1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
use std::collections::BTreeMap;
use uint::Uint;
use bytes::Bytes;
use spec::builtin::Builtin;
#[derive(Debug, PartialEq, Deserialize)]
pub struct Account {
pub builtin: Option<Builtin>,
pub balance: Option<Uint>,
pub nonce: Option<Uint>,
pub code: Option<Bytes>,
pub storage: Option<BTreeMap<Uint, Uint>>,
pub constructor: Option<Bytes>,
}
impl Account {
pub fn is_empty(&self) -> bool {
self.balance.is_none() && self.nonce.is_none() && self.code.is_none() && self.storage.is_none()
}
}
#[cfg(test)]
mod tests {
use std::collections::BTreeMap;
use serde_json;
use spec::account::Account;
use ethereum_types::U256;
use uint::Uint;
use bytes::Bytes;
#[test]
fn account_balance_missing_not_empty() {
let s = r#"{
"nonce": "0",
"code": "1234",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_nonce_missing_not_empty() {
let s = r#"{
"balance": "1",
"code": "1234",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_code_missing_not_empty() {
let s = r#"{
"balance": "1",
"nonce": "0",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_storage_missing_not_empty() {
let s = r#"{
"balance": "1",
"nonce": "0",
"code": "1234"
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_empty() {
let s = r#"{
"builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(deserialized.is_empty());
}
#[test]
fn account_deserialization() {
let s = r#"{
"balance": "1",
"nonce": "0",
"builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } },
"code": "1234"
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
assert_eq!(deserialized.balance.unwrap(), Uint(U256::from(1)));
assert_eq!(deserialized.nonce.unwrap(), Uint(U256::from(0)));
assert_eq!(deserialized.code.unwrap(), Bytes::new(vec![0x12, 0x34]));
assert!(deserialized.builtin.is_some());
}
#[test]
fn account_storage_deserialization() {
let s = r#"{
"balance": "1",
"nonce": "0",
"code": "1234",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
assert_eq!(deserialized.balance.unwrap(), Uint(U256::from(1)));
assert_eq!(deserialized.nonce.unwrap(), Uint(U256::from(0)));
assert_eq!(deserialized.code.unwrap(), Bytes::new(vec![0x12, 0x34]));
let mut storage = BTreeMap::new();
storage.insert(Uint(U256::from("7fffffffffffffff7fffffffffffffff")), Uint(U256::from(1)));
assert_eq!(deserialized.storage.unwrap(), storage);
}
}