Fix review comment

Author: git-hulk

tests/sqlparser_bigquery.rs

@@ -635,35 +635,6 @@ fn parse_nested_data_types() {
     }
 }
 
-#[test]
-fn parse_invalid_brackets() {
-    let sql = "SELECT STRUCT<INT64>>(NULL)";
-    assert_eq!(
-        bigquery_and_generic()
-            .parse_sql_statements(sql)
-            .unwrap_err(),
-        ParserError::ParserError("unmatched > in STRUCT literal".to_string())
-    );
-
-    let sql = "SELECT STRUCT<STRUCT<INT64>>>(NULL)";
-    assert_eq!(
-        bigquery_and_generic()
-            .parse_sql_statements(sql)
-            .unwrap_err(),
-        ParserError::ParserError("Expected: (, found: >".to_string())
-    );
-
-    let sql = "CREATE TABLE table (x STRUCT<STRUCT<INT64>>>)";
-    assert_eq!(
-        bigquery_and_generic()
-            .parse_sql_statements(sql)
-            .unwrap_err(),
-        ParserError::ParserError(
-            "Expected: ',' or ')' after column definition, found: >".to_string()
-        )
-    );
-}
-
 #[test]
 fn parse_tuple_struct_literal() {
     // tuple syntax: https://cloud.google.com/bigquery/docs/reference/standard-sql/data-types#tuple_syntax
@@ -2474,7 +2445,7 @@ fn test_struct_field_options() {
 }
 
 #[test]
-fn test_struct_trailing_bracket() {
+fn test_struct_trailing_and_nested_bracket() {
     bigquery().verified_stmt(concat!(
         "CREATE TABLE my_table (",
         "f0 STRING, ",
@@ -2520,4 +2491,30 @@ fn test_struct_trailing_bracket() {
             .parse_sql_statements("CREATE TABLE my_table(f1 STRUCT<a STRUCT<b INT>>>, c INT64)")
             .unwrap_err()
     );
+
+    let sql = "SELECT STRUCT<INT64>>(NULL)";
+    assert_eq!(
+        bigquery_and_generic()
+            .parse_sql_statements(sql)
+            .unwrap_err(),
+        ParserError::ParserError("unmatched > in STRUCT literal".to_string())
+    );
+
+    let sql = "SELECT STRUCT<STRUCT<INT64>>>(NULL)";
+    assert_eq!(
+        bigquery_and_generic()
+            .parse_sql_statements(sql)
+            .unwrap_err(),
+        ParserError::ParserError("Expected: (, found: >".to_string())
+    );
+
+    let sql = "CREATE TABLE table (x STRUCT<STRUCT<INT64>>>)";
+    assert_eq!(
+        bigquery_and_generic()
+            .parse_sql_statements(sql)
+            .unwrap_err(),
+        ParserError::ParserError(
+            "Expected: ',' or ')' after column definition, found: >".to_string()
+        )
+    );
 }