MAGETWO-35078: Code Coverage for Unit Tests build is broken

- exclude test files themselves from code coverage report

Author: orlangur

dev/tests/unit/phpunit.xml.dist

@@ -11,21 +11,27 @@
          bootstrap="./framework/bootstrap.php"
         >
     <testsuite name="Magento Unit Tests">
-        <directory suffix="Test.php">../../../setup/src/Magento/Setup/Test/Unit</directory>
         <directory suffix="Test.php">../../../app/code/*/*/Test/Unit</directory>
-        <directory suffix="Test.php">../../../lib/internal/*/*/*/Test/Unit</directory>
-        <directory suffix="Test.php">../../../lib/internal/*/*/Test/Unit</directory>
         <directory suffix="Test.php">../../../dev/tools/*/*/Test/Unit</directory>
         <directory suffix="Test.php">../../../dev/tools/*/*/*/Test/Unit</directory>
+        <directory suffix="Test.php">../../../lib/internal/*/*/Test/Unit</directory>
+        <directory suffix="Test.php">../../../lib/internal/*/*/*/Test/Unit</directory>
+        <directory suffix="Test.php">../../../setup/src/*/*/Test/Unit</directory>
     </testsuite>
     <php>
         <ini name="date.timezone" value="America/Los_Angeles"/>
     </php>
     <filter>
         <whitelist addUncoveredFilesFromWhiteList="true">
-            <directory suffix=".php">../../../app/code/Magento</directory>
+            <directory suffix=".php">../../../app/code/*</directory>
             <directory suffix=".php">../../../lib/internal/Magento</directory>
-            <directory suffix=".php">../../../setup/src/Magento</directory>
+            <directory suffix=".php">../../../setup/src/*</directory>
+            <exclude>
+                <directory>../../../app/code/*/*/Test</directory>
+                <directory>../../../lib/internal/*/*/Test</directory>
+                <directory>../../../lib/internal/*/*/*/Test</directory>
+                <directory>../../../setup/src/*/*/Test</directory>
+            </exclude>
         </whitelist>
     </filter>
     <logging>