diff --git a/src/test/data/script_invalid.json b/src/test/data/script_invalid.json
index 8cb365a46f..fdceb1ffa9 100644
--- a/src/test/data/script_invalid.json
+++ b/src/test/data/script_invalid.json
@@ -257,7 +257,10 @@
 ["1","0xba", "0xba == OP_NOP10 + 1"],
 
 ["2147483648", "1ADD 1", "We cannot do math on 5-byte integers"],
+["2147483648", "NEGATE 1", "We cannot do math on 5-byte integers"],
 ["-2147483648", "1ADD 1", "Because we use a sign bit, -2147483648 is also 5 bytes"],
+["2147483647", "1ADD 1SUB 1", "We cannot do math on 5-byte integers, even if the result is 4-bytes"],
+["2147483648", "1SUB 1", "We cannot do math on 5-byte integers, even if the result is 4-bytes"],
 
 ["1", "1 ENDIF", "ENDIF without IF"],
 ["1", "IF 1", "IF without ENDIF"],
diff --git a/src/test/data/script_valid.json b/src/test/data/script_valid.json
index 3b4c191865..67b985e355 100644
--- a/src/test/data/script_valid.json
+++ b/src/test/data/script_valid.json
@@ -97,6 +97,9 @@
 ["8388608", "SIZE 4 EQUAL"],
 ["2147483647", "SIZE 4 EQUAL"],
 ["2147483648", "SIZE 5 EQUAL"],
+["549755813887", "SIZE 5 EQUAL"],
+["549755813888", "SIZE 6 EQUAL"],
+["9223372036854775807", "SIZE 8 EQUAL"],
 ["-1", "SIZE 1 EQUAL"],
 ["-127", "SIZE 1 EQUAL"],
 ["-128", "SIZE 2 EQUAL"],
@@ -106,6 +109,9 @@
 ["-8388608", "SIZE 4 EQUAL"],
 ["-2147483647", "SIZE 4 EQUAL"],
 ["-2147483648", "SIZE 5 EQUAL"],
+["-549755813887", "SIZE 5 EQUAL"],
+["-549755813888", "SIZE 6 EQUAL"],
+["-9223372036854775807", "SIZE 8 EQUAL"],
 ["'abcdefghijklmnopqrstuvwxyz'", "SIZE 26 EQUAL"],
 
 
@@ -306,6 +312,9 @@
 ["8388608", "0x04 0x00008000 EQUAL"],
 ["2147483647", "0x04 0xFFFFFF7F EQUAL"],
 ["2147483648", "0x05 0x0000008000 EQUAL"],
+["549755813887", "0x05 0xFFFFFFFF7F EQUAL"],
+["549755813888", "0x06 0xFFFFFFFF7F EQUAL"],
+["9223372036854775807", "0x08 0xFFFFFFFFFFFFFF7F EQUAL"],
 ["-1", "0x01 0x81 EQUAL", "Numbers are little-endian with the MSB being a sign bit"],
 ["-127", "0x01 0xFF EQUAL"],
 ["-128", "0x02 0x8080 EQUAL"],
@@ -315,6 +324,10 @@
 ["-8388608", "0x04 0x00008080 EQUAL"],
 ["-2147483647", "0x04 0xFFFFFFFF EQUAL"],
 ["-2147483648", "0x05 0x0000008080 EQUAL"],
+["-4294967295", "0x05 0xFFFFFFFF80 EQUAL"],
+["-549755813887", "0x05 0xFFFFFFFFFF EQUAL"],
+["-549755813888", "0x06 0x000000008080 EQUAL"],
+["-9223372036854775807", "0x08 0xFFFFFFFFFFFFFFFF EQUAL"],
 
 ["2147483647", "1ADD 2147483648 EQUAL", "We can do math on 4-byte integers, and compare 5-byte ones"],
 ["2147483647", "1ADD 1"],