add tests

.github/workflows/build-pullrequest.yaml

@@ -0,0 +1,31 @@
+name: Build pull request
+
+on:
+  pull_request:
+    branches: [ master ]
+permissions:
+  contents: read
+
+jobs:
+  build-java:
+    if: "!contains(github.event.head_commit.message, 'ci skip')"
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/[email protected]
+        with:
+          fetch-depth: 0
+          submodules: 'recursive'
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '17'
+
+      - name: Setup Gradle
+        uses: gradle/gradle-build-action@v2
+
+      - name: Build & test Java code
+        run: |
+          ./gradlew build
+          ./gradlew test

gdx-ai/build.gradle

@@ -6,10 +6,6 @@ sourceSets {
         java {
             srcDirs = [ "src/" ]
         }
-
-        resources {
-            srcDirs = [ "src/**.*xml" ]
-        }
     }
 
     test {