--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/src/libcommon/string-util/main.cpp	Fri Apr 06 22:06:07 2018 +0200
@@ -0,0 +1,380 @@
+/*
+ * main.cpp -- test string_util functions
+ *
+ * Copyright (c) 2013-2018 David Demelier <markand@malikania.fr>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#define BOOST_TEST_MODULE "string_util"
+#include <boost/test/unit_test.hpp>
+
+#include <irccd/string_util.hpp>
+#include <irccd/system.hpp>
+
+namespace irccd {
+
+/*
+ * string_util::format function
+ * --------------------------------------------------------
+ */
+BOOST_AUTO_TEST_SUITE(format)
+
+BOOST_AUTO_TEST_CASE(nothing)
+{
+    std::string expected = "hello world!";
+    std::string result = string_util::format("hello world!");
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(escape)
+{
+    string_util::subst params;
+
+    params.keywords.emplace("target", "hello");
+
+    BOOST_TEST(string_util::format("$@#") == "$@#");
+    BOOST_TEST(string_util::format(" $ @ # ") == " $ @ # ");
+    BOOST_TEST(string_util::format("#") == "#");
+    BOOST_TEST(string_util::format(" # ") == " # ");
+    BOOST_TEST(string_util::format("#@") == "#@");
+    BOOST_TEST(string_util::format("##") == "##");
+    BOOST_TEST(string_util::format("#!") == "#!");
+    BOOST_TEST(string_util::format("##{target}") == "#{target}");
+    BOOST_TEST(string_util::format("@#{target}", params) == "@hello");
+    BOOST_TEST(string_util::format("#{target}#", params) == "hello#");
+    BOOST_REQUIRE_THROW(string_util::format("#{failure"), std::exception);
+}
+
+BOOST_AUTO_TEST_CASE(disable_date)
+{
+    string_util::subst params;
+
+    params.flags &= ~(string_util::subst_flags::date);
+
+    BOOST_TEST(string_util::format("%H:%M", params) == "%H:%M");
+}
+
+BOOST_AUTO_TEST_CASE(disable_keywords)
+{
+    string_util::subst params;
+
+    params.keywords.emplace("target", "hello");
+    params.flags &= ~(string_util::subst_flags::keywords);
+
+    BOOST_TEST(string_util::format("#{target}", params) == "#{target}");
+}
+
+BOOST_AUTO_TEST_CASE(disable_env)
+{
+    string_util::subst params;
+
+    params.flags &= ~(string_util::subst_flags::env);
+
+    BOOST_TEST(string_util::format("${HOME}", params) == "${HOME}");
+}
+
+BOOST_AUTO_TEST_CASE(keyword_simple)
+{
+    string_util::subst params;
+
+    params.keywords.insert({"target", "irccd"});
+
+    std::string expected = "hello irccd!";
+    std::string result = string_util::format("hello #{target}!", params);
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(keyword_multiple)
+{
+    string_util::subst params;
+
+    params.keywords.insert({"target", "irccd"});
+    params.keywords.insert({"source", "nightmare"});
+
+    std::string expected = "hello irccd from nightmare!";
+    std::string result = string_util::format("hello #{target} from #{source}!", params);
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(keyword_adj_twice)
+{
+    string_util::subst params;
+
+    params.keywords.insert({"target", "irccd"});
+
+    std::string expected = "hello irccdirccd!";
+    std::string result = string_util::format("hello #{target}#{target}!", params);
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(keyword_missing)
+{
+    std::string expected = "hello !";
+    std::string result = string_util::format("hello #{target}!");
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(env_simple)
+{
+    std::string home = sys::env("HOME");
+
+    if (!home.empty()) {
+        std::string expected = "my home is " + home;
+        std::string result = string_util::format("my home is ${HOME}");
+
+        BOOST_TEST(expected == result);
+    }
+}
+
+BOOST_AUTO_TEST_CASE(env_missing)
+{
+    std::string expected = "value is ";
+    std::string result = string_util::format("value is ${HOPE_THIS_VAR_NOT_EXIST}");
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+/*
+ * string_util::split function
+ * --------------------------------------------------------
+ */
+
+BOOST_AUTO_TEST_SUITE(split)
+
+using list = std::vector<std::string>;
+
+BOOST_AUTO_TEST_CASE(simple)
+{
+    list expected { "a", "b" };
+    list result = string_util::split("a;b", ";");
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(cut)
+{
+    list expected { "msg", "#staff", "foo bar baz" };
+    list result = string_util::split("msg;#staff;foo bar baz", ";", 3);
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+/*
+ * string_util::strip function
