// 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. // go test *.go package garray_test import ( "testing" "time" "github.com/gogf/gf/v2/container/garray" "github.com/gogf/gf/v2/frame/g" "github.com/gogf/gf/v2/internal/json" "github.com/gogf/gf/v2/test/gtest" "github.com/gogf/gf/v2/util/gconv" ) func Test_Array_Basic(t *testing.T) { gtest.C(t, func(t *gtest.T) { expect := []interface{}{0, 1, 2, 3} array := garray.NewArrayFrom(expect) array2 := garray.NewArrayFrom(expect) array3 := garray.NewArrayFrom([]interface{}{}) t.Assert(array.Slice(), expect) t.Assert(array.Interfaces(), expect) array.Set(0, 100) v, ok := array.Get(0) t.Assert(v, 100) t.Assert(ok, true) v, ok = array.Get(1) t.Assert(v, 1) t.Assert(ok, true) t.Assert(array.Search(100), 0) t.Assert(array3.Search(100), -1) t.Assert(array.Contains(100), true) v, ok = array.Remove(0) t.Assert(v, 100) t.Assert(ok, true) v, ok = array.Remove(-1) t.Assert(v, nil) t.Assert(ok, false) v, ok = array.Remove(100000) t.Assert(v, nil) t.Assert(ok, false) v, ok = array2.Remove(3) t.Assert(v, 3) t.Assert(ok, true) v, ok = array2.Remove(1) t.Assert(v, 1) t.Assert(ok, true) t.Assert(array.Contains(100), false) array.Append(4) t.Assert(array.Len(), 4) array.InsertBefore(0, 100) array.InsertAfter(0, 200) t.Assert(array.Slice(), []interface{}{100, 200, 2, 2, 3, 4}) array.InsertBefore(5, 300) array.InsertAfter(6, 400) t.Assert(array.Slice(), []interface{}{100, 200, 2, 2, 3, 300, 4, 400}) t.Assert(array.Clear().Len(), 0) }) } func TestArray_Sort(t *testing.T) { gtest.C(t, func(t *gtest.T) { expect1 := []interface{}{0, 1, 2, 3} expect2 := []interface{}{3, 2, 1, 0} array := garray.NewArray() for i := 3; i >= 0; i-- { array.Append(i) } array.SortFunc(func(v1, v2 interface{}) bool { return v1.(int) < v2.(int) }) t.Assert(array.Slice(), expect1) array.SortFunc(func(v1, v2 interface{}) bool { return v1.(int) > v2.(int) }) t.Assert(array.Slice(), expect2) }) } func TestArray_Unique(t *testing.T) { gtest.C(t, func(t *gtest.T) { expect := []interface{}{1, 2, 3, 4, 5, 3, 2, 2, 3, 5, 5} array := garray.NewArrayFrom(expect) t.Assert(array.Unique().Slice(), []interface{}{1, 2, 3, 4, 5}) }) } func TestArray_PushAndPop(t *testing.T) { gtest.C(t, func(t *gtest.T) { expect := []interface{}{0, 1, 2, 3} array := garray.NewArrayFrom(expect) t.Assert(array.Slice(), expect) v, ok := array.PopLeft() t.Assert(v, 0) t.Assert(ok, true) v, ok = array.PopRight() t.Assert(v, 3) t.Assert(ok, true) v, ok = array.PopRand() t.AssertIN(v, []interface{}{1, 2}) t.Assert(ok, true) v, ok = array.PopRand() t.AssertIN(v, []interface{}{1, 2}) t.Assert(ok, true) t.Assert(array.Len(), 0) array.PushLeft(1).PushRight(2) t.Assert(array.Slice(), []interface{}{1, 2}) }) } func TestArray_PopRands(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{100, 200, 300, 400, 500, 600} array := garray.NewFromCopy(a1) t.AssertIN(array.PopRands(2), []interface{}{100, 200, 300, 400, 500, 600}) }) } func TestArray_PopLeft(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewFrom(g.Slice{1, 2, 3}) v, ok := array.PopLeft() t.Assert(v, 1) t.Assert(ok, true) t.Assert(array.Len(), 2) v, ok = array.PopLeft() t.Assert(v, 2) t.Assert(ok, true) t.Assert(array.Len(), 1) v, ok = array.PopLeft() t.Assert(v, 3) t.Assert(ok, true) t.Assert(array.Len(), 0) }) } func TestArray_PopRight(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewFrom(g.Slice{1, 2, 3}) v, ok := array.PopRight() t.Assert(v, 3) t.Assert(ok, true) t.Assert(array.Len(), 2) v, ok = array.PopRight() t.Assert(v, 2) t.Assert(ok, true) t.Assert(array.Len(), 1) v, ok = array.PopRight() t.Assert(v, 1) t.Assert(ok, true) t.Assert(array.Len(), 0) }) } func TestArray_PopLefts(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewFrom(g.Slice{1, 2, 3}) t.Assert(array.PopLefts(2), g.Slice{1, 2}) t.Assert(array.Len(), 1) t.Assert(array.PopLefts(2), g.Slice{3}) t.Assert(array.Len(), 0) }) } func TestArray_PopRights(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewFrom(g.Slice{1, 2, 3}) t.Assert(array.PopRights(2), g.Slice{2, 3}) t.Assert(array.Len(), 1) t.Assert(array.PopLefts(2), g.Slice{1}) t.Assert(array.Len(), 0) }) } func TestArray_PopLeftsAndPopRights(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.New() v, ok := array.PopLeft() t.Assert(v, nil) t.Assert(ok, false) t.Assert(array.PopLefts(10), nil) v, ok = array.PopRight() t.Assert(v, nil) t.Assert(ok, false) t.Assert(array.PopRights(10), nil) v, ok = array.PopRand() t.Assert(v, nil) t.Assert(ok, false) t.Assert(array.PopRands(10), nil) }) gtest.C(t, func(t *gtest.T) { value1 := []interface{}{0, 1, 2, 3, 4, 5, 6} value2 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(value1) array2 := garray.NewArrayFrom(value2) t.Assert(array1.PopLefts(2), []interface{}{0, 1}) t.Assert(array1.Slice(), []interface{}{2, 3, 4, 5, 6}) t.Assert(array1.PopRights(2), []interface{}{5, 6}) t.Assert(array1.Slice(), []interface{}{2, 3, 4}) t.Assert(array1.PopRights(20), []interface{}{2, 3, 4}) t.Assert(array1.Slice(), []interface{}{}) t.Assert(array2.PopLefts(20), []interface{}{0, 1, 2, 3, 4, 5, 6}) t.Assert(array2.Slice(), []interface{}{}) }) } func TestArray_Range(t *testing.T) { gtest.C(t, func(t *gtest.T) { value1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(value1) array2 := garray.NewArrayFrom(value1, true) t.Assert(array1.Range(0, 1), []interface{}{0}) t.Assert(array1.Range(1, 2), []interface{}{1}) t.Assert(array1.Range(0, 2), []interface{}{0, 1}) t.Assert(array1.Range(-1, 10), value1) t.Assert(array1.Range(10, 2), nil) t.Assert(array2.Range(1, 3), []interface{}{1, 2}) }) } func TestArray_Merge(t *testing.T) { gtest.C(t, func(t *gtest.T) { func1 := func(v1, v2 interface{}) int { if gconv.Int(v1) < gconv.Int(v2) { return 0 } return 1 } i1 := []interface{}{0, 1, 2, 3} i2 := []interface{}{4, 5, 6, 7} array1 := garray.NewArrayFrom(i1) array2 := garray.NewArrayFrom(i2) t.Assert(array1.Merge(array2).Slice(), []interface{}{0, 1, 2, 3, 4, 5, 6, 7}) // s1 := []string{"a", "b", "c", "d"} s2 := []string{"e", "f"} i3 := garray.NewIntArrayFrom([]int{1, 2, 3}) i4 := garray.NewArrayFrom([]interface{}{3}) s3 := garray.NewStrArrayFrom([]string{"g", "h"}) s4 := garray.NewSortedArrayFrom([]interface{}{4, 5}, func1) s5 := garray.NewSortedStrArrayFrom(s2) s6 := garray.NewSortedIntArrayFrom([]int{1, 2, 3}) a1 := garray.NewArrayFrom(i1) t.Assert(a1.Merge(s2).Len(), 6) t.Assert(a1.Merge(i3).Len(), 9) t.Assert(a1.Merge(i4).Len(), 10) t.Assert(a1.Merge(s3).Len(), 12) t.Assert(a1.Merge(s4).Len(), 14) t.Assert(a1.Merge(s5).Len(), 16) t.Assert(a1.Merge(s6).Len(), 19) }) } func TestArray_Fill(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0} a2 := []interface{}{0} array1 := garray.NewArrayFrom(a1) array2 := garray.NewArrayFrom(a2, true) t.Assert(array1.Fill(1, 2, 100), nil) t.Assert(array1.Slice(), []interface{}{0, 100, 100}) t.Assert(array2.Fill(0, 2, 100), nil) t.Assert(array2.Slice(), []interface{}{100, 100}) t.AssertNE(array2.Fill(-1, 2, 100), nil) t.Assert(array2.Slice(), []interface{}{100, 