37 lines
801 B
Go
37 lines
801 B
Go
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package collection
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import (
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"reflect"
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"testing"
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)
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func TestPushPop(t *testing.T) {
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collection := []int{}
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collection = Push(collection, 1)
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collection = Push(collection, 2)
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collection = Push(collection, 3)
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want := []int{1, 2, 3}
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if !reflect.DeepEqual(collection, want) {
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t.Errorf("Want %+v, but got %+v", want, collection)
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}
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collection, e := Pop(collection)
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if e != 3 {
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t.Errorf("Want 3, but got %d", e)
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}
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collection, e = Pop(collection)
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if e != 2 {
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t.Errorf("Want 2, but got %d", e)
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}
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collection, e = Pop(collection)
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if e != 1 {
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t.Errorf("Want 1, but got %d", e)
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}
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collection, e = Pop(collection)
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if e != 0 {
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t.Errorf("Want 0, but got %d", e)
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}
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if len(collection) != 0 {
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t.Errorf("Collection must be empty, but got %+v (len = %d)", collection, len(collection))
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}
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}
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