--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/org/tmatesoft/hg/test/TestCatCommand.java	Thu Jul 12 20:02:49 2012 +0200
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2012 TMate Software Ltd
+ *  
+ * This program 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; version 2 of the License.
+ *
+ * This program 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.
+ *
+ * For information on how to redistribute this software under
+ * the terms of a license other than GNU General Public License
+ * contact TMate Software at support@hg4j.com
+ */
+package org.tmatesoft.hg.test;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+import org.tmatesoft.hg.core.HgCatCommand;
+import org.tmatesoft.hg.core.HgChangesetFileSneaker;
+import org.tmatesoft.hg.core.Nodeid;
+import org.tmatesoft.hg.internal.ByteArrayChannel;
+import org.tmatesoft.hg.repo.HgLookup;
+import org.tmatesoft.hg.repo.HgRepository;
+import org.tmatesoft.hg.util.Path;
+
+/**
+ * 
+ * @author Artem Tikhomirov
+ * @author TMate Software Ltd.
+ */
+public class TestCatCommand {
+	
+	private final HgRepository repo;
+	
+	public TestCatCommand() throws Exception {
+		repo = new HgLookup().detectFromWorkingDir();
+	}
+	
+	@Test
+	public void testCatAtCsetRevision() throws Exception {
+		HgCatCommand cmd = new HgCatCommand(repo);
+		final Path file = Path.create("src/org/tmatesoft/hg/internal/RevlogStream.java");
+		cmd.file(file);
+		final Nodeid cset = Nodeid.fromAscii("08db726a0fb7914ac9d27ba26dc8bbf6385a0554");
+		cmd.changeset(cset);
+		final ByteArrayChannel sink = new ByteArrayChannel();
+		cmd.execute(sink);
+		final int result1 = sink.toArray().length;
+		HgChangesetFileSneaker i = new HgChangesetFileSneaker(repo);
+		boolean result = i.changeset(cset).checkExists(file);
+		assertFalse(result);
+		assertFalse(i.exists());
+		result = i.followRenames(true).checkExists(file);
+		assertTrue(result);
+		assertTrue(i.exists());
+		HgCatCommand cmd2 = new HgCatCommand(repo).revision(i.getFileRevision());
+		final ByteArrayChannel sink2 = new ByteArrayChannel();
+		cmd2.execute(sink2);
+		final int result2 = sink2.toArray().length;
+		assertEquals(result1, result2);
+	}
+
+}