100}) }) } func TestArray_Chunk(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{1, 2, 3, 4, 5} array1 := garray.NewArrayFrom(a1) chunks := array1.Chunk(2) t.Assert(len(chunks), 3) t.Assert(chunks[0], []interface{}{1, 2}) t.Assert(chunks[1], []interface{}{3, 4}) t.Assert(chunks[2], []interface{}{5}) t.Assert(array1.Chunk(0), nil) }) gtest.C(t, func(t *gtest.T) { a1 := []interface{}{1, 2, 3, 4, 5} array1 := garray.NewArrayFrom(a1) chunks := array1.Chunk(3) t.Assert(len(chunks), 2) t.Assert(chunks[0], []interface{}{1, 2, 3}) t.Assert(chunks[1], []interface{}{4, 5}) t.Assert(array1.Chunk(0), nil) }) gtest.C(t, func(t *gtest.T) { a1 := []interface{}{1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) chunks := array1.Chunk(2) t.Assert(len(chunks), 3) t.Assert(chunks[0], []interface{}{1, 2}) t.Assert(chunks[1], []interface{}{3, 4}) t.Assert(chunks[2], []interface{}{5, 6}) t.Assert(array1.Chunk(0), nil) }) gtest.C(t, func(t *gtest.T) { a1 := []interface{}{1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) chunks := array1.Chunk(3) t.Assert(len(chunks), 2) t.Assert(chunks[0], []interface{}{1, 2, 3}) t.Assert(chunks[1], []interface{}{4, 5, 6}) t.Assert(array1.Chunk(0), nil) }) } func TestArray_Pad(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0} array1 := garray.NewArrayFrom(a1) t.Assert(array1.Pad(3, 1).Slice(), []interface{}{0, 1, 1}) t.Assert(array1.Pad(-4, 1).Slice(), []interface{}{1, 0, 1, 1}) t.Assert(array1.Pad(3, 1).Slice(), []interface{}{1, 0, 1, 1}) }) } func TestArray_SubSlice(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) array2 := garray.NewArrayFrom(a1, true) t.Assert(array1.SubSlice(0, 2), []interface{}{0, 1}) t.Assert(array1.SubSlice(2, 2), []interface{}{2, 3}) t.Assert(array1.SubSlice(5, 8), []interface{}{5, 6}) t.Assert(array1.SubSlice(9, 1), nil) t.Assert(array1.SubSlice(-2, 2), []interface{}{5, 6}) t.Assert(array1.SubSlice(-9, 2), nil) t.Assert(array1.SubSlice(1, -2), nil) t.Assert(array2.SubSlice(0, 2), []interface{}{0, 1}) }) } func TestArray_Rand(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) t.Assert(len(array1.Rands(2)), 2) t.Assert(len(array1.Rands(10)), 10) t.AssertIN(array1.Rands(1)[0], a1) }) gtest.C(t, func(t *gtest.T) { s1 := []interface{}{"a", "b", "c", "d"} a1 := garray.NewArrayFrom(s1) i1, ok := a1.Rand() t.Assert(ok, true) t.Assert(a1.Contains(i1), true) t.Assert(a1.Len(), 4) }) } func TestArray_Shuffle(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) t.Assert(array1.Shuffle().Len(), 7) }) } func TestArray_Reverse(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) t.Assert(array1.Reverse().Slice(), []interface{}{6, 5, 4, 3, 2, 1, 0}) }) } func TestArray_Join(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) t.Assert(array1.Join("."), `0.1.2.3.4.5.6`) }) gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, `"a"`, `\a`} array1 := garray.NewArrayFrom(a1) t.Assert(array1.Join("."), `0.1."a".\a`) }) } func TestArray_String(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} array1 := garray.NewArrayFrom(a1) t.Assert(array1.String(), `[0,1,2,3,4,5,6]`) }) } func TestArray_Replace(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} a2 := []interface{}{"a", "b", "c"} a3 := []interface{}{"m", "n", "p", "z", "x", "y", "d", "u"} array1 := garray.NewArrayFrom(a1) array2 := array1.Replace(a2) t.Assert(array2.Len(), 7) t.Assert(array2.Contains("b"), true) t.Assert(array2.Contains(4), true) t.Assert(array2.Contains("v"), false) array3 := array1.Replace(a3) t.Assert(array3.Len(), 7) t.Assert(array3.Contains(4), false) t.Assert(array3.Contains("p"), true) t.Assert(array3.Contains("u"), false) }) } func TestArray_SetArray(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3, 4, 5, 6} a2 := []interface{}{"a", "b", "c"} array1 := garray.NewArrayFrom(a1) array1 = array1.SetArray(a2) t.Assert(array1.Len(), 3) t.Assert(array1.Contains("b"), true) t.Assert(array1.Contains("5"), false) }) } func TestArray_Sum(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3} a2 := []interface{}{"a", "b", "c"} a3 := []interface{}{"a", "1", "2"} array1 := garray.NewArrayFrom(a1) array2 := garray.NewArrayFrom(a2) array3 := garray.NewArrayFrom(a3) t.Assert(array1.Sum(), 6) t.Assert(array2.Sum(), 0) t.Assert(array3.Sum(), 3) }) } func TestArray_Clone(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{0, 1, 2, 3} array1 := garray.NewArrayFrom(a1) array2 := array1.Clone() t.Assert(array1.Len(), 4) t.Assert(array2.Sum(), 6) t.AssertEQ(array1, array2) }) } func TestArray_CountValues(t *testing.T) { gtest.C(t, func(t *gtest.T) { a1 := []interface{}{"a", "b", "c", "d", "e", "d"} array1 := garray.NewArrayFrom(a1) array2 := array1.CountValues() t.Assert(len(array2), 5) t.Assert(array2["b"], 1) t.Assert(array2["d"], 2) }) } func TestArray_LockFunc(t *testing.T) { gtest.C(t, func(t *gtest.T) { s1 := []interface{}{"a", "b", "c", "d"} a1 := garray.NewArrayFrom(s1, true) ch1 := make(chan int64, 3) ch2 := make(chan int64, 3) // go1 go a1.LockFunc(func(n1 []interface{}) { // 读写锁 time.Sleep(2 * time.Second) // 暂停2秒 n1[2] = "g" ch2 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) }) // go2 go func() { time.Sleep(100 * time.Millisecond) // 故意暂停0.01秒,等go1执行锁后,再开始执行. ch1 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) a1.Len() ch1 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) }() t1 := <-ch1 t2 := <-ch1 <-ch2 // 等待go1完成 // 防止ci抖动,以豪秒为单位 t.AssertGT(t2-t1, 20) // go1加的读写互斥锁,所go2读的时候被阻塞。 t.Assert(a1.Contains("g"), true) }) } func TestArray_RLockFunc(t *testing.T) { gtest.C(t, func(t *gtest.T) { s1 := []interface{}{"a", "b", "c", "d"} a1 := garray.NewArrayFrom(s1, true) ch1 := make(chan int64, 3) ch2 := make(chan int64, 1) // go1 go a1.RLockFunc(func(n1 []interface{}) { // 读锁 time.Sleep(2 * time.Second) // 暂停1秒 n1[2] = "g" ch2 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) }) // go2 go func() { time.Sleep(100 * time.Millisecond) // 故意暂停0.01秒,等go1执行锁后,再开始执行. ch1 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) a1.Len() ch1 <- gconv.Int64(time.Now().UnixNano() / 1000 / 1000) }() t1 := <-ch1 t2 := <-ch1 <-ch2 // 等待go1完成 // 防止ci抖动,以豪秒为单位 t.AssertLT(t2-t1, 20) // go1加的读锁,所go2读的时候,并没有阻塞。 t.Assert(a1.Contains("g"), true) }) } func TestArray_Json(t *testing.T) { // pointer gtest.C(t, func(t *gtest.T) { s1 := []interface{}{"a", "b", "d", "c"} a1 := garray.NewArrayFrom(s1) b1, err1 := json.Marshal(a1) b2, err2 := json.Marshal(s1) t.Assert(b1, b2) t.Assert(err1, err2) a2 := garray.New() err2 = json.UnmarshalUseNumber(b2, &a2) t.Assert(err2, nil) t.Assert(a2.Slice(), s1) var a3 garray.Array err := json.UnmarshalUseNumber(b2, &a3) t.AssertNil(err) t.Assert(a3.Slice(), s1) }) // value. gtest.C(t, func(t *gtest.T) { s1 := []interface{}{"a", "b", "d", "c"} a1 := *garray.NewArrayFrom(s1) b1, err1 := json.Marshal(a1) b2, err2 := json.Marshal(s1) t.Assert(b1, b2) t.Assert(err1, err2) a2 := garray.New() err2 = json.UnmarshalUseNumber(b2, &a2) t.Assert(err2, nil) t.Assert(a2.Slice(), s1) var