Refactoring for portability:

 - Move chrome/common/env_util to base/sys_info
 - Move chrome/common/rand_util to base/rand_util (new), simplify its public
   interface, and fix its implementation

Patch by Paweł Hajdan, Jr. <phajdan.jr@gmail.com>

http://codereview.chromium.org/4079


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2697 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 22 insertions, 0 deletions

diff --git a/base/rand_util_unittest.cc b/base/rand_util_unittest.cc
new file mode 100644
index 0000000..2710627
--- /dev/null
+++ b/base/rand_util_unittest.cc
@@ -0,0 +1,22 @@
+// Copyright (c) 2008 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.
+
+#include "base/rand_util.h"
+
+#include <limits>
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+const int kIntMin = std::numeric_limits<int>::min();
+const int kIntMax = std::numeric_limits<int>::max();
+
+}  // namespace
+
+TEST(RandUtilTest, SameMinAndMax) {
+  EXPECT_EQ(base::RandInt(0, 0), 0);
+  EXPECT_EQ(base::RandInt(kIntMin, kIntMin), kIntMin);
+  EXPECT_EQ(base::RandInt(kIntMax, kIntMax), kIntMax);
+}