func benchTreeSync(b *testing.B, size, delta int) {
b.StopTimer()
tree1 := NewTree()
tree2 := NewTree()
var k []byte
var v []byte
for i := 0; i < size; i++ {
k = murmur.HashString(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
tree2.Put(k, v, 1)
}
var s *Sync
for i := 0; i < b.N/delta; i++ {
for j := 0; j < delta; j++ {
tree2.Del(murmur.HashString(fmt.Sprint(j)))
}
b.StartTimer()
s = NewSync(tree1, tree2)
s.Run()
b.StopTimer()
if bytes.Compare(tree1.Hash(), tree2.Hash()) != 0 {
b.Fatalf("%v != %v", tree1.Hash(), tree2.Hash())
}
}
}
func TestSyncSubTreeVersions(t *testing.T) {
tree1 := NewTree()
tree3 := NewTree()
n := 10
var k, sk []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(murmur.HashString(fmt.Sprint(i)))
v = []byte(fmt.Sprint(i))
if i%2 == 0 {
tree3.Put(k, v, 1)
tree1.Put(k, v, 1)
} else {
for j := 0; j < 10; j++ {
sk = []byte(fmt.Sprint(j))
tree1.SubPut(k, sk, v, 1)
if i == 1 && j == 3 {
tree3.SubPut(k, sk, []byte("another value"), 2)
} else {
tree3.SubPut(k, sk, v, 1)
}
}
}
}
tree2 := NewTree()
tree2.SubPut([]byte(murmur.HashString(fmt.Sprint(1))), []byte(fmt.Sprint(3)), []byte("another value"), 2)
s := NewSync(tree1, tree2)
s.Run()
if bytes.Compare(tree1.Hash(), tree2.Hash()) == 0 {
t.Errorf("should not be equal")
}
if tree1.deepEqual(tree2) {
t.Errorf("should not be equal")
}
if bytes.Compare(tree3.Hash(), tree2.Hash()) != 0 {
t.Errorf("%v and %v have hashes\n%v\n%v\nand they should be equal!", tree3.Describe(), tree2.Describe(), tree3.Hash(), tree2.Hash())
}
if !tree3.deepEqual(tree2) {
t.Errorf("\n%v and \n%v are unequal", tree3.Describe(), tree2.Describe())
}
tree1.SubPut([]byte(murmur.HashString(fmt.Sprint(1))), []byte(fmt.Sprint(3)), []byte("another value again"), 3)
s.Run()
if bytes.Compare(tree3.Hash(), tree2.Hash()) == 0 {
t.Errorf("should not be equal")
}
if tree3.deepEqual(tree2) {
t.Errorf("should not be equal")
}
if bytes.Compare(tree1.Hash(), tree2.Hash()) != 0 {
t.Errorf("%v and %v have hashes\n%v\n%v\nand they should be equal!", tree1.Describe(), tree2.Describe(), tree1.Hash(), tree2.Hash())
}
if !tree1.deepEqual(tree2) {
t.Errorf("\n%v and \n%v are unequal", tree1.Describe(), tree2.Describe())
}
}
func main() {
f, err := os.Create("cpuprofile")
if err != nil {
panic(err.Error())
}
f2, err := os.Create("memprofile")
if err != nil {
panic(err.Error())
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
defer pprof.WriteHeapProfile(f2)
benchNode := NewNodeDir("127.0.0.1:1231", "127.0.0.1:1231", "")
benchNode.MustStart()
var k []byte
for i := 0; i < 100000; i++ {
k = murmur.HashString(fmt.Sprint(i))
benchNode.Put(common.Item{
Key: k,
Value: k,
})
}
}
func TestSyncDestructiveMatching(t *testing.T) {
tree1 := NewTree()
tree2 := NewTree()
tree3 := NewTree()
n := 1000
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = murmur.HashString(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
tree2.Put(k, v, 1)
tree3.Put(k, v, 1)
}
NewSync(tree1, tree2).Destroy().Run()
if !tree2.deepEqual(tree3) {
t.Errorf("should be equal")
}
if tree1.Size() != 0 {
t.Errorf("should be empty!")
