#[test]
fn empty_string() {
    pub mod marine_test_env {
        pub mod greeting {
            #[derive(
                Clone,
                Debug,
                marine_rs_sdk_test :: internal :: serde :: Serialize,
                marine_rs_sdk_test :: internal :: serde :: Deserialize
            )]
            #[serde(crate = "marine_rs_sdk_test::internal::serde")]
            pub struct CallParameters {
                pub init_peer_id: String,
                pub service_id: String,
                pub service_creator_peer_id: String,
                pub host_id: String,
                pub particle_id: String,
                pub tetraplets: Vec<Vec<SecurityTetraplet>>
            }
            #[derive(
                Clone,
                Debug,
                marine_rs_sdk_test :: internal :: serde :: Serialize,
                marine_rs_sdk_test :: internal :: serde :: Deserialize
            )]
            #[serde(crate = "marine_rs_sdk_test::internal::serde")]
            pub struct MountedBinaryResult {
                pub ret_code: i32,
                pub error: String,
                pub stdout: Vec<u8>,
                pub stderr: Vec<u8>
            }
            #[derive(
                Clone,
                Debug,
                marine_rs_sdk_test :: internal :: serde :: Serialize,
                marine_rs_sdk_test :: internal :: serde :: Deserialize
            )]
            #[serde(crate = "marine_rs_sdk_test::internal::serde")]
            pub struct MountedBinaryStringResult {
                pub ret_code: i32,
                pub error: String,
                pub stdout: String,
                pub stderr: String
            }
            #[derive(
                Clone,
                Debug,
                marine_rs_sdk_test :: internal :: serde :: Serialize,
                marine_rs_sdk_test :: internal :: serde :: Deserialize
            )]
            #[serde(crate = "marine_rs_sdk_test::internal::serde")]
            pub struct SecurityTetraplet {
                pub peer_pk: String,
                pub service_id: String,
                pub function_name: String,
                pub json_path: String
            }
            pub struct ModuleInterface {
                marine: std::rc::Rc<std::cell::RefCell<marine_rs_sdk_test::internal::AppService>, >,
            }
            impl ModuleInterface {
                pub fn new(
                    marine: std::rc::Rc<
                        std::cell::RefCell<marine_rs_sdk_test::internal::AppService>,
                    >
                ) -> Self {
                    Self { marine }
                }
            }
            impl ModuleInterface {
                pub fn greeting(&mut self, name: String) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([name]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module("greeting", "greeting", arguments, <_>::default())
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn greeting_cp(
                    &mut self,
                    name: String,
                    cp: marine_rs_sdk_test::CallParameters
                ) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([name]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module("greeting", "greeting", arguments, cp)
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
            }
        }
        pub mod call_parameters {
            pub use super::greeting::CallParameters;
            pub use super::greeting::SecurityTetraplet;
            pub struct ModuleInterface {
                marine: std::rc::Rc<std::cell::RefCell<marine_rs_sdk_test::internal::AppService>, >,
            }
            impl ModuleInterface {
                pub fn new(
                    marine: std::rc::Rc<
                        std::cell::RefCell<marine_rs_sdk_test::internal::AppService>,
                    >
                ) -> Self {
                    Self { marine }
                }
            }
            impl ModuleInterface {
                pub fn call_parameters(&mut self, ) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module(
                            "call_parameters",
                            "call_parameters",
                            arguments,
                            <_>::default()
                        )
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn call_parameters_cp(
                    &mut self,
                    cp: marine_rs_sdk_test::CallParameters
                ) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module("call_parameters", "call_parameters", arguments, cp)
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn return_string(&mut self,) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module(
                            "call_parameters",
                            "return_string",
                            arguments,
                            <_>::default()
                        )
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn return_string_cp(
                    &mut self,
                    cp: marine_rs_sdk_test::CallParameters
                ) -> String {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module("call_parameters", "return_string", arguments, cp)
                        .expect("call to Marine failed");
