wip: integration tests

Cargo.toml

@@ -4,6 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+assert_cmd = "2.0.16"
 clap = { version = "4.5.21", features = ["derive"] }
 colored = "2.1.0"
 serde = { version = "1.0.215", features = ["derive"] }

src/main.rs

@@ -35,9 +35,10 @@ fn main() {
             println!("Starting scan project for rust.");
             scan_project_deps(RustProject::new())
         },
-        None => Err("Command doesn't exists".to_string()),
+        None => panic!("Command doesn't exists"),
     };
 
+
     if let Ok(r) = result {
         r.print_result();
     }

tests/integration_test.rs

@@ -0,0 +1,10 @@
+#[cfg(test)]
+mod integration_test {
+    use assert_cmd::Command;
+
+    #[test]
+    fn no_args() {
+        let mut cmd = Command::cargo_bin("desunu").unwrap();
+        cmd.assert().failure();
+    }
+}