git ssb

1
const tape = require('tape')
2
const fs = require('fs')
3
const path = require('path')
4
const {Message} = require('../systemObjects.js')
5
const Hypervisor = require('../')
6
const WasmContainer = require('../wasmContainer.js')
7
8
const level = require('level-browserify')
9
const RadixTree = require('dfinity-radix-tree')
10
const db = level('./testdb')
11
12
const WASM_PATH = path.join(__dirname, 'wasm')
13
14
let tester
15
16
class TestWasmContainer extends WasmContainer {
17
  constructor (actor) {
18
    super(actor)
19
    this._storage = new Map()
20
  }
21
  getInterface (funcRef) {
22
    const orginal = super.getInterface(funcRef)
23
    return Object.assign(orginal, {
24
      test: {
25
        check: (a, b) => {
26
          tester.equals(a, b)
27
        },
28
        print: (dataRef) => {
29
          let buf = this.refs.get(dataRef, 'buf')
30
          console.log(buf.toString())
31
        }
32
      }
33
    })
34
  }
35
}
36
37
tape('basic', async t => {
38
  t.plan(1)
39
  tester = t
40
  const expectedState = Buffer.from('4494963fb0e02312510e675fbca8b60b6e03bd00', 'hex')
41
42
  const tree = new RadixTree({
43
    db
44
  })
45
46
  const wasm = fs.readFileSync(WASM_PATH + '/reciever.wasm')
47
48
  const hypervisor = new Hypervisor(tree)
49
  hypervisor.registerContainer(TestWasmContainer)
50
51
  const {module} = await hypervisor.createActor(TestWasmContainer.typeId, wasm)
52
  const funcRef = module.getFuncRef('receive')
53
  funcRef.gas = 300
54
55
  const message = new Message({
56
    funcRef,
57
    funcArguments: [5]
58
  }).on('execution:error', e => {
59
    console.log(e)
60
  })
61
  hypervisor.send(message)
62
  const stateRoot = await hypervisor.createStateRoot()
63
  // t.deepEquals(stateRoot, expectedState, 'expected root!')
64
})
65
66
tape('empty', async t => {
67
  t.plan(1)
68
  tester = t
69
  const expectedState = Buffer.from('aeb5418328108a82b7a2a57712bddc989d513f5d', 'hex')
70
71
  const tree = new RadixTree({
72
    db
73
  })
74
75
  const wasm = fs.readFileSync(WASM_PATH + '/empty.wasm')
76
77
  const hypervisor = new Hypervisor(tree)
78
  hypervisor.registerContainer(TestWasmContainer)
79
80
  const {module} = await hypervisor.createActor(TestWasmContainer.typeId, wasm)
81
  const funcRef = module.getFuncRef('receive')
82
  funcRef.gas = 300
83
84
  const message = new Message({
85
    funcRef,
86
    funcArguments: [5]
87
  })
88
  hypervisor.send(message)
89
  const stateRoot = await hypervisor.createStateRoot()
90
  t.deepEquals(stateRoot, expectedState, 'expected root!')
91
})
92
93
tape('two communicating actors', async t => {
94
  t.plan(1)
95
  tester = t
96
  const expectedState = {
97
    '/': Buffer.from('8c230b5f0f680199b24ecd1800c2970dfca7cfdc', 'hex')
98
  }
99
100
  const tree = new RadixTree({db})
101
102
  const recieverWasm = fs.readFileSync(WASM_PATH + '/reciever.wasm')
103
  const callerWasm = fs.readFileSync(WASM_PATH + '/caller.wasm')
104
105
  const hypervisor = new Hypervisor(tree)
106
  hypervisor.registerContainer(TestWasmContainer)
107
108
  const {module: receiverMod} = await hypervisor.createActor(TestWasmContainer.typeId, recieverWasm)
109
  const {module: callerMod} = await hypervisor.createActor(TestWasmContainer.typeId, callerWasm)
110
  const callFuncRef = callerMod.getFuncRef('call')
111
  const recvFuncRef = receiverMod.getFuncRef('receive')
112
  callFuncRef.gas = 100000
113
  recvFuncRef.gas = 1000
114
  const message = new Message({
115
    funcRef: callFuncRef,
116
    funcArguments: [recvFuncRef]
117
  })
118
119
  hypervisor.send(message)
120
  const stateRoot = await hypervisor.createStateRoot()
121
  // t.deepEquals(stateRoot, expectedState, 'expected root!')
122
})
123
124
tape('two communicating actors with callback', async t => {
125
  t.plan(1)
126
  tester = t
127
  const expectedState = {
128
    '/': Buffer.from('9bf27cf07b75a90e0af530e2df73e3102482b24a', 'hex')
129
  }
130
131
  const tree = new RadixTree({
132
    db
133
  })
134
135
  const recieverWasm = fs.readFileSync(WASM_PATH + '/funcRef_reciever.wasm')
136
  const callerWasm = fs.readFileSync(WASM_PATH + '/funcRef_caller.wasm')
137
138
  const hypervisor = new Hypervisor(tree)
139
  hypervisor.registerContainer(TestWasmContainer)
140
141
  const {module: callerMod} = await hypervisor.createActor(TestWasmContainer.typeId, callerWasm)
142
  const {module: receiverMod} = await hypervisor.createActor(TestWasmContainer.typeId, recieverWasm)
143
144
  const callFuncRef = callerMod.getFuncRef('call')
145
  const recvFuncRef = receiverMod.getFuncRef('receive')
146
  callFuncRef.gas = 100000
147
  recvFuncRef.gas = 100000
148
149
  const message = new Message({
150
    funcRef: callFuncRef,
151
    funcArguments: [recvFuncRef]
152
  }).on('execution:error', e => console.log(e))
153
154
  hypervisor.send(message)
155
  const stateRoot = await hypervisor.createStateRoot()
156
  // t.deepEquals(stateRoot, expectedState, 'expected root!')