                    let result: String =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn test_array_refs(&mut self, ) -> Vec<String> {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module(
                            "call_parameters",
                            "test_array_refs",
                            arguments,
                            <_>::default()
                        )
                        .expect("call to Marine failed");
                    let result: Vec<String> =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
                pub fn test_array_refs_cp(
                    &mut self,
                    cp: marine_rs_sdk_test::CallParameters
                ) -> Vec<String> {
                    let arguments = marine_rs_sdk_test::internal::serde_json::json!([]);
                    let result = self
                        .marine
                        .as_ref()
                        .borrow_mut()
                        .call_module("call_parameters", "test_array_refs", arguments, cp)
                        .expect("call to Marine failed");
                    let result: Vec<String> =
                        marine_rs_sdk_test::internal::serde_json::from_value(result)
                            .expect("the default deserializer shouldn't fail");
                    result
                }
            }
        }
    }
    let tmp_dir = std::env::temp_dir();
    let service_id = marine_rs_sdk_test::internal::Uuid::new_v4().to_string();
    let tmp_dir = tmp_dir.join(&service_id);
    let tmp_dir = tmp_dir.to_string_lossy().to_string();
    std::fs::create_dir(&tmp_dir).expect("can't create a directory for service in tmp");
    let mut module_path = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"));
    let mut file_path = std::path::Path::new("tests/generation_tests/multiple_modules").components();
    let mut truncated_file_path = Vec::new();
    loop {
        if module_path.ends_with(file_path.as_path()) {
            break;
        }
        let (file_path_, remainder) = match file_path.next_back().and_then(|p| match p {
            std::path::Component::Normal(_)
            | std::path::Component::CurDir
            | std::path::Component::ParentDir => Some((file_path, p)),
            _ => None,
        }) {
            Some(t) => t,
            None => break,
        };
        file_path = file_path_;
        truncated_file_path.push(remainder);
    }
    for path in truncated_file_path.iter().rev() {
        module_path.push(path);
    }
    let config_path = module_path.join("Config.toml");
    let modules_dir = module_path.join("artifacts");
    let modules_dir = modules_dir
        .to_str()
        .expect("modules_dir contains invalid UTF8 string");
    let mut __m_generated_marine_config = marine_rs_sdk_test::internal::TomlAppServiceConfig::load(
        &config_path
    )
    .unwrap_or_else(|e|
        panic!(
            "app service config located at `{:?}` can't be loaded: {}",
            config_path, e
        )
    );
    __m_generated_marine_config.service_base_dir = Some(tmp_dir);
    __m_generated_marine_config.toml_marine_config.modules_dir = Some(std::path::PathBuf::from(modules_dir));
    let marine = marine_rs_sdk_test::internal::AppService::new_with_empty_facade(
        __m_generated_marine_config,
        service_id,
        std::collections::HashMap::new()
    )
    .unwrap_or_else(|e| panic!("app service can't be created: {}", e));
    let marine = std::rc::Rc::new(std::cell::RefCell::new(marine));
    let mut greeting_m = marine_test_env::greeting::ModuleInterface::new(marine.clone());
    let mut call_parameters_m =
        marine_test_env::call_parameters::ModuleInterface::new(marine.clone());
    fn test_func(
        greeting_m: marine_test_env::greeting::ModuleInterface,
        call_parameters_m: marine_test_env::call_parameters::ModuleInterface
    ) {
        let mut greeting_m = greeting_m;
        let mut call_parameters_m = call_parameters_m;
        {
            let init_peer_id = "init_peer_id";
            let service_id = "service_id";
            let service_creator_peer_id = "service_creator_peer_id";
            let host_id = "host_id";
            let particle_id = "particle_id";
            let greeting = greeting_m.greeting("asd");
            let mut tetraplet = SecurityTetraplet::default();
            tetraplet.function_name = "some_func_name".to_string();
            tetraplet.json_path = "some_json_path".to_string();
            let tetraplets = vec![vec![tetraplet]];
            let cp = CallParameters {
                init_peer_id: init_peer_id.to_string(),
                service_id: service_id.to_string(),
                service_creator_peer_id: service_creator_peer_id.to_string(),
                host_id: host_id.to_string(),
                particle_id: particle_id.to_string(),
                tetraplets: tetraplets.clone(),
            };
            let actual = call_parameters_m.call_parameters_cp(cp);
            let expected = format!(
                "{}\n{}\n{}\n{}\n{}\n{:?}",
                init_peer_id, service_id, service_creator_peer_id, host_id, particle_id, tetraplets
            );
            assert_eq!(actual, expected);
        }
    }
    test_func(greeting_m, call_parameters_m, )
}