Merge branch 'master' into precision-fix

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Current Master
 
+- Fix bug where some transactions would be shown as pending forever, even after successfully mined.
+
 ## 3.10.9 2017-10-5
 
 - Only rebrodcast transactions for a day not a days worth of blocks

app/scripts/controllers/transactions.js

@@ -62,6 +62,7 @@ module.exports = class TransactionController extends EventEmitter {
       retryTimePeriod: 86400000, // Retry 3500 blocks, or about 1 day.
       publishTransaction: (rawTx) => this.query.sendRawTransaction(rawTx),
       getPendingTransactions: this.txStateManager.getPendingTransactions.bind(this.txStateManager),
+      getCompletedTransactions: this.txStateManager.getConfirmedTransactions.bind(this.txStateManager),
     })
 
     this.txStateManager.store.subscribe(() => this.emit('update:badge'))

app/scripts/lib/nodeify.js

@@ -1,10 +1,18 @@
 const promiseToCallback = require('promise-to-callback')
+const noop = function(){}
 
 module.exports = function nodeify (fn, context) {
   return function(){
     const args = [].slice.call(arguments)
-    const callback = args.pop()
-    if (typeof callback !== 'function') throw new Error('callback is not a function')
+    const lastArg = args[args.length - 1]
+    const lastArgIsCallback = typeof lastArg === 'function'
+    let callback
+    if (lastArgIsCallback) {
+      callback = lastArg
+      args.pop()
+    } else {
+      callback = noop
+    }
     promiseToCallback(fn.apply(context, args))(callback)
   }
 }

app/scripts/lib/pending-tx-tracker.js

@@ -25,7 +25,9 @@ module.exports = class PendingTransactionTracker extends EventEmitter {
     // default is one day
     this.retryTimePeriod = config.retryTimePeriod || 86400000
     this.getPendingTransactions = config.getPendingTransactions
+    this.getCompletedTransactions = config.getCompletedTransactions
     this.publishTransaction = config.publishTransaction
+    this._checkPendingTxs()
   }
 
   //  checks if a signed tx is in a block and
@@ -120,6 +122,7 @@ module.exports = class PendingTransactionTracker extends EventEmitter {
   async _checkPendingTx (txMeta) {
     const txHash = txMeta.hash
     const txId = txMeta.id
+
     // extra check in case there was an uncaught error during the
     // signature and submission process
     if (!txHash) {
@@ -128,6 +131,15 @@ module.exports = class PendingTransactionTracker extends EventEmitter {
       this.emit('tx:failed', txId, noTxHashErr)
       return
     }
+
+    // If another tx with the same nonce is mined, set as failed.
+    const taken = await this._checkIfNonceIsTaken(txMeta)
+    if (taken) {
+      const nonceTakenErr = new Error('Another transaction with this nonce has been mined.')
+      nonceTakenErr.name = 'NonceTakenErr'
+      return this.emit('tx:failed', txId, nonceTakenErr)
+    }
+
     // get latest transaction status
     let txParams
     try {
@@ -159,4 +171,13 @@ module.exports = class PendingTransactionTracker extends EventEmitter {
     }
     nonceGlobalLock.releaseLock()
   }
+
+  async _checkIfNonceIsTaken (txMeta) {
+    const completed = this.getCompletedTransactions()
+    const sameNonce = completed.filter((otherMeta) => {
+      return otherMeta.txParams.nonce === txMeta.txParams.nonce
+    })
+    return sameNonce.length > 0
+  }
+
 }

app/scripts/lib/tx-state-manager.js

@@ -46,6 +46,12 @@ module.exports = class TransactionStateManger extends EventEmitter {
     return this.getFilteredTxList(opts)
   }
 
+  getConfirmedTransactions (address) {
+    const opts = { status: 'confirmed' }
+    if (address) opts.from = address
+    return this.getFilteredTxList(opts)
+  }
+
   addTx (txMeta) {
     this.once(`${txMeta.id}:signed`, function (txId) {
       this.removeAllListeners(`${txMeta.id}:rejected`)
@@ -242,4 +248,4 @@ module.exports = class TransactionStateManger extends EventEmitter {
   _saveTxList (transactions) {
     this.store.updateState({ transactions })
   }
-}
+}

test/unit/nodeify-test.js

@@ -18,14 +18,13 @@ describe('nodeify', function () {
     })
   })
 
-  it('should throw if the last argument is not a function', function (done) {
+  it('should allow the last argument to not be a function', function (done) {
     const nodified = nodeify(obj.promiseFunc, obj)
     try {
       nodified('baz')
-      done(new Error('should have thrown if the last argument is not a function'))
-    } catch (err) {
-      assert.equal(err.message, 'callback is not a function')
       done()
+    } catch (err) {
+      done(new Error('should not have thrown if the last argument is not a function'))
     }
   })
 })

test/unit/pending-tx-test.js

@@ -5,6 +5,8 @@ const ObservableStore = require('obs-store')
 const clone = require('clone')
 const { createStubedProvider } = require('../stub/provider')
 const PendingTransactionTracker = require('../../app/scripts/lib/pending-tx-tracker')
+const MockTxGen = require('../lib/mock-tx-gen')
+const sinon = require('sinon')
 const noop = () => true
 const currentNetworkId = 42
 const otherNetworkId = 36
@@ -46,10 +48,60 @@ describe('PendingTransactionTracker', function () {
         }
       },
       getPendingTransactions: () => {return []},
+      getCompletedTransactions: () => {return []},
       publishTransaction: () => {},
     })
   })
 
+  describe('_checkPendingTx state management', function () {
+    let stub
+
+    afterEach(function () {
+      if (stub) {
+        stub.restore()
+      }
+    })
+
+    it('should become failed if another tx with the same nonce succeeds', async function () {
+
+      // SETUP
+      const txGen = new MockTxGen()
+
+      txGen.generate({
+        id: '456',
+        value: '0x01',
+        hash: '0xbad',
+        status: 'confirmed',
+        nonce: '0x01',
+      }, { count: 1 })
+
+      const pending = txGen.generate({
+        id: '123',
+        value: '0x02',
+        hash: '0xfad',
+        status: 'submitted',
+        nonce: '0x01',
+      }, { count: 1 })[0]
+
+      stub = sinon.stub(pendingTxTracker, 'getCompletedTransactions')
+      .returns(txGen.txs)
+
+      // THE EXPECTATION
+      const spy = sinon.spy()
+      pendingTxTracker.on('tx:failed', (txId, err) => {
+        assert.equal(txId, pending.id, 'should fail the pending tx')
+        assert.equal(err.name, 'NonceTakenErr', 'should emit a nonce taken error.')
+        spy(txId, err)
+      })
+
+      // THE METHOD
+      await pendingTxTracker._checkPendingTx(pending)
+
+      // THE ASSERTION
+      assert.ok(spy.calledWith(pending.id), 'tx failed should be emitted')
+    })
+  })
+
   describe('#checkForTxInBlock', function () {
     it('should return if no pending transactions', function () {
       // throw a type error if it trys to do anything on the block
@@ -239,4 +291,4 @@ describe('PendingTransactionTracker', function () {
     })
   })
  })
-})
+})