From 21827bed2acd21f12e85e6958e9d79e19beb3273 Mon Sep 17 00:00:00 2001
From: nik <Nikolay.Chashnikov@jetbrains.com>
Date: Wed, 6 Apr 2016 19:51:14 +0300
Subject: [PATCH] create module library from files: use LinkedHashMap to fix
 blinking tests

---
 .../ui/configuration/classpath/CreateModuleLibraryChooser.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/classpath/CreateModuleLibraryChooser.java b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/classpath/CreateModuleLibraryChooser.java
index 43a9d0886fd6..1744c0918e02 100644
--- a/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/classpath/CreateModuleLibraryChooser.java
+++ b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/classpath/CreateModuleLibraryChooser.java
@@ -197,7 +197,7 @@ public class CreateModuleLibraryChooser implements ClasspathElementChooser<Libra
     }
 
     final List<Library> addedLibraries = new ArrayList<Library>();
-    Map<VirtualFile, List<OrderRoot>> byFile = roots.stream().collect(Collectors.groupingBy(OrderRoot::getFile));
+    Map<VirtualFile, List<OrderRoot>> byFile = roots.stream().collect(Collectors.groupingBy(OrderRoot::getFile, LinkedHashMap::new, Collectors.toList()));
     Predicate<List<OrderRoot>> containsClasses = it -> it.stream().anyMatch(root -> root.getType().equals(OrderRootType.CLASSES));
     if (byFile.values().stream().allMatch(containsClasses)) {
       for (List<OrderRoot> rootsForFile : byFile.values()) {