gf/container/glist/glist_z_example_test.go
2021-11-13 23:23:55 +08:00

690 lines
11 KiB
Go

// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package glist_test
import (
"container/list"
"fmt"
"github.com/gogf/gf/v2/container/garray"
"github.com/gogf/gf/v2/container/glist"
"github.com/gogf/gf/v2/frame/g"
)
func ExampleNew() {
n := 10
l := glist.New()
for i := 0; i < n; i++ {
l.PushBack(i)
}
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.FrontAll())
fmt.Println(l.BackAll())
for i := 0; i < n; i++ {
fmt.Print(l.PopFront())
}
fmt.Println()
fmt.Println(l.Len())
// Output:
// 10
// [0,1,2,3,4,5,6,7,8,9]
// [0 1 2 3 4 5 6 7 8 9]
// [9 8 7 6 5 4 3 2 1 0]
// 0123456789
// 0
}
func ExampleNewFrom() {
n := 10
l := glist.NewFrom(garray.NewArrayRange(1, 10, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.FrontAll())
fmt.Println(l.BackAll())
for i := 0; i < n; i++ {
fmt.Print(l.PopFront())
}
fmt.Println()
fmt.Println(l.Len())
// Output:
// 10
// [1,2,3,4,5,6,7,8,9,10]
// [1 2 3 4 5 6 7 8 9 10]
// [10 9 8 7 6 5 4 3 2 1]
// 12345678910
// 0
}
func ExampleList_PushFront() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.PushFront(0)
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 6
// [0,1,2,3,4,5]
}
func ExampleList_PushBack() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.PushBack(6)
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 6
// [1,2,3,4,5,6]
}
func ExampleList_PushFronts() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.PushFronts(g.Slice{0, -1, -2, -3, -4})
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 10
// [-4,-3,-2,-1,0,1,2,3,4,5]
}
func ExampleList_PushBacks() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.PushBacks(g.Slice{6, 7, 8, 9, 10})
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 10
// [1,2,3,4,5,6,7,8,9,10]
}
func ExampleList_PopBack() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopBack())
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 5
// 4
// [1,2,3,4]
}
func ExampleList_PopFront() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopFront())
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 1
// 4
// [2,3,4,5]
}
func ExampleList_PopBacks() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopBacks(2))
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// [5 4]
// 3
// [1,2,3]
}
func ExampleList_PopFronts() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopFronts(2))
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// [1 2]
// 3
// [3,4,5]
}
func ExampleList_PopBackAll() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopBackAll())
fmt.Println(l.Len())
// Output:
// 5
// [1,2,3,4,5]
// [5 4 3 2 1]
// 0
}
func ExampleList_PopFrontAll() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.PopFrontAll())
fmt.Println(l.Len())
// Output:
// 5
// [1,2,3,4,5]
// [1 2 3 4 5]
// 0
}
func ExampleList_FrontAll() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l)
fmt.Println(l.FrontAll())
// Output:
// [1,2,3,4,5]
// [1 2 3 4 5]
}
func ExampleList_BackAll() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l)
fmt.Println(l.BackAll())
// Output:
// [1,2,3,4,5]
// [5 4 3 2 1]
}
func ExampleList_FrontValue() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l)
fmt.Println(l.FrontValue())
// Output:
// [1,2,3,4,5]
// 1
}
func ExampleList_BackValue() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l)
fmt.Println(l.BackValue())
// Output:
// [1,2,3,4,5]
// 5
}
func ExampleList_Front() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Front().Value)
fmt.Println(l)
e := l.Front()
l.InsertBefore(e, 0)
l.InsertAfter(e, "a")
fmt.Println(l)
// Output:
// 1
// [1,2,3,4,5]
// [0,1,a,2,3,4,5]
}
func ExampleList_Back() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Back().Value)
fmt.Println(l)
e := l.Back()
l.InsertBefore(e, "a")
l.InsertAfter(e, 6)
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// [1,2,3,4,a,5,6]
}
func ExampleList_Len() {
l := glist.NewFrom(g.Slice{1, 2, 3, 4, 5})
fmt.Println(l.Len())
// Output:
// 5
}
func ExampleList_Size() {
l := glist.NewFrom(g.Slice{1, 2, 3, 4, 5})
fmt.Println(l.Size())
// Output:
// 5
}
func ExampleList_MoveBefore() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
// element of `l`
e := l.PushBack(6)
fmt.Println(l.Size())
fmt.Println(l)
l.MoveBefore(e, l.Front())
fmt.Println(l.Size())
fmt.Println(l)
// not element of `l`
e = &glist.Element{Value: 7}
l.MoveBefore(e, l.Front())
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 6
// [1,2,3,4,5,6]
// 6
