use serde_json::json; #[tokio::test] async fn test_contract_is_operational() -> Result<(), Box> { let sandbox = near_workspaces::sandbox().await?; let contract_wasm = near_workspaces::compile_project("./").await?; let contract = sandbox.dev_deploy(&contract_wasm).await?; let user_account = sandbox.dev_create_account().await?; let outcome = user_account .call(contract.id(), "set_greeting") .args_json(json!({"greeting": "Hello World!"})) .transact() .await?; assert!(outcome.is_success()); let user_message_outcome = contract .view("get_greeting") .args_json(json!({})) .await?; assert_eq!(user_message_outcome.json::()?, "Hello World!"); Ok(()) }