move test binaries to examples/

These aren't installed and are only used for manual testing,
so there's no reason to force them to be built all the time.

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

examples/completion.rs

@@ -0,0 +1,93 @@
+use anyhow::{Error};
+
+use proxmox::api::{*, cli::*};
+
+#[api(
+    input: {
+        properties: {
+            text: {
+                type: String,
+                description: "Some text.",
+            }
+        }
+    },
+)]
+/// Echo command. Print the passed text.
+///
+/// Returns: nothing
+fn echo_command(
+    text: String,
+) -> Result<(), Error> {
+    println!("{}", text);
+    Ok(())
+}
+
+#[api(
+    input: {
+        properties: {
+            verbose: {
+                type: Boolean,
+                optional: true,
+                description: "Verbose output.",
+            }
+        }
+    },
+)]
+/// Hello command.
+///
+/// Returns: nothing
+fn hello_command(
+    verbose: Option<bool>,
+) -> Result<(), Error> {
+    if verbose.unwrap_or(false) {
+        println!("Hello, how are you!");
+    } else {
+        println!("Hello!");
+    }
+
+    Ok(())
+}
+
+#[api(input: { properties: {} })]
+/// Quit command. Exit the program.
+///
+/// Returns: nothing
+fn quit_command() -> Result<(), Error> {
+
+    println!("Goodbye.");
+
+    std::process::exit(0);
+}
+
+fn cli_definition() -> CommandLineInterface {
+    let cmd_def = CliCommandMap::new()
+        .insert("quit", CliCommand::new(&API_METHOD_QUIT_COMMAND))
+        .insert("hello", CliCommand::new(&API_METHOD_HELLO_COMMAND))
+        .insert("echo", CliCommand::new(&API_METHOD_ECHO_COMMAND)
+                .arg_param(&["text"])
+        )
+        .insert_help();
+
+    CommandLineInterface::Nested(cmd_def)
+}
+
+fn main() -> Result<(), Error> {
+
+    let helper = CliHelper::new(cli_definition());
+
+    let mut rl = rustyline::Editor::<CliHelper>::new();
+    rl.set_helper(Some(helper));
+
+    while let Ok(line) = rl.readline("# prompt: ") {
+        let helper = rl.helper().unwrap();
+
+        let args = shellword_split(&line)?;
+
+        let rpcenv = CliEnvironment::new();
+        let _ = handle_command(helper.cmd_def(), "", args, rpcenv, None);
+
+        rl.add_history_entry(line);
+    }
+
+    Ok(())
+}