96 lines
2.3 KiB
Go
96 lines
2.3 KiB
Go
package iterator_test
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import (
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"testing"
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"git.sr.ht/~rjarry/aerc/lib/iterator"
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"git.sr.ht/~rjarry/aerc/worker/types"
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)
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func toThreads(uids []uint32) []*types.Thread {
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threads := make([]*types.Thread, len(uids))
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for i, u := range uids {
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threads[i] = &types.Thread{Uid: u}
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}
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return threads
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}
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func TestIterator_DefaultFactory(t *testing.T) {
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input := []uint32{1, 2, 3, 4, 5, 6, 7, 8, 9}
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want := []uint32{9, 8, 7, 6, 5, 4, 3, 2, 1}
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factory := iterator.NewFactory(false)
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if factory == nil {
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t.Errorf("could not create factory")
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}
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start, end := len(input)-1, 0
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checkUids(t, factory, input, want, start, end)
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checkThreads(t, factory, toThreads(input),
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toThreads(want), start, end)
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}
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func TestIterator_ReverseFactory(t *testing.T) {
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input := []uint32{1, 2, 3, 4, 5, 6, 7, 8, 9}
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want := []uint32{1, 2, 3, 4, 5, 6, 7, 8, 9}
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factory := iterator.NewFactory(true)
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if factory == nil {
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t.Errorf("could not create factory")
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}
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start, end := 0, len(input)-1
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checkUids(t, factory, input, want, start, end)
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checkThreads(t, factory, toThreads(input),
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toThreads(want), start, end)
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}
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func checkUids(t *testing.T, factory iterator.Factory,
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input []uint32, want []uint32, start, end int,
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) {
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label := "uids"
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got := make([]uint32, 0)
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iter := factory.NewIterator(input)
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for iter.Next() {
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got = append(got, iter.Value().(uint32))
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}
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if len(got) != len(want) {
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t.Errorf(label + "number of elements not correct")
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}
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for i, u := range want {
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if got[i] != u {
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t.Errorf(label + "order not correct")
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}
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}
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if iter.StartIndex() != start {
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t.Errorf(label + "start index not correct")
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}
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if iter.EndIndex() != end {
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t.Errorf(label + "end index not correct")
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}
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}
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func checkThreads(t *testing.T, factory iterator.Factory,
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input []*types.Thread, want []*types.Thread, start, end int,
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) {
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label := "threads"
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got := make([]*types.Thread, 0)
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iter := factory.NewIterator(input)
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for iter.Next() {
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got = append(got, iter.Value().(*types.Thread))
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}
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if len(got) != len(want) {
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t.Errorf(label + "number of elements not correct")
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}
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for i, th := range want {
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if got[i].Uid != th.Uid {
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t.Errorf(label + "order not correct")
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}
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}
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if iter.StartIndex() != start {
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t.Errorf(label + "start index not correct")
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}
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if iter.EndIndex() != end {
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t.Errorf(label + "end index not correct")
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}
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}
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