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package cmd
import "testing"
func TestNextFetchInterval(t *testing.T) {
tests := []struct {
name string
current int64
hadNewArticles bool
want int64
}{
{"new articles halve from mid-range", 14400, true, 7200},
{"new articles halve from max", maxFetchIntervalSeconds, true, 43200},
{"new articles clamp at min when halving below", 3600, true, minFetchIntervalSeconds},
{"new articles clamp at min from slightly above", 4000, true, minFetchIntervalSeconds},
{"no articles grow by 1.5x from min", minFetchIntervalSeconds, false, 5400},
{"no articles grow by 1.5x from mid-range", 14400, false, 21600},
{"no articles clamp at max", maxFetchIntervalSeconds, false, maxFetchIntervalSeconds},
{"no articles clamp at max from slightly below", 60000, false, maxFetchIntervalSeconds},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := nextFetchInterval(tt.current, tt.hadNewArticles)
if got != tt.want {
t.Errorf("nextFetchInterval(%d, %v) = %d, want %d", tt.current, tt.hadNewArticles, got, tt.want)
}
})
}
}
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