}
tree4 := NewTree()
if !tree1.deepEqual(tree4) {
t.Errorf("should be equal!")
}
}
func TestSyncSubTree(t *testing.T) {
tree1 := NewTree()
n := 10
var k, sk []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(murmur.HashString(fmt.Sprint(i)))
v = []byte(fmt.Sprint(i))
if i%2 == 0 {
tree1.Put(k, v, 1)
} else {
for j := 0; j < 10; j++ {
sk = []byte(fmt.Sprint(j))
tree1.SubPut(k, sk, v, 1)
}
}
}
tree2 := NewTree()
s := NewSync(tree1, tree2)
s.Run()
if bytes.Compare(tree1.Hash(), tree2.Hash()) != 0 {
t.Errorf("%v and %v have hashes\n%v\n%v\nand they should be equal!", tree1.Describe(), tree2.Describe(), tree1.Hash(), tree2.Hash())
}
if !tree1.deepEqual(tree2) {
t.Errorf("\n%v and \n%v are unequal", tree1.Describe(), tree2.Describe())
}
}
func benchTree(b *testing.B, n int, put, get bool) {
fillBenchTree(b, n)
b.StopTimer()
oldprocs := runtime.GOMAXPROCS(runtime.NumCPU())
defer runtime.GOMAXPROCS(oldprocs)
var keys [][]byte
var vals [][]byte
for i := 0; i < b.N; i++ {
keys = append(keys, murmur.HashString(fmt.Sprint(rand.Int63())))
vals = append(vals, []byte(fmt.Sprint(rand.Int63())))
}
var k []byte
var v []byte
b.StartTimer()
for i := 0; i < b.N; i++ {
k = benchmarkTestKeys[i%len(benchmarkTestKeys)]
v = benchmarkTestValues[i%len(benchmarkTestValues)]
if put {
benchmarkTestTree.Put(k, v, 1)
}
if get {
j, _, existed := benchmarkTestTree.Get(k)
if bytes.Compare(j, v) != 0 {
b.Fatalf("%v should contain %v, but got %v, %v", benchmarkTestTree.Describe(), v, j, existed)
}
}
}
}
func main() {
f, err := os.Create("cpuprofile")
if err != nil {
panic(err.Error())
}
f2, err := os.Create("memprofile")
if err != nil {
panic(err.Error())
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
defer pprof.WriteHeapProfile(f2)
m := radix.NewTree()
var k []byte
for i := 0; i < 100000; i++ {
k = murmur.HashString(fmt.Sprint(i))
m.Put(k, k, 1)
x, _, _ := m.Get(k)
if bytes.Compare(x, k) != 0 {
panic("humbug")
}
}
}
func testSubClear(t *testing.T, c testClient) {
var key []byte
var value []byte
subTree := []byte("apa")
for i := 0; i < 10; i++ {
key = murmur.HashString(fmt.Sprint(i))
value = murmur.HashString(fmt.Sprint(i))
c.SSubPut(subTree, key, value)
}
if c.SubSize(subTree) != 10 {
t.Errorf("wrong size")
}
c.SSubClear(subTree)
if c.SubSize(subTree) != 0 {
t.Errorf("wrong size")
}
}
func main() {
a := (s(3, 30, 50, 20, 27))
fmt.Println(a)
fmt.Println(a)
conn := client.MustConn("localhost:9191")
bytes := common.MustJSONEncode(a)
conn.Put(murmur.HashString("hi"), bytes)
}
func testGetPutDel(t *testing.T, c testClient) {
var key []byte
var value []byte
for i := 0; i < 1000; i++ {
key = murmur.HashString(fmt.Sprint(i))
value = murmur.HashString(fmt.Sprint(i))
if v, e := c.Get(key); v != nil || e {
t.Errorf("shouldn't exist")
}
c.SPut(key, value)
if v, e := c.Get(key); bytes.Compare(value, v) != 0 || !e {
t.Fatalf("should exist, but got %v => %v, %v", key, v, e)
