88 lines
1.3 KiB
Go
88 lines
1.3 KiB
Go
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package linkedlist
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import (
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"testing"
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"github.com/davecgh/go-spew/spew"
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)
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func TestPush(t *testing.T) {
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l := New()
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for i := 0; i < 5; i++ {
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l.Push(i)
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}
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var result string
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result = spew.Sprint(l.Values())
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if result != "[4 3 2 1 0]" {
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t.Error(result)
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}
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l.Push(0)
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result = spew.Sprint(l.Values())
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if result != "[0 4 3 2 1 0]" {
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t.Error(result)
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}
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}
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func TestPop(t *testing.T) {
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l := New()
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for i := 0; i < 5; i++ {
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l.Push(i)
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}
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if v, ok := l.Pop(); ok {
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if v != 4 {
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t.Error(v)
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}
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} else {
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t.Error("Pop should ok, but is not ok")
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}
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var result string
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result = spew.Sprint(l.Values())
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if result != "[3 2 1 0]" {
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t.Error(result)
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}
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for i := 3; l.Size() != 0; i-- {
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if v, ok := l.Pop(); ok {
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if v != i {
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t.Error(i, v, "is not equals")
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}
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} else {
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t.Error("Pop should ok, but is not ok", i)
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}
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}
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l.Push(0)
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result = spew.Sprint(l.Values())
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if result != "[0]" {
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t.Error(result)
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}
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if l.Size() != 1 {
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t.Error("l.Size() == 1, but is error, size = ", l.Size())
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}
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}
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func TestRemove(t *testing.T) {
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l := New()
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for i := 0; i < 5; i++ {
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l.Push(i)
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}
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for i := 0; i < 5; i++ {
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if n, ok := l.Remove(0); ok {
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if n.Value() != 4-i {
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t.Error(n)
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}
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} else {
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t.Error("Pop should ok, but is not ok", i)
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}
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}
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if l.Size() != 0 {
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t.Error("l.Size() == 0, but is error, size = ", l.Size())
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}
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}
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