add test for Mac OS and Windows

Author: zeitlinger

.github/workflows/build.yml

@@ -36,17 +36,40 @@ jobs:
         run: ./gradlew build -x test
 
   test:
-    name: test (${{ matrix.test-java-version }})
-    runs-on: ubuntu-latest
+    name: Build
+    runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
+        os:
+          - macos-latest
+          - macos-13
+          - ubuntu-latest
+          - windows-latest
         test-java-version:
           - 8
           - 11
           - 17
           - 21
           - 23
-      fail-fast: false
+        # Collect coverage on latest LTS
+        include:
+          - os: ubuntu-latest
+            test-java-version: 21
+            coverage: true
+            jmh-based-tests: true
+        # macos-latest drops support for java 8 temurin. Run java 8 on macos-13. Run java 11, 17, 21 on macos-latest.
+        exclude:
+          - os: macos-latest
+            test-java-version: 8
+          - os: macos-13
+            test-java-version: 11
+          - os: macos-13
+            test-java-version: 17
+          - os: macos-13
+            test-java-version: 21
+          - os: macos-13
+            test-java-version: 23
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2