1 files changed, 97 insertions, 0 deletions
diff --git a/src/lib/cc/tests/server_tag_unittest.cc b/src/lib/cc/tests/server_tag_unittest.cc
new file mode 100644
index 0000000..523be74
--- /dev/null
+++ b/src/lib/cc/tests/server_tag_unittest.cc
@@ -0,0 +1,97 @@
+// Copyright (C) 2019 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 <cc/server_tag.h>
+#include <exceptions/exceptions.h>
+#include <boost/scoped_ptr.hpp>
+#include <gtest/gtest.h>
+#include <string>
+
+using namespace isc;
+using namespace isc::data;
+
+namespace {
+
+// This test verifies that the constructors of the ServerTag class
+// work properly.
+TEST(ServerTagTest, constructors) {
+    boost::scoped_ptr<ServerTag> tag;
+
+    {
+        SCOPED_TRACE("default constructor for all servers");
+        ASSERT_NO_THROW(tag.reset(new ServerTag()));
+        EXPECT_EQ(ServerTag::ALL, tag->get());
+        EXPECT_TRUE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("all servers");
+        ASSERT_NO_THROW(tag.reset(new ServerTag(ServerTag::ALL)));
+        EXPECT_EQ(ServerTag::ALL, tag->get());
+        EXPECT_TRUE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("no whitespace");
+        ASSERT_NO_THROW(tag.reset(new ServerTag("xyz")));
+        EXPECT_EQ("xyz", tag->get());
+        EXPECT_FALSE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("leading whitespace");
+        ASSERT_NO_THROW(tag.reset(new ServerTag("  left")));
+        EXPECT_EQ("left", tag->get());
+        EXPECT_FALSE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("terminating whitespace");
+        ASSERT_NO_THROW(tag.reset(new ServerTag("right  ")));
+        EXPECT_EQ("right", tag->get());
+        EXPECT_FALSE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("leading and terminating whitespace");
+        ASSERT_NO_THROW(tag.reset(new ServerTag("  both left-right  ")));
+        EXPECT_EQ("both left-right", tag->get());
+        EXPECT_FALSE(tag->amAll());
+    }
+
+    {
+        SCOPED_TRACE("upper to lower case");
+        ASSERT_NO_THROW(tag.reset(new ServerTag("UPPER CASE TAG")));
+        EXPECT_EQ("upper case tag", tag->get());
+        EXPECT_FALSE(tag->amAll());
+    }
+}
+
+// This test verifies that malformed server tags are rejected.
+TEST(ServerTagTest, malformed) {
+    {
+        SCOPED_TRACE("empty tag");
+        EXPECT_THROW(ServerTag(""), BadValue);
+    }
+
+    {
+        SCOPED_TRACE("only whitespaces");
+        EXPECT_THROW(ServerTag("   "), BadValue);
+    }
+
+    {
+        SCOPED_TRACE("too long tag, max is 256");
+        EXPECT_THROW(ServerTag(std::string(257, 'c')), BadValue);
+    }
+
+    {
+        SCOPED_TRACE("use reserved keyword any as a tag");
+        EXPECT_THROW(ServerTag("any"), BadValue);
+    }
+}
+
+}