restore_cache:
          name: Restore Boost build
          key: &boost-cache-key emscripten-boost-{{ checksum "scripts/travis-emscripten/install_deps.sh" }}{{ checksum "scripts/build_emscripten.sh" }}{{ checksum "scripts/travis-emscripten/build_emscripten.sh" }}
      - run:
          name: Bootstrap Boost
          command: |
            scripts/travis-emscripten/install_deps.sh
      - run:
          name: Build
          command: |
            scripts/travis-emscripten/build_emscripten.sh
      - save_cache:
          name: Save Boost build
          key: *boost-cache-key
          paths:
            - boost_1_70_0_install
      - store_artifacts:
          path: emscripten_build/libsolc/soljson.js
          destination: soljson.js
      - run: mkdir -p workspace
      - run: cp emscripten_build/libsolc/soljson.js workspace/soljson.js
      - run: scripts/get_version.sh > workspace/version.txt
      - persist_to_workspace:
          root: workspace
          paths:
            - soljson.js
            - version.txt

  # x64 ASAN build, for testing for memory related bugs
  b_ubu_asan: &b_ubu_asan
    <<: *build_ubuntu1904
    environment:
      CMAKE_OPTIONS: -DSANITIZE=address
      CMAKE_BUILD_TYPE: Release
    steps:
      - checkout
      - run: *run_build
      - store_artifacts: *artifacts_solc
      - persist_to_workspace: *artifacts_executables

  b_docs:
    docker:
      - image: ethereum/solidity-buildpack-deps:ubuntu1904
    steps:
      - checkout
      - run: *setup_prerelease_commit_hash
      - run:
          name: Build documentation
          command: ./scripts/docs.sh
      - store_artifacts:
          path: docs/_build/html/
          destination: docs-html

  t_ubu_soltest: &t_ubu_soltest
    <<: *test_ubuntu1904

  t_ubu_cli: &t_ubu_cli
    docker:
      - image: ethereum/solidity-buildpack-deps:ubuntu1904
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run: *run_cmdline_tests
      - store_test_results: *store_test_results
      - store_artifacts: *artifacts_test_results

  t_ubu_asan_cli:
    <<: *t_ubu_cli
    environment:
      TERM: xterm
      ASAN_OPTIONS: check_initialization_order=true:detect_stack_use_after_return=true:strict_init_order=true:strict_string_checks=true:detect_invalid_pointer_pairs=2
    steps:
      - checkout
      - attach_workspace:
          at: build
      - run:
          <<: *run_cmdline_tests
          no_output_timeout: 30m
      - store_test_results: *store_test_results
      - store_artifacts: *artifacts_test_results

  t_ubu_asan_constantinople:
    <<: *test_asan
    environment:
      EVM: constantinople
      OPTIMIZE: 0
      ASAN_OPTIONS: check_initialization_order=true:detect_stack_use_after_return=true:strict_init_order=true:strict_string_checks=true:detect_invalid_pointer_pairs=2

  t_ems_solcjs:
    docker:
      - image: circleci/node:10
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: Test solcjs
          command: |
            node --version
            npm --version
            test/solcjsTests.sh /tmp/workspace/soljson.js $(cat /tmp/workspace/version.txt)

  t_ems_external_gnosis:
    docker:
      - image: circleci/node:10
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: External GnosisSafe tests
          command: |
            test/externalTests/gnosis.sh /tmp/workspace/soljson.js || test/externalTests/gnosis.sh /tmp/workspace/soljson.js

  t_ems_external_zeppelin:
    docker:
      - image: circleci/node:10
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: External Zeppelin tests
          command: |
            test/externalTests/zeppelin.sh /tmp/workspace/soljson.js || test/externalTests/zeppelin.sh /tmp/workspace/soljson.js

  t_ems_external_colony:
    docker:
      - image: circleci/node:10
    environment:
      TERM: xterm
    steps:
      - checkout
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: Install test dependencies
          command: |
            sudo apt-get -qy install lsof
      - run:
          name: External ColonyNetworks tests
          command: |
            test/externalTests/colony.sh /tmp/workspace/soljson.js || test/externalTests/colony.sh /tmp/workspace/soljson.js

workflows:
  version: 2

  main:
    jobs:
      # basic checks
      - chk_spelling: *workflow_trigger_on_tags
      - chk_coding_style: *workflow_trigger_on_tags
      - chk_docs_examples: *workflow_trigger_on_tags
      - chk_buglist: *workflow_trigger_on_tags
      - chk_proofs: *workflow_trigger_on_tags

      # build-only
      - b_docs: *workflow_trigger_on_tags
      - b_archlinux: *workflow_trigger_on_tags
      - b_ubu_cxx20: *workflow_trigger_on_tags
      - b_ubu_ossfuzz: *workflow_trigger_on_tags

      # OS/X build and tests
      - b_osx: *workflow_trigger_on_tags
      - t_osx_cli: *workflow_osx

      # Ubuntu build and tests
      - b_ubu: *workflow_trigger_on_tags
      - b_ubu18: *workflow_trigger_on_tags
      - t_ubu_cli: *workflow_ubuntu1904
      - t_ubu_soltest: *workflow_ubuntu1904

      # ASan build and tests
      - b_ubu_asan: *workflow_trigger_on_tags
      - t_ubu_asan_constantinople: *workflow_ubuntu1904_asan
      - t_ubu_asan_cli: *workflow_ubuntu1904_asan

      # Emscripten build and selected tests
      - b_ems: *workflow_trigger_on_tags
      - t_ems_solcjs: *workflow_emscripten

  nightly:

    triggers:
      - schedule:
          cron: "0 0 * * *"
          filters:
            branches:
              only:
                - develop

    jobs:
      # Emscripten builds and external tests
      - b_ems: *workflow_trigger_on_tags
      - t_ems_external_zeppelin: *workflow_emscripten
      - t_ems_external_gnosis: *workflow_emscripten
      - t_ems_external_colony: *workflow_emscripten

      # OSSFUZZ builds and (regression) tests
      - b_ubu_ossfuzz: *workflow_trigger_on_tags
      - t_ubu_ossfuzz: *workflow_ubuntu1904_ossfuzz

      # Code Coverage enabled build and tests
      - b_ubu_codecov: *workflow_trigger_on_tags
      - t_ubu_codecov: *workflow_ubuntu1904_codecov