feat(github-actions): added testing and code coverage in ci

also fixed build.gradle issues from pr commits

.github/workflows/ci.testing.yml

@@ -0,0 +1,56 @@
+name: "CI: Testing"
+
+on:
+    pull_request:
+      branches: [main]
+    push:
+      branches: [main]
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/[email protected]
+        with:
+            fetch-depth: 0
+      - name: Setup Java
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: '11'
+          cache: 'gradle'
+
+      - name: Run Tests
+        run: |
+            cd skaha
+            ./gradlew clean check
+      -
+        name: Upload coverage artifacts
+        uses: actions/[email protected]
+        with:
+          name: skaha-unittests-coverage
+          path: build/reports/jacoco/test/jacocoTestReport.xml
+          if-no-files-found: error
+          retention-days: 1
+          overwrite: true
+
+  codecov:
+    runs-on: ubuntu-latest
+    needs: tests
+    steps:
+      - 
+        name: Download coverage artifacts
+        uses: actions/[email protected]
+        with:
+          name: skaha-unittests-coverage
+          path: jacocoTestReport.xml
+      -
+        name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          file: jacocoTestReport.xml
+          flags: skaha-unittests-coverage
+          name: skaha-unittests-coverage
+          fail_ci_if_error: true

skaha/build.gradle

@@ -1,7 +1,9 @@
 plugins {
     id 'war'
     id 'maven-publish'
-    id("com.diffplug.spotless") version "6.25.0"
+    id 'com.diffplug.spotless' version '6.25.0'
+    id 'java'
+    id 'jacoco'
 }
 
 repositories {
@@ -49,7 +51,7 @@ dependencies {
 
     runtimeOnly 'org.opencadc:cadc-registry:[1.3.5,)'
 
-    testImplementation 'junit:junit:[4.0,)'
+    testImplementation 'junit:junit:[4.13,)'
     testImplementation 'org.json:json:20231013'
     testImplementation 'org.mockito:mockito-core:5.12.0'
 }
@@ -75,3 +77,12 @@ spotless {
     endWithNewline()
   }
 }
+
+jacocoTestReport {
+    reports {
+        xml.enabled true
+        html.enabled true
+    }
+}
+
+check.dependsOn jacocoTestReport

skaha/opencadc.gradle

@@ -30,7 +30,6 @@ task intTest(type: Test) {
     // set the configuration context
     testClassesDirs = sourceSets.intTest.output.classesDirs
     classpath = sourceSets.intTest.runtimeClasspath
-
     // run the tests always
     outputs.upToDateWhen { false }
 }