foreach loop variable shouldn't be visible from the loop expression (IDEA-55859)

java/java-tests/testData/codeInsight/completion/smartType/ForeachLoopVariableInIterableExpression.java

@@ -0,0 +1,5 @@
+public class Bar {{
+        for (java.util.List trololo : trolo<caret>) {
+
+        }
+    } }

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting/LocalVariableInitialization.java

@@ -181,7 +181,7 @@ public class a  {
     }
 
     void forEachParam(java.io.File x) {
-        for (java.io.File f: <error descr="Variable 'f' might not have been initialized">f</error>.listFiles()) {
+        for (java.io.File f: <error descr="Cannot resolve symbol 'f'">f</error>.listFiles()) {
            forEachParam(f);
         }
     }

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

@@ -910,6 +910,8 @@ public class SmartTypeCompletionTest extends LightFixtureCompletionTestCase {
 
   public void testEmptyListWithCollectionsPrefix() throws Throwable { doItemTest(); }
 
+  public void testForeachLoopVariableInIterableExpression() throws Throwable { doAntiTest(); }
+
   public void testStaticallyImportedMagicMethod() throws Throwable {
     configureByTestName();
     assertStringItems("foo");