31 lines
790 B
Go
31 lines
790 B
Go
|
package phenomena
|
||
|
|
|
||
|
|
import (
|
||
|
|
"testing"
|
||
|
|
"time"
|
||
|
|
)
|
||
|
|
|
||
|
|
func TestApsidesIndependentOfHostZone(t *testing.T) {
|
||
|
|
start := time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC)
|
||
|
|
end := time.Date(2026, 12, 31, 0, 0, 0, 0, time.UTC)
|
||
|
|
saved := time.Local
|
||
|
|
defer func() { time.Local = saved }()
|
||
|
|
|
||
|
|
time.Local = time.UTC
|
||
|
|
want := Apsides(Earth, start, end)
|
||
|
|
newYork, err := time.LoadLocation("America/New_York")
|
||
|
|
if err != nil {
|
||
|
|
newYork = time.FixedZone("EST", -5*3600)
|
||
|
|
}
|
||
|
|
time.Local = newYork
|
||
|
|
got := Apsides(Earth, start, end)
|
||
|
|
if len(got) != len(want) || len(got) == 0 {
|
||
|
|
t.Fatalf("len got %d, want %d", len(got), len(want))
|
||
|
|
}
|
||
|
|
for i := range got {
|
||
|
|
if !got[i].Time.Equal(want[i].Time) || got[i].Time.Location() != time.UTC {
|
||
|
|
t.Fatalf("event %d: got %v, want %v", i, got[i].Time, want[i].Time)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|