mithril_common/messages/
cardano_transaction_snapshot_list.rs

1use chrono::{DateTime, Utc};
2use serde::{Deserialize, Serialize};
3
4use crate::entities::{BlockNumber, Epoch};
5
6/// Message structure of a Cardano Transactions Snapshots list
7pub type CardanoTransactionSnapshotListMessage = Vec<CardanoTransactionSnapshotListItemMessage>;
8
9/// Message structure of a Cardano Transactions Snapshot list item
10#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
11pub struct CardanoTransactionSnapshotListItemMessage {
12    /// Merkle root of the Cardano transactions snapshot
13    pub merkle_root: String,
14
15    /// Epoch of the Cardano transactions snapshot
16    pub epoch: Epoch,
17
18    /// Block number of the Cardano transactions snapshot
19    pub block_number: BlockNumber,
20
21    /// Hash of the Cardano Transactions snapshot
22    pub hash: String,
23
24    /// Hash of the associated certificate
25    pub certificate_hash: String,
26
27    /// DateTime of creation
28    pub created_at: DateTime<Utc>,
29}
30
31impl CardanoTransactionSnapshotListItemMessage {
32    cfg_test_tools! {
33        /// Return a dummy test entity (test-only).
34        pub fn dummy() -> Self {
35            Self {
36                merkle_root: "mkroot-123".to_string(),
37                epoch: Epoch(10),
38                block_number: BlockNumber(100),
39                hash: "hash-123".to_string(),
40                certificate_hash: "cert-hash-123".to_string(),
41                created_at: DateTime::parse_from_rfc3339("2023-01-19T13:43:05.618857482Z")
42                    .unwrap()
43                    .with_timezone(&Utc),
44            }
45        }
46    }
47}
48
49#[cfg(test)]
50mod tests {
51    use super::*;
52
53    fn golden_message_current() -> CardanoTransactionSnapshotListMessage {
54        vec![CardanoTransactionSnapshotListItemMessage {
55            merkle_root: "mkroot-123".to_string(),
56            epoch: Epoch(7),
57            block_number: BlockNumber(5),
58            hash: "hash-123".to_string(),
59            certificate_hash: "certificate-hash-123".to_string(),
60            created_at: DateTime::parse_from_rfc3339("2023-01-19T13:43:05.618857482Z")
61                .unwrap()
62                .with_timezone(&Utc),
63        }]
64    }
65
66    const CURRENT_JSON: &str = r#"[{
67        "merkle_root": "mkroot-123",
68        "epoch": 7,
69        "block_number": 5,
70        "hash": "hash-123",
71        "certificate_hash": "certificate-hash-123",
72        "created_at": "2023-01-19T13:43:05.618857482Z"
73    }]"#;
74
75    #[test]
76    fn test_current_json_deserialized_into_current_message() {
77        let json = CURRENT_JSON;
78        let message: CardanoTransactionSnapshotListMessage = serde_json::from_str(json).expect(
79                    "This JSON is expected to be successfully parsed into a CardanoTransactionSnapshotListMessage instance.",
80                );
81        assert_eq!(golden_message_current(), message);
82    }
83}
mithril_common/messages/cardano_transaction_snapshot_list.rs

mithril_common/messages/
cardano_transaction_snapshot_list.rs
