refactor: avoid duplicate testing code

Author: sunng87

datafusion-postgres/src/lib.rs

@@ -2,7 +2,7 @@ pub mod auth;
 pub(crate) mod client;
 mod handlers;
 pub mod hooks;
-#[cfg(test)]
+#[cfg(any(test, debug_assertions))]
 pub mod testing;
 
 use std::fs::File;

datafusion-postgres/tests/common/mod.rs

@@ -1,8 +1,7 @@
-mod common;
-
-use common::*;
 use pgwire::api::query::SimpleQueryHandler;
 
+use datafusion_postgres::testing::*;
+
 const DBEAVER_QUERIES: &[&str] = &[
     "SET extra_float_digits = 3",
     "SET application_name = 'PostgreSQL JDBC Driver'",

datafusion-postgres/tests/dbeaver.rs

@@ -1,8 +1,7 @@
-mod common;
-
-use common::*;
 use pgwire::api::query::SimpleQueryHandler;
 
+use datafusion_postgres::testing::*;
+
 const METABASE_QUERIES: &[&str] = &[
     "SET extra_float_digits = 2",
     "SET application_name = 'Metabase v0.55.1 [f8f63fdf-d8f8-4573-86ea-4fe4a9548041]'",

datafusion-postgres/tests/metabase.rs

@@ -1,8 +1,7 @@
-mod common;
-
-use common::*;
 use pgwire::api::query::SimpleQueryHandler;
 
+use datafusion_postgres::testing::*;
+
 const PGCLI_QUERIES: &[&str] = &[
     "SELECT 1",
     "show time zone",

datafusion-postgres/tests/pgcli.rs

@@ -1,8 +1,7 @@
-mod common;
-
-use common::*;
 use pgwire::api::query::SimpleQueryHandler;
 
+use datafusion_postgres::testing::*;
+
 const PSQL_QUERIES: &[&str] = &[
     "SELECT c.oid,
           n.nspname,