testdata for IDEA-211775

GitOrigin-RevId: d3001a3ef0d439c9701c7d6bf83e9363065477f0

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/expressions/IDEA211775.java

@@ -0,0 +1,64 @@
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.function.Function;
+import java.util.stream.Collector;
+import java.util.stream.Collectors;
+
+class MyTest {
+    public static <T, E, A, R> CompletableFuture<R> mapCollect(Iterator<T> iterator, Function<T, CompletableFuture<E>> body, Collector<E, A, R> collector) {
+        throw new RuntimeException();
+    }
+
+    public static void main(String[] args) throws Exception {
+        Collection<Pair<String, Integer>> test = new ArrayList<>();
+        final CompletableFuture<Map<Object, Object>> future = mapCollect(
+                test.iterator(),
+                e -> CompletableFuture.completedFuture(new Pair(e.getKey(), e.getValue())),
+                Collectors.toMap(
+                        e -> e.getKey(),
+                        e -> e.getValue()
+                )
+        );
+        future.get();
+    }
+
+    public static void main2(String[] args) throws Exception {
+        Collection<Pair<String, Integer>> test = new ArrayList<>();
+        final CompletableFuture<Map<Object, Object>> future = mapCollect(
+                test.iterator(),
+                e -> CompletableFuture.completedFuture(Pair.of(e.getKey(), e.getValue())),
+                Collectors.toMap(
+                        e -> e.getKey(),
+                        e -> e.getValue()
+                )
+        );
+        future.get();
+    }
+    
+    public static class Pair<K,V> {
+        private final K key;
+        private final V value;
+
+        public Pair(K key, V value) {
+            this.key = key;
+            this.value = value;
+        }
+
+        public K getKey() {
+            return key;
+        }
+
+        public V getValue() {
+            return value;
+        }
+        
+        public static <A, B> Pair<A, B> of(A a, B b) {
+            return new Pair<A,B>(a, b);
+        }
+
+    }
+}