From f4ef26fdf97cb703b182c9743c0a7306d489e4b5 Mon Sep 17 00:00:00 2001
From: anna <anna.kozlova@jetbrains.com>
Date: Tue, 13 Dec 2011 16:35:47 +0100
Subject: [PATCH] provide a message with explanation why the suite was not run
 (IDEA-78806)

---
 .../junit_rt/src/com/intellij/junit3/TestRunnerUtil.java   | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/plugins/junit_rt/src/com/intellij/junit3/TestRunnerUtil.java b/plugins/junit_rt/src/com/intellij/junit3/TestRunnerUtil.java
index a6713e299ebd..db09301dbab4 100644
--- a/plugins/junit_rt/src/com/intellij/junit3/TestRunnerUtil.java
+++ b/plugins/junit_rt/src/com/intellij/junit3/TestRunnerUtil.java
@@ -117,7 +117,12 @@ public class TestRunnerUtil {
           }
           try {
             //noinspection SSBasedInspection
-            test = (Test)suiteMethod.invoke(null, new Class[0]); // static method
+            test = (Test)suiteMethod.invoke(null, new Class[0]); // static method 
+            if (test == null) {
+              return new FailedTestCase(testClass, BaseTestRunner.SUITE_METHODNAME, 
+                                        MessageFormat.format(ourBundle.getString("junit.failed.to.invoke.suite"), new Object[]{"method " + suiteClassName + ".suite() evaluates to null"}), 
+                                        null);
+            }
             test = new SuiteMethodWrapper(test, suiteClassName);
           }
           catch (final InvocationTargetException e) {