Add --config-file argument to process custom configuration files

features/config-create.feature

@@ -23,6 +23,7 @@ Feature: Create a wp-config file
       """
       define( 'WP_DEBUG_LOG', true );
       """
+
     When I run `wp core config {CORE_CONFIG_SETTINGS} --extra-php < wp-config-extra.php`
     Then the wp-config.php file should contain:
       """
@@ -37,6 +38,25 @@ Feature: Create a wp-config file
     Then the return code should be 1
     And STDERR should not be empty
 
+    Given a wp-config-extra.php file:
+      """
+      define( 'WP_DEBUG_LOG', true );
+      """
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS} --config-file='wp-custom-config.php' --extra-php < wp-config-extra.php`
+    Then the wp-custom-config.php file should contain:
+      """
+      'AUTH_SALT',
+      """
+    And the wp-custom-config.php file should contain:
+      """
+      define( 'WP_DEBUG_LOG', true );
+      """
+
+    When I try the previous command again
+    Then the return code should be 1
+    And STDERR should not be empty
+
     When I run `wp db create`
     Then STDOUT should not be empty
 
@@ -50,10 +70,11 @@ Feature: Create a wp-config file
   Scenario: No wp-config.php and WPLANG
     Given an empty directory
     And WP files
-    Given a wp-config-extra.php file:
+    And a wp-config-extra.php file:
       """
       define( 'WP_DEBUG_LOG', true );
       """
+
     When I run `wp core config {CORE_CONFIG_SETTINGS} --extra-php < wp-config-extra.php`
     Then the wp-config.php file should not contain:
       """
@@ -93,7 +114,7 @@ Feature: Create a wp-config file
     When I run `wp core config {CORE_CONFIG_SETTINGS}`
     Then the wp-config.php file should contain:
       """
-      define('AUTH_SALT',
+      define( 'AUTH_SALT',
       """
 
   Scenario: Define WPLANG when running WP < 4.0
@@ -123,3 +144,14 @@ Feature: Create a wp-config file
       """
       define( 'WPLANG', 'ja' );
       """
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS} --config-file=wp-custom-config.php --locale=ja --force`
+    Then the return code should be 0
+    And STDOUT should contain:
+      """
+      Success: Generated 'wp-custom-config.php' file.
+      """
+    And the wp-custom-config.php file should contain:
+      """
+      define( 'WPLANG', 'ja' );
+      """

features/config-delete.feature

@@ -1,9 +1,8 @@
 Feature: Delete a constant or variable from the wp-config.php file
 
-  Background:
+  Scenario: Delete an existing wp-config.php constant
     Given a WP install
 
-  Scenario: Delete an existing wp-config.php constant
     When I run `wp config delete DB_PASSWORD`
     Then STDOUT should be:
       """
@@ -43,7 +42,58 @@ Feature: Delete a constant or variable from the wp-config.php file
       """
     And STDOUT should be empty
 
-  Scenario: Delete a non-existent constant or variable
+  @custom-config-file
+  Scenario: Delete an existing wp-custom-config.php constant
+    Given an empty directory
+    And WP files
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS} --config-file='wp-custom-config.php'`
+    Then STDOUT should contain:
+      """
+      Generated 'wp-custom-config.php' file.
+      """
+
+    When I run `wp config delete DB_PASSWORD --config-file='wp-custom-config.php'`
+    Then STDOUT should be:
+      """
+      Success: Deleted the constant 'DB_PASSWORD' from the 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config get DB_PASSWORD --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The constant or variable 'DB_PASSWORD' is not defined in the 'wp-custom-config.php' file.
+      """
+    And STDOUT should be empty
+
+    When I run `wp config delete DB_HOST --type=constant --config-file='wp-custom-config.php'`
+    Then STDOUT should be:
+      """
+      Success: Deleted the constant 'DB_HOST' from the 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config get DB_HOST --type=constant --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The constant 'DB_HOST' is not defined in the 'wp-custom-config.php' file.
+      """
+    And STDOUT should be empty
+
+    When I run `wp config delete table_prefix --type=variable --config-file='wp-custom-config.php'`
+    Then STDOUT should be:
+      """
+      Success: Deleted the variable 'table_prefix' from the 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config get table_prefix --type=variable --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The variable 'table_prefix' is not defined in the 'wp-custom-config.php' file.
+      """
+    And STDOUT should be empty
+
+  Scenario: Delete a non-existent wp-config.php constant or variable
+    Given a WP install
     When I try `wp config delete NEW_CONSTANT`
     Then STDERR should be:
       """
@@ -62,7 +112,38 @@ Feature: Delete a constant or variable from the wp-config.php file
       Error: The variable 'NEW_CONSTANT' is not defined in the 'wp-config.php' file.
       """
 
