git ssb

1
const Environment = require('./environment.js')
2
const U256 = require('./u256.js')
3
const Address = require('./address.js')
4
5
module.exports = class TestEnvironment extends Environment {
6
  constructor (data) {
7
    super()
8
  
9
    if (typeof data === 'string') {
10
      data = JSON.parse(data)
11
    }
12
13
    let self = this
14
15
    if (data.accounts) {
16
      data.accounts.forEach((account) => {
17
        self.state.set(new Address(new Uint8Array(account[0])).toString(), account[1])
18
      })
19
    }
20
21
    if (data.address) {
22
      self.address = new Address(new Uint8Array(data.address))
23
    }
24
25
    if (data.origin) {
26
      self.origin = new Address(new Uint8Array(data.origin))
27
    }
28
29
    if (data.caller) {
30
      self.caller = new Address(new Uint8Array(data.caller))
31
    }
32
33
    if (data.coinbase) {
34
      self.coinbase = new Uint8Array(data.coinbase)
35
    }
36
37
    if (data.callValue) {
38
      self.callValue = new U256(data.callValue)
39
    }
40
41
    if (data.callData) {
42
      self.callData = hexStr2arrayBuf(data.callData)
43
    }
44
45
    if (data.gasPrice) {
46
      self.gasPrice = data.gasPrice
47
    }
48
49
    if (data.gasLimit) {
50
      self.gasLimit = data.gasLimit
51
    }
52
  }
53
}
54
55
function hexStr2arrayBuf (string) {
56
  const view = new Uint8Array(string.length / 2)
57
  string = [...string]
58
  let temp = ''
59
  string.forEach((el, i) => {
60
    temp += el
61
    if (i % 2) {
62
      view[(i + 1) / 2 - 1] = parseInt(temp, 16)
63
      temp = ''
64
    }
65
  })
66
  return view
67
}
68