TEZ-4127. TestMergeManager#testOnDiskMergerFilenames fails with dot d…

…irectory name
Raj-Big-data · Feb 27, 2020 · f12fd5c · f12fd5c
1 parent 5755f70
commit f12fd5c
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/...t/java/org/apache/tez/runtime/library/common/shuffle/orderedgrouped/TestMergeManager.java b/...t/java/org/apache/tez/runtime/library/common/shuffle/orderedgrouped/TestMergeManager.java
@@ -757,9 +757,9 @@ public void testOnDiskMergerFilenames() throws IOException, InterruptedException
     assertEquals(m2Path.toString().length(), m3Path.toString().length());
 
     // Ensure the filenames are used correctly - based on the first file given to the merger.
-    String m1Prefix = m1Path.toString().substring(0, m1Path.toString().indexOf("."));
-    String m2Prefix = m2Path.toString().substring(0, m2Path.toString().indexOf("."));
-    String m3Prefix = m3Path.toString().substring(0, m3Path.toString().indexOf("."));
+    String m1Prefix = m1Path.toString().substring(0, m1Path.toString().lastIndexOf('.'));
+    String m2Prefix = m2Path.toString().substring(0, m2Path.toString().lastIndexOf('.'));
+    String m3Prefix = m3Path.toString().substring(0, m3Path.toString().lastIndexOf('.'));
 
     assertEquals(m1Prefix, m2Prefix);
     assertNotEquals(m1Prefix, m3Prefix);