58 lines
952 B
Go
58 lines
952 B
Go
package channels
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import (
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"reflect"
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"sort"
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"testing"
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)
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func TestFanIn(t *testing.T) {
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type args struct {
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chans [][]int
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}
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tests := []struct {
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name string
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args args
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want []int
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}{
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{
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name: "test fanin",
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args: args{
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chans: [][]int{
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{1, 2, 3},
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{4, 5, 6},
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{7, 8, 9},
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},
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},
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want: []int{1, 2, 3, 4, 5, 6, 7, 8, 9},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := []int{}
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chans := make([]chan int, len(tt.args.chans))
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for i, v := range tt.args.chans {
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func(i int, v []int) {
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chans[i] = make(chan int, len(v))
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go func(i int, v []int) {
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for _, v2 := range v {
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chans[i] <- v2
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}
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close(chans[i])
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}(i, v)
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}(i, v)
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}
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ch := FanIn(chans...)
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for o := range ch {
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got = append(got, o)
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}
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sort.Ints(got)
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("FanIn() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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