1 files changed, 51 insertions, 0 deletions
diff --git a/ui/base/ime/composition_text_unittest.cc b/ui/base/ime/composition_text_unittest.cc
new file mode 100644
index 0000000..d7ed2b8
--- /dev/null
+++ b/ui/base/ime/composition_text_unittest.cc
@@ -0,0 +1,51 @@
+// 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.
+
+#include "ui/base/ime/composition_text.h"
+
+#include "base/strings/utf_string_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace ui {
+
+TEST(CompositionTextTest, CopyTest) {
+  const base::string16 kSampleText = base::UTF8ToUTF16("Sample Text");
+  const CompositionUnderline kSampleUnderline1(10, 20, SK_ColorBLACK, false,
+                                               SK_ColorTRANSPARENT);
+
+  const CompositionUnderline kSampleUnderline2(11, 21, SK_ColorBLACK, true,
+                                               SK_ColorTRANSPARENT);
+
+  const CompositionUnderline kSampleUnderline3(12, 22, SK_ColorRED, false,
+                                               SK_ColorTRANSPARENT);
+
+  // Make CompositionText
+  CompositionText text;
+  text.text = kSampleText;
+  text.underlines.push_back(kSampleUnderline1);
+  text.underlines.push_back(kSampleUnderline2);
+  text.underlines.push_back(kSampleUnderline3);
+  text.selection.set_start(30);
+  text.selection.set_end(40);
+
+  CompositionText text2;
+  text2.CopyFrom(text);
+
+  EXPECT_EQ(text.text, text2.text);
+  EXPECT_EQ(text.underlines.size(), text2.underlines.size());
+  for (size_t i = 0; i < text.underlines.size(); ++i) {
+    EXPECT_EQ(text.underlines[i].start_offset,
+              text2.underlines[i].start_offset);
+    EXPECT_EQ(text.underlines[i].end_offset, text2.underlines[i].end_offset);
+    EXPECT_EQ(text.underlines[i].color, text2.underlines[i].color);
+    EXPECT_EQ(text.underlines[i].thick, text2.underlines[i].thick);
+    EXPECT_EQ(text.underlines[i].background_color,
+              text2.underlines[i].background_color);
+  }
+
+  EXPECT_EQ(text.selection.start(), text2.selection.start());
+  EXPECT_EQ(text.selection.end(), text2.selection.end());
+}
+
+}  // namespace ui