From 093c818e916c3a699a182e05d2cf89d657aa3e1e Mon Sep 17 00:00:00 2001
From: Chanseok Oh <chanseok@google.com>
Date: Tue, 9 Feb 2021 11:50:27 -0500
Subject: [PATCH] Migrate to GitHub Actions for unit tests and set up code
 coverage (#396)

* Set up GitHub Actions unit tests and code coverage
* fetch-depth: 2
* Specify JaCoCo version
---
 .github/workflows/unit-tests.yaml | 43 +++++++++++++++++++++++++++++++
 .travis.yml                       | 38 ---------------------------
 build.gradle                      | 16 +++++++++++-
 3 files changed, 58 insertions(+), 39 deletions(-)
 create mode 100644 .github/workflows/unit-tests.yaml
 delete mode 100644 .travis.yml

diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
new file mode 100644
index 00000000..ac5adb2e
--- /dev/null
+++ b/.github/workflows/unit-tests.yaml
@@ -0,0 +1,43 @@
+name: Unit Tests
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        java: [8, 11]
+    env:
+      CLOUDSDK_CORE_DISABLE_USAGE_REPORTING: true
+      CLOUDSDK_CORE_DISABLE_PROMPTS: true
+      # for Gradle
+      TERM: dumb
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 2
+      - uses: actions/setup-java@v1
+        with:
+          java-version: ${{ matrix.java }}
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.m2/repository
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
+            ${{ runner.os }}-gradle-
+      - name: Run tests
+        run: |
+          ./gradlew clean build jacocoTestReport --stacktrace
+      - name: Test Coverage
+        uses: codecov/codecov-action@v1
+        with:
+          name: actions ${{matrix.java}}
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index e758db0b..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,38 +0,0 @@
-language: java
-matrix:
-  include:
-    - name: OpenJDK 8
-      jdk: openjdk8
-    - name: OpenJDK 11
-      jdk: openjdk11
-
-before_cache:
-  - rm -rf $HOME/.gradle/caches/modules-2/modules-2.lock
-cache:
-  directories:
-   - $HOME/.gradle/caches
-   - $HOME/.gradle/wrapper
-   - $HOME/google-cloud-sdk
-env:
-  global:
-    - CLOUDSDK_CORE_DISABLE_USAGE_REPORTING=true
-    - CLOUDSDK_CORE_DISABLE_PROMPTS=true
-install:
-  # https://github.com/travis-ci/travis-ci/issues/8408
-  - unset _JAVA_OPTIONS
-
-  # check if cloud SDK was installed (/bin exists)
-  # travis auto creates cache directories, so remove it before install
-  - if [ ! -d $HOME/google-cloud-sdk/bin ]; then
-      rm -rf $HOME/google-cloud-sdk;
-      curl https://sdk.cloud.google.com | bash;
-    fi
-  # make our installed cloud sdk take precedence
-  - source $HOME/google-cloud-sdk/path.bash.inc
-  # update gcloud
-  - gcloud components update --quiet
-  # add App Engine component to Cloud SDK
-  - gcloud components install app-engine-java --quiet
-
-script:
-  - ./gradlew clean check
diff --git a/build.gradle b/build.gradle
index 9136eb41..e2f15453 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,6 +22,7 @@ plugins {
   id 'net.researchgate.release' version '2.6.0'
   id 'com.github.sherter.google-java-format' version '0.8'
   id 'checkstyle'
+  id 'jacoco'
 }
 
 repositories {
@@ -164,7 +165,7 @@ check.dependsOn verifyGoogleJavaFormat
 // to auto-format run ./gradlew googleJavaFormat
 
 checkstyle {
-  toolVersion = "8.18"
+  toolVersion = '8.18'
   // get the google_checks.xml file from the actual tool we're invoking
   config = resources.text.fromArchiveEntry(configurations.checkstyle[0], 'google_checks.xml')
   maxErrors = 0
@@ -172,3 +173,16 @@ checkstyle {
   checkstyleTest.enabled = false
 }
 /* FORMATTING */
+
+/* TEST COVERAGE */
+jacoco {
+  toolVersion = '0.8.6'
+}
+
+jacocoTestReport {
+  reports {
+    xml.enabled true
+    html.enabled false
+  }
+}
+/* TEST COVERAGE */