FYI: new direct buffer test

[Casey Marshall <csm at gnu dot org>]

This adds some tests for a couple bugs found in our direct ByteBuffer
implementation.

2006-08-06  C. Scott Marshall  <csm@gnu.org>

	* java/nio/ByteBuffer/TestAllocateDirect.java: new test.

Thanks.

### Eclipse Workspace Patch 1.0
#P mauve
Index: gnu/testlet/java/nio/ByteBuffer/TestAllocateDirect.java
===================================================================
RCS file: gnu/testlet/java/nio/ByteBuffer/TestAllocateDirect.java
diff -N gnu/testlet/java/nio/ByteBuffer/TestAllocateDirect.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ gnu/testlet/java/nio/ByteBuffer/TestAllocateDirect.java	1 Jan 1970 00:00:00 -0000
@@ -0,0 +1,71 @@
+/* TestAllocateDirect.java -- test direct byte buffer operations.
+   Copyright (C) 2006  Casey Marshall <csm@gnu.org>
+
+This file is part of Mauve.
+
+Mauve is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+Mauve is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Mauve; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+*/
+
+// Tags: JDK1.4
+
+package gnu.testlet.java.nio.ByteBuffer;
+
+import gnu.testlet.TestHarness;
+import gnu.testlet.Testlet;
+
+import java.nio.ByteBuffer;
+
+/**
+ * Test of various operations work for direct byte buffers.
+ *
+ * @author Casey Marshall (csm@gnu.org)
+ */
+public class TestAllocateDirect implements Testlet
+{
+
+  /* (non-Javadoc)
+   * @see gnu.testlet.Testlet#test(gnu.testlet.TestHarness)
+   */
+  public void test(TestHarness harness)
+  {
+    ByteBuffer direct = ByteBuffer.allocateDirect(32);
+    
+    // Test PR 28608.
+    harness.checkPoint("PR 28608");
+    ByteBuffer duplicate = null;
+    try
+      {
+        duplicate = direct.duplicate();
+      }
+    catch (Exception x)
+      {
+        harness.debug(x);
+      }
+    harness.check(duplicate != null);
+    
+    // Data should be zeroed out for new buffers.
+    harness.checkPoint("initial data");
+    boolean result = true;
+    boolean sawData = false;
+    while (direct.hasRemaining())
+      {
+        result = result && (direct.get() == 0);
+        sawData = true;
+      }
+    harness.check(result && sawData);
+  }
+}

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