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38 lines
578 B
Go
38 lines
578 B
Go
package iter
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import (
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"testing"
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)
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func TestSpan(t *testing.T) {
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var n int
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s := Span(1, 10)
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s.Next(&n)
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if n != 1 {
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t.Errorf("expected n to be 1 but is %d instead", n)
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}
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for s.Next(&n) {
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}
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if n != 9 {
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t.Errorf("expected n to be 9 but is %d instead", n)
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}
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beer := Max(Span(1, 100))
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if beer != 99 {
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t.Errorf("expected 99 beers but saw %d instead", beer)
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}
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old := Min(Span(30, 40))
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if old != 30 {
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t.Errorf("expected 30 to be old but saw %d instead", old)
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}
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}
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func TestStep(t *testing.T) {
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s := Step(1, 10, 3)
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for n := 0; s.Next(&n); {
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t.Log(n)
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}
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}
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