a3 garray.Array err := json.UnmarshalUseNumber(b2, &a3) t.AssertNil(err) t.Assert(a3.Slice(), s1) }) // pointer gtest.C(t, func(t *gtest.T) { type User struct { Name string Scores *garray.Array } data := g.Map{ "Name": "john", "Scores": []int{99, 100, 98}, } b, err := json.Marshal(data) t.AssertNil(err) user := new(User) err = json.UnmarshalUseNumber(b, user) t.AssertNil(err) t.Assert(user.Name, data["Name"]) t.Assert(user.Scores, data["Scores"]) }) // value gtest.C(t, func(t *gtest.T) { type User struct { Name string Scores garray.Array } data := g.Map{ "Name": "john", "Scores": []int{99, 100, 98}, } b, err := json.Marshal(data) t.AssertNil(err) user := new(User) err = json.UnmarshalUseNumber(b, user) t.AssertNil(err) t.Assert(user.Name, data["Name"]) t.Assert(user.Scores, data["Scores"]) }) } func TestArray_Iterator(t *testing.T) { slice := g.Slice{"a", "b", "d", "c"} array := garray.NewArrayFrom(slice) gtest.C(t, func(t *gtest.T) { array.Iterator(func(k int, v interface{}) bool { t.Assert(v, slice[k]) return true }) }) gtest.C(t, func(t *gtest.T) { array.IteratorAsc(func(k int, v interface{}) bool { t.Assert(v, slice[k]) return true }) }) gtest.C(t, func(t *gtest.T) { array.IteratorDesc(func(k int, v interface{}) bool { t.Assert(v, slice[k]) return true }) }) gtest.C(t, func(t *gtest.T) { index := 0 array.Iterator(func(k int, v interface{}) bool { index++ return false }) t.Assert(index, 1) }) gtest.C(t, func(t *gtest.T) { index := 0 array.IteratorAsc(func(k int, v interface{}) bool { index++ return false }) t.Assert(index, 1) }) gtest.C(t, func(t *gtest.T) { index := 0 array.IteratorDesc(func(k int, v interface{}) bool { index++ return false }) t.Assert(index, 1) }) } func TestArray_RemoveValue(t *testing.T) { slice := g.Slice{"a", "b", "d", "c"} array := garray.NewArrayFrom(slice) gtest.C(t, func(t *gtest.T) { t.Assert(array.RemoveValue("e"), false) t.Assert(array.RemoveValue("b"), true) t.Assert(array.RemoveValue("a"), true) t.Assert(array.RemoveValue("c"), true) t.Assert(array.RemoveValue("f"), false) }) } func TestArray_UnmarshalValue(t *testing.T) { type V struct { Name string Array *garray.Array } // JSON gtest.C(t, func(t *gtest.T) { var v *V err := gconv.Struct(g.Map{ "name": "john", "array": []byte(`[1,2,3]`), }, &v) t.AssertNil(err) t.Assert(v.Name, "john") t.Assert(v.Array.Slice(), g.Slice{1, 2, 3}) }) // Map gtest.C(t, func(t *gtest.T) { var v *V err := gconv.Struct(g.Map{ "name": "john", "array": g.Slice{1, 2, 3}, }, &v) t.AssertNil(err) t.Assert(v.Name, "john") t.Assert(v.Array.Slice(), g.Slice{1, 2, 3}) }) } func TestArray_FilterNil(t *testing.T) { gtest.C(t, func(t *gtest.T) { values := g.Slice{0, 1, 2, 3, 4, "", g.Slice{}} array := garray.NewArrayFromCopy(values) t.Assert(array.FilterNil().Slice(), values) }) gtest.C(t, func(t *gtest.T) { array := garray.NewArrayFromCopy(g.Slice{nil, 1, 2, 3, 4, nil}) t.Assert(array.FilterNil(), g.Slice{1, 2, 3, 4}) }) } func TestArray_FilterEmpty(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewArrayFrom(g.Slice{0, 1, 2, 3, 4, "", g.Slice{}}) t.Assert(array.FilterEmpty(), g.Slice{1, 2, 3, 4}) }) gtest.C(t, func(t *gtest.T) { array := garray.NewArrayFrom(g.Slice{1, 2, 3, 4}) t.Assert(array.FilterEmpty(), g.Slice{1, 2, 3, 4}) }) } func TestArray_Walk(t *testing.T) { gtest.C(t, func(t *gtest.T) { array := garray.NewArrayFrom(g.Slice{"1", "2"}) t.Assert(array.Walk(func(value interface{}) interface{} { return "key-" + gconv.String(value) }), g.Slice{"key-1", "key-2"}) }) }