From 1f6ae975355271bba248204f9930a93a51068f7c Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 7 Jul 2020 22:58:10 +0800
Subject: ...

---
 test/common/StringUtilTest.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'test/common/StringUtilTest.cpp')

diff --git a/test/common/StringUtilTest.cpp b/test/common/StringUtilTest.cpp
index ba5e9321..351b1923 100644
--- a/test/common/StringUtilTest.cpp
+++ b/test/common/StringUtilTest.cpp
@@ -41,7 +41,7 @@ TEST(StringUtil, Utf16PreviousCodePoint) {
   ASSERT_EQ(Utf16PreviousCodePoint(text, current, &current), 0x0061);
   ASSERT_EQ(Utf16PreviousCodePoint(text, current, &current),
             k_invalid_code_point);
-  ASSERT_EQ(current, 0u);
+  ASSERT_EQ(current, 0);
 }
 
 TEST(StringUtil, Utf8CodePointIterator) {
@@ -74,6 +74,22 @@ TEST(StringUtil, Utf16CodePointIterator) {
   ASSERT_EQ(code_points, expected_code_points);
 }
 
+TEST(StringUtil, ToUtf8) {
+  using cru::ToUtf8;
+  std::u16string_view utf16_text = u"aπ你🤣!";
+  std::string_view utf8_text = "aπ你🤣!";
+
+  ASSERT_EQ(ToUtf8(utf16_text), utf8_text);
+}
+
+TEST(StringUtil, ToUtf16) {
+  using cru::ToUtf16;
+  std::u16string_view utf16_text = u"aπ你🤣!";
+  std::string_view utf8_text = "aπ你🤣!";
+
+  ASSERT_EQ(ToUtf16(utf8_text), utf16_text);
+}
+
 // TEST(WinString, IndexUtf8ToUtf16) {
 //   using cru::platform::win::IndexUtf8ToUtf16;
 //   std::string_view utf8_string = "aπ你🤣!";
-- 
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