svn merge -c 1367702 FIXES: HADOOP-8637. FilterFileSystem#setWriteChecksum is broken (daryn via bobby)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1367705 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -140,6 +140,8 @@ Release 0.23.3 - UNRELEASED
 
     HADOOP-8635. Cannot cancel paths registered deleteOnExit (daryn via bobby)
 
+    HADOOP-8637. FilterFileSystem#setWriteChecksum is broken (daryn via bobby)
+
 Release 0.23.2 - UNRELEASED 
 
   NEW FEATURES

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FilterFileSystem.java

@@ -376,7 +376,7 @@ public class FilterFileSystem extends FileSystem {
   
   @Override
   public void setWriteChecksum(boolean writeChecksum) {
-    fs.setVerifyChecksum(writeChecksum);
+    fs.setWriteChecksum(writeChecksum);
   }
 
   @Override

hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestFilterFileSystem.java

@@ -269,6 +269,30 @@ public class TestFilterFileSystem {
     checkFsConf(flfs, conf, 3);
   }
 
+  @Test
+  public void testVerifyChecksumPassthru() {
+    FileSystem mockFs = mock(FileSystem.class);
+    FileSystem fs = new FilterFileSystem(mockFs);
+
+    fs.setVerifyChecksum(false);
+    verify(mockFs).setVerifyChecksum(eq(false));
+    reset(mockFs);
+    fs.setVerifyChecksum(true);
+    verify(mockFs).setVerifyChecksum(eq(true));
+  }
+
+  @Test
+  public void testWriteChecksumPassthru() {
+    FileSystem mockFs = mock(FileSystem.class);
+    FileSystem fs = new FilterFileSystem(mockFs);
+
+    fs.setWriteChecksum(false);
+    verify(mockFs).setWriteChecksum(eq(false));
+    reset(mockFs);
+    fs.setWriteChecksum(true);
+    verify(mockFs).setWriteChecksum(eq(true));
+  }
+
   private void checkInit(FilterFileSystem fs, boolean expectInit)
       throws Exception {
     URI uri = URI.create("filter:/");