all tests succeed now

usethesource · Oct 15, 2023 · b915d3c · b915d3c
1 parent 13eaa4a
commit b915d3c
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/src/main/java/io/usethesource/vallang/impl/primitive/IntegerValue.java b/src/main/java/io/usethesource/vallang/impl/primitive/IntegerValue.java
@@ -519,6 +519,7 @@ else if (isRationalType(other)) {
 		}
 	}
 
+	@Override
 	public int hashCode(){
 		int h = value ^ 0x85ebca6b;
 		// based on the final Avalanching phase of MurmurHash2

diff --git a/src/test/java/io/usethesource/vallang/specification/IValueTests.java b/src/test/java/io/usethesource/vallang/specification/IValueTests.java
@@ -77,7 +77,14 @@ public void testFingerprintStabilityIntegersDoNotChangeTheTest(IValueFactory vf,
         // this should stay or we have to make sure that the fingerprint works like that again
         // if it changes
         if (!integer.equals(vf.integer(0)) && integer.less(vf.integer(Integer.MAX_VALUE)).getValue() && integer.greater(vf.integer(Integer.MIN_VALUE)).getValue()) {
-            assertEquals(integer.intValue(), integer.hashCode());
+            // copied the implementation of IntegerValue.hashCode here
+            // because this is now officially a contract.
+            int hash = integer.intValue() ^ 0x85ebca6b;
+		    hash ^= hash >>> 13;
+		    hash *= 0x5bd1e995;
+		    hash ^= hash >>> 15;
+
+            assertEquals(hash, integer.getMatchFingerprint());
         }
     }