finish terminal helper

testbench/main.cpp

@@ -0,0 +1,25 @@
+#include <YYCCommonplace.hpp>
+#include <cstdio>
+
+namespace Testbench {
+
+	static void TerminalTestbench() {
+		YYCC::TerminalHelper::EnsureTerminalUTF8(stdout);
+		YYCC::TerminalHelper::FPuts(u8"你好世界\n", stdout);
+		YYCC::TerminalHelper::EnsureTerminalColor(stdout);
+		YYCC::TerminalHelper::FPuts(YYCC_TERMCOL_LIGHT_CYAN(u8"Colorful Terminal\n"), stdout);
+	}
+
+	static void StringTestbench() {
+		YYCC::TerminalHelper::FPuts(
+			YYCC::StringHelper::Printf(u8"Translation: %s == %s\n", u8"Hello World", u8"你好世界").c_str(),
+			stdout
+		);
+	}
+
+}
+
+int main(int argc, char** args) {
+	Testbench::TerminalTestbench();
+	Testbench::StringTestbench();
+}