1 files changed, 52 insertions, 0 deletions
diff --git a/src/seastar/tests/unit/json_formatter_test.cc b/src/seastar/tests/unit/json_formatter_test.cc
new file mode 100644
index 000000000..213b93bbd
--- /dev/null
+++ b/src/seastar/tests/unit/json_formatter_test.cc
@@ -0,0 +1,52 @@
+/*
+ * This file is open source software, licensed to you under the terms
+ * of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+ * distributed with this work for additional information regarding copyright
+ * ownership.  You may not use this file except in compliance with the License.
+ *
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/*
+ * Copyright (C) 2016 ScyllaDB.
+ */
+#include <vector>
+
+#include <seastar/core/do_with.hh>
+#include <seastar/testing/test_case.hh>
+#include <seastar/core/sstring.hh>
+#include <seastar/core/do_with.hh>
+#include <seastar/json/formatter.hh>
+
+using namespace seastar;
+using namespace json;
+
+SEASTAR_TEST_CASE(test_simple_values) {
+    BOOST_CHECK_EQUAL("3", formatter::to_json(3));
+    BOOST_CHECK_EQUAL("3", formatter::to_json(3.0));
+    BOOST_CHECK_EQUAL("3.5", formatter::to_json(3.5));
+    BOOST_CHECK_EQUAL("true", formatter::to_json(true));
+    BOOST_CHECK_EQUAL("false", formatter::to_json(false));
+    BOOST_CHECK_EQUAL("\"apa\"", formatter::to_json("apa"));
+
+    return make_ready_future();
+}
+
+SEASTAR_TEST_CASE(test_collections) {
+    BOOST_CHECK_EQUAL("{1:2,3:4}", formatter::to_json(std::map<int,int>({{1,2},{3,4}})));
+    BOOST_CHECK_EQUAL("[1,2,3,4]", formatter::to_json(std::vector<int>({1,2,3,4})));
+    BOOST_CHECK_EQUAL("[{1:2},{3:4}]", formatter::to_json(std::vector<std::pair<int,int>>({{1,2},{3,4}})));
+    BOOST_CHECK_EQUAL("[{1:2},{3:4}]", formatter::to_json(std::vector<std::map<int,int>>({{{1,2}},{{3,4}}})));
+    BOOST_CHECK_EQUAL("[[1,2],[3,4]]", formatter::to_json(std::vector<std::vector<int>>({{1,2},{3,4}})));
+
+    return make_ready_future();
+}