eson
368447c31d
new file: LICENSE new file: README.md new file: compare/compare.go new file: for_test.go new file: heap/heap.go new file: heap/heap_test.go new file: interface.go new file: lastack/lastack.go new file: lastack/lastack_test.go new file: list/list.go new file: list/list_test.go new file: map/hashmap/hashmap.go new file: map/hashmap/hashmap_test.go new file: priority_list/iterator.go new file: priority_list/priority_list.go new file: priority_list/priority_list_test.go new file: priority_queue/iterator.go new file: priority_queue/priority_queue.go new file: priority_queue/priority_queue_test.go new file: priority_queue/vbt.go new file: priority_queue/vbt_test.go new file: priority_queuekey/iterator.go new file: priority_queuekey/priority_queuekey.go new file: priority_queuekey/priority_queuekey_test.go new file: priority_queuekey/vbt.go new file: priority_queuekey/vbt_test.go new file: set/hashset/hashset.go new file: set/hashset/hashset_test.go new file: set/treeset/treeset.go new file: set/treeset/treeset_test.go new file: sparse_array/array2/array2.go new file: sparse_array/array2/array2_test.go new file: sparse_array/array3/array3.go new file: sparse_array/array3/array3_test.go new file: sparse_array/arrayn/arrayn.go new file: sparse_array/arrayn/arrayn_test.go new file: stack/stack.go new file: stack/stack_test.go new file: tree/avl/avl.go new file: tree/avl/avl_test.go new file: tree/avl/iterator.go new file: tree/avldup/avldup.go new file: tree/avldup/avldup_test.go new file: tree/avldup/iterator.go new file: tree/avlkey/avlkey.go new file: tree/avlkey/avlkey_test.go new file: tree/avlkey/iterator.go new file: tree/avlkeydup/avlkeydup.go new file: tree/avlkeydup/avlkeydup_test.go new file: tree/avlkeydup/iterator.go new file: tree/vbt/iterator.go new file: tree/vbt/vbt.go new file: tree/vbt/vbt_test.go new file: tree/vbtkey/iterator.go new file: tree/vbtkey/vbtkey.go new file: tree/vbtkey/vbtkey_test.go
657 lines
12 KiB
Go
657 lines
12 KiB
Go
package pqueue
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import (
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"bytes"
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"encoding/gob"
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"io/ioutil"
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"log"
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"testing"
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"474420502.top/eson/structure/compare"
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"github.com/huandu/skiplist"
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"github.com/Pallinder/go-randomdata"
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"github.com/davecgh/go-spew/spew"
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"github.com/emirpasic/gods/trees/avltree"
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"github.com/emirpasic/gods/trees/redblacktree"
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)
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func loadTestData() []int {
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data, err := ioutil.ReadFile("../l.log")
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if err != nil {
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log.Println(err)
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}
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var l []int
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decoder := gob.NewDecoder(bytes.NewReader(data))
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decoder.Decode(&l)
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return l
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}
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func TestIndexRange(t *testing.T) {
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tree := newVBT(compare.Int)
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l := []int{7, 14, 14, 14, 16, 17, 20, 30, 21, 40, 50, 3, 40, 40, 40, 15}
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for _, v := range l {
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tree.Put(v)
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}
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// [3 7 14 14 14 15 16 17 20 21 30 40 40 40 40 50]
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// t.Error(tree.Values(), tree.Size())
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var result string
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result = spew.Sprint(tree.IndexRange(0, 5))
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if result != "[50 40 40 40 40 30] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(2, 5))
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if result != "[40 40 40 30] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(10, 100))
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if result != "[15 14 14 14 7 3] false" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(15, 0)) // size = 16, index max = 15
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if result != "[3 7 14 14 14 15 16 17 20 21 30 40 40 40 40 50] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(16, 0)) // size = 16, index max = 15
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if result != "[3 7 14 14 14 15 16 17 20 21 30 40 40 40 40 50] false" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(5, 1)) // size = 16, index max = 15
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if result != "[30 40 40 40 40] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(-1, -5)) // size = 16, index max = 15
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if result != "[3 7 14 14 14] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(-1, -16)) // size = 16, index max = 0 - 15 (-1,-16)
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if result != "[3 7 14 14 14 15 16 17 20 21 30 40 40 40 40 50] true" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(-1, -17)) // size = 16, index max = 0 - 15 (-1,-16)
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if result != "[3 7 14 14 14 15 16 17 20 21 30 40 40 40 40 50] false" {
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t.Error(result)
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}
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result = spew.Sprint(tree.IndexRange(-5, -1)) // size = 16, index max = 0 - 15 (-1,-16)
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if result != "[14 14 14 7 3] true" {
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t.Error(result)
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}
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}
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func TestGetAround(t *testing.T) {
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tree := newVBT(compare.Int)
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for _, v := range []int{7, 14, 14, 14, 16, 17, 20, 30, 21, 40, 50, 3, 40, 40, 40, 15} {
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tree.Put(v)
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}
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var Result string
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Result = spew.Sprint(tree.GetAround(17))
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if Result != "[16 17 20]" {
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t.Error(tree.Values())
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t.Error("17 is root, tree.GetAround(17)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(3))
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if Result != "[<nil> 3 7]" {
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t.Error(tree.Values())
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t.Error("tree.GetAround(3)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(40))
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if Result != "[30 40 40]" {
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t.Error(tree.Values())
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t.Error("tree.GetAround(40)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(50))
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if Result != "[40 50 <nil>]" {
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t.Error(tree.Values())
