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// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
package set
import "testing"
func TestSet(t *testing.T) {
s := Set[int]{}
s.Add(1)
s.Add(2)
if !s.Contains(1) {
t.Error("missing 1")
}
if !s.Contains(2) {
t.Error("missing 2")
}
if s.Contains(3) {
t.Error("shouldn't have 3")
}
if s.Len() != 2 {
t.Errorf("wrong len %d; want 2", s.Len())
}
}
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