Initial GH Actions workflow

Author: Szczepan Faber

.github/workflows/ci.yml

@@ -0,0 +1,104 @@
+#
+# CI build that assembles artifacts and runs tests.
+# If validation is successful this workflow releases from the main dev branch.
+#
+# - skipping CI: add [skip ci] to the commit message
+# - skipping release: add [skip release] to the commit message
+#
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+    tags-ignore:
+      - v* # release tags are automatically generated after a successful CI build, no need to run CI against them
+  pull_request:
+    branches:
+      - main
+
+jobs:
+
+  #
+  # SINGLE-JOB
+  #
+  verify:
+    runs-on:  ubuntu-latest
+    if: "! contains(toJSON(github.event.commits.*.message), '[skip ci]')"
+
+    steps:
+
+      - name: 1. Check out code
+        uses: actions/checkout@v2 # https://github.com/actions/checkout
+
+      - name: 2. Set up Java 8
+        uses: actions/setup-java@v1 # https://github.com/actions/setup-java
+        with:
+          java-version: 8
+
+      - name: 3. Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v1 # https://github.com/gradle/wrapper-validation-action
+
+  #
+  # Main build job
+  #
+  build:
+    needs: [verify]
+    runs-on:  ubuntu-latest
+
+    # Definition of the build matrix
+    strategy:
+      matrix:
+        mock-maker: ['mock-maker-default', 'mock-maker-inline']
+        kotlin: ['1.0.7', '1.1.61', '1.2.50', '1.3.50']
+
+    steps:
+
+    - name: 1. Check out code
+      uses: actions/checkout@v2 # https://github.com/actions/checkout
+
+    - name: 2. Set up Java 8
+      uses: actions/setup-java@v1 # https://github.com/actions/setup-java
+      with:
+        java-version: 8
+
+    - name: 3. Build with Kotlin ${{ matrix.kotlin }} and mock-maker ${{ matrix.mock-maker }}
+      run: |
+        ops/mockMakerInline.sh
+        ./gradlew build bintrayUpload idea -PbintrayDryRun
+      env:
+        KOTLIN_VERSION: ${{ matrix.kotlin }}
+        MOCK_MAKER: ${{ matrix.mock-maker }}
+
+  #
+  # Release job, only for pushes to the main development branch
+  #
+  release:
+    runs-on: ubuntu-latest
+    needs: [build] # build job must pass before we can release
+
+    if: github.event_name == 'push'
+        && github.ref == 'refs/heads/main'
+        && github.repository == 'mockito/mockito-kotlin'
+        && !contains(toJSON(github.event.commits.*.message), '[skip release]')
+
+    steps:
+
+    - name: Check out code
+      uses: actions/checkout@v2 # https://github.com/actions/checkout
+      with:
+        fetch-depth: '0' # https://github.com/shipkit/shipkit-changelog#fetch-depth-on-ci
+
+    - name: Set up Java 8
+      uses: actions/setup-java@v1
+      with:
+        java-version: 8
+
+    - name: Build and publish to Bintray/MavenCentral
+      run: ./gradlew tasks # TODO, in progress: bintrayUpload githubRelease
+#      env:
+#        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+#        BINTRAY_API_KEY: ${{secrets.BINTRAY_API_KEY}}
+#        NEXUS_TOKEN_USER: ${{secrets.NEXUS_TOKEN_USER}}
+#        NEXUS_TOKEN_PWD: ${{secrets.NEXUS_TOKEN_PWD}}
+