add unittest case

core/unittest/server/test_config.cpp

@@ -25,6 +25,8 @@
 #include "utils/StringHelpFunctions.h"
 #include "utils/ValidationUtil.h"
 
+#include <limits>
+
 namespace {
 
 static constexpr uint64_t KB = 1024;
@@ -63,9 +65,21 @@ TEST_F(ConfigTest, CONFIG_TEST) {
     int64_t port = server_config.GetInt64Value("port");
     ASSERT_NE(port, 0);
 
-    server_config.SetValue("test", "2.5");
-    double test = server_config.GetDoubleValue("test");
-    ASSERT_EQ(test, 2.5);
+    server_config.SetValue("float_test", "2.5");
+    double dbl = server_config.GetDoubleValue("float_test");
+    ASSERT_LE(abs(dbl - 2.5), std::numeric_limits<double>::epsilon());
+    float flt = server_config.GetFloatValue("float_test");
+    ASSERT_LE(abs(flt - 2.5), std::numeric_limits<float>::epsilon());
+
+    server_config.SetValue("bool_test", "true");
+    bool blt = server_config.GetBoolValue("bool_test");
+    ASSERT_TRUE(blt);
+
+    server_config.SetValue("int_test", "34");
+    int32_t it32 = server_config.GetInt32Value("int_test");
+    ASSERT_EQ(it32, 34);
+    int64_t it64 = server_config.GetInt64Value("int_test");
+    ASSERT_EQ(it64, 34);
 
     milvus::server::ConfigNode fake;
     server_config.AddChild("fake", fake);