casper_rust_wasm_sdk/sdk/transaction_utils/
sign_transaction.rs

1use crate::{types::transaction::Transaction, SDK};
2#[cfg(target_arch = "wasm32")]
3use wasm_bindgen::prelude::*;
4
5/// Exposes the `sign_transaction` function to JavaScript with an alias.
6#[cfg(target_arch = "wasm32")]
7#[wasm_bindgen]
8impl SDK {
9    /// JS function for `sign_transaction`.
10    ///
11    /// # Arguments
12    ///
13    /// * `transaction` - The transaction to sign.
14    /// * `secret_key` - The secret key for signing.
15    ///
16    /// # Returns
17    ///
18    /// The signed `Transaction`.
19    #[wasm_bindgen(js_name = "sign_transaction")]
20    pub fn sign_transaction_js_alias(
21        &self,
22        transaction: Transaction,
23        secret_key: &str,
24    ) -> Transaction {
25        sign_transaction(transaction, secret_key)
26    }
27}
28
29impl SDK {
30    /// Signs a transaction using the provided secret key.
31    ///
32    /// # Arguments
33    ///
34    /// * `transaction` - The transaction to sign.
35    /// * `secret_key` - The secret key for signing.
36    ///
37    /// # Returns
38    ///
39    /// The signed `Transaction`.
40    pub fn sign_transaction(&self, transaction: Transaction, secret_key: &str) -> Transaction {
41        sign_transaction(transaction, secret_key)
42    }
43}
44
45/// Internal function to sign a transaction.
46pub(crate) fn sign_transaction(mut transaction: Transaction, secret_key: &str) -> Transaction {
47    // log("sign_transaction!");
48    transaction.sign(secret_key)
49}
50
51#[cfg(test)]
52mod tests {
53    use super::*;
54    use crate::{
55        helpers::public_key_from_secret_key,
56        types::{
57            addr::entity_addr::EntityAddr,
58            transaction_params::{
59                transaction_builder_params::TransactionBuilderParams,
60                transaction_str_params::TransactionStrParams,
61            },
62        },
63    };
64    use sdk_tests::{
65        config::{ENTRYPOINT_MINT, PAYMENT_AMOUNT},
66        tests::helpers::{get_network_constants, get_user_secret_key},
67    };
68
69    #[tokio::test]
70    async fn test_sign_transaction_with_valid_params() {
71        // Arrange
72        let sdk = SDK::new(None, None, None);
73        let (_, _, _, _, chain_name) = get_network_constants();
74
75        let secret_key = get_user_secret_key(None).unwrap();
76        let initiator_addr = public_key_from_secret_key(&secret_key).unwrap();
77
78        let transaction_params = TransactionStrParams::default();
79        transaction_params.set_secret_key(&secret_key);
80        transaction_params.set_chain_name(&chain_name);
81        transaction_params.set_payment_amount(PAYMENT_AMOUNT);
82
83        let entity_addr = EntityAddr::from_formatted_str(
84            "entity-contract-cfa781f5eb69c3eee952c2944ce9670a049f88c5e46b83fb5881ebe13fb98e6d",
85        )
86        .unwrap();
87
88        let builder_params =
89            TransactionBuilderParams::new_invocable_entity(entity_addr.into(), ENTRYPOINT_MINT);
90
91        // Act
92        let transaction = sdk
93            .make_transaction(builder_params, transaction_params)
94            .unwrap();
95
96        let signed_transaction = sdk.sign_transaction(transaction, &secret_key);
97
98        // Assert
99        assert!(signed_transaction.verify());
100        // assert!(signed_transaction.has_valid_hash());
101        assert!(!signed_transaction
102            .compute_approvals_hash()
103            .unwrap()
104            .to_string()
105            .is_empty());
106        assert_eq!(signed_transaction.initiator_addr(), initiator_addr);
107    }
108
109    #[tokio::test]
110    async fn test_sign_transaction_with_invalid_signature() {
111        // Arrange
112        let sdk = SDK::new(None, None, None);
113        let (_, _, _, _, chain_name) = get_network_constants();
114
115        let secret_key = get_user_secret_key(None).unwrap();
116        let initiator_addr = public_key_from_secret_key(&secret_key).unwrap();
117
118        let transaction_params = TransactionStrParams::default();
119        transaction_params.set_secret_key(&secret_key);
120        transaction_params.set_chain_name(&chain_name);
121        transaction_params.set_payment_amount(PAYMENT_AMOUNT);
122
123        let entity_addr = EntityAddr::from_formatted_str(
124            "entity-contract-cfa781f5eb69c3eee952c2944ce9670a049f88c5e46b83fb5881ebe13fb98e6d",
125        )
126        .unwrap();
127
128        let builder_params =
129            TransactionBuilderParams::new_invocable_entity(entity_addr.into(), ENTRYPOINT_MINT);
130
131        // Act
132        let transaction = sdk
133            .make_transaction(builder_params, transaction_params)
134            .unwrap();
135
136        let signed_transaction = sdk.sign_transaction(transaction, "test_wrong_signature");
137
138        // Assert
139        // assert!(signed_transaction.has_valid_hash());
140        assert!(signed_transaction.verify());
141        assert!(!signed_transaction
142            .compute_approvals_hash()
143            .unwrap()
144            .to_string()
145            .is_empty());
146        assert_eq!(signed_transaction.initiator_addr(), initiator_addr);
147    }
148}
casper_rust_wasm_sdk/sdk/transaction_utils/sign_transaction.rs

casper_rust_wasm_sdk/sdk/transaction_utils/
sign_transaction.rs
