WEB-8262 Comment with line/block comment STILL doesn't work on HTML in ASP file

java/testFramework/src/com/intellij/codeInsight/CodeInsightTestCaseUtil.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2000-2013 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.intellij.codeInsight;
+
+import com.intellij.codeInsight.actions.CodeInsightAction;
+import com.intellij.ide.DataManager;
+import com.intellij.openapi.actionSystem.ActionManager;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+
+public class CodeInsightTestCaseUtil {
+  public static void doAction(CodeInsightTestCase testCase, CodeInsightAction action, String testName, String ext) throws Exception {
+    testCase.configureByFile(testName + "." + ext);
+
+    action.actionPerformed(new AnActionEvent(
+      null,
+      DataManager.getInstance().getDataContext(),
+      "",
+      action.getTemplatePresentation(),
+      ActionManager.getInstance(),
+      0)
+    );
+
+    testCase.checkResultByFile(testName + "_after." + ext);
+  }
+
+}