Properly handle BlockBreakEvent#isDropItems

Setting whether a block break dropped items controlled
far more than just whether blocks dropped, like stat increases
food consumption, turtle egg count decreases, ice to water
conversions and beehive releases

paper-server/src/test/java/io/papermc/paper/world/block/BlockPlayerDestroyOverrideTest.java

@@ -0,0 +1,48 @@
+package io.papermc.paper.world.block;
+
+import io.github.classgraph.ClassGraph;
+import io.github.classgraph.ClassInfo;
+import io.github.classgraph.MethodInfo;
+import io.github.classgraph.MethodInfoList;
+import io.github.classgraph.MethodParameterInfo;
+import io.github.classgraph.ScanResult;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Stream;
+import org.bukkit.support.environment.Normal;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@Normal
+public class BlockPlayerDestroyOverrideTest {
+
+    public static Stream<ClassInfo> parameters() {
+        final List<ClassInfo> classInfo = new ArrayList<>();
+        try (ScanResult scanResult = new ClassGraph()
+            .enableClassInfo()
+            .enableMethodInfo()
+            .whitelistPackages("net.minecraft")
+            .scan()
+        ) {
+            for (final ClassInfo subclass : scanResult.getSubclasses("net.minecraft.world.level.block.Block")) {
+                final MethodInfoList playerDestroy = subclass.getDeclaredMethodInfo("playerDestroy");
+                if (!playerDestroy.isEmpty()) {
+                    classInfo.add(subclass);
+                }
+            }
+        }
+        return classInfo.stream();
+    }
+
+    @ParameterizedTest
+    @MethodSource("parameters")
+    public void checkPlayerDestroyOverrides(ClassInfo overridesPlayerDestroy) {
+        final MethodInfoList playerDestroy = overridesPlayerDestroy.getDeclaredMethodInfo("playerDestroy");
+        assertEquals(1, playerDestroy.size(), overridesPlayerDestroy.getName() + " has multiple playerDestroy methods");
+        final MethodInfo next = playerDestroy.iterator().next();
+        final MethodParameterInfo[] parameterInfo = next.getParameterInfo();
+        assertEquals("boolean", parameterInfo[parameterInfo.length - 1].getTypeDescriptor().toStringWithSimpleNames(), overridesPlayerDestroy.getName() + " needs to change its override of playerDestroy");
+    }
+}