Add vendor dir (#16) (#4)

* Add vendor dir so builds dont require dep * Pin specific version go-eth version
2018-01-29 13:44:18 -06:00
parent 82119b3c4b
commit 293dd2e848
4319 changed files with 1448696 additions and 26 deletions
@@ -0,0 +1,110 @@
+// Copyright (c) 2016 The btcsuite developers
+// Use of this source code is governed by an ISC
+// license that can be found in the LICENSE file.
+
+package mining
+
+import (
+	"container/heap"
+	"math/rand"
+	"testing"
+
+	"github.com/btcsuite/btcutil"
+)
+
+// TestTxFeePrioHeap ensures the priority queue for transaction fees and
+// priorities works as expected.
+func TestTxFeePrioHeap(t *testing.T) {
+	// Create some fake priority items that exercise the expected sort
+	// edge conditions.
+	testItems := []*txPrioItem{
+		{feePerKB: 5678, priority: 3},
+		{feePerKB: 5678, priority: 1},
+		{feePerKB: 5678, priority: 1}, // Duplicate fee and prio
+		{feePerKB: 5678, priority: 5},
+		{feePerKB: 5678, priority: 2},
+		{feePerKB: 1234, priority: 3},
+		{feePerKB: 1234, priority: 1},
+		{feePerKB: 1234, priority: 5},
+		{feePerKB: 1234, priority: 5}, // Duplicate fee and prio
+		{feePerKB: 1234, priority: 2},
+		{feePerKB: 10000, priority: 0}, // Higher fee, smaller prio
+		{feePerKB: 0, priority: 10000}, // Higher prio, lower fee
+	}
+
+	// Add random data in addition to the edge conditions already manually
+	// specified.
+	randSeed := rand.Int63()
+	defer func() {
+		if t.Failed() {
+			t.Logf("Random numbers using seed: %v", randSeed)
+		}
+	}()
+	prng := rand.New(rand.NewSource(randSeed))
+	for i := 0; i < 1000; i++ {
+		testItems = append(testItems, &txPrioItem{
+			feePerKB: int64(prng.Float64() * btcutil.SatoshiPerBitcoin),
+			priority: prng.Float64() * 100,
+		})
+	}
+
+	// Test sorting by fee per KB then priority.
+	var highest *txPrioItem
+	priorityQueue := newTxPriorityQueue(len(testItems), true)
+	for i := 0; i < len(testItems); i++ {
+		prioItem := testItems[i]
+		if highest == nil {
+			highest = prioItem
+		}
+		if prioItem.feePerKB >= highest.feePerKB &&
+			prioItem.priority > highest.priority {
+
+			highest = prioItem
+		}
+		heap.Push(priorityQueue, prioItem)
+	}
+
+	for i := 0; i < len(testItems); i++ {
+		prioItem := heap.Pop(priorityQueue).(*txPrioItem)
+		if prioItem.feePerKB >= highest.feePerKB &&
+			prioItem.priority > highest.priority {
+
+			t.Fatalf("fee sort: item (fee per KB: %v, "+
+				"priority: %v) higher than than prev "+
+				"(fee per KB: %v, priority %v)",
+				prioItem.feePerKB, prioItem.priority,
+				highest.feePerKB, highest.priority)
+		}
+		highest = prioItem
+	}
+
+	// Test sorting by priority then fee per KB.
+	highest = nil
+	priorityQueue = newTxPriorityQueue(len(testItems), false)
+	for i := 0; i < len(testItems); i++ {
+		prioItem := testItems[i]
+		if highest == nil {
+			highest = prioItem
+		}
+		if prioItem.priority >= highest.priority &&
+			prioItem.feePerKB > highest.feePerKB {
+
+			highest = prioItem
+		}
+		heap.Push(priorityQueue, prioItem)
+	}
+
+	for i := 0; i < len(testItems); i++ {
+		prioItem := heap.Pop(priorityQueue).(*txPrioItem)
+		if prioItem.priority >= highest.priority &&
+			prioItem.feePerKB > highest.feePerKB {
+
+			t.Fatalf("priority sort: item (fee per KB: %v, "+
+				"priority: %v) higher than than prev "+
+				"(fee per KB: %v, priority %v)",
+				prioItem.feePerKB, prioItem.priority,
+				highest.feePerKB, highest.priority)
+		}
+		highest = prioItem
+	}
+}