Add fee estimation functions for dogecoin and litecoin

test/network.js

@@ -6,18 +6,84 @@ var fixtureTxes = require('./fixtures/mainnet_tx')
 var fixtureTx1Hex = fixtureTxes.prevTx
 var fixtureTxBigHex = fixtureTxes.bigTx
 
-describe('bitcoin', function() {
-  describe('estimateFee', function() {
-    var estimateFee = networks.bitcoin.estimateFee
+describe('networks', function() {
+  describe('bitcoin', function() {
+    describe('estimateFee', function() {
+      var estimateFee = networks.bitcoin.estimateFee
 
-    it('works for fixture tx 1', function() {
-      var tx = Transaction.fromHex(fixtureTx1Hex)
-      assert.equal(estimateFee(tx.toBuffer().length), 10000)
+      it('works for fixture tx 1', function() {
+        var tx = Transaction.fromHex(fixtureTx1Hex)
+        assert.equal(estimateFee(tx), 10000)
+      })
+
+      it('works for fixture big tx', function() {
+        var tx = Transaction.fromHex(fixtureTxBigHex)
+        assert.equal(estimateFee(tx), 30000)
+      })
     })
+  })
 
-    it('works for fixture big tx', function() {
-      var tx = Transaction.fromHex(fixtureTxBigHex)
-      assert.equal(estimateFee(tx.toBuffer().length), 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() {
+        var tx = Transaction.fromHex(fixtureTx1Hex)
+        tx.outs.forEach(function(e){
+          e.value = 100000000
+        })
+
+        assert.equal(estimateFee(tx), 100000000)
+      })
+
+      it('applies additional fee on every output with value below DUST_SOFT_LIMIT', function() {
+        var tx = Transaction.fromHex(fixtureTx1Hex)
+        tx.outs.forEach(function(e){
+          e.value = 99999999
+        })
+
+        assert.equal(estimateFee(tx), 4 * 100000000) // 3 outs in total
+      })
+
+      it('works for fixture big tx', function() {
+        var tx = Transaction.fromHex(fixtureTxBigHex)
+        tx.outs.forEach(function(e){
+          e.value = 100000000
+        })
+        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() {
+        var tx = Transaction.fromHex(fixtureTx1Hex)
+        tx.outs.forEach(function(e){
+          e.value = 100000
+        })
+
+        assert.equal(estimateFee(tx), 100000)
+      })
+
+      it('applies additional fee on every output with value below DUST_SOFT_LIMIT', function() {
+        var tx = Transaction.fromHex(fixtureTx1Hex)
+        tx.outs.forEach(function(e){
+          e.value = 99999
+        })
+
+        assert.equal(estimateFee(tx), 4 * 100000) // 3 outs in total
+      })
+
+      it('works for fixture big tx', function() {
+        var tx = Transaction.fromHex(fixtureTxBigHex)
+        tx.outs.forEach(function(e){
+          e.value = 100000
+        })
+        assert.equal(estimateFee(tx), 300000)
+      })
     })
   })
 })