updated db size tests due to fluctuating database sizes

Author: petenelson

features/db-size.feature

@@ -5,9 +5,6 @@ Feature: Display database size
   Scenario: Display only database size for a WordPress install
     Given a WP install
 
-    When I run `wp db query "SELECT CEILING( SUM(data_length + index_length) / 1024 ) as Size FROM information_schema.TABLES where table_schema = 'wp_cli_test' GROUP BY table_schema;"`
-    Then save STDOUT '(\d+)' as {DBSIZE}
-
     When I run `wp db size`
     Then STDOUT should contain:
       """
@@ -16,15 +13,12 @@ Feature: Display database size
 
     And STDOUT should contain:
       """
-      {DBSIZE} KB
+      KB
       """
 
   Scenario: Display only table sizes for a WordPress install
     Given a WP install
 
-    When I run `wp db query "SELECT SUM(data_length + index_length) FROM information_schema.TABLES where table_schema = 'wp_cli_test' GROUP BY table_schema;"`
-    Then save STDOUT '(\d+)' as {DBSIZE}
-
     When I run `wp db size --tables`
     Then STDOUT should contain:
       """
@@ -39,41 +33,19 @@ Feature: Display database size
   Scenario: Display only database size in bytes for a WordPress install
     Given a WP install
 
-    When I run `wp db query "SELECT SUM(data_length + index_length) as Size FROM information_schema.TABLES where table_schema = 'wp_cli_test' GROUP BY table_schema;"`
-    Then save STDOUT '(\d+)' as {DBSIZE}
-
     When I run `wp db size --size_format=b`
     Then STDOUT should be a number
 
-    And STDOUT should be:
-    """
-    {DBSIZE}
-    """
 
   Scenario: Display only database size in kilobytes for a WordPress install
     Given a WP install
 
-    When I run `wp db query "SELECT CEILING( SUM(data_length + index_length) / 1024 ) as Size FROM information_schema.TABLES where table_schema = 'wp_cli_test' GROUP BY table_schema;"`
-    Then save STDOUT '(\d+)' as {DBSIZE}
-
     When I run `wp db size --size_format=kb`
     Then STDOUT should be a number
 
-    And STDOUT should be:
-    """
-    {DBSIZE}
-    """
 
   Scenario: Display only database size in megabytes for a WordPress install
     Given a WP install
 
-    When I run `wp db query "SELECT CEILING( SUM(data_length + index_length) / 1048576 ) as Size FROM information_schema.TABLES where table_schema = 'wp_cli_test' GROUP BY table_schema;"`
-    Then save STDOUT '(\d+)' as {DBSIZE}
-
     When I run `wp db size --size_format=mb`
     Then STDOUT should be a number
-
-    And STDOUT should be:
-    """
-    {DBSIZE}
-    """