Removed unused import statements for graalvm compiler things.
package eu.fasten.core.data;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
-import org.graalvm.compiler.replacements.arraycopy.CheckcastArrayCopyCallNode;
+import it.unimi.dsi.fastutil.longs.LongIterator;
+import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
-import org.postgresql.copy.CopyManager;
-import it.unimi.dsi.fastutil.longs.LongIterator;
-import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
+import static org.junit.jupiter.api.Assertions.*;
public class ArrayImmutableDirectedGraphTest {
