backend: fix handling of empty binary literals

pingcap · Jul 22, 2020 · 74a79dd · 74a79dd
1 parent 26a0f71
commit 74a79dd
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/tests/various_types/data/vt.binary.sql b/tests/various_types/data/vt.binary.sql
@@ -48,4 +48,5 @@ INSERT INTO `binary` VALUES
 (46, x'747B4c36678948a8921763afbee2dd15'),
 (47, x'a5e015d13d76447eaf8fb834007481e9'),
 (48, x'b75264a7e7074df187a2b9052ad4e36d'),
-(49, x'45cD65089a064ab781406a84a109faef');
+(49, x'45cD65089a064ab781406a84a109faef'),
+(50, x'');
diff --git a/tests/various_types/run.sh b/tests/various_types/run.sh
@@ -68,8 +68,8 @@ for BACKEND in importer tidb local; do
   check_contains 'ref: 41'
 
   run_sql 'SELECT count(pk), hex(min(pk)), hex(max(pk)) FROM vt.binary'
-  check_contains 'count(pk): 50'
-  check_contains 'hex(min(pk)): 090ABBB2F22E4F97A4FEA52EB1A80A0B'
+  check_contains 'count(pk): 51'
+  check_contains 'hex(min(pk)): '
   check_contains 'hex(max(pk)): FDE1328C409C43A8B1B08C35C8000F92'
   run_sql "SELECT ref FROM vt.binary WHERE pk = x'55dc0343db6a420898729096305b8c07'"
   check_contains 'ref: 41'