travis: cut down coverage time from 33 mins to 3 with phpdbg

.travis.yml

@@ -132,14 +132,11 @@ jobs:
 
         # Stage 2
         -
-            stage: coverage
+            stage: test
             php: 7.3
             name: Test Coverage
-            if: branch = master AND type = push
-            before_install:
-                - echo "keep xdebug"
             script:
-                - vendor/bin/phpunit --coverage-clover coverage.xml
+                - phpdbg -qrr -d memory_limit=-1 vendor/bin/phpunit --coverage-clover coverage.xml
                 - wget https://github.com/php-coveralls/php-coveralls/releases/download/v2.1.0/php-coveralls.phar
                 - php php-coveralls.phar --verbose
 

phpunit.xml

@@ -19,9 +19,6 @@
         <whitelist addUncoveredFilesFromWhitelist="false">
             <directory suffix=".php">packages/*/src</directory>
             <directory>src</directory>
-            <exclude>
-                <directory>tests/**/*Source/**</directory>
-            </exclude>
         </whitelist>
     </filter>
 </phpunit>