add drupal to validation tests

.gitmodules

@@ -22,3 +22,6 @@
 [submodule "validation/frameworks/cakephp"]
 	path = validation/frameworks/cakephp
 	url = https://github.com/cakephp/cakephp
+[submodule "validation/frameworks/drupal"]
+	path = validation/frameworks/drupal
+	url = https://github.com/drupal/drupal

phpunit.xml

@@ -1,49 +1,58 @@
 <phpunit bootstrap="src/bootstrap.php">
-<testsuites>
-  <testsuite name="invariants">
+  <testsuites>
+    <testsuite name="invariants">
+      <!--
+      Tests that token/tree production is "structurally" sound.
+      * INPUT: All PHP files in `tests/cases/**/`
+      * OUTPUT: TODO - output failing tests
+      -->
+      <file>tests/LexerInvariantsTest.php</file>
+      <file>tests/ParserInvariantsTest.php</file>      
+    </testsuite>
+
+    <testsuite name="grammar">
+      <!-- 
+      Tests that we are properly implementing the grammar.
+      * INPUT: All files in `tests/cases/**/`
+      * OUTPUT: TODO - output failing tests
+      -->
+      <file>tests/LexicalGrammarTest.php</file>
+      <file>tests/ParserGrammarTest.php</file>
+    </testsuite>
+
+    <testsuite name="validation">
+      <!--
+      Validates against real-world scenarios.
+      * INPUT: All files in `validation/frameworks/<framework-name>/*`
+      * OUTPUT: Failing tests are output to `tests/output/<framework-name>`
+      -->
+      <file>tests/ParserFrameworkValidationTests.php</file>
+    </testsuite>
+
+    <testsuite name="api">
+      <file>tests/NodeApiTest.php</file>
+    </testsuite>
+    
+    <testsuite name="performance">
+      <!-- TODO: Validates that there are no performance regressions. -->
+    </testsuite>
+  </testsuites>
+
+  <filter>
+    <!-- Code coverage whitelist. -->
+    <whitelist processUncoveredFilesFromWhitelist="true">
+      <directory suffix=".php">/src/Node</directory>
+      <file>/src/Parser.php</file>
+      <file>/src/PhpTokenizer.php</file>
+    </whitelist>
+  </filter>
+
+  <php>
     <!--
-    Tests that token/tree production is "structurally" sound.
-    * INPUT: All PHP files in `tests/cases/**/`
-    * OUTPUT: TODO - output failing tests
+    TODO: see if we can remove this in the future. It may be indicative of not passing things
+    by reference properly in the API.
+    https://github.com/Microsoft/tolerant-php-parser/issues/23
     -->
-    <file>tests/LexerInvariantsTest.php</file>
-    <file>tests/ParserInvariantsTest.php</file>      
-  </testsuite>
-
-  <testsuite name="grammar">
-    <!-- 
-    Tests that we are properly implementing the grammar.
-    * INPUT: All files in `tests/cases/**/`
-    * OUTPUT: TODO - output failing tests
-    -->
-    <file>tests/LexicalGrammarTest.php</file>
-    <file>tests/ParserGrammarTest.php</file>
-  </testsuite>
-
-  <testsuite name="validation">
-    <!--
-    Validates against real-world scenarios.
-    * INPUT: All files in `validation/frameworks/<framework-name>/*`
-    * OUTPUT: Failing tests are output to `tests/output/<framework-name>`
-    -->
-    <file>tests/ParserFrameworkValidationTests.php</file>
-  </testsuite>
-
-  <testsuite name="api">
-    <file>tests/NodeApiTest.php</file>
-  </testsuite>
-  
-  <testsuite name="performance">
-    <!-- TODO: Validates that there are no performance regressions. -->
-  </testsuite>
-</testsuites>
-
-<filter>
-  <!-- Code coverage whitelist. -->
-  <whitelist processUncoveredFilesFromWhitelist="true">
-    <directory suffix=".php">/src/Node</directory>
-    <file>/src/Parser.php</file>
-    <file>/src/PhpTokenizer.php</file>
-  </whitelist>
-</filter>
+    <ini name="memory_limit" value="256M"/>
+  </php>
 </phpunit>

validation/frameworks/drupal

@@ -0,0 +1 @@
+Subproject commit bf93f84100bbc1949c75ae22bd8d7ce0392f3082