#191: test reject

chain/src/test/java/org/ethereum/beacon/chain/DefaultBeaconChainTest.java

@@ -26,12 +26,15 @@
 import org.ethereum.beacon.core.types.BLSSignature;
 import org.ethereum.beacon.core.types.Time;
 import org.ethereum.beacon.db.Database;
+import org.ethereum.beacon.schedulers.ControlledSchedulers;
 import org.ethereum.beacon.schedulers.Schedulers;
 import org.junit.Assert;
 import org.junit.Test;
 import tech.pegasys.artemis.ethereum.core.Hash32;
 import tech.pegasys.artemis.util.uint.UInt64;
 
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
 import java.util.Collections;
 import java.util.stream.IntStream;
 
@@ -119,4 +122,30 @@ public BeaconStateEx apply(BeaconStateEx stateEx) {
         chainStorage,
         schedulers);
   }
+
+  @Test
+  public void testRejectBlocks() {
+    ControlledSchedulers schedulers = Schedulers.createControlled();
+    schedulers.setCurrentTime(Instant.now().plus(1, ChronoUnit.DAYS).toEpochMilli());
+
+    BeaconChainSpec spec =
+            BeaconChainSpec.Builder.createWithDefaultParams()
+                    .withComputableGenesisTime(false)
+                    .withVerifyDepositProof(false)
+                    .build();
+    StateTransition<BeaconStateEx> perSlotTransition =
+            StateTransitionTestUtil.createNextSlotTransition();
+    MutableBeaconChain beaconChain = createBeaconChain(spec, perSlotTransition, schedulers);
+
+    beaconChain.init();
+    BeaconTuple initialTuple = beaconChain.getRecentlyProcessed();
+    Assert.assertEquals(spec.getConstants().getGenesisSlot(), initialTuple.getBlock().getSlot());
+
+    BeaconTuple recentlyProcessed = beaconChain.getRecentlyProcessed();
+    BeaconBlock aBlock =
+            createBlock(recentlyProcessed, spec, schedulers.getCurrentTime(), perSlotTransition);
+
+    Assert.assertEquals(ImportResult.ExpiredBlock, beaconChain.insert(aBlock));
+    Assert.assertEquals(aBlock, beaconChain.getRecentlyProcessed().getBlock());
+  }
 }