1 files changed, 63 insertions, 0 deletions
diff --git a/ui/base/range/range_win_unittest.cc b/ui/base/range/range_win_unittest.cc
new file mode 100644
index 0000000..4122d06
--- /dev/null
+++ b/ui/base/range/range_win_unittest.cc
@@ -0,0 +1,63 @@
+// Copyright (c) 2011 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 "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/range/range.h"
+
+TEST(RangeTest, FromCHARRANGE) {
+  CHARRANGE cr = { 10, 32 };
+  ui::Range r(cr, 50);
+  EXPECT_EQ(10U, r.start());
+  EXPECT_EQ(32U, r.end());
+  EXPECT_EQ(22U, r.length());
+  EXPECT_FALSE(r.is_reversed());
+  EXPECT_TRUE(r.IsValid());
+}
+
+TEST(RangeTest, FromReversedCHARRANGE) {
+  CHARRANGE cr = { 20, 10 };
+  ui::Range r(cr, 40);
+  EXPECT_EQ(20U, r.start());
+  EXPECT_EQ(10U, r.end());
+  EXPECT_EQ(10U, r.length());
+  EXPECT_TRUE(r.is_reversed());
+  EXPECT_TRUE(r.IsValid());
+}
+
+TEST(RangeTest, FromCHARRANGETotal) {
+  CHARRANGE cr = { 0, -1 };
+  ui::Range r(cr, 20);
+  EXPECT_EQ(0U, r.start());
+  EXPECT_EQ(20U, r.end());
+  EXPECT_EQ(20U, r.length());
+  EXPECT_FALSE(r.is_reversed());
+  EXPECT_TRUE(r.IsValid());
+}
+
+TEST(RangeTest, ToCHARRANGE) {
+  ui::Range r(10, 30);
+  CHARRANGE cr = r.ToCHARRANGE();
+  EXPECT_EQ(10, cr.cpMin);
+  EXPECT_EQ(30, cr.cpMax);
+}
+
+TEST(RangeTest, ReversedToCHARRANGE) {
+  ui::Range r(20, 10);
+  CHARRANGE cr = r.ToCHARRANGE();
+  EXPECT_EQ(20U, cr.cpMin);
+  EXPECT_EQ(10U, cr.cpMax);
+}
+
+TEST(RangeTest, FromCHARRANGEInvalid) {
+  CHARRANGE cr = { -1, -1 };
+  ui::Range r(cr, 30);
+  EXPECT_FALSE(r.IsValid());
+}
+
+TEST(RangeTest, ToCHARRANGEInvalid) {
+  ui::Range r(ui::Range::InvalidRange());
+  CHARRANGE cr = r.ToCHARRANGE();
+  EXPECT_EQ(-1, cr.cpMin);
+  EXPECT_EQ(-1, cr.cpMax);
+}