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t.Error("tree.GetAround(50)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(18))
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if Result != "[17 <nil> 20]" {
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t.Error(tree.Values())
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t.Error("18 is not in list, tree.GetAround(18)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(5))
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if Result != "[3 <nil> 7]" {
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t.Error(tree.Values())
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t.Error("5 is not in list, tree.GetAround(5)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(2))
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if Result != "[<nil> <nil> 3]" {
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t.Error(tree.Values())
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t.Error("2 is not in list, tree.GetAround(2)) is error", Result)
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t.Error(tree.debugString())
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}
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Result = spew.Sprint(tree.GetAround(100))
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if Result != "[50 <nil> <nil>]" {
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t.Error(tree.Values())
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t.Error("50 is not in list, tree.GetAround(50)) is error", Result)
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t.Error(tree.debugString())
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}
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}
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// // for test error case
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func TestPutStable(t *testing.T) {
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// tree := newVBT(compare.Int)
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// for i := 0; i < 40; i++ {
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// v := randomdata.Number(0, 100)
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// tree.Put(v)
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// t.Error(tree.top, v)
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// // t.Error(i, v)
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// // t.Error(tree.debugString())
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// }
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// for i := 0; i < 40; i++ {
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// v, _ := tree.Index(0)
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// tree.RemoveIndex(0)
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// t.Error(i, v)
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// if tree.top != nil {
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// t.Error(tree.top)
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// }
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// }
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}
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func TestPutComparatorRandom(t *testing.T) {
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for n := 0; n < 30000; n++ {
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tree := newVBT(compare.Int)
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godsavl := avltree.NewWithIntComparator()
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content := ""
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m := make(map[int]int)
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for i := 0; len(m) < 50; i++ {
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v := randomdata.Number(0, 65535)
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if _, ok := m[v]; !ok {
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m[v] = v
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content += spew.Sprint(v) + ","
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tree.Put(v)
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godsavl.Put(v, v)
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}
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}
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s1 := spew.Sprint(tree.Values())
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s2 := spew.Sprint(godsavl.Values())
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if s1 != s2 {
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t.Error(godsavl.String())
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t.Error(tree.debugString())
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t.Error(content, n)
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break
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}
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}
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}
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func TestGet(t *testing.T) {
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tree := newVBT(compare.Int)
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for _, v := range []int{2383, 7666, 3055, 39016, 57092, 27897, 36513, 1562, 22574, 23202} {
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tree.Put(v)
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}
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for _, v := range []int{2383, 7666, 3055, 39016, 57092, 27897, 36513, 1562, 22574, 23202} {
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v, ok := tree.Get(v)
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if !ok {
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t.Error("the val not found ", v)
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}
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}
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if v, ok := tree.Get(10000); ok {
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t.Error("the val(1000) is not in tree, but is found", v)
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}
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}
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func TestGetRange(t *testing.T) {
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tree := newVBT(compare.Int)
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for _, v := range []int{5, 6, 8, 10, 13, 17, 1, 2, 40, 30} {
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tree.Put(v)
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}
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// t.Error(tree.debugString())
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// t.Error(tree.getArountNode(20))
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// t.Error(tree.Values())
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result := tree.GetRange(0, 20)
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if spew.Sprint(result) != "[1 2 5 6 8 10 13 17]" {
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t.Error(result)
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}
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result = tree.GetRange(-5, -1)
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if spew.Sprint(result) != "[]" {
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t.Error(result)
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}
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result = tree.GetRange(7, 20)
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if spew.Sprint(result) != "[8 10 13 17]" {
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t.Error(result)
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}
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result = tree.GetRange(30, 40)
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if spew.Sprint(result) != "[30 40]" {
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t.Error(result)
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}
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result = tree.GetRange(30, 60)
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if spew.Sprint(result) != "[30 40]" {
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t.Error(result)
