1 files changed, 72 insertions, 0 deletions
diff --git a/src/unittest/circletest.cc b/src/unittest/circletest.cc
new file mode 100644
index 000000000..bb15f8c64
--- /dev/null
+++ b/src/unittest/circletest.cc
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2002-2005 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <fcntl.h>
+#include <iostream.h>
+#include <unistd.h>
+
+#include "base/circlebuf.hh"
+
+char *strings[] =
+{ "This is the first test\n",
+  "he went with his woman to the store\n",
+  "the man with the bat hit the woman with the hat\n",
+  "that that is is that that was\n",
+  "sue sells sea shells by the sea shore\n",
+  "go to the store and buy me some milk and bread\n",
+  "the friendly flight attendants spoke soothingly to the frightened passengers in their native languages\n"
+};
+
+const int num_strings = sizeof(strings) / sizeof(char *);
+
+int
+main()
+{
+  CircleBuf buf(1024);
+
+  for (int count = 0; count < 100; count++)
+    buf.write(strings[count % num_strings]);
+  buf.read(STDOUT_FILENO);
+  write(STDOUT_FILENO, "<\n", 2);
+
+  for (int count = 0; count < 100; count++)
+    buf.write(strings[count % num_strings]);
+  buf.read(STDOUT_FILENO, 100);
+  write(STDOUT_FILENO, "<\n", 2);
+
+  buf.flush();
+  buf.write("asdfa asdf asd fasdf asdf\n");
+  buf.write("");
+  buf.write("");
+  buf.write("");
+  buf.write("");
+  buf.write("");
+  buf.write("");
+  buf.read(STDOUT_FILENO);
+  write(STDOUT_FILENO, "<\n", 2);
+}