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package filecache
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
)
func testChooseForgottenKey(t *testing.T, p Policy) {
assert.Equal(t, 0, p.NumItems())
assert.Panics(t, func() { p.Choose() })
p.Used(key("a"), time.Now())
assert.Equal(t, 1, p.NumItems())
p.Used(key("a"), time.Now().Add(1))
assert.Equal(t, 1, p.NumItems())
p.Forget(key("a"))
assert.Equal(t, 0, p.NumItems())
assert.Panics(t, func() { p.Choose() })
}
func testPolicy(t *testing.T, p Policy) {
testChooseForgottenKey(t, p)
}
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