From b6e8791bc2bc912d874edcc92fcf3c4ce5a9b72a Mon Sep 17 00:00:00 2001
From: Dan Finlay <dan@danfinlay.com>
Date: Thu, 7 Sep 2017 11:59:15 -0700
Subject: [PATCH] test not passing

---
 app/scripts/lib/pending-balance-calculator.js | 18 +++++++++-
 test/unit/pending-balance-test.js             | 35 +++++++++++++++++--
 2 files changed, 49 insertions(+), 4 deletions(-)

diff --git a/app/scripts/lib/pending-balance-calculator.js b/app/scripts/lib/pending-balance-calculator.js
index 4f6e03138..9df87e34b 100644
--- a/app/scripts/lib/pending-balance-calculator.js
+++ b/app/scripts/lib/pending-balance-calculator.js
@@ -1,5 +1,6 @@
 const BN = require('ethereumjs-util').BN
 const EthQuery = require('ethjs-query')
+const normalize = require('eth-sig-util').normalize
 
 class PendingBalanceCalculator {
 
@@ -9,15 +10,30 @@ class PendingBalanceCalculator {
   }
 
   async getBalance() {
+    console.log('getting balance')
     const results = await Promise.all([
       this.getBalance(),
       this.getPendingTransactions(),
     ])
+    console.dir(results)
 
     const balance = results[0]
     const pending = results[1]
 
-    return balance
+    console.dir({ balance, pending })
+
+    const pendingValue = pending.reduce(function (total, tx) {
+      return total.sub(this.valueFor(tx))
+    }, new BN(0))
+
+    const balanceBn = new BN(normalize(balance))
+
+    return `0x${ balanceBn.sub(pendingValue).toString(16) }`
+  }
+
+  valueFor (tx) {
+    const value = new BN(normalize(tx.txParams.value))
+    return value
   }
 
 }
diff --git a/test/unit/pending-balance-test.js b/test/unit/pending-balance-test.js
index dcf1926f0..9077e8f14 100644
--- a/test/unit/pending-balance-test.js
+++ b/test/unit/pending-balance-test.js
@@ -5,20 +5,49 @@ const BN = require('ethereumjs-util').BN
 let providerResultStub = {}
 
 describe('PendingBalanceCalculator', function () {
-  let nonceTracker
+  let balanceCalculator
 
   describe('if you have no pending txs and one ether', function () {
     const ether = '0x' + (new BN(String(1e18))).toString(16)
 
     beforeEach(function () {
-      nonceTracker = generateBalaneCalcWith([], ether)
+      balanceCalculator = generateBalaneCalcWith([], ether)
     })
 
     it('returns the network balance', async function () {
-      const result = await nonceTracker.getBalance()
+      const result = await balanceCalculator.getBalance()
       assert.equal(result, ether, `gave ${result} needed ${ether}`)
     })
   })
+
+  describe('if you have a one ether pending tx and one ether', function () {
+    const ether = '0x' + (new BN(String(1e18))).toString(16)
+
+    beforeEach(function () {
+      const txGen = new MockTxGen()
+      pendingTxs = txGen.generate({
+        status: 'submitted',
+        txParams: {
+          value: ether,
+          gasPrice: '0x0',
+          gas: '0x0',
+        }
+      }, { count: 1 })
+
+      balanceCalculator = generateBalaneCalcWith(pendingTxs, ether)
+    })
+
+    it('returns the network balance', async function () {
+      console.log('one')
+      console.dir(balanceCalculator)
+      const result = await balanceCalculator.getBalance()
+      console.log('two')
+      console.dir(result)
+      assert.equal(result, '0x0', `gave ${result} needed '0x0'`)
+      return true
+    })
+
+  })
 })
 
 function generateBalaneCalcWith (transactions, providerStub = '0x0') {