network: moves tests to fixtures

test/fixtures/network.json

@@ -0,0 +1,84 @@
+{
+  "valid": [
+    {
+      "description": "when txSize < 1kb",
+      "network": "bitcoin",
+      "txSize": 1,
+      "fee": 10000
+    },
+    {
+      "description": "when txSize >= 1kb",
+      "network": "bitcoin",
+      "txSize": 1000,
+      "fee": 10000
+    },
+    {
+      "description": "rounding",
+      "network": "bitcoin",
+      "txSize": 2800,
+      "fee": 30000
+    },
+   {
+      "description": "when outputs.value > DUST_SOFT_LIMIT, feePerKb is used",
+      "network": "dogecoin",
+      "txSize": 1000,
+      "outputs": [
+        {
+          "value": 100000000
+        }
+      ],
+      "fee": 100000000
+    },
+    {
+      "description": "when not every outputs.value > DUST_SOFT_LIMIT",
+      "network": "dogecoin",
+      "txSize": 1000,
+      "outputs": [
+        {
+          "value": 99999999
+        },
+        {
+          "value": 99999999
+        }
+      ],
+      "fee": 300000000
+    },
+    {
+      "description": "rounding",
+      "network": "dogecoin",
+      "txSize": 2800,
+      "fee": 300000000
+    },
+    {
+      "description": "when outputs.value > DUST_SOFT_LIMIT, feePerKb is used",
+      "network": "litecoin",
+      "txSize": 1000,
+      "outputs": [
+        {
+          "value": 100000
+        }
+      ],
+      "fee": 100000
+    },
+    {
+      "description": "when not every outputs.value > DUST_SOFT_LIMIT",
+      "network": "litecoin",
+      "txSize": 1000,
+      "outputs": [
+        {
+          "value": 99999
+        },
+        {
+          "value": 99999
+        }
+      ],
+      "fee": 300000
+    },
+    {
+      "description": "rounding",
+      "network": "litecoin",
+      "txSize": 2800,
+      "fee": 300000
+    }
+  ]
+}

test/network.js

@@ -3,6 +3,8 @@ var networks = require('../src/networks')
 var sinon = require('sinon')
 var Transaction = require('../src/transaction')
 
+var fixtures = require('./fixtures/network')
+
 describe('networks', function() {
   var txToBuffer
   before(function(){
@@ -13,80 +15,19 @@ describe('networks', function() {
     Transaction.prototype.toBuffer.restore()
   })
 
-  describe('bitcoin', function() {
+  fixtures.valid.forEach(function(f) {
-    describe('estimateFee', function() {
+    describe(f.network + ' estimateFee', function() {
-      var estimateFee = networks.bitcoin.estimateFee
+      var network = networks[f.network]
 
-      it('works at boundry', function() {
+      it('calculates the fee correctly for ' + f.description, function() {
-        txToBuffer.returns(new Buffer(1000))
+        var buffer = new Buffer(f.txSize)
+        txToBuffer.returns(buffer)
+
+        var estimateFee = network.estimateFee
         var tx = new Transaction()
-        assert.equal(estimateFee(tx), 10000)
+        tx.outs = f.outputs || []
-      })
 
-      it('rounds up to the closest kb for estimation', function() {
+        assert.equal(estimateFee(tx), f.fee)
-        txToBuffer.returns(new Buffer(2800))
-        var tx = new Transaction()
-        assert.equal(estimateFee(tx), 30000)
-      })
-    })
-  })
-
-  describe('dogecoin', function() {
-    describe('estimateFee', function() {
-      var estimateFee = networks.dogecoin.estimateFee
-
-      it('regular fee per kb applies when every output has value no less than DUST_SOFT_LIMIT', function() {
-        txToBuffer.returns(new Buffer(1000))
-        var tx = new Transaction()
-        tx.outs[0] = { value: 100000000 }
-
-        assert.equal(estimateFee(tx), 100000000)
-      })
-
-      it('applies additional fee on every output with value below DUST_SOFT_LIMIT', function() {
-        txToBuffer.returns(new Buffer(1000))
-        var tx = new Transaction()
-        tx.outs[0] = { value: 99999999 }
-        tx.outs[1] = { value: 99999999 }
-
-        assert.equal(estimateFee(tx), 3 * 100000000)
-      })
-
-      it('rounds up to the closest kb for estimation', function() {
-        txToBuffer.returns(new Buffer(2800))
-        var tx = new Transaction()
-
-        assert.equal(estimateFee(tx), 300000000)
-      })
-    })
-  })
-
-  describe('litecoin', function() {
-    describe('estimateFee', function() {
-      var estimateFee = networks.litecoin.estimateFee
-
-      it('regular fee per kb applies when every output has value no less than DUST_SOFT_LIMIT', function() {
-        txToBuffer.returns(new Buffer(1000))
-        var tx = new Transaction()
-        tx.outs[0] = { value: 100000 }
-
-        assert.equal(estimateFee(tx), 100000)
-      })
-
-      it('applies additional fee on every output with value below DUST_SOFT_LIMIT', function() {
-        txToBuffer.returns(new Buffer(1000))
-        var tx = new Transaction()
-        tx.outs[0] = { value: 99999 }
-        tx.outs[1] = { value: 99999 }
-
-        assert.equal(estimateFee(tx), 3 * 100000)
-      })
-
-      it('rounds up to the closest kb for estimation', function() {
-        txToBuffer.returns(new Buffer(2800))
-        var tx = new Transaction()
-
-        assert.equal(estimateFee(tx), 300000)
       })
     })
   })