// [6,1,2,3,4,5]
// 6
// [6,1,2,3,4,5]
}
func ExampleList_MoveAfter() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
// element of `l`
e := l.PushFront(0)
fmt.Println(l.Size())
fmt.Println(l)
l.MoveAfter(e, l.Back())
fmt.Println(l.Size())
fmt.Println(l)
// not element of `l`
e = &glist.Element{Value: -1}
l.MoveAfter(e, l.Back())
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 6
// [0,1,2,3,4,5]
// 6
// [1,2,3,4,5,0]
// 6
// [1,2,3,4,5,0]
}
func ExampleList_MoveToFront() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
// element of `l`
l.MoveToFront(l.Back())
fmt.Println(l.Size())
fmt.Println(l)
// not element of `l`
e := &glist.Element{Value: 6}
l.MoveToFront(e)
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 5
// [5,1,2,3,4]
// 5
// [5,1,2,3,4]
}
func ExampleList_MoveToBack() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
// element of `l`
l.MoveToBack(l.Front())
fmt.Println(l.Size())
fmt.Println(l)
// not element of `l`
e := &glist.Element{Value: 0}
l.MoveToBack(e)
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 5
// [2,3,4,5,1]
// 5
// [2,3,4,5,1]
}
func ExampleList_PushBackList() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
other := glist.NewFrom(g.Slice{6, 7, 8, 9, 10})
fmt.Println(other.Size())
fmt.Println(other)
l.PushBackList(other)
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 5
// [6,7,8,9,10]
// 10
// [1,2,3,4,5,6,7,8,9,10]
}
func ExampleList_PushFrontList() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Size())
fmt.Println(l)
other := glist.NewFrom(g.Slice{-4, -3, -2, -1, 0})
fmt.Println(other.Size())
fmt.Println(other)
l.PushFrontList(other)
fmt.Println(l.Size())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 5
// [-4,-3,-2,-1,0]
// 10
// [-4,-3,-2,-1,0,1,2,3,4,5]
}
func ExampleList_InsertAfter() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.InsertAfter(l.Front(), "a")
l.InsertAfter(l.Back(), "b")
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 7
// [1,a,2,3,4,5,b]
}
func ExampleList_InsertBefore() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.InsertBefore(l.Front(), "a")
l.InsertBefore(l.Back(), "b")
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 7
// [a,1,2,3,4,b,5]
}
func ExampleList_Remove() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
fmt.Println(l.Remove(l.Front()))
fmt.Println(l.Remove(l.Back()))
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 1
// 5
// 3
// [2,3,4]
}
func ExampleList_Removes() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.Removes([]*glist.Element{l.Front(), l.Back()})
fmt.Println(l.Len())
fmt.Println(l)
// Output:
// 5
// [1,2,3,4,5]
// 3
// [2,3,4]
}
func ExampleList_RemoveAll() {
l := glist.NewFrom(garray.NewArrayRange(1, 5, 1).Slice())
fmt.Println(l.Len())
fmt.Println(l)
l.RemoveAll()
fmt.Println(l.Len())
// Output:
// 5
// [1,2,3,4,5]
// 0
}
func ExampleList_RLockFunc() {
// concurrent-safe list.
l := glist.NewFrom(garray.NewArrayRange(1, 10, 1).Slice(), true)
// iterate reading from head.
l.RLockFunc(func(list *list.List) {
length := list.Len()
if length > 0 {
for i, e := 0, list.Front(); i < length; i, e = i+1, e.Next() {
fmt.Print(e.Value)
}
}
})
fmt.Println()
// iterate reading from tail.
l.RLockFunc(func(list *list.List) {
length := list.Len()
if length > 0 {
for i, e := 0, list.Back(); i < length; i, e = i+1, e.Prev() {
fmt.Print(e.Value)
}
}
})
fmt.Println()
// Output:
// 12345678910
// 10987654321
}
func ExampleList_IteratorAsc() {
// concurrent-safe list.
l := glist.NewFrom(garray.NewArrayRange(1, 10, 1).Slice(), true)
// iterate reading from head using IteratorAsc.
l.IteratorAsc(func(e *glist.Element) bool {
fmt.Print(e.Value)
return true
})
// Output:
// 12345678910
}
func ExampleList_IteratorDesc() {
// concurrent-safe list.
l := glist.NewFrom(garray.NewArrayRange(1, 10, 1).Slice(), true)
// iterate reading from tail using IteratorDesc.
l.IteratorDesc(func(e *glist.Element) bool {
fmt.Print(e.Value)
return true
})
// Output:
// 10987654321
}
func ExampleList_LockFunc() {
// concurrent-safe list.
l := glist.NewFrom(garray.NewArrayRange(1, 10, 1).Slice(), true)
// iterate writing from head.
l.LockFunc(func(list *list.List) {
length := list.Len()
if length > 0 {
for i, e := 0, list.Front(); i < length; i, e = i+1, e.Next() {
if e.Value == 6 {
e.Value = "M"
break
}
}
}
})
fmt.Println(l)
// Output:
// [1,2,3,4,5,M,7,8,9,10]
}
func ExampleList_Join() {
var l glist.List
l.PushBacks(g.Slice{"a", "b", "c", "d"})
fmt.Println(l.Join(","))
// Output:
// a,b,c,d
}