-  Scenario: Ambiguous delete requests throw errors
+  @custom-config-file
+  Scenario: Delete a non-existent wp-custom-config.php constant or variable
+    Given an empty directory
+    And WP files
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS} --config-file='wp-custom-config.php'`
+    Then STDOUT should contain:
+      """
+      Generated 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config delete NEW_CONSTANT --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The constant or variable 'NEW_CONSTANT' is not defined in the 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config delete NEW_CONSTANT --type=constant --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The constant 'NEW_CONSTANT' is not defined in the 'wp-custom-config.php' file.
+      """
+
+    When I try `wp config delete NEW_CONSTANT --type=variable --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: The variable 'NEW_CONSTANT' is not defined in the 'wp-custom-config.php' file.
+      """
+
+  Scenario: Ambiguous delete requests for wp-config.php throw errors
+    Given a WP install
+
     When I run `wp config set SOME_NAME some_value --type=constant`
     Then STDOUT should be:
       """
@@ -86,3 +167,38 @@ Feature: Delete a constant or variable from the wp-config.php file
       """
       Error: Found both a constant and a variable 'SOME_NAME' in the 'wp-config.php' file. Use --type=<type> to disambiguate.
       """
+
+  @custom-config-file
+  Scenario: Ambiguous delete requests for wp-custom-config.php throw errors
+    Given an empty directory
+    And WP files
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS} --config-file='wp-custom-config.php'`
+    Then STDOUT should contain:
+      """
+      Generated 'wp-custom-config.php' file.
+      """
+
+    When I run `wp config set SOME_NAME some_value --type=constant --config-file='wp-custom-config.php'`
+    Then STDOUT should be:
+      """
+      Success: Added the constant 'SOME_NAME' to the 'wp-custom-config.php' file with the value 'some_value'.
+      """
+
+    When I run `wp config set SOME_NAME some_value --type=variable --config-file='wp-custom-config.php'`
+    Then STDOUT should be:
+      """
+      Success: Added the variable 'SOME_NAME' to the 'wp-custom-config.php' file with the value 'some_value'.
+      """
+
+    When I run `wp config list --fields=name,type SOME_NAME --strict --config-file='wp-custom-config.php'`
+    Then STDOUT should be a table containing rows:
+      | name      | type     |
+      | SOME_NAME | constant |
+      | SOME_NAME | variable |
+
+    When I try `wp config delete SOME_NAME --config-file='wp-custom-config.php'`
+    Then STDERR should be:
+      """
+      Error: Found both a constant and a variable 'SOME_NAME' in the 'wp-custom-config.php' file. Use --type=<type> to disambiguate.
+      """

features/config-edit.feature

@@ -0,0 +1,29 @@
+Feature: Edit a wp-config file
+
+  Scenario: Edit a wp-config.php file
+    Given a WP install
+
+    When I try `EDITOR='ex -i NONE -c q!' wp config edit;`
+    Then STDERR should contain:
+      """
+      Warning: No changes made to wp-config.php, aborted.
+      """
+    And the return code should be 0
+
+  @custom-config-file
+  Scenario: Edit a wp-custom-config.php file
+    Given an empty directory
+    And WP files
+
+    When I run `wp core config {CORE_CONFIG_SETTINGS}  --config-file='wp-custom-config.php'`
+    Then STDOUT should contain:
+      """
+      Generated 'wp-custom-config.php' file.
+      """
+
+    When I try `EDITOR='ex -i NONE -c q!' wp config edit --config-file=wp-custom-config.php`
+    Then STDERR should contain:
+      """
+      No changes made to wp-custom-config.php, aborted.
+      """
+    And the return code should be 0