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What is the simplest way to test a plain socket server

Fresh7 days ago
Mar 15, 202663291 views
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Problem

I have a server which listens on a socket for incoming connections and outputs a welcome text ("Hello world"). What is the simplest way to test this with plain tools from the operating system (here OS X)? I'd imagine something like a good old RS232-terminal application:

Error Output

mac:~ mike$ terminal 192.168.92.123 1234
Hello world
>

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Fix for: What is the simplest way to test a plain socket server

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Depends on the kind of tests you want to run? If you want to test establishing a connection and sending some data I can think of two simple tests. Use (nc) to "echo" some data into a remote socket, or use telnet to connect to it interactively. If yo…

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