ci: update github workflow to include Gradle test run

Author: BlasiusSecundus

.github/workflows/ci.yml

@@ -0,0 +1,36 @@
+name: CI
+on: [push, pull_request]
+
+jobs:
+  validation:
+    name: Gradle Wrapper Validation
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: gradle/wrapper-validation-action@v1
+  test:
+    name: Test run
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        java: [8, 11, 14]
+    needs: validation
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Java
+        uses: actions/setup-java@v1
+        with:
+          java-version: ${{ matrix.java }}
+      - name: Make gradlew executable (non-Windows only)
+        if: matrix.os != 'windows-latest'
+        run: chmod +x ./gradlew
+      - name: Gradle Check (non-Windows)
+        if: matrix.os != 'windows-latest'
+        run: ./gradlew --info check
+      - name: Gradle Check (Windows)
+        if: matrix.os == 'windows-latest'
+        shell: cmd
+        run: gradlew --info check

.github/workflows/gradle-wrapper-validation.yml

@@ -17,6 +17,9 @@
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+import org.gradle.api.tasks.testing.logging.TestExceptionFormat
+import org.gradle.api.tasks.testing.logging.TestLogEvent
+
 plugins {
     id "com.jfrog.bintray" version "$LIB_BINTRAY_PLUGIN_VER" apply false
     id 'net.researchgate.release' version "$LIB_RELEASE_PLUGIN_VER"
@@ -60,6 +63,17 @@ subprojects {
 
     test {
         useJUnitPlatform()
+        testLogging {
+            events TestLogEvent.FAILED,
+                    TestLogEvent.PASSED,
+                    TestLogEvent.SKIPPED,
+                    TestLogEvent.STANDARD_ERROR,
+                    TestLogEvent.STANDARD_OUT
+            exceptionFormat TestExceptionFormat.FULL
+            showCauses true
+            showExceptions true
+            showStackTraces true
+        }
     }
 
     idea {