34 lines
780 B
Go
34 lines
780 B
Go
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package slice
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import (
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"bytes"
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"testing"
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)
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func TestSliceReverse(t *testing.T) {
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arr := []byte{0x01, 0x02, 0x03, 0x04}
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have := Reverse(arr)
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want := []byte{0x04, 0x03, 0x02, 0x01}
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if bytes.Compare(have, want) != 0 {
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t.Fatalf("expected %v got %v", want, have)
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}
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}
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func TestSliceReverseOddNumberOfElements(t *testing.T) {
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arr := []byte{0x01, 0x02, 0x03, 0x04, 0x05}
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have := Reverse(arr)
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want := []byte{0x05, 0x04, 0x03, 0x02, 0x01}
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if bytes.Compare(have, want) != 0 {
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t.Fatalf("expected %v got %v", want, have)
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}
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}
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// This tests a bug that occured with arrays of size 1
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func TestSliceReverseLen2(t *testing.T) {
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arr := []byte{0x01}
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have := Reverse(arr)
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want := []byte{0x01}
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if bytes.Compare(have, want) != 0 {
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t.Fatalf("expected %v got %v", want, have)
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}
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}
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