HADOOP-8844. Add a plaintext fs -text test-case. Contributed by Akira AJISAKA. (harsh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1500190 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -102,6 +102,9 @@ Trunk (Unreleased)
     HADOOP-9540. Expose the InMemoryS3 and S3N FilesystemStores implementations
     for Unit testing. (Hari via stevel)
 
+    HADOOP-8844. Add a plaintext fs -text test-case.
+    (Akira AJISAKA via harsh)
+
   BUG FIXES
 
     HADOOP-9451. Fault single-layer config if node group topology is enabled.

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java

@@ -676,6 +676,22 @@ public class TestDFSShell {
       assertTrue("Output doesn't match input",
           Arrays.equals(writebytes, out.toByteArray()));
       out.reset();
+      
+      // Test a plain text.
+      OutputStream pout = fs.create(new Path(root, "file.txt"));
+      writebytes = "bar".getBytes();
+      pout.write(writebytes);
+      pout.close();
+      out = new ByteArrayOutputStream();
+      System.setOut(new PrintStream(out));
+      argv = new String[2];
+      argv[0] = "-text";
+      argv[1] = new Path(root, "file.txt").toString();
+      ret = ToolRunner.run(new FsShell(conf), argv);
+      assertEquals("'-text " + argv[1] + " returned " + ret, 0, ret);
+      assertTrue("Output doesn't match input",
+          Arrays.equals(writebytes, out.toByteArray()));
+      out.reset();
     } finally {
       if (null != bak) {
         System.setOut(bak);