}
c.SDel(key)
if v, e := c.Get(key); v != nil || e {
t.Errorf("shouldn't exist, but got %v => %v, %v", key, v, e)
}
}
}
func fillBenchTree(b *testing.B, n int) {
b.StopTimer()
for len(benchmarkTestKeys) < n {
benchmarkTestKeys = append(benchmarkTestKeys, murmur.HashString(fmt.Sprint(len(benchmarkTestKeys))))
benchmarkTestValues = append(benchmarkTestValues, []byte(fmt.Sprint(len(benchmarkTestValues))))
}
for benchmarkTestTree.Size() < n {
benchmarkTestTree.Put(benchmarkTestKeys[benchmarkTestTree.Size()], benchmarkTestValues[benchmarkTestTree.Size()], 1)
}
b.StartTimer()
}
func main() {
// connect to the default local server
conn := client.MustConn("localhost:9191")
// create a user
// try to fetch the user again
data, _ := conn.Get(murmur.HashString("hi"))
var found []int
// to unserialize it
common.MustJSONDecode(data, &found)
fmt.Printf("stored and found ", found)
}
func TestSyncRandomLimits(t *testing.T) {
tree1 := NewTree()
n := 10
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = murmur.HashString(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
}
var keys [][]byte
tree1.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
keys = append(keys, key)
return true
})
var fromKey []byte
var toKey []byte
var tree2 *Tree
var tree3 *Tree
var s *Sync
for fromIndex, _ := range keys {
for toIndex, _ := range keys {
if fromIndex != toIndex {
fromKey = keys[fromIndex]
toKey = keys[toIndex]
if bytes.Compare(fromKey, toKey) < 0 {
tree2 = NewTree()
tree1.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
if common.BetweenIE(key, fromKey, toKey) {
tree2.Put(key, byteValue, 1)
}
return true
})
tree3 = NewTree()
s = NewSync(tree1, tree3).From(fromKey).To(toKey)
s.Run()
if !tree3.deepEqual(tree2) {
t.Errorf("when syncing from %v to %v, %v and %v have hashes\n%v\n%v\nand they should be equal!", common.HexEncode(fromKey), common.HexEncode(toKey), tree3.Describe(), tree2.Describe(), tree3.Hash(), tree2.Hash())
}
}
}
}
}
}
func BenchmarkClientAndServer(b *testing.B) {
oldprocs := runtime.GOMAXPROCS(runtime.NumCPU())
defer runtime.GOMAXPROCS(oldprocs)
b.StopTimer()
if benchNode == nil {
benchNode = NewNode("127.0.0.1:1231", "127.0.0.1:1231")
benchNode.MustStart()
}
c := client.MustConn("127.0.0.1:1231")
c.Clear()
var bs [][]byte
for i := 0; i < b.N; i++ {
bs = append(bs, murmur.HashString(fmt.Sprint(i)))
}
b.StartTimer()
for i := 0; i < b.N; i++ {
c.Put(bs[i], bs[i])
}
}
func BenchmarkServer(b *testing.B) {
oldprocs := runtime.GOMAXPROCS(runtime.NumCPU())
defer runtime.GOMAXPROCS(oldprocs)
b.StopTimer()
if benchNode == nil {
benchNode = NewNode("127.0.0.1:1231", "127.0.0.1:1231")
benchNode.MustStart()
}
benchNode.Clear()
var bs [][]byte
for i := 0; i < b.N; i++ {
bs = append(bs, murmur.HashString(fmt.Sprint(i)))
}
b.StartTimer()
for i := 0; i < b.N; i++ {
benchNode.Put(common.Item{
Key: bs[i],
Value: bs[i],
})
}
}