From 147845d079873890e2948bf02d8e38cca0b9ade2 Mon Sep 17 00:00:00 2001
From: Brad Stein <Brad.Stein@gmail.com>
Date: Mon, 18 May 2026 13:33:10 -0300
Subject: [PATCH] ci(lesavka): reuse process contract server build

---
 .../main/server_main_process_contract.rs      | 56 ++++++++++---------
 1 file changed, 31 insertions(+), 25 deletions(-)

diff --git a/tests/contract/server/main/server_main_process_contract.rs b/tests/contract/server/main/server_main_process_contract.rs
index b66cea7..174384d 100644
--- a/tests/contract/server/main/server_main_process_contract.rs
+++ b/tests/contract/server/main/server_main_process_contract.rs
@@ -12,6 +12,7 @@ use std::io::Read;
 use std::net::TcpListener;
 use std::path::PathBuf;
 use std::process::{Command, Stdio};
+use std::sync::OnceLock;
 use std::time::{Duration, Instant};
 
 fn cargo_binary(name: &str) -> Option<PathBuf> {
@@ -45,31 +46,36 @@ fn build_current_binary(name: &str) -> Option<PathBuf> {
     if name != "lesavka-server" {
         return None;
     }
-    let cargo = option_env!("CARGO").unwrap_or("cargo");
-    let target_dir = workspace_root().join("target/process-contract-debug");
-    let _ = fs::remove_dir_all(&target_dir);
-    let mut command = Command::new(cargo);
-    let status = command
-        .current_dir(workspace_root())
-        .env_remove("CARGO_BUILD_RUSTFLAGS")
-        .env_remove("CARGO_ENCODED_RUSTFLAGS")
-        .env_remove("CARGO_LLVM_COV")
-        .env_remove("CARGO_LLVM_COV_TARGET_DIR")
-        .env_remove("CARGO_TARGET_DIR")
-        .env_remove("LLVM_COV")
-        .env_remove("RUSTFLAGS")
-        .env_remove("RUSTDOCFLAGS")
-        .env_remove("LLVM_PROFILE_FILE")
-        .arg("build")
-        .arg("--target-dir")
-        .arg(&target_dir)
-        .args(["-p", "lesavka_server", "--bin", name])
-        .status()
-        .ok()?;
-    status
-        .success()
-        .then(|| target_dir.join("debug").join(name))
-        .filter(|path| path.exists() && path.is_file())
+    static SERVER_BINARY: OnceLock<Option<PathBuf>> = OnceLock::new();
+    SERVER_BINARY
+        .get_or_init(|| {
+            let cargo = option_env!("CARGO").unwrap_or("cargo");
+            let target_dir = workspace_root().join("target/process-contract-debug");
+            let _ = fs::remove_dir_all(&target_dir);
+            let mut command = Command::new(cargo);
+            let status = command
+                .current_dir(workspace_root())
+                .env_remove("CARGO_BUILD_RUSTFLAGS")
+                .env_remove("CARGO_ENCODED_RUSTFLAGS")
+                .env_remove("CARGO_LLVM_COV")
+                .env_remove("CARGO_LLVM_COV_TARGET_DIR")
+                .env_remove("CARGO_TARGET_DIR")
+                .env_remove("LLVM_COV")
+                .env_remove("RUSTFLAGS")
+                .env_remove("RUSTDOCFLAGS")
+                .env_remove("LLVM_PROFILE_FILE")
+                .arg("build")
+                .arg("--target-dir")
+                .arg(&target_dir)
+                .args(["-p", "lesavka_server", "--bin", name])
+                .status()
+                .ok()?;
+            status
+                .success()
+                .then(|| target_dir.join("debug").join(name))
+                .filter(|path| path.exists() && path.is_file())
+        })
+        .clone()
 }
 
 fn find_binary(name: &str) -> Option<PathBuf> {