added failing insert with negative value

Signed-off-by: Harshit Gangal <[email protected]>

go/test/endtoend/vtgate/misc_test.go

@@ -27,6 +27,14 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
+func TestInsertNeg(t *testing.T) {
+	conn, closer := start(t)
+	defer closer()
+
+	utils.Exec(t, conn, "insert ignore into t10(id, sharding_key, col1, col2, col3) values(10, 20, 'a', 1, 2), (20, -20, 'b', 3, 4), (30, -40, 'c', 6, 7), (40, 60, 'd', 4, 10)")
+	utils.Exec(t, conn, "insert ignore into t10(id, sharding_key, col1, col2, col3) values(1, 2, 'a', 1, 2), (2, -2, 'b', -3, 4), (3, -4, 'c', 6, -7), (4, 6, 'd', 4, -10)")
+}
+
 func TestSelectNull(t *testing.T) {
 	conn, closer := start(t)
 	defer closer()

go/test/endtoend/vtgate/schema.sql

@@ -143,6 +143,9 @@ create table t10
 (
     id           bigint,
     sharding_key bigint,
+    col1 varchar(50),
+    col2 int,
+    col3 int,
     primary key (id)
 ) Engine = InnoDB;