diff --git a/java/java-tests/testSrc/com/intellij/util/indexing/FileBasedIndexTest.java b/java/java-tests/testSrc/com/intellij/util/indexing/FileBasedIndexTest.java
index 426afcbc7ad0..bd3c79454d2e 100644
--- a/java/java-tests/testSrc/com/intellij/util/indexing/FileBasedIndexTest.java
+++ b/java/java-tests/testSrc/com/intellij/util/indexing/FileBasedIndexTest.java
@@ -1,6 +1,10 @@
 package com.intellij.util.indexing;
 
+import com.intellij.openapi.util.io.FileUtilRt;
+import com.intellij.psi.stubs.StubUpdatingIndex;
+import com.intellij.testFramework.LightVirtualFile;
 import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase;
+import com.intellij.util.text.CharArrayCharSequence;
 
 /**
  * @author Dmitry Avdeev
@@ -15,4 +19,14 @@ public class FileBasedIndexTest extends LightCodeInsightFixtureTestCase {
     myFixture.configureByText("Bar.java", "class Bar { String bar; }");
     myFixture.testHighlighting();
   }
+
+  public void testLargeFile() throws Exception {
+    char[] text = new char[FileUtilRt.LARGE_FOR_CONTENT_LOADING + 42];
+    final String clazz = "class Foo { String bar; }";
+    for (int i = 0; i < text.length; i++) {
+      text[i] = i < clazz.length() ? clazz.charAt(i) : ' ';
+    }
+    final LightVirtualFile file = new LightVirtualFile("Foo.java", new CharArrayCharSequence(text));
+    assertFalse(((FileBasedIndexImpl)FileBasedIndex.getInstance()).isIndexingCandidate(file, StubUpdatingIndex.INDEX_ID));
+  }
 }