focus/lastack/lastack_test.go
eson 368447c31d new file: .gitignore
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
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new file:   map/hashmap/hashmap_test.go
new file:   priority_list/iterator.go
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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
2019-05-08 10:42:51 +08:00

174 lines
2.4 KiB
Go

package lastack
import (
"testing"
"github.com/davecgh/go-spew/spew"
"github.com/emirpasic/gods/stacks/arraystack"
"github.com/Pallinder/go-randomdata"
)
func TestPush(t *testing.T) {
var result string
s := New()
result = spew.Sprint(s.Values())
if result != "[]" {
t.Error(result)
}
l := []int{10, 7, 3, 4, 5, 15}
for _, v := range l {
s.Push(v)
}
result = spew.Sprint(s.Values())
if result != "[15 5 4 3 7 10]" {
t.Error(result)
}
if v, ok := s.Peek(); ok {
if v != 15 {
t.Error(v)
}
}
result = spew.Sprint(s.Values())
if result != "[15 5 4 3 7 10]" {
t.Error(result)
}
if v, ok := s.Pop(); ok {
if v != 15 {
t.Error(v)
}
}
result = spew.Sprint(s.Values())
if result != "[5 4 3 7 10]" {
t.Error(result)
}
for s.Size() != 1 {
s.Pop()
}
result = spew.Sprint(s.Values())
if result != "[10]" {
t.Error(result)
}
if v, ok := s.Pop(); ok {
if v != 10 {
t.Error(v)
}
}
result = spew.Sprint(s.Values())
if result != "[]" {
t.Error(result)
}
}
func BenchmarkGet(b *testing.B) {
s := New()
b.N = 20000000
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
b.ResetTimer()
b.StartTimer()
for i := 0; i < b.N; i++ {
s.Get(i)
}
}
func BenchmarkPush(b *testing.B) {
s := New()
b.N = 20000000
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
}
func BenchmarkGodsPush(b *testing.B) {
s := arraystack.New()
b.N = 2000000
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
}
func BenchmarkPop(b *testing.B) {
s := New()
b.N = 2000000
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
b.ResetTimer()
b.StartTimer()
for i := 0; i < b.N; i++ {
s.Pop()
}
}
func BenchmarkGodsPop(b *testing.B) {
s := arraystack.New()
b.N = 2000000
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
b.ResetTimer()
b.StartTimer()
for i := 0; i < b.N; i++ {
s.Pop()
}
}
func BenchmarkValues(b *testing.B) {
s := New()
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
b.ResetTimer()
b.StartTimer()
for i := 0; i < b.N; i++ {
s.Values()
}
}
func BenchmarkGodsValues(b *testing.B) {
s := arraystack.New()
for i := 0; i < b.N; i++ {
v := randomdata.Number(0, 65535)
s.Push(v)
}
b.ResetTimer()
b.StartTimer()
for i := 0; i < b.N; i++ {
s.Values()
}
}