testdata for IDEA-123731

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA123731.java

@@ -0,0 +1,21 @@
+import java.util.Collection;
+import java.util.Map;
+
+class Test{
+
+  public static void main(String[] args) {
+    Map<String, Collection<Integer>> myMap = null;
+
+    myMap.entrySet().stream()
+      .flatMap(entry -> entry.getValue().stream()
+        .map(val -> new Object() {
+          String key = entry.getKey();
+          Integer value = val;
+        }))
+      .forEachOrdered(o -> {
+        final String key = o.key;
+        final Integer value = o.value;
+        System.out.println("key: " + key + " value: " + value);
+      });
+  }
+}

java/java-tests/testSrc/com/intellij/codeInsight/daemon/lambda/NewLambdaHighlightingTest.java

@@ -186,6 +186,10 @@ public class NewLambdaHighlightingTest extends LightDaemonAnalyzerTestCase {
     doTest();
   }
 
+  public void testIDEA123731() throws Exception {
+    doTest();
+  }
+
   private void doTest() {
     doTest(false);
   }