fix escape in testPlayerCopyVarcharPKCaseInsensitive

Signed-off-by: meiji163 <[email protected]>

Author: meiji163

go/vt/vttablet/tabletmanager/vreplication/vcopier_test.go

@@ -284,7 +284,7 @@ func testPlayerCopyVarcharPKCaseInsensitive(t *testing.T) {
 		"/update _vt.vreplication set state='Copying'",
 		// Copy mode.
 		"insert into dst(idc,val) values ('a',1)",
-		`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:\"idc\" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:\"a\"}'.*`,
+		`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:"idc" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:"a"}'.*`,
 		// Copy-catchup mode.
 		`/insert into dst\(idc,val\) select 'B', 3 from dual where \( .* 'B' COLLATE .* \) <= \( .* 'a' COLLATE .* \)`,
 	).Then(func(expect qh.ExpectationSequencer) qh.ExpectationSequencer {
@@ -294,11 +294,11 @@ func testPlayerCopyVarcharPKCaseInsensitive(t *testing.T) {
 		//upd1 := expect.
 		upd1 := expect.Then(qh.Eventually(
 			"insert into dst(idc,val) values ('B',3)",
-			`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:\"idc\" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:\"B\"}'.*`,
+			`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:"idc" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:"B"}'.*`,
 		))
 		upd2 := expect.Then(qh.Eventually(
 			"insert into dst(idc,val) values ('c',2)",
-			`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:\\"idc\\" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:\\"c\\"}'.*`,
+			`/insert into _vt.copy_state \(lastpk, vrepl_id, table_name\) values \('fields:{name:"idc" type:VARCHAR charset:45 flags:20483} rows:{lengths:1 values:"c"}'.*`,
 		))
 		upd1.Then(upd2.Eventually())
 		return upd2