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authorJoão Valverde <j@v6e.pt>2022-12-26 23:55:27 +0000
committerJoão Valverde <j@v6e.pt>2022-12-26 23:55:27 +0000
commit540b71d738e9bba12e6ee55b224499ce4a9e526a (patch)
treec8551d1a405f43ad68f8d3c39ab35a65aa804db9 /test
parent3ddb017a88797f520cda45961819c7084a0a5b29 (diff)
dfilter: Fix crash with a constant arithmetic expression
Diffstat (limited to 'test')
-rw-r--r--test/suite_dfilter/group_syntax.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/test/suite_dfilter/group_syntax.py b/test/suite_dfilter/group_syntax.py
index e669e25415..13cf2e2c95 100644
--- a/test/suite_dfilter/group_syntax.py
+++ b/test/suite_dfilter/group_syntax.py
@@ -264,6 +264,11 @@ class case_arithmetic(unittest.TestCase):
dfilter = "1 + 2 == 2 + 1"
checkDFilterFail(dfilter, error)
+ def test_add_6(self, checkDFilterFail):
+ error = 'Constant expression is invalid'
+ dfilter = "1 - 2"
+ checkDFilterFail(dfilter, error)
+
def test_sub_1(self, checkDFilterCount):
dfilter = "udp.srcport == udp.dstport - 1"
checkDFilterCount(dfilter, 2)