#
# Copyright 2017, gRPC Authors All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Travis CI build file for gRPC Swift.

language: minimal
jobs:
  include:
    # Sanity checks for PRs.
    - &sanity
      stage: "Preflight Checks"
      name: "Sanity (license headers and formatting)"
      os: linux
      dist: bionic
      install: ./.travis-install.sh -f  # install swiftformat
      script: ./.travis-script.sh -s  # just sanity
      env: SWIFT_VERSION=5.3.1
    # Tests for each PR.
    - &tests
      stage: "Test"
      name: "Unit Tests: Ubuntu 18.04 (Swift 5.3)"
      os: linux
      dist: bionic
      install: ./.travis-install.sh -p  # install protoc
      script: ./.travis-script.sh -t  # with tsan
      env: SWIFT_VERSION=5.3.1
    - <<: *tests
      name: "Unit Tests: Ubuntu 18.04 (Swift 5.2)"
      script: ./.travis-script.sh
      env: SWIFT_VERSION=5.2.5
    - <<: *tests
      name: "Unit Tests: Ubuntu 18.04 (Swift 5.1)"
      script: ./.travis-script.sh
      env: SWIFT_VERSION=5.1.5
    - <<: *tests
      name: "Unit Tests: Xcode 12.2"
      os: osx
      osx_image: xcode12.2
    - <<: *tests
      name: "Unit Tests: Xcode 11.6"
      os: osx
      osx_image: xcode11.6
    # Interop Tests.
    - &interop_tests
      stage: "Interoperability Tests"
      # Linux
      name: "Interoperability Tests: Ubuntu 18.04 (Swift 5.3)"
      os: linux
      dist: bionic
      install: ./.travis-install.sh -p -i # install protoc and interop server
      script: ./.travis-script.sh -i  # interop tests
      env: SWIFT_VERSION=5.3.1
    - <<: *interop_tests
      name: "Interoperability Tests: Ubuntu 18.04 (Swift 5.2)"
      env: SWIFT_VERSION=5.2.5
    - <<: *interop_tests
      name: "Interoperability Tests: Ubuntu 18.04 (Swift 5.1)"
      env: SWIFT_VERSION=5.1.5
    - <<: *interop_tests
      name: "Interoperability Tests: Xcode 12.2"
      os: osx
      osx_image: xcode12.2
    - <<: *interop_tests
      name: "Interoperability Tests: Xcode 11.6"
      os: osx
      osx_image: xcode11.6
  allow_failures:
    # Swift Development builds are allowed to fail since they're pre-release.
    - <<: *development

stages:
  - name: "Preflight Checks"
  # Always run this stage.
  - name: "Test"
  # Only run when pushing (or merging) to main
  - name: "Interoperability Tests"
    if: type = push AND branch = main

cache:
  apt: true
  directories:
    - $HOME/bin_cache
    - $HOME/zip_cache

addons:
  apt:
    packages:
      - build-essential
      - curl
      - unzip
      - zip
      - pkg-config
      - g++
      - zlib1g-dev
      - python3