1 files changed, 124 insertions, 0 deletions
diff --git a/src/test/common/Configuration/Config.cpp b/src/test/common/Configuration/Config.cpp
new file mode 100644
index 0000000000..81d784d398
--- /dev/null
+++ b/src/test/common/Configuration/Config.cpp
@@ -0,0 +1,124 @@
+/*
+ * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by the
+ * Free Software Foundation; either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Config.h"
+#include "gtest/gtest.h"
+
+#include <boost/filesystem.hpp>
+#include <cstdlib>
+#include <string>
+
+std::string CreateConfigWithMap(std::map<std::string, std::string> const& map)
+{
+    auto mTempFileRel = boost::filesystem::unique_path("deleteme.ini");
+    auto mTempFileAbs = boost::filesystem::temp_directory_path() / mTempFileRel;
+    std::ofstream iniStream;
+    iniStream.open(mTempFileAbs.c_str());
+
+    iniStream << "[test]\n";
+    for (auto const& itr : map)
+        iniStream << itr.first << " = " << itr.second << "\n";
+
+    iniStream.close();
+
+    return mTempFileAbs.native();
+}
+
+class ConfigEnvTest : public testing::Test {
+protected:
+    void SetUp() override {
+        std::map<std::string, std::string> config;
+        config["Int.Nested"] = "4242";
+        config["lower"] = "simpleString";
+        config["UPPER"] = "simpleString";
+        config["SomeLong.NestedNameWithNumber.Like1"] = "1";
+        config["GM.InGMList.Level"] = "50";
+
+        confFilePath = CreateConfigWithMap(config);
+
+        sConfigMgr->Configure(confFilePath, std::vector<std::string>());
+        sConfigMgr->LoadAppConfigs();
+    }
+
+    void TearDown() override {
+        std::remove(confFilePath.c_str());
+    }
+
+    std::string confFilePath;
+};
+
+TEST_F(ConfigEnvTest, NestedInt)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<int32>("Int.Nested", 10), 4242);
+    setenv("AC_INT_NESTED", "8080", 1);
+    EXPECT_EQ(sConfigMgr->OverrideWithEnvVariablesIfAny().empty(), false);
+    EXPECT_EQ(sConfigMgr->GetOption<int32>("Int.Nested", 10), 8080);
+}
+
+TEST_F(ConfigEnvTest, SimpleLowerString)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("lower", ""), "simpleString");
+    setenv("AC_LOWER", "envstring", 1);
+    EXPECT_EQ(sConfigMgr->OverrideWithEnvVariablesIfAny().empty(), false);
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("lower", ""), "envstring");
+}
+
+TEST_F(ConfigEnvTest, SimpleUpperString)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("UPPER", ""), "simpleString");
+    setenv("AC_UPPER", "envupperstring", 1);
+    EXPECT_EQ(sConfigMgr->OverrideWithEnvVariablesIfAny().empty(), false);
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("UPPER", ""), "envupperstring");
+}
+
+TEST_F(ConfigEnvTest, LongNestedNameWithNumber)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<float>("SomeLong.NestedNameWithNumber.Like1", 0), 1);
+    setenv("AC_SOME_LONG_NESTED_NAME_WITH_NUMBER_LIKE_1", "42", 1);
+    EXPECT_EQ(sConfigMgr->OverrideWithEnvVariablesIfAny().empty(), false);
+    EXPECT_EQ(sConfigMgr->GetOption<float>("SomeLong.NestedNameWithNumber.Like1", 0), 42);
+}
+
+TEST_F(ConfigEnvTest, ValueWithSeveralUpperlLaters)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<int>("GM.InGMList.Level", 1), 50);
+    setenv("AC_GM_IN_GMLIST_LEVEL", "42", 1);
+    EXPECT_EQ(sConfigMgr->OverrideWithEnvVariablesIfAny().empty(), false);
+    EXPECT_EQ(sConfigMgr->GetOption<int>("GM.InGMList.Level", 0), 42);
+}
+
+TEST_F(ConfigEnvTest, StringThatNotExistInConfig)
+{
+    setenv("AC_UNIQUE_STRING", "somevalue", 1);
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("Unique.String", ""), "somevalue");
+}
+
+TEST_F(ConfigEnvTest, IntThatNotExistInConfig)
+{
+    setenv("AC_UNIQUE_INT", "100", 1);
+    EXPECT_EQ(sConfigMgr->GetOption<int>("Unique.Int", 1), 100);
+}
+
+TEST_F(ConfigEnvTest, NotExistingString)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<std::string>("NotFound.String", "none"), "none");
+}
+
+TEST_F(ConfigEnvTest, NotExistingInt)
+{
+    EXPECT_EQ(sConfigMgr->GetOption<int>("NotFound.Int", 1), 1);
+}