Rename funnybase and add more serializations.

common/cmpbin/common_test.go

Index: common/cmpbin/common_test.go
diff --git a/common/cmpbin/common_test.go b/common/cmpbin/common_test.go
new file mode 100644
index 0000000000000000000000000000000000000000..b5c4292410ae6796c7c6515155dceaea344e8c55
--- /dev/null
+++ b/common/cmpbin/common_test.go
@@ -0,0 +1,31 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package cmpbin
+
+import (
+	"errors"
+	"flag"
+	"log"
+	"time"
+)
+
+var seed = flag.Int64("cmpbin.seed", time.Now().UnixNano(), "random seed for testing")
+
+var randomTestSize = 1000
+
+func init() {
+	flag.Parse()
+	log.Println("cmpbin.seed =", *seed)
+}
+
+type fakeWriter struct{ count int }
+
+func (f *fakeWriter) WriteByte(byte) error {
+	if f.count == 0 {
+		return errors.New("nope")
+	}
+	f.count--
+	return nil
+}