fix deposit, add extra bit to tests

src/deploy.rs

@@ -1,5 +1,5 @@
 use near_sdk::serde::Serialize;
-use near_sdk::{env, log, near, AccountId, NearToken, Promise, PromiseError, PublicKey};
+use near_sdk::{env, log, near, AccountId, NearToken, Promise, PromiseError, PublicKey, require};
 
 use crate::{Contract, ContractExt, NEAR_PER_STORAGE, NO_DEPOSIT, TGAS};
 
@@ -21,7 +21,7 @@ impl Contract {
         // Assert the sub-account is valid
         let current_account = env::current_account_id().to_string();
         let subaccount: AccountId = format!("{name}.{current_account}").parse().unwrap();
-        assert!(
+        require!(
             env::is_valid_account_id(subaccount.as_bytes()),
             "Invalid subaccount"
         );
@@ -31,10 +31,12 @@ impl Contract {
 
         let code = self.code.clone().unwrap();
         let contract_bytes = code.len() as u128;
-        let minimum_needed = NEAR_PER_STORAGE.saturating_mul(contract_bytes);
-        assert!(
+        let contract_storage_cost = NEAR_PER_STORAGE.saturating_mul(contract_bytes);
+        // Require a little more since storage cost is not exact
+        let minimum_needed = contract_storage_cost.saturating_add(NearToken::from_millinear(100));
+        require!(
             attached >= minimum_needed,
-            "Attach at least {minimum_needed} yⓃ"
+            "Attach at least {minimum_needed} yⓃ",
         );
 
         let init_args = near_sdk::serde_json::to_vec(&DonationInitArgs { beneficiary }).unwrap();

src/lib.rs

@@ -5,9 +5,9 @@ use near_sdk::{near, Gas, NearToken};
 mod deploy;
 mod manager;
 
-const NEAR_PER_STORAGE: NearToken = NearToken::from_yoctonear(10u128.pow(18)); // 10e18yⓃ
+const NEAR_PER_STORAGE: NearToken = NearToken::from_yoctonear(10u128.pow(19)); // 10e19yⓃ
 const DEFAULT_CONTRACT: &[u8] = include_bytes!("./donation-contract/donation.wasm");
-const TGAS: Gas = Gas::from_tgas(1); // 10e12yⓃ
+const TGAS: Gas = Gas::from_tgas(1);
 const NO_DEPOSIT: NearToken = NearToken::from_near(0); // 0yⓃ
 
 // Define the contract structure

tests/sandbox.rs

@@ -15,11 +15,12 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     let contract_wasm = near_workspaces::compile_project("./").await?;
     let contract = sandbox.dev_deploy(&contract_wasm).await?;
 
-    let res = contract
-        .call("create_factory_subaccount_and_deploy")
+    // Launch new donation contract through factory
+    let res = alice
+        .call(contract.id(), "create_factory_subaccount_and_deploy")
         .args_json(json!({"name": "donation_for_alice", "beneficiary": alice.id()}))
         .max_gas()
-        .deposit(NearToken::from_near(5))
+        .deposit(NearToken::from_millinear(1700))
         .transact()
         .await?;
 
@@ -46,6 +47,17 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 
     assert!(res.is_success());
 
+    // Try to create new donation contract with insufficient deposit
+    let res = alice
+        .call(contract.id(), "create_factory_subaccount_and_deploy")
+        .args_json(json!({"name": "donation_for_alice_2", "beneficiary": alice.id()}))
+        .max_gas()
+        .deposit(NearToken::from_millinear(1500))
+        .transact()
+        .await?;
+
+    assert!(res.is_failure());
+
     Ok(())
 }