1 files changed, 50 insertions, 0 deletions
diff --git a/src/lib/util/tests/utf8_unittest.cc b/src/lib/util/tests/utf8_unittest.cc
new file mode 100644
index 0000000..168f38b
--- /dev/null
+++ b/src/lib/util/tests/utf8_unittest.cc
@@ -0,0 +1,50 @@
+// Copyright (C) 2020 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <util/encode/utf8.h>
+
+#include <gtest/gtest.h>
+
+using namespace isc::util;
+using namespace isc::util::encode;
+using namespace std;
+
+namespace {
+
+// Verify it does nothing for ASCII.
+TEST(Utf8Test, foobar) {
+    string str("foobar");
+    vector<uint8_t> vec8 = encodeUtf8(str);
+    ASSERT_FALSE(vec8.empty());
+    const char* start = reinterpret_cast<const char*>(&vec8[0]);
+    string str8(start, start + vec8.size());
+    EXPECT_EQ(str, str8);
+}
+
+// Verify it encodes not ASCII as expected.
+TEST(Utf8Test, eightc) {
+    string str("-\x8c-");
+    vector<uint8_t> vec8 = encodeUtf8(str);
+    ASSERT_FALSE(vec8.empty());
+    const char* start = reinterpret_cast<const char*>(&vec8[0]);
+    string str8(start, start + vec8.size());
+    string expected("-\xc2\x8c-");
+    EXPECT_EQ(expected, str8);
+}
+
+// Verify it handles correctly control characters.
+TEST(Utf8Test, control) {
+    string str("fo\x00\n\bar");
+    vector<uint8_t> vec8 = encodeUtf8(str);
+    ASSERT_FALSE(vec8.empty());
+    const char* start = reinterpret_cast<const char*>(&vec8[0]);
+    string str8(start, start + vec8.size());
+    EXPECT_EQ(str, str8);
+}
+
+}