+ * --------------------------------------------------------
+ */
+
+BOOST_AUTO_TEST_SUITE(strip)
+
+BOOST_AUTO_TEST_CASE(left)
+{
+    std::string value = "   123";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "123");
+}
+
+BOOST_AUTO_TEST_CASE(right)
+{
+    std::string value = "123   ";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "123");
+}
+
+BOOST_AUTO_TEST_CASE(both)
+{
+    std::string value = "   123   ";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "123");
+}
+
+BOOST_AUTO_TEST_CASE(none)
+{
+    std::string value = "without";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "without");
+}
+
+BOOST_AUTO_TEST_CASE(betweenEmpty)
+{
+    std::string value = "one list";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "one list");
+}
+
+BOOST_AUTO_TEST_CASE(betweenLeft)
+{
+    std::string value = "  space at left";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "space at left");
+}
+
+BOOST_AUTO_TEST_CASE(betweenRight)
+{
+    std::string value = "space at right  ";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "space at right");
+}
+
+BOOST_AUTO_TEST_CASE(betweenBoth)
+{
+    std::string value = "  space at both  ";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "space at both");
+}
+
+BOOST_AUTO_TEST_CASE(empty)
+{
+    std::string value = "    ";
+    std::string result = string_util::strip(value);
+
+    BOOST_TEST(result == "");
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+/*
+ * string_util::join function
+ * --------------------------------------------------------
+ */
+
+BOOST_AUTO_TEST_SUITE(join)
+
+BOOST_AUTO_TEST_CASE(empty)
+{
+    std::string expected = "";
+    std::string result = string_util::join<int>({});
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(one)
+{
+    std::string expected = "1";
+    std::string result = string_util::join({1});
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(two)
+{
+    std::string expected = "1:2";
+    std::string result = string_util::join({1, 2});
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(delimiterString)
+{
+    std::string expected = "1;;2;;3";
+    std::string result = string_util::join({1, 2, 3}, ";;");
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_CASE(delimiterChar)
+{
+    std::string expected = "1@2@3@4";
+    std::string result = string_util::join({1, 2, 3, 4}, '@');
+
+    BOOST_TEST(expected == result);
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+/*
+ * string_util::is_identifier function
+ * --------------------------------------------------------
+ */
+
+BOOST_AUTO_TEST_SUITE(is_identifier_valid)
+
+BOOST_AUTO_TEST_CASE(correct)
+{
+    BOOST_TEST(string_util::is_identifier("localhost"));
+    BOOST_TEST(string_util::is_identifier("localhost2"));
+    BOOST_TEST(string_util::is_identifier("localhost2-4_"));
+}
+
+BOOST_AUTO_TEST_CASE(incorrect)
+{
+    BOOST_TEST(!string_util::is_identifier(""));
+    BOOST_TEST(!string_util::is_identifier("localhost with spaces"));
+    BOOST_TEST(!string_util::is_identifier("localhost*"));
+    BOOST_TEST(!string_util::is_identifier("&&"));
+    BOOST_TEST(!string_util::is_identifier("@'"));
+    BOOST_TEST(!string_util::is_identifier("##"));
+    BOOST_TEST(!string_util::is_identifier("===++"));
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+/*
+ * string_util::is_boolean function
+ * --------------------------------------------------------
+ */
+
+BOOST_AUTO_TEST_SUITE(is_boolean)
+
+BOOST_AUTO_TEST_CASE(correct)
+{
+    // true
+    BOOST_TEST(string_util::is_boolean("true"));
+    BOOST_TEST(string_util::is_boolean("True"));
+    BOOST_TEST(string_util::is_boolean("TRUE"));
+    BOOST_TEST(string_util::is_boolean("TruE"));
+
+    // yes
+    BOOST_TEST(string_util::is_boolean("yes"));
+    BOOST_TEST(string_util::is_boolean("Yes"));
+    BOOST_TEST(string_util::is_boolean("YES"));
+    BOOST_TEST(string_util::is_boolean("YeS"));
+
+    // on
+    BOOST_TEST(string_util::is_boolean("on"));
+    BOOST_TEST(string_util::is_boolean("On"));
+    BOOST_TEST(string_util::is_boolean("oN"));
+    BOOST_TEST(string_util::is_boolean("ON"));
+
+    // 1
+    BOOST_TEST(string_util::is_boolean("1"));
+}
+
+BOOST_AUTO_TEST_CASE(incorrect)
+{
+    BOOST_TEST(!string_util::is_boolean("false"));
+    BOOST_TEST(!string_util::is_boolean("lol"));
+    BOOST_TEST(!string_util::is_boolean(""));
+    BOOST_TEST(!string_util::is_boolean("0"));
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // !irccd