support java-tests written in groovy

java/java-tests/testSrc/com/intellij/codeInsight/completion/LightFixtureCompletionTestCase.java

@@ -61,6 +61,9 @@ public abstract class LightFixtureCompletionTestCase extends LightCodeInsightFix
     assertOrderedEquals(myFixture.getLookupElementStrings(), items);
   }
 
+  protected void type(String s) {
+    myFixture.type(s);
+  }
   protected void type(char c) {
     myFixture.type(c);
   }

platform/platform-api/src/com/intellij/openapi/application/ex/PathManagerEx.java

@@ -25,6 +25,7 @@
 package com.intellij.openapi.application.ex;
 
 import com.intellij.openapi.application.PathManager;
+import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.testFramework.TestRunnerUtil;
 import com.intellij.util.containers.ConcurrentHashMap;
 import junit.framework.TestCase;
@@ -298,7 +299,7 @@ public class PathManagerEx {
       return result;
     }
 
-    String targetFile = toSystemDependentName(clazz.getName().replace('.', '/') + ".java");
+    String targetFile = toSystemDependentName(clazz.getName().replace('.', '/'));
     if (COMMUNITY_TEST_FILES_PARSED_FLAG.compareAndSet(false, true)) {
       parseCommunityTestFiles();
     }
@@ -370,7 +371,7 @@ public class PathManagerEx {
 
     private static void process(File file) {
       String path = file.getAbsolutePath();
-      if (!path.endsWith(".java")) {
+      if (!path.endsWith(".java") && !path.endsWith(".groovy")) {
         return;
       }
 
@@ -385,7 +386,7 @@ public class PathManagerEx {
         // Never expect to be here.
         return;
       }
-      COMMUNITY_TEST_FILES.add(path.substring(indexToUse));
+      COMMUNITY_TEST_FILES.add(StringUtil.trimEnd(StringUtil.trimEnd(path.substring(indexToUse), ".java"), ".groovy"));
     }
   }
 }