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}
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result = tree.GetRange(40, 40)
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if spew.Sprint(result) != "[40]" {
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t.Error(result)
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}
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result = tree.GetRange(50, 60)
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if spew.Sprint(result) != "[]" {
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t.Error(result)
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}
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result = tree.GetRange(50, 1)
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if spew.Sprint(result) != "[40 30 17 13 10 8 6 5 2 1]" {
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t.Error(result)
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}
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result = tree.GetRange(30, 20)
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if spew.Sprint(result) != "[30]" {
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t.Error(result)
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}
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}
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func TestTravalsal(t *testing.T) {
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tree := newVBT(compare.Int)
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for _, v := range []int{5, 6, 8, 10, 13, 17, 1, 2, 40, 30} {
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tree.Put(v)
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}
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i := 0
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var result []interface{}
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tree.Traversal(func(v interface{}) bool {
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result = append(result, v)
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i++
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if i >= 10 {
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return false
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}
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return true
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})
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if spew.Sprint(result) != "[1 2 5 6 8 10 13 17 30 40]" {
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t.Error(result)
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}
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}
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func TestRemoveAll(t *testing.T) {
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ALL:
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for c := 0; c < 20000; c++ {
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tree := newVBT(compare.Int)
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gods := avltree.NewWithIntComparator()
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var l []int
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m := make(map[int]int)
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for i := 0; len(l) < 50; i++ {
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v := randomdata.Number(0, 65535)
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if _, ok := m[v]; !ok {
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m[v] = v
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l = append(l, v)
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tree.Put(v)
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gods.Put(v, v)
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}
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}
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for i := 0; i < 50; i++ {
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tree.Remove(l[i])
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gods.Remove(l[i])
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s1 := spew.Sprint(tree.Values())
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s2 := spew.Sprint(gods.Values())
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if s1 != s2 {
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t.Error("avl remove error", "avlsize = ", tree.Size())
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t.Error(tree.root, i, l[i])
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t.Error(s1)
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t.Error(s2)
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break ALL
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}
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}
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}
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}
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func TestRemove(t *testing.T) {
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ALL:
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for N := 0; N < 5000; N++ {
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tree := newVBT(compare.Int)
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gods := avltree.NewWithIntComparator()
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var l []int
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m := make(map[int]int)
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for i := 0; len(l) < 20; i++ {
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v := randomdata.Number(0, 100)
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if _, ok := m[v]; !ok {
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l = append(l, v)
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m[v] = v
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tree.Put(v)
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gods.Put(v, v)
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}
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}
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src1 := tree.String()
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src2 := gods.String()
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for i := 0; i < 20; i++ {
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tree.Remove(l[i])
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gods.Remove(l[i])
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if tree.root != nil && spew.Sprint(gods.Values()) != spew.Sprint(tree.Values()) {
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t.Error(src1)
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t.Error(src2)
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t.Error(tree.debugString())
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t.Error(gods.String())
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t.Error(l[i])
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break ALL
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}
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}
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}
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}
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func BenchmarkSkipListGet(b *testing.B) {
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sl := skiplist.New(skiplist.Int)
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l := loadTestData()
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b.N = len(l)
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for _, v := range l {
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sl.Set(v, v)
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}
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b.ResetTimer()
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b.StartTimer()
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execCount := 5
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b.N = len(l) * execCount
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for i := 0; i < execCount; i++ {
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for _, v := range l {
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e := sl.Get(v)
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var result [50]interface{}
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for i := 0; i < 50 && e != nil; i++ {
