添加测试

tests/gtest/plugin_support_test.cpp

@@ -0,0 +1,10 @@
+#include <gtest/gtest.h>
+
+#include "pluginSupport/OliveHost.h"
+
+TEST(PluginSupport, LoadPluginsEmptyPath)
+{
+	EXPECT_NO_THROW({
+		olive::plugin::loadPlugins(QString());
+	});
+}