applicability constraints by method reference (IDEA-122018)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/CollectingApplicabilityConstraints.java

@@ -0,0 +1,27 @@
+import java.util.Arrays;
+import java.util.List;
+import java.util.function.Function;
+
+class Base {
+
+  interface Seq<E> extends Iterable<E> {
+    static <E> Seq<E> of(Iterable<? extends E> source) {
+      return null;
+    }
+
+    <R> Seq<R> map(Function<? super E, ? extends R> mapper);
+  }
+
+}
+
+class Test3 extends Base {
+
+  static void test3(Seq<String[]> many) {
+    Seq<Seq<String>> mapped = many.map(Arrays::asList).map(Seq::of);
+    Seq<Seq<String>> mappedL = many.map(Arrays::asList).map(list -> Seq.of(list));
+  }
+
+  public static <T> List<T> asList(T[] a) {
+    return null;
+  }
+}