test cleanup

Author: jmhain

src/tokenizer.rs

@@ -2495,8 +2495,7 @@ fn take_char_from_hex_digits(
 mod tests {
     use super::*;
     use crate::dialect::{
-        AnsiDialect, BigQueryDialect, ClickHouseDialect, HiveDialect, MsSqlDialect, MySqlDialect,
-        SQLiteDialect,
+        BigQueryDialect, ClickHouseDialect, HiveDialect, MsSqlDialect, MySqlDialect, SQLiteDialect,
     };
     use crate::test_utils::{all_dialects_except, all_dialects_where};
     use core::fmt::Debug;
@@ -4142,8 +4141,7 @@ mod tests {
 
     #[test]
     fn tokenize_mustache_dot_ident() {
-        // Note: Ansi and Hive parse _column into separate `_` and `column` tokens.
-        all_dialects_except(|d| d.is::<HiveDialect>() || d.is::<AnsiDialect>()).tokenizes_to(
+        all_dialects_where(|d| d.is_identifier_start('_')).tokenizes_to(
             "SELECT {{schema}}._column",
             vec![
                 Token::make_keyword("SELECT"),