mina-node-testing: add command to list all available scenarios

Author: dannywillems

node/testing/src/main.rs

@@ -24,6 +24,7 @@ pub enum Command {
 
     ScenariosGenerate(CommandScenariosGenerate),
     ScenariosRun(CommandScenariosRun),
+    ScenariosList(CommandScenariosList),
 }
 
 #[derive(Debug, clap::Args)]
@@ -57,6 +58,9 @@ pub struct CommandScenariosRun {
     pub name: String,
 }
 
+#[derive(Debug, clap::Args)]
+pub struct CommandScenariosList {}
+
 impl Command {
     pub fn run(self) -> Result<(), crate::CommandError> {
         let rt = setup();
@@ -155,6 +159,13 @@ impl Command {
                     }
                 })
             }
+            Self::ScenariosList(_) => {
+                println!("Available scenarios:");
+                for scenario in Scenarios::iter() {
+                    println!("  {}", scenario.to_str())
+                }
+                Ok(())
+            }
         }
     }
 }