Use cached plugin and theme installs in tests

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: schlessera

composer.json

@@ -16,7 +16,7 @@
     },
     "require-dev": {
         "wp-cli/extension-command": "^1.2 || ^2 || ^3",
-        "wp-cli/wp-cli-tests": "^5"
+        "wp-cli/wp-cli-tests": "^5.4.0"
     },
     "config": {
         "process-timeout": 7200,

features/sidebar.feature

@@ -2,7 +2,10 @@ Feature: Manage WordPress sidebars
   Background:
     Given a WP install
     And I try `wp theme delete twentytwelve --force`
-    And I run `wp theme install twentytwelve --activate`
+    And these installed and active themes:
+      """
+      twentytwelve
+      """
 
   Scenario: List available sidebars
     When I run `wp sidebar list --fields=name,id`

features/widget-reset.feature

@@ -3,7 +3,10 @@ Feature: Reset WordPress sidebars
   Background:
     Given a WP install
     And I try `wp theme delete twentytwelve --force`
-    And I run `wp theme install twentytwelve --activate`
+    And these installed and active themes:
+      """
+      twentytwelve
+      """
     And I try `wp widget reset --all`
     And I try `wp widget delete wp_inactive_widgets $(wp widget list wp_inactive_widgets --format=ids)`
 

features/widget.feature

@@ -3,7 +3,10 @@ Feature: Manage widgets in WordPress sidebar
   Background:
     Given a WP install
     And I try `wp theme delete twentytwelve --force`
-    And I run `wp theme install twentytwelve --activate`
+    And these installed and active themes:
+      """
+      twentytwelve
+      """
     And I try `wp widget reset --all`
     And I try `wp widget delete wp_inactive_widgets $(wp widget list wp_inactive_widgets --format=ids)`
     And I run `wp widget add text sidebar-1 --title="Text 1"`