From b48e2addebc6c7260c8c2a283439bcd451f59fee Mon Sep 17 00:00:00 2001
From: Adrian Duffell <9312929+adrianduffell@users.noreply.github.com>
Date: Fri, 26 Mar 2021 21:52:54 +0800
Subject: [PATCH] Fix Database Table Creation Test
 (https://github.com/woocommerce/woocommerce-admin/pull/6670)

* Fix mistake in documentation

* Fix typo in query

* Fix a bug where the tables were not being dropped
---
 plugins/woocommerce-admin/tests/install.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/plugins/woocommerce-admin/tests/install.php b/plugins/woocommerce-admin/tests/install.php
index 70939bfe6a6..e639263d63d 100644
--- a/plugins/woocommerce-admin/tests/install.php
+++ b/plugins/woocommerce-admin/tests/install.php
@@ -20,7 +20,11 @@ class WC_Admin_Tests_Install extends WP_UnitTestCase {
 	function test_create_tables() {
 		global $wpdb;
 
-		// List of tables created by Install::test_create_tables.
+		// Remove the Test Suite’s use of temporary tables https://wordpress.stackexchange.com/a/220308
+		remove_filter( 'query', array( $this, '_create_temporary_tables' ) );
+		remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
+
+		// List of tables created by Install::create_tables.
 		$tables = array(
 			"{$wpdb->prefix}wc_order_stats",
 			"{$wpdb->prefix}wc_order_product_lookup",
@@ -33,7 +37,7 @@ class WC_Admin_Tests_Install extends WP_UnitTestCase {
 		);
 
 		// Remove any existing tables in the environment.
-		$query = 'DROP TABLES IF EXISTS' . implode( ',', $tables );
+		$query = 'DROP TABLE IF EXISTS ' . implode( ',', $tables );
 		$wpdb->query( $query );
 
 		// Try to create the tables.