98 lines
1.5 KiB
Go
98 lines
1.5 KiB
Go
package arraylist
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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 < 2; i++ {
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l.PushFront(1)
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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 != "[1 1]" {
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t.Error(result)
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}
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for i := 0; i < 2; i++ {
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l.PushBack(2)
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}
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result = spew.Sprint(l.Values())
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if result != "[1 1 2 2]" {
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t.Error(result)
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}
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}
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func TestGrowth(t *testing.T) {
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l := New()
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for i := 0; i < 5; i++ {
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l.PushFront(1)
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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 != "[1 1]" {
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t.Error(result)
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}
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l = New()
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for i := 0; i < 7; i++ {
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l.PushBack(1)
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}
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result = spew.Sprint(l.Values())
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if result != "[1 1]" {
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t.Error(result)
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}
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// for i := 0; i < 2; i++ {
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// l.PushBack(2)
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// }
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// result = spew.Sprint(l.Values())
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// if result != "[1 1 2 2]" {
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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.PushFront(i)
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}
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for i := 4; i >= 0; i-- {
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if v, ok := l.PopFront(); ok {
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if v != i {
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t.Error("should be ", v)
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}
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} else {
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t.Error("should be ok, value is", v)
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}
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}
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if v, ok := l.PopFront(); ok {
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t.Error("should not be ok, v = ", v)
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}
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for i := 0; i < 5; i++ {
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l.PushFront(i)
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}
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for i := 0; i < 5; i++ {
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if v, ok := l.PopBack(); ok {
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if v != i {
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t.Error("should be ", v)
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}
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} else {
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t.Error("should be ok, value is", v)
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}
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}
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if v, ok := l.PopBack(); ok {
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t.Error("should not be ok, v = ", v)
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}
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}
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