From eefb59083c9080f0076881b7bfcd326d2e34db9c Mon Sep 17 00:00:00 2001
From: Eugene Zhuravlev <jeka@intellij.com>
Date: Tue, 12 Apr 2011 16:54:53 +0200
Subject: [PATCH] fix assertion (IDEA-67971)

---
 .../compiler/impl/javaCompiler/BackendCompilerWrapper.java   | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/java/compiler/impl/src/com/intellij/compiler/impl/javaCompiler/BackendCompilerWrapper.java b/java/compiler/impl/src/com/intellij/compiler/impl/javaCompiler/BackendCompilerWrapper.java
index 181485b6b505..2806a0f18843 100644
--- a/java/compiler/impl/src/com/intellij/compiler/impl/javaCompiler/BackendCompilerWrapper.java
+++ b/java/compiler/impl/src/com/intellij/compiler/impl/javaCompiler/BackendCompilerWrapper.java
@@ -273,7 +273,12 @@ public class BackendCompilerWrapper {
     if (moduleTestOutputDirectory == null) {
       return false;
     }
+    // here we have test output specified
     final String moduleOutputDirectory = getOutputDir(module);
+    if (moduleOutputDirectory == null) {
+      // only test output is specified, so should return true
+      return true;
+    }
     return !FileUtil.pathsEqual(moduleTestOutputDirectory, moduleOutputDirectory);
   }