HADOOP-16669. TestRawLocalFileSystemContract.testPermission fails if no native library.

Contributed by Steve Loughran.

Change-Id: I622e36f17a63c775c5e33e93b8b26e461d0bc451

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

@@ -24,12 +24,14 @@ import java.util.regex.Pattern;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.test.GenericTestUtils;
 import org.apache.hadoop.test.StatUtils;
+import org.apache.hadoop.util.NativeCodeLoader;
 import org.apache.hadoop.util.Shell;
 
 import org.junit.Before;
 import org.junit.Test;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assume.assumeTrue;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -127,6 +129,8 @@ public class TestRawLocalFileSystemContract extends FileSystemContractBaseTest {
   @Test
   @SuppressWarnings("deprecation")
   public void testPermission() throws Exception {
+    assumeTrue("No native library",
+        NativeCodeLoader.isNativeCodeLoaded());
     Path testDir = getTestBaseDir();
     String testFilename = "teststat2File";
     Path path = new Path(testDir, testFilename);