1 files changed, 11 insertions, 0 deletions
diff --git a/test/unit/util/rational_white.h b/test/unit/util/rational_white.h
index bcd3d56e4..63b4e1843 100644
--- a/test/unit/util/rational_white.h
+++ b/test/unit/util/rational_white.h
@@ -430,4 +430,15 @@ public:
 //     TS_ASSERT_EQUALS(large.hash(),
 //                      (large.getNumerator().hash()) xor (large.getDenominator().hash()));
 //   }
+
+  //Make sure we can properly handle:
+  //http://www.ginac.de/CLN/cln_3.html#SEC15
+  const int i_above2tothe29 = (1 << 29) + 1;
+  const unsigned int u_above2tothe29 = (1 << 29) + 1;
+  void testConstruction(){
+    TS_ASSERT_EQUALS(Rational(i_above2tothe29), Rational((long)i_above2tothe29));
+    TS_ASSERT_EQUALS(Rational(u_above2tothe29),
+                     Rational((unsigned long)u_above2tothe29));
+
+  }
 };