stream migration inspection: collapse only primitive new initializers (IDEA-121745)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/afterCollectArrayListNonTrivialInitializer.java

@@ -0,0 +1,20 @@
+// "Replace with collect" "true"
+import java.util.*;
+import java.util.stream.Collectors;
+
+public class Collect {
+  class Person {
+    String getName() {
+      return "";
+    }
+  }
+
+  ArrayList<String> foo() {
+    return new ArrayList<>();
+  }
+
+  void collectNames(List<Person> persons){
+    List<String> names = foo();
+      names.addAll(persons.stream().map(Person::getName).collect(Collectors.toList()));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamApiMigration/beforeCollectArrayListNonTrivialInitializer.java

@@ -0,0 +1,21 @@
+// "Replace with collect" "true"
+import java.util.*;
+
+public class Collect {
+  class Person {
+    String getName() {
+      return "";
+    }
+  }
+
+  ArrayList<String> foo() {
+    return new ArrayList<>();
+  }
+
+  void collectNames(List<Person> persons){
+    List<String> names = foo();
+    for (Person person : pers<caret>ons) {
+      names.add(person.getName());
+    }
+  }
+}