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Copy pathradix_test.go
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radix_test.go
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package radix
import (
"bytes"
"encoding/hex"
"fmt"
"github.com/zond/god/common"
"github.com/zond/god/murmur"
"math/big"
"math/rand"
"reflect"
"runtime"
"testing"
"time"
)
var benchmarkTestTree *Tree
var benchmarkTestKeys [][]byte
var benchmarkTestValues [][]byte
func init() {
rand.Seed(time.Now().UnixNano())
benchmarkTestTree = NewTree()
benchmarkTestTree.Log("benchmarklogs")
benchmarkTestTree.logger.Clear()
}
func TestSyncVersions(t *testing.T) {
tree1 := NewTree()
tree3 := NewTree()
n := 10
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte{byte(i)}
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
if i == 2 {
tree3.Put(k, []byte("other timestamp"), 2)
} else {
tree3.Put(k, v, 1)
}
}
tree2 := NewTree()
tree2.Put([]byte{2}, []byte("other timestamp"), 2)
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 not be equal!", tree1.Describe(), tree2.Describe(), tree1.Hash(), tree2.Hash())
}
if tree1.deepEqual(tree2) {
t.Errorf("%v and %v are equal", tree1, tree2)
}
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("%v and %v are unequal", tree3, tree2)
}
tree1.Put([]byte{2}, []byte("yet another timestamp"), 3)
s.Run()
if bytes.Compare(tree3.Hash(), tree2.Hash()) == 0 {
t.Errorf("%v and %v have hashes\n%v\n%v\nand they should not be equal!", tree3.Describe(), tree2.Describe(), tree3.Hash(), tree2.Hash())
}
if tree3.deepEqual(tree2) {
t.Errorf("%v and %v are equal", tree3, tree2)
}
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("%v and %v are unequal", tree1, tree2)
}
}
func TestSyncLimits(t *testing.T) {
tree1 := NewTree()
tree3 := NewTree()
n := 10
from := 3
to := 7
fromKey := []byte{byte(from)}
toKey := []byte{byte(to)}
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte{byte(i)}
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
if i >= from && i < to {
tree3.Put(k, v, 1)
}
}
tree2 := NewTree()
s := NewSync(tree1, tree2).From(fromKey).To(toKey)
s.Run()
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("%v and %v are unequal", tree3, tree2)
}
}
func TestripStitch(t *testing.T) {
var b []byte
for i := 0; i < 1000; i++ {
b = make([]byte, rand.Int()%30)
for j := 0; j < len(b); j++ {
b[j] = byte(rand.Int())
}
if bytes.Compare(Stitch(Rip(b)), b) != 0 {
t.Errorf("%v != %v", Stitch(Rip(b)), b)
}
}
}
func TestSyncSubTreeDestructive(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 {
tree1.Put(k, v, 1)
tree3.Put(k, v, 1)
} else {
for j := 0; j < 10; j++ {
sk = []byte(fmt.Sprint(j))
tree1.SubPut(k, sk, v, 1)
tree3.SubPut(k, sk, v, 1)
}
}
}
tree2 := NewTree()
s := NewSync(tree3, tree2).Destroy()
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())
}
if tree3.Size() != 0 {
t.Errorf("%v should be empty", tree3.Describe())
}
if !tree3.deepEqual(NewTree()) {
t.Errorf("%v and %v should be equal", tree3.Describe(), NewTree().Describe())
}
}
func TestTreeSizeBetween(t *testing.T) {
tree := NewTree()
for i := 11; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 10; i < 21; i++ {
for j := i; j < 21; j++ {
expected := common.Max(0, common.Min(j+1, 20)-common.Max(11, i))
val := tree.SizeBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, true)
if val != expected {
t.Errorf("%v.SizeBetween(%v, %v, true, true) should be %v but was %v", tree.Describe(), common.HexEncode([]byte(fmt.Sprint(i))), common.HexEncode([]byte(fmt.Sprint(j))), expected, val)
}
expected = common.Max(0, common.Min(j+1, 20)-common.Max(11, i+1))
val = tree.SizeBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, true)
if val != expected {
t.Errorf("%v.SizeBetween(%v, %v, false, true) should be %v but was %v", tree.Describe(), common.HexEncode([]byte(fmt.Sprint(i))), common.HexEncode([]byte(fmt.Sprint(j))), expected, val)
}
