Add an attempt at a unit test for reproducing #1407

test/unit/components/pending-tx-test.js

@@ -0,0 +1,61 @@
+var assert = require('assert')
+var PendingTx = require('../../../ui/app/components/pending-tx')
+
+describe('PendingTx', function () {
+  let pendingTxComponent
+
+  const identities = {
+    '0xfdea65c8e26263f6d9a1b5de9555d2931a33b826': {
+      name: 'Main Account 1',
+      balance: '0x00000000000000056bc75e2d63100000',
+    },
+  }
+
+  const gasPrice = '0x4A817C800' // 20 Gwei
+  const txData = {
+    'id':5021615666270214,
+    'time':1494458763011,
+    'status':'unapproved',
+    'metamaskNetworkId':'1494442339676',
+    'txParams':{
+      'from':'0xfdea65c8e26263f6d9a1b5de9555d2931a33b826',
+      'to':'0xc5b8dbac4c1d3f152cdeb400e2313f309c410acb',
+      'value':'0xde0b6b3a7640000',
+      gasPrice,
+      'gas':'0x7b0c'},
+    'gasLimitSpecified':false,
+    'estimatedGas':'0x5208',
+  }
+
+
+  it('should use updated values when edited.', function (done) {
+
+    const props = {
+      identities,
+      accounts: identities,
+      txData,
+      sendTransaction: (txMeta, event) => {
+        assert.notEqual(txMeta.txParams.gasPrice, gasPrice, 'gas price should change')
+        done()
+      },
+    }
+
+    pendingTxComponent = new PendingTx(props)
+
+    const noop = () => {}
+
+    pendingTxComponent.componentDidMount = () => {
+
+      const newGasPrice = '0x451456'
+      pendingTxComponent.gasPriceChanged(newGasPrice)
+
+      setTimeout(() => {
+        pendingTxComponent.onSubmit({ preventDefault: noop })
+      }, 20)
+    }
+
+    pendingTxComponent.props = props
+    pendingTxComponent.render()
+  })
+
+})