added setup for sn integration tests

starknet/src/lib.cairo

@@ -1,17 +1,20 @@
 mod types;
+
+pub mod test_utils;
+
 mod fact_registry {
-    mod contract;
-    mod interface;
+    pub mod contract;
+    pub mod interface;
 }
 
 mod L1_headers_store {
-    mod contract;
+    pub mod contract;
     pub mod interface;
 }
 
 mod L1_messages_proxy {
-    mod contract;
-    mod interface;
+    pub mod contract;
+    pub mod interface;
 }
 
 mod library {

starknet/src/test_utils.cairo

@@ -0,0 +1,38 @@
+use snforge_std::{ declare, ContractClassTrait };
+use fossil::fact_registry::{contract::FactRegistry, interface::{IFactRegistryDispatcher, IFactRegistryDispatcherTrait}};
+use fossil::L1_headers_store::{contract::L1HeaderStore, interface::{IL1HeadersStoreDispatcher, IL1HeadersStoreDispatcherTrait}};
+use fossil::L1_messages_proxy::{contract::L1MessagesProxy, interface::{IL1MessagesProxyDispatcher, IL1MessagesProxyDispatcherTrait}};
+
+fn L1_messege_origin() -> starknet::EthAddress {
+    'L1_messege_origin'.try_into().unwrap()
+}
+
+fn OWNER() -> starknet::ContractAddress{
+    starknet::contract_address_const::<'OWNER'>()
+}
+#[derive(Drop, Copy)]
+struct Dispatchers {
+    fact_registry: IFactRegistryDispatcher,
+    l1_headers_store: IL1HeadersStoreDispatcher,
+    l1_messages_proxy: IL1MessagesProxyDispatcher,
+}
+
+pub fn setup() -> Dispatchers {
+    let contract = declare("FactRegistry").unwrap();
+    let (contract_address, _) = contract.deploy(@array![]).unwrap();
+    let fact_registry = IFactRegistryDispatcher{contract_address};
+
+    let contract = declare("L1HeadersStore").unwrap();
+    let (contract_address, _) = contract.deploy(@array![]).unwrap();
+    let l1_headers_store = IL1HeadersStoreDispatcher{contract_address};
+
+    let contract = declare("L1MessagesProxy").unwrap();
+    let (contract_address, _) = contract.deploy(@array![]).unwrap();
+    let l1_messages_proxy = IL1MessagesProxyDispatcher{contract_address};
+
+    fact_registry.initialize(l1_headers_store.contract_address);
+    l1_headers_store.initialize(l1_messages_proxy.contract_address);
+    l1_messages_proxy.initialize(L1_messege_origin(), l1_headers_store.contract_address, OWNER());
+
+    Dispatchers{fact_registry, l1_headers_store, l1_messages_proxy}
+}