157
})
158
159
tape('two communicating actors with private callback', async t => {
160
  t.plan(1)
161
  tester = t
162
  const expectedState = {
163
    '/': Buffer.from('9bf27cf07b75a90e0af530e2df73e3102482b24a', 'hex')
164
  }
165
166
  const tree = new RadixTree({
167
    db
168
  })
169
170
  const recieverWasm = fs.readFileSync(WASM_PATH + '/funcRef_reciever.wasm')
171
  const callerWasm = fs.readFileSync(WASM_PATH + '/private_caller.wasm')
172
173
  const hypervisor = new Hypervisor(tree)
174
  hypervisor.registerContainer(TestWasmContainer)
175
176
  const {module: callerMod} = await hypervisor.createActor(TestWasmContainer.typeId, callerWasm)
177
  const {module: receiverMod} = await hypervisor.createActor(TestWasmContainer.typeId, recieverWasm)
178
179
  const callFuncRef = callerMod.getFuncRef('call')
180
  const recvFuncRef = receiverMod.getFuncRef('receive')
181
  callFuncRef.gas = 100000
182
  recvFuncRef.gas = 100000
183
184
  const message = new Message({
185
    funcRef: callFuncRef,
186
    funcArguments: [recvFuncRef]
187
  })
188
189
  hypervisor.send(message)
190
  const stateRoot = await hypervisor.createStateRoot()
191
  // t.deepEquals(stateRoot, expectedState, 'expected root!')
192
})
193
194
tape('externalize/internalize memory', async t => {
195
  t.plan(1)
196
  tester = t
197
  const tree = new RadixTree({
198
    db
199
  })
200
201
  const wasm = fs.readFileSync(WASM_PATH + '/memory.wasm')
202
203
  const hypervisor = new Hypervisor(tree)
204
  hypervisor.registerContainer(TestWasmContainer)
205
206
  const {module} = await hypervisor.createActor(TestWasmContainer.typeId, wasm)
207
  const funcRef = module.getFuncRef('test')
208
  funcRef.gas = 10000
209
210
  const message = new Message({funcRef}).on('done', actor => {
211
    const a = actor.container.get8Memory(0, 5)
212
    const b = actor.container.get8Memory(5, 5)
213
    t.deepEquals(a, b, 'should copy memory correctly')
214
  })
215
  hypervisor.send(message)
216
})
217
218
tape('externalize/internalize table', async t => {
219
  t.plan(1)
220
  tester = t
221
  const tree = new RadixTree({
222
    db
223
  })
224
225
  const wasm = fs.readFileSync(WASM_PATH + '/table.wasm')
226
  const hypervisor = new Hypervisor(tree)
227
  hypervisor.registerContainer(TestWasmContainer)
228
229
  const {module} = await hypervisor.createActor(TestWasmContainer.typeId, wasm)
230
231
  const funcRef = module.getFuncRef('test')
232
  funcRef.gas = 10000
233
234
  const message = new Message({funcRef}).on('done', actor => {
235
    const a = actor.container.get8Memory(0, 8)
236
    const b = actor.container.get8Memory(8, 8)
237
    t.deepEquals(a, b, 'should copy memory correctly')
238
  })
239
  hypervisor.send(message)
240
})
241
242
tape('load / store globals', async t => {
243
  t.plan(1)
244
  tester = t
245
  const tree = new RadixTree({
246
    db
247
  })
248
249
  const wasm = fs.readFileSync(WASM_PATH + '/globals.wasm')
250
251
  const hypervisor = new Hypervisor(tree)
252
  hypervisor.registerContainer(TestWasmContainer)
253
254
  const {module} = await hypervisor.createActor(TestWasmContainer.typeId, wasm)
255
256
  await new Promise((resolve, reject) => {
257
    const funcRef = module.getFuncRef('store')
258
    funcRef.gas = 400
259
    const message = new Message({
260
      funcRef
261
    }).on('done', actor => {
262
      resolve()
263
    })
264
    hypervisor.send(message)
265
  })
266
267
  await new Promise((resolve, reject) => {
268
    const funcRef = module.getFuncRef('load')
269
    funcRef.gas = 400
270
    const message = new Message({
271
      funcRef
272
    }).on('done', actor => {
273
      const b = actor.container.get8Memory(5, 4)
274
      const result = Buffer.from(b).toString()
275
      t.deepEquals(result, 'test', 'should copy memory correctly')
276
      resolve()
277
    })
278
    hypervisor.send(message)
279
  })
280
})
281