community/openjdk8: add very basic check function

community/openjdk8/APKBUILD

@@ -153,6 +153,13 @@ build() {
 	make || return 1
 }
 
+# TODO: Run tests or at least try to compile and run hello world.
+check() {
+	cd "$builddir"/openjdk.build/images/j2sdk-image
+
+	./bin/java -version
+}
+
 package() {
 	cd "$builddir"