expected = common.Max(0, common.Min(j, 20)-common.Max(11, i))
val = tree.SizeBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, false)
if val != expected {
t.Errorf("%v.SizeBetween(%v, %v, true, false) should be %v but was %v", tree.Describe(), common.HexEncode([]byte(fmt.Sprint(i))), common.HexEncode([]byte(fmt.Sprint(j))), expected, val)
}
expected = common.Max(0, common.Min(j, 20)-common.Max(11, i+1))
val = tree.SizeBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, false)
if val != expected {
t.Errorf("%v.SizeBetween(%v, %v, false, false) should be %v but was %v", tree.Describe(), common.HexEncode([]byte(fmt.Sprint(i))), common.HexEncode([]byte(fmt.Sprint(j))), expected, val)
}
}
}
for i := 0; i < 10; i++ {
tree.SubPut([]byte{50}, []byte{byte(i)}, []byte{byte(i)}, 1)
}
ary := []byte{50}
if s := tree.SizeBetween(ary, ary, true, true); s != 10 {
t.Errorf("wrong size calculated for %v\nbetween %v and %v\nwanted %v but got %v", tree.Describe(), common.HexEncode(ary), common.HexEncode(ary), 10, s)
}
}
func TestSubTree(t *testing.T) {
tree := NewTree()
assertSize(t, tree, 0)
tree.Put([]byte("a"), []byte("a"), 1)
assertSize(t, tree, 1)
tree.SubPut([]byte("b"), []byte("c"), []byte("d"), 1)
assertSize(t, tree, 2)
tree.SubPut([]byte("b"), []byte("d"), []byte("e"), 2)
assertSize(t, tree, 3)
if v, ver, e := tree.SubGet([]byte("b"), []byte("d")); bytes.Compare(v, []byte("e")) != 0 || ver != 2 || !e {
t.Errorf("wrong result, wanted %v, %v, %v got %v, %v, %v", []byte("e"), 2, true, v, ver, e)
}
}
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 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 TestSyncDestructive(t *testing.T) {
tree1 := NewTree()
tree3 := NewTree()
n := 1000
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
tree3.Put(k, v, 1)
}
tree2 := NewTree()
s := NewSync(tree3, tree2).Destroy()
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("%v and %v are unequal", tree1, tree2)
}
if tree3.Size() != 0 {
t.Errorf("%v should be size 0, is size %v", tree3, tree3.Size())
}
if !tree3.deepEqual(NewTree()) {
t.Errorf("should be equal")
}
}
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 TestSyncComplete(t *testing.T) {
tree1 := NewTree()
n := 1000
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, 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("%v and %v are unequal", tree1, tree2)
}
}
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 TestSyncPartial(t *testing.T) {
tree1 := NewTree()
tree2 := NewTree()
mod := 2
n := 100
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(fmt.Sprint(i))
v = []byte(fmt.Sprint(i))
tree1.Put(k, v, 1)
if i%mod != 0 {
tree2.Put(k, v, 1)
}
}
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("%v and %v are unequal", tree1, tree2)
}
}
func TestSyncSubConf(t *testing.T) {
tree1 := NewTree()
tree2 := NewTree()
tree1.SubAddConfiguration([]byte("a"), 1, "blapp", "blepp")
s := NewSync(tree1, tree2)
s.Run()
c1, _ := tree1.SubConfiguration([]byte("a"))
c2, _ := tree2.SubConfiguration([]byte("a"))
if !reflect.DeepEqual(c1, c2) {
t.Errorf("%v and %v should be equal", c1, c2)
}
}
func TestSyncConf(t *testing.T) {
tree1 := NewTree()
tree2 := NewTree()
tree1.AddConfiguration(1, "blapp", "blepp")
s := NewSync(tree1, tree2)
s.Run()
c1, _ := tree1.Configuration()
c2, _ := tree2.Configuration()
if !reflect.DeepEqual(c1, c2) {
t.Errorf("%v and %v should be equal", c1, c2)
}
}
func TestTreeHash(t *testing.T) {
tree1 := NewTree()
var keys [][]byte
var vals [][]byte
n := 10
var k []byte
var v []byte
for i := 0; i < n; i++ {
k = []byte(fmt.Sprint(rand.Int63()))
v = []byte(fmt.Sprint(rand.Int63()))
keys = append(keys, k)
vals = append(vals, v)
tree1.Put(k, v, 1)
}
keybackup := keys
tree2 := NewTree()
for i := 0; i < n; i++ {
index := rand.Int() % len(keys)
k = keys[index]
v = vals[index]
tree2.Put(k, v, 1)
keys = append(keys[:index], keys[index+1:]...)
vals = append(vals[:index], vals[index+1:]...)
