Merge pull request #45 from wp-cli/44-phar-missing-composer-plugin-files

Add regression test to detect Composer plugin errors

Author: danielbachhuber

features/package.feature

@@ -56,3 +56,17 @@ Feature: Manage WP-CLI packages
 
     When I run `wp --require=bad-command.php package list`
     Then STDERR should be empty
+
+  Scenario: Run package commands without hitting Composer plugin errors in Phar files
+    Given an empty directory
+    And a new Phar with the same version
+
+    When I run `{PHAR_PATH} package list`
+    Then STDERR should not contain:
+      """
+      failed to open stream
+      """
+    And STDERR should not contain:
+      """
+      is not a file in phar
+      """