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result[i] = e.Value
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e = e.Next()
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}
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}
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}
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}
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func BenchmarkGetRange(b *testing.B) {
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}
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func BenchmarkIndexRange(b *testing.B) {
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tree := newVBT(compare.Int)
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l := loadTestData()
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b.N = len(l)
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for _, v := range l {
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tree.Put(v)
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}
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b.ResetTimer()
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b.StartTimer()
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execCount := 5
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b.N = len(l) * execCount
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for i := 0; i < execCount; i++ {
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for range l {
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tree.IndexRange(i, i+49)
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}
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}
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}
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func BenchmarkSkipListSet(b *testing.B) {
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l := loadTestData()
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execCount := 1
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b.N = len(l) * execCount
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for i := 0; i < execCount; i++ {
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sl := skiplist.New(skiplist.Int)
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for _, v := range l {
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sl.Set(v, v)
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}
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}
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}
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func BenchmarkIterator(b *testing.B) {
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tree := newVBT(compare.Int)
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l := loadTestData()
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b.N = len(l)
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for _, v := range l {
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tree.Put(v)
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}
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b.ResetTimer()
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b.StartTimer()
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iter := tree.Iterator()
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b.N = 0
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for iter.Next() {
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b.N++
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}
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for iter.Prev() {
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b.N++
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}
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for iter.Next() {
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b.N++
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}
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b.Log(b.N, len(l))
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}
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func BenchmarkRemove(b *testing.B) {
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tree := newVBT(compare.Int)
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l := loadTestData()
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b.N = len(l)
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for _, v := range l {
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tree.Put(v)
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}
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b.ResetTimer()
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b.StartTimer()
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for i := 0; i < len(l); i++ {
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tree.Remove(l[i])
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}
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}
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func BenchmarkGodsRemove(b *testing.B) {
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tree := avltree.NewWithIntComparator()
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l := loadTestData()
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b.N = len(l)
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for _, v := range l {
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tree.Put(v, v)
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}
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b.ResetTimer()
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b.StartTimer()
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for i := 0; i < len(l); i++ {
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tree.Remove(l[i])
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}
|
|
}
|
|
|
|
func BenchmarkGodsRBRemove(b *testing.B) {
|
|
tree := redblacktree.NewWithIntComparator()
|
|
|
|
l := loadTestData()
|
|
|
|
b.N = len(l)
|
|
for _, v := range l {
|
|
tree.Put(v, v)
|
|
}
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
for i := 0; i < len(l); i++ {
|
|
tree.Remove(l[i])
|
|
}
|
|
}
|
|
|
|
func BenchmarkGet(b *testing.B) {
|
|
|
|
tree := newVBT(compare.Int)
|
|
|
|
l := loadTestData()
|
|
b.N = len(l)
|
|
for i := 0; i < b.N; i++ {
|
|
tree.Put(l[i])
|
|
}
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
execCount := 5
|
|
b.N = len(l) * execCount
|
|
|
|
for i := 0; i < execCount; i++ {
|
|
for _, v := range l {
|
|
tree.Get(v)
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkGodsRBGet(b *testing.B) {
|
|
tree := redblacktree.NewWithIntComparator()
|
|
|
|
l := loadTestData()
|
|
b.N = len(l)
|
|
for i := 0; i < b.N; i++ {
|
|
tree.Put(l[i], i)
|
|
}
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
execCount := 10
|
|
b.N = len(l) * execCount
|
|
|
|
for i := 0; i < execCount; i++ {
|
|
for _, v := range l {
|
|
tree.Get(v)
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkGodsAvlGet(b *testing.B) {
|
|
tree := avltree.NewWithIntComparator()
|
|
|
|
l := loadTestData()
|
|
b.N = len(l)
|
|
for i := 0; i < b.N; i++ {
|
|
tree.Put(l[i], i)
|
|
}
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
execCount := 10
|
|
b.N = len(l) * execCount
|
|
|
|
for i := 0; i < execCount; i++ {
|
|
for _, v := range l {
|
|
tree.Get(v)
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkPut(b *testing.B) {
|
|
l := loadTestData()
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
execCount := 50
|
|
b.N = len(l) * execCount
|
|
for i := 0; i < execCount; i++ {
|
|
tree := newVBT(compare.Int)
|
|
for _, v := range l {
|
|
tree.Put(v)
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkIndex(b *testing.B) {
|
|
tree := newVBT(compare.Int)
|
|
|
|
l := loadTestData()
|
|
b.N = len(l)
|
|
for i := 0; i < b.N; i++ {
|
|
tree.Put(l[i])
|
|
}
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
tree.Index(i)
|
|
}
|
|
}
|
|
|
|
func BenchmarkGodsRBPut(b *testing.B) {
|
|
tree := redblacktree.NewWithIntComparator()
|
|
|
|
l := loadTestData()
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
b.N = len(l)
|
|
for _, v := range l {
|
|
tree.Put(v, v)
|
|
}
|
|
}
|
|
|
|
func BenchmarkGodsPut(b *testing.B) {
|
|
tree := avltree.NewWithIntComparator()
|
|
|
|
l := loadTestData()
|
|
|
|
b.ResetTimer()
|
|
b.StartTimer()
|
|
|
|
b.N = len(l)
|
|
for _, v := range l {
|
|
tree.Put(v, v)
|
|
}
|
|
}
|