}
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 !reflect.DeepEqual(tree1.Finger(nil), tree2.Finger(nil)) {
t.Errorf("%v and %v have prints\n%v\n%v\nand they should be equal!", tree1.Describe(), tree2.Describe(), tree1.Finger(nil), tree2.Finger(nil))
}
tree1.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
f1 := tree1.Finger(Rip(key))
f2 := tree2.Finger(Rip(key))
if f1 == nil || f2 == nil {
t.Errorf("should not be nil!")
}
if !reflect.DeepEqual(f1, f2) {
t.Errorf("should be equal!")
}
return true
})
var deletes []int
for i := 0; i < n/10; i++ {
index := rand.Int() % len(keybackup)
deletes = append(deletes, index)
}
var successes []bool
for i := 0; i < n/10; i++ {
_, ok := tree1.Del(keybackup[deletes[i]])
successes = append(successes, ok)
}
for i := 0; i < n/10; i++ {
if _, ok := tree2.Del(keybackup[deletes[i]]); ok != successes[i] {
t.Errorf("delete success should be %v", successes[i])
}
}
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 !reflect.DeepEqual(tree1.Finger(nil), tree2.Finger(nil)) {
t.Errorf("%v and %v have prints\n%v\n%v\nand they should be equal!", tree1.Describe(), tree2.Describe(), tree1.Finger(nil), tree2.Finger(nil))
}
tree1.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
f1 := tree1.Finger(Rip(key))
f2 := tree2.Finger(Rip(key))
if f1 == nil || f2 == nil {
t.Errorf("should not be nil!")
}
if !reflect.DeepEqual(f1, f2) {
t.Errorf("should be equal!")
}
return true
})
}
func createKVArraysDown(from, to int) (keys [][]byte, values [][]byte) {
for i := to - 1; i >= from; i-- {
if i >= from {
keys = append(keys, []byte(fmt.Sprint(i)))
values = append(values, []byte(fmt.Sprint(i)))
}
}
return
}
func createKVArraysUp(from, to int) (keys [][]byte, values [][]byte) {
for i := from; i < to; i++ {
if i < to {
keys = append(keys, []byte(fmt.Sprint(i)))
values = append(values, []byte(fmt.Sprint(i)))
}
}
return
}
func TestTreeReverseEach(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys [][]byte
var foundValues [][]byte
tree.ReverseEach(func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues := createKVArraysDown(100, 200)
if !reflect.DeepEqual(cmpKeys, foundKeys) {
t.Errorf("%v should be %v", foundKeys, cmpKeys)
}
if !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v should be %v", foundValues, cmpValues)
}
foundKeys = nil
foundValues = nil
count := 10
tree.ReverseEach(func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
count--
return count > 0
})
cmpKeys, cmpValues = createKVArraysDown(190, 200)
if !reflect.DeepEqual(cmpKeys, foundKeys) {
t.Errorf("%v should be %v", foundKeys, cmpKeys)
}
if !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v should be %v", foundValues, cmpValues)
}
}
func TestTreeEach(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys [][]byte
var foundValues [][]byte
tree.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues := createKVArraysUp(100, 200)
if !reflect.DeepEqual(cmpKeys, foundKeys) {
t.Errorf("%v should be %v", foundKeys, cmpKeys)
}
if !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v should be %v", foundValues, cmpValues)
}
foundKeys = nil
foundValues = nil
count := 10
tree.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
count--
return count > 0
})
cmpKeys, cmpValues = createKVArraysUp(100, 110)
if !reflect.DeepEqual(cmpKeys, foundKeys) {
t.Errorf("%v should be %v", foundKeys, cmpKeys)
}
if !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v should be %v", foundValues, cmpValues)
}
}
func TestTreeReverseEachBetween(t *testing.T) {
tree := NewTree()
for i := 11; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys, cmpKeys [][]byte
var foundValues, cmpValues [][]byte
for i := 10; i < 21; i++ {
for j := i; j < 21; j++ {
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.ReverseEachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, true, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysDown(common.Max(11, i), common.Min(j+1, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.ReverseEachBetween(%v, %v, true, true) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.ReverseEachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, true, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysDown(common.Max(11, i+1), common.Min(j+1, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.ReverseEachBetween(%v, %v, false, true) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.ReverseEachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, false, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysDown(common.Max(11, i), common.Min(j, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.ReverseEachBetween(%v, %v, true, false) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.ReverseEachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, false, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysDown(common.Max(11, i+1), common.Min(j, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.ReverseEachBetween(%v, %v, false, false) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
}
}
}
func TestTreeEachBetween(t *testing.T) {
tree := NewTree()
for i := 11; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys, cmpKeys [][]byte
var foundValues, cmpValues [][]byte
for i := 10; i < 21; i++ {
for j := i; j < 21; j++ {
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.EachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, true, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysUp(common.Max(11, i), common.Min(j+1, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetween(%v, %v, true, true) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.EachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, true, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysUp(common.Max(11, i+1), common.Min(j+1, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetween(%v, %v, false, true) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.EachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), true, false, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysUp(common.Max(11, i), common.Min(j, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetween(%v, %v, true, false) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.EachBetween([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(j)), false, false, func(key []byte, byteValue []byte, timestamp int64) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysUp(common.Max(11, i+1), common.Min(j, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetween(%v, %v, false, false) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
}
}
}
func TestTreeReverseIndexOf(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i += 2 {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 100; i < 200; i++ {
shouldExist := i%2 == 0
wantedIndex := 49 - (i-100)/2
if ind, e := tree.ReverseIndexOf([]byte(fmt.Sprint(i))); ind != wantedIndex || e != shouldExist {
t.Errorf("%v.ReverseIndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), i, ind, e, wantedIndex, shouldExist)
}
}
if ind, e := tree.ReverseIndexOf([]byte("1991")); ind != 0 || e {
t.Errorf("%v.IndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), "1991", ind, e, 0, false)
}
if ind, e := tree.ReverseIndexOf([]byte("099")); ind != 50 || e {
t.Errorf("%v.IndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), "099", ind, e, 50, false)
}
}
func TestTreeIndexOf(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i += 2 {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 100; i < 200; i++ {
shouldExist := i%2 == 0
wantedIndex := (i - 99) / 2
if ind, e := tree.IndexOf([]byte(fmt.Sprint(i))); ind != wantedIndex || e != shouldExist {
t.Errorf("%v.IndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), common.HexEncode([]byte(fmt.Sprint(i))), ind, e, wantedIndex, shouldExist)
}
}
if ind, e := tree.IndexOf([]byte("1991")); ind != 50 || e {
t.Errorf("%v.IndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), "1991", ind, e, 50, false)
}
if ind, e := tree.IndexOf([]byte("099")); ind != 0 || e {
t.Errorf("%v.IndexOf(%v) => %v, %v should be %v, %v", tree.Describe(), "099", ind, e, 0, false)
}
}
func TestTreeReverseEachBetweenIndex(t *testing.T) {
tree := NewTree()
for i := 11; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys, cmpKeys [][]byte
var foundValues, cmpValues [][]byte
for i := -1; i < 10; i++ {
for j := i; j < 10; j++ {
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.ReverseEachBetweenIndex(&i, &j, func(key []byte, byteValue []byte, timestamp int64, index int) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysDown(common.Max(11, 19-j), common.Min(20, 20-i))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetweenIndex(%v, %v) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
}
}
}
func TestTreeEachBetweenIndex(t *testing.T) {
tree := NewTree()
for i := 11; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
var foundKeys, cmpKeys [][]byte
var foundValues, cmpValues [][]byte
for i := -1; i < 10; i++ {
for j := i; j < 10; j++ {
foundKeys, cmpKeys, foundValues, cmpValues = nil, nil, nil, nil
tree.EachBetweenIndex(&i, &j, func(key []byte, byteValue []byte, timestamp int64, index int) bool {
foundKeys = append(foundKeys, key)
foundValues = append(foundValues, byteValue)
return true
})
cmpKeys, cmpValues = createKVArraysUp(common.Max(11, i+11), common.Min(j+12, 20))
if !reflect.DeepEqual(cmpKeys, foundKeys) || !reflect.DeepEqual(cmpValues, foundValues) {
t.Errorf("%v.EachBetweenIndex(%v, %v) => %v should be %v", tree, i, j, foundValues, cmpValues)
}
}
}
}
func TestTreeNilKey(t *testing.T) {
tree := NewTree()
h := tree.Hash()
if value, _, existed := tree.Get(nil); value != nil || existed {
t.Errorf("should not exist")
}
if value, existed := tree.Put(nil, nil, 1); value != nil || existed {
t.Errorf("should not exist")
}
if value, _, existed := tree.Get(nil); value != nil || !existed {
t.Errorf("should exist")
}
if value, existed := tree.Del(nil); value != nil || !existed {
t.Errorf("should exist")
}
if value, _, existed := tree.Get(nil); value != nil || existed {
t.Errorf("nil should not exist in %v", tree.Describe())
}
if bytes.Compare(h, tree.Hash()) != 0 {
t.Errorf("should be equal")
}
}
func TestTreeFirstLast(t *testing.T) {
tree := NewTree()
for i := 10; i < 20; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
if key, value, timestamp, existed := tree.First(); !existed || bytes.Compare(key, []byte(fmt.Sprint(10))) != 0 || timestamp != 1 || bytes.Compare(value, []byte(fmt.Sprint(10))) != 0 {
t.Errorf("%v.First() should be %v, %v, %v, %v but was %v, %v, %v, %v", tree.Describe(), []byte(fmt.Sprint(10)), []byte(fmt.Sprint(10)), 1, true, key, value, timestamp, existed)
}
if key, value, timestamp, existed := tree.Last(); !existed || bytes.Compare(key, []byte(fmt.Sprint(19))) != 0 || timestamp != 1 || bytes.Compare(value, []byte(fmt.Sprint(19))) != 0 {
t.Errorf("%v.Last() should be %v, %v, %v, %v but was %v, %v, %v, %v", tree.Describe(), string([]byte(fmt.Sprint(19))), []byte(fmt.Sprint(19)), 1, true, string(key), string(value), timestamp, existed)
}
}
func TestTreeIndex(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 0; i < 100; i++ {
if key, value, timestamp, existed := tree.Index(i); !existed || bytes.Compare(key, []byte(fmt.Sprint(i+100))) != 0 || timestamp != 1 || bytes.Compare(value, []byte(fmt.Sprint(i+100))) != 0 {
t.Errorf("%v.Index(%v) should be %v, %v, %v, %v but was %v, %v, %v, %v", tree.Describe(), i, []byte(fmt.Sprint(i+100)), []byte(fmt.Sprint(i+100)), 1, true, key, value, timestamp, existed)
}
}
}
func TestTreePrev(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 101; i < 200; i++ {
if key, _, _, existed := tree.Prev([]byte(fmt.Sprint(i))); string(key) != fmt.Sprint(i-1) || !existed {
t.Errorf("%v, %v should be %v, %v", string(key), existed, fmt.Sprint(i-1), true)
}
}
if key, _, _, existed := tree.Prev([]byte("100")); existed {
t.Errorf("%v, %v should not exist!", key, existed)
}
}
func TestTreeNext(t *testing.T) {
tree := NewTree()
for i := 100; i < 200; i++ {
tree.Put([]byte(fmt.Sprint(i)), []byte(fmt.Sprint(i)), 1)
}
for i := 100; i < 199; i++ {
if key, _, _, existed := tree.Next([]byte(fmt.Sprint(i))); string(key) != fmt.Sprint(i+1) || !existed {
t.Errorf("%v, %v should be %v, %v", string(key), existed, fmt.Sprint(i+1), true)
}
}
if key, _, _, existed := tree.Next([]byte("199")); existed {
t.Errorf("%v, %v should not exist!", key, existed)
}
}
func TestTreeBasicOps(t *testing.T) {
tree := NewTree()
assertSize(t, tree, 0)
assertNewPut(t, tree, "apple", "stonefruit")
assertSize(t, tree, 1)
assertOldPut(t, tree, "apple", "fruit", "stonefruit")
assertSize(t, tree, 1)
assertNewPut(t, tree, "crab", "critter")
assertSize(t, tree, 2)
assertOldPut(t, tree, "crab", "animal", "critter")
assertSize(t, tree, 2)
assertNewPut(t, tree, "crabapple", "poop")
assertSize(t, tree, 3)
assertOldPut(t, tree, "crabapple", "fruit", "poop")
assertSize(t, tree, 3)
assertNewPut(t, tree, "banana", "yellow")
assertSize(t, tree, 4)
assertOldPut(t, tree, "banana", "fruit", "yellow")
assertSize(t, tree, 4)
assertNewPut(t, tree, "guava", "fart")
assertSize(t, tree, 5)
assertOldPut(t, tree, "guava", "fruit", "fart")
assertSize(t, tree, 5)
assertNewPut(t, tree, "guanabana", "man")
assertSize(t, tree, 6)
assertOldPut(t, tree, "guanabana", "city", "man")
assertSize(t, tree, 6)
m := make(map[string][]byte)
tree.Each(func(key []byte, byteValue []byte, timestamp int64) bool {
m[hex.EncodeToString(key)] = byteValue
return true
})
comp := map[string][]byte{
hex.EncodeToString([]byte("apple")): []byte("fruit"),
hex.EncodeToString([]byte("crab")): []byte("animal"),
hex.EncodeToString([]byte("crabapple")): []byte("fruit"),
hex.EncodeToString([]byte("banana")): []byte("fruit"),
hex.EncodeToString([]byte("guava")): []byte("fruit"),
hex.EncodeToString([]byte("guanabana")): []byte("city"),
}
if !reflect.DeepEqual(m, comp) {
t.Errorf("%+v and %+v should be equal!", m, comp)
}
if !reflect.DeepEqual(tree.ToMap(), comp) {
t.Errorf("%v and %v should be equal!", tree.ToMap(), comp)
}
if old, existed := tree.Put(nil, []byte("nil"), 1); old != nil || existed {
t.Error("should not exist yet")
}
if old, existed := tree.Put([]byte("nil"), nil, 1); old != nil || existed {
t.Error("should not exist yet")
}
if value, _, existed := tree.Get(nil); !existed || bytes.Compare(value, []byte("nil")) != 0 {
t.Errorf("%v should contain %v => %v, got %v, %v", tree.Describe(), nil, "nil", value, existed)
}
if value, _, existed := tree.Get([]byte("nil")); !existed || value != nil {
t.Errorf("%v should contain %v => %v, got %v, %v", tree, "nil", nil, value, existed)
}
assertDelFailure(t, tree, "gua")
assertSize(t, tree, 8)
assertDelSuccess(t, tree, "apple", "fruit")
assertSize(t, tree, 7)
assertDelFailure(t, tree, "apple")
assertSize(t, tree, 7)
assertDelSuccess(t, tree, "crab", "animal")
assertSize(t, tree, 6)
assertDelFailure(t, tree, "crab")
assertSize(t, tree, 6)
assertDelSuccess(t, tree, "crabapple", "fruit")
assertSize(t, tree, 5)
assertDelFailure(t, tree, "crabapple")
assertSize(t, tree, 5)
assertDelSuccess(t, tree, "banana", "fruit")
assertSize(t, tree, 4)
assertDelFailure(t, tree, "banana")
assertSize(t, tree, 4)
assertDelSuccess(t, tree, "guava", "fruit")
assertSize(t, tree, 3)
assertDelFailure(t, tree, "guava")
assertSize(t, tree, 3)
assertDelSuccess(t, tree, "guanabana", "city")
assertSize(t, tree, 2)
assertDelFailure(t, tree, "guanabana")
assertSize(t, tree, 2)
}
func benchTreeSync(b *testing.B, size, delta int) {
b.StopTimer()
tree1 := NewTree()
tree2 := NewTree()
var k []byte
var v []byte