Feat/toml params for fuzzer

crates/cli/src/command/fuzz.rs

@@ -47,7 +47,7 @@ pub async fn fuzz(root: Option<String>, subcmd: FuzzCommand) {
         }
     };
 
-    let commander = Commander::with_root(root.clone());
+    let mut commander = Commander::with_root(root.clone());
 
     match subcmd {
         FuzzCommand::Run {

crates/client/src/client.rs

@@ -1,4 +1,4 @@
-use crate::{config::CONFIG, Reader, TempClone};
+use crate::{config::Config, Reader, TempClone};
 use anchor_client::{
     anchor_lang::{
         prelude::System, solana_program::program_pack::Pack, AccountDeserialize, Id,
@@ -78,14 +78,16 @@ impl Client {
     /// Set `retry` to `true` when you want to wait for up to 15 seconds until
     /// the localnet is running (until 30 retries with 500ms delays are performed).
     pub async fn is_localnet_running(&self, retry: bool) -> bool {
+        let config = Config::new();
+
         let rpc_client = self
             .anchor_client
             .program(System::id())
             .unwrap()
             .async_rpc();
 
         for _ in 0..(if retry {
-            CONFIG.test.validator_startup_timeout / RETRY_LOCALNET_EVERY_MILLIS
+            config.test.validator_startup_timeout / RETRY_LOCALNET_EVERY_MILLIS
         } else {
             1
         }) {

crates/client/src/commander.rs

@@ -1,3 +1,4 @@
+use crate::config::Config;
 use crate::{
     idl::{self, Idl},
     program_client_generator,
@@ -150,15 +151,24 @@ impl Commander {
             throw!(Error::TestingFailed);
         }
     }
-
     /// Runs fuzzer on the given target.
     #[throws]
-    pub async fn run_fuzzer(&self, target: String) {
+    pub async fn run_fuzzer(&mut self, target: String) {
+        let mut config = Config::new();
+
+        if let Ok(var) = std::env::var("HFUZZ_RUN_ARGS") {
+            config.merge_with_cli(&var)
+        }
+
+        let env_variables = config.get_env_variables();
+
         let cur_dir = Path::new(&self.root.to_string()).join(TESTS_WORKSPACE);
         if !cur_dir.try_exists()? {
             throw!(Error::NotInitialized);
         }
+
         let mut child = Command::new("cargo")
+            .env("HFUZZ_RUN_ARGS", env_variables)
             .current_dir(cur_dir)
             .arg("hfuzz")
             .arg("run")