6 files changed, 79 insertions, 0 deletions
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA123951.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA123951.java
new file mode 100644
index 000000000000..c5bdecf7c43e
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA123951.java
@@ -0,0 +1,8 @@
+
+import java.util.stream.Collectors;
+
+class Test {
+  {
+    Collectors.mapping(i -> 1, Collectors.summingInt(s -> s.intValue()));
+  }
+}
+\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124190.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124190.java
new file mode 100644
index 000000000000..9885b03ffaa9
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124190.java
@@ -0,0 +1,12 @@
+import java.util.*;
+import java.util.stream.Stream;
+
+class Test {
+
+  void foo(final Stream<String> stream){
+    stream.collect(ArrayList::new, ArrayList::add, ArrayList::addAll);
+    stream.collect(ArrayList<String>::new, ArrayList::add, ArrayList::addAll);
+    stream.collect(ArrayList::new, Collection::add, Collection::addAll);
+  }
+
+}
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124424.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124424.java
new file mode 100644
index 000000000000..369804623026
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124424.java
@@ -0,0 +1,12 @@
+import java.util.stream.Stream;
+
+import static java.util.stream.Collectors.toList;
+
+class Main {
+  void bar(final Stream<Object> objectStream) {
+    foo(objectStream.map(o -> "str").collect(toList()));
+  }
+
+  void foo(Iterable<?> k){}
+  void foo(String s){}
+}
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124983.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124983.java
new file mode 100644
index 000000000000..2a92ebe2accf
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA124983.java
@@ -0,0 +1,9 @@
+
+import java.util.stream.IntStream;
+
+class Test {
+  private void foo(final IntStream range) {
+    range.mapToObj(i -> range.mapToObj(j -> 1))
+      .flatMap(s -> s);
+  }
+}
+\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA125674.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA125674.java
new file mode 100644
index 000000000000..92d8de505e95
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA125674.java
@@ -0,0 +1,8 @@
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+class Test {
+  void foo(final Stream<String> stream){
+    stream.collect(Collectors.toMap(s -> s, s -> s, (a, b) -> a.length() > b. length() ? a : b));
+  }
+}
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA127124comment.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA127124comment.java
new file mode 100644
index 000000000000..cb8442e59d12
--- /dev/null
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/IDEA127124comment.java
@@ -0,0 +1,30 @@
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+class Test {
+  private static class Thing {
+    final String val;
+    public Thing(String val) {
+      this.val = val;
+    }
+  }
+
+  public static Optional<List<String>> highlights() {
+    return Optional.of(Collections.singletonList(new Thing("Hello")))
+      .map(l -> l
+        .stream()
+        .map(t -> t.val + " world!")
+        .collect(Collectors.toList()));
+  }
+
+  public static Optional<List<String>> works() {
+    return Optional.of(Collections.singletonList(new Thing("Hello")))
+      .map(l -> l
+        .stream()
+        .map(t -> t.val + " world!")
+        .collect(Collectors.toList()));
+  }
+}
+\ No newline at end of file