diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/indices/MavenIndex.java b/plugins/maven/src/main/java/org/jetbrains/idea/maven/indices/MavenIndex.java
index 610522ec592f..fdb24a97580b 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/indices/MavenIndex.java
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/indices/MavenIndex.java
@@ -421,7 +421,7 @@ public class MavenIndex {
   }
 
   @TestOnly
-  protected File getDir() {
+  public File getDir() {
     return myDir;
   }
 
@@ -491,6 +491,17 @@ public class MavenIndex {
     }, Collections.<String>emptySet());
   }
 
+  @TestOnly
+  public void printInfo() {
+    doIndexTask(new IndexTask<Set<String>>() {
+      public Set<String> doTask() throws Exception {
+        System.out.println("BaseFile: " + myData.groupToArtifactMap.getBaseFile());
+        System.out.println("All data objects: " + myData.groupToArtifactMap.getAllDataObjects(null));
+        return Collections.<String>emptySet();
+      }
+    }, Collections.<String>emptySet());
+  }
+
   public synchronized Set<String> getVersions(final String groupId, final String artifactId) {
     return doIndexTask(new IndexTask<Set<String>>() {
       public Set<String> doTask() throws Exception {
diff --git a/plugins/maven/src/test/java/org/jetbrains/idea/maven/dom/MavenExtensionCompletionAndResolutionTest.java b/plugins/maven/src/test/java/org/jetbrains/idea/maven/dom/MavenExtensionCompletionAndResolutionTest.java
index 211cf736ca95..58800d25137b 100644
--- a/plugins/maven/src/test/java/org/jetbrains/idea/maven/dom/MavenExtensionCompletionAndResolutionTest.java
+++ b/plugins/maven/src/test/java/org/jetbrains/idea/maven/dom/MavenExtensionCompletionAndResolutionTest.java
@@ -18,6 +18,7 @@ package org.jetbrains.idea.maven.dom;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.psi.PsiReference;
+import org.jetbrains.idea.maven.indices.MavenIndex;
 import org.jetbrains.idea.maven.indices.MavenIndicesTestFixture;
 import org.jetbrains.idea.maven.indices.MavenProjectIndicesManager;
 
@@ -74,9 +75,16 @@ public class MavenExtensionCompletionAndResolutionTest extends MavenDomWithIndic
 
     if (!new HashSet<String>(actual).equals(new HashSet<String>(Arrays.asList("maven-compiler-plugin", "maven-war-plugin", "maven-eclipse-plugin", "maven-surefire-plugin")))) {
       MavenProjectIndicesManager instance = MavenProjectIndicesManager.getInstance(myProject);
-      System.out.println("GetArtifacts: " + instance.getArtifactIds("org.apache.maven.plugins"));
+      System.out.println("GetArtifacts: " + new HashSet<String>(instance.getArtifactIds("org.apache.maven.plugins")));
       System.out.println("Indexes: " + instance.getIndices());
-      throw new AssertionError("GetArtifacts: " + instance.getArtifactIds("org.apache.maven.plugins") + "Indexes: " + instance.getIndices());
+
+      for (MavenIndex index : instance.getIndices()) {
+        System.out.println("Index: repositoryId=" + index.getRepositoryId() + " repositoryUrl=" + index.getRepositoryUrl() + " repositoryPathOrUrl" + index.getRepositoryPathOrUrl());
+        System.out.println("Dir: " + index.getDir());
+        index.printInfo();
+      }
+
+      throw new AssertionError("GetArtifacts: " + instance.getArtifactIds("org.apache.maven.plugins") + " Indexes: " + instance.getIndices());
     }
 
     assertUnorderedElementsAreEqual(actual, "maven-compiler-plugin", "maven-war-plugin", "maven-eclipse-plugin